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96results about How to "Uniform and stable color" patented technology

Colored oily fertilizer anti-caking agent prepared from inorganic pigment and application of colored oily fertilizer anti-caking agent

The invention relates to a colored oily fertilizer anti-caking agent prepared from inorganic pigment and application of the colored oily fertilizer anti-caking agent. The colored oily fertilizer anti-caking agent comprises the following ingredients in percentage by mass: 2-4% of iron oxide red, iron oxide yellow, iron oxide blue, iron oxide green, iron oxide purple, iron oxide brown or iron oxide black and 98-96% of an oily anti-caking agent, and is prepared by uniformly milling and mixing such ingredients by adopting a horizontal mill. The colored oily fertilizer anti-caking agent is applied to fertilizer coating, and 1.0-1.6 kilograms are used in each ton of a fertilizer, so that a corresponding color of red, yellow, blue, green, purple, brown or black is shown in the appearance of the fertilizer. The colored oily fertilizer anti-caking agent with the corresponding color of red, yellow, blue, green, purple, brown or black is provided for fertilizers with different appearance colors, so that inside and outside colors of the fertilizer are consistent, color difference and materials with inconsistent colors are avoided; the colored oily fertilizer anti-caking agent is stable and uniform in color, strong in coating capability, resistant to light and heat, colorfast and non-discoloring, can also be used as a fertilizer variety distinguishing and anti-counterfeiting mark, and is low in use cost and good in anti-caking performance.
Owner:HUBEI FORBON TECH

Method for detecting multiple anions by using indicator displacement colorimetric sensor array

The invention relates to a method for detecting multiple anions in water by using an indicator displacement colorimetric sensor array. The method comprises the following steps of: mixing several colored metal ion chelating agents and metal ion receptors which correspond to the colored metal ion chelating agents under the condition of an aqueous solution to obtain a chelate, so that the indicator displacement colorimetric sensor array is constructed; and displacing metal ions from the colored chelate by means of the precipitation reaction between different anions and metal ions and the effect of the further generation of complexes, so that the change of the color of the chelate is caused. By the method, whether ten kinds of trace amount of anions, namely S<2->, F<->, Cl<->, Br<->, I<->, SO4<2->, PO4<3->, CrO4<2->, NO2<-> and C2O4<2-> in water exceed the national discharge standard of sewage or drinking water can be rapidly determined. In the testing process of a sample, an atlas of the sample is compared with a ''fingerprint atlas'' by mathematical statistics methods such as cluster analysis and principal component analysis, so that an unknown anion is subjected to qualitative or semiquantitative analysis.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

Artificial colored sand coloring agent, artificial colored sand using coloring agent, preparation method of coloring agent, and preparation method of artificial colored sand

The invention provides a composite coloring agent and an artificial colored sand, and also provides a preparation method of the artificial colored sand. The artificial colored sand is prepared by using the composite coloring agent and broken stone sand, wherein the composite coloring agent comprises potash water glass, an aqueous resin emulsion, an inorganic acid or organic acid, a filler, a stabilizer, a curing agent, a toner and water; and the broken stone sand comprises at least one of quartz sand, basalt and calcite, and the particle size of the broken stone sand is 10-120 meshes. The composite coloring agent comprises, by mass, 280-320 parts of potash water glass, 45-55 parts of emulsion 996AD, 2.8-3.2 parts of concentrated sulfuric acid, 0.9-1.1 parts of silicate, 75-125 parts of mica powder, 435-560 parts of the toner and 40-52 parts of water; and a weight ratio of the broken stone sand to the composite coloring agent in the artificial colored sand is 980-960 / 20-40. The artificial colored sand has abundant colors, and is economic and environmentally-friendly.
Owner:上海贝塔建筑科技有限公司

Beryllium aluminum alloy and preparation method thereof

The invention relates to the field of beryllium aluminum alloy, and particularly discloses beryllium aluminum alloy and a preparation method thereof. The beryllium aluminum alloy comprises a berylliumaluminum alloy matrix and a colored anode oxide film positioned on the surface of the beryllium aluminum alloy matrix. The method comprises the following steps: S1, performing alkaline cleaning on aberyllium aluminum alloy precursor to be treated; S2, performing acid cleaning; S3, performing acid attack; S4, performing anodic oxidation; S5, performing hot water rinsing; S6, dyeing; S7, performing sealing, so as to obtain the beryllium aluminum alloy. The obtained beryllium aluminum alloy is higher in corrosion resistance, has good extinction function, and is more applicable to optical structure elements.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Method for preparing sausages by utilizing blood of beasts and birds

The invention relates to a method for preparing sausages by utilizing blood of beasts and birds. The method comprises the following operation steps of: raw meat treatment, beasts and birds blood treatment, mincemeat preparation, filler pouring and cooking, wherein during cooking of the mincemeat, salt, water, gourmet powder, phosphate, vitamin C, vitamin E, five spices powder and beasts and birdsblood are added in meat paste; uniformly stirring, and pickling 24 hours. The key technology is that a sodium nitrite and hemoglobin reaction in a pickling and heating process and a color aiding action of the vitamin C and E are utilized, and the tincture of the sausages are stable; and the product sausage is pink, the tincture is fresh and uniform, the spice is rich, the texture is tender and elastic, and the sliced sheet is smooth and stable.
Owner:HEFEI UNIV OF TECH

Natural dyeing method of yellow modal fabric

The invention discloses a natural dyeing method of a yellow modal fabric. The natural dyeing method comprises six stages as follows: pretreatment, drying, dyeing, water washing, color fixing and after finishing, wherein a natural gardenia yellow dye made from gardenia and ethanol through heating reflux is adopted in the dyeing process; water washing is carried out twice at different temperatures in the water washing stage, so that the coloring fastness of the dye is guaranteed. The natural dyeing method provided by the invention has the advantages that on one hand, the method of dyeing the modal fabric by using the natural dye can not cause pollution to the environment and has no harm on the human body, and also is in accordance with the color styles of nature, simplicity and elegance of the modal fabric, and therefore, the ecological environmental protection performance of the modal fabric is improved, the additional value of the modal fabric products is greatly increased, the requirements of people for healthy clothes are met and great practical value of the method is reflected, and on the other hand, the effects of quick coloring and even and stable color are achieved.
Owner:浙江绍兴中环印染有限公司

Non-toxic famille rose pigment and preparation method thereof

InactiveCN101734912AFree from poisonOvercoming technical barriers to tradeTalcOpacifier
The invention relates to a non-toxic famille rose pigment and a preparation method thereof. The pigment adopts natural raw mineral materials and industrial chemical raw materials, and comprises the following components in percentage by weight: 25 to 40 percent of quartz, 10 to 20 percent of feldspar, 20 to 30 percent of boric acid, 5 to 15 percent of alumina, 2 to 6 percent of lithium carbonate, 5 to 15 percent of light calcium carbonate, 0 to 3 percent of talc, 2 to 8 percent of zirconite, 3 to 6 percent of tin oxide, 0 to 3 percent of titanium oxide, 0 to 2 percent of cerium oxide, 0 to 5 percent of barium carbonate, 0 to 3 percent of magnesium carbonate, 0 to 5 percent of potassium nitrate, and 0 to 5 percent of sodium fluoride; and 0.5 to 2 percent of coloring metal oxide or 10 to 20 percent of nontoxic ceramic pigment are additionally or directly added into the components to prepare the product. The method well solves the problems that the famille rose is not white, famille or tender, has high expansion coefficient and the like after lead and arsenic are not added by adopting composite opacifier and controlling the proportion of flux components so as to prepare the non-toxic famille rose pigment with traditional famille rose decorating effect of Jingdezhen.
Owner:JINGDEZHEN CERAMIC INSTITUTE

Sand wall like coating containing water-based dyeing colored sand and preparation method of sand wall like coating

The invention discloses sand wall like coating containing water-based dyeing colored sand and a preparation method of the sand wall like coating .At present, a method for obtaining water-based dyeing colored sand by dyeing quartz sand with a dyeing agent prepared by compounding water glass and resin emulsion is provided; because the method is too complex and not controllable in operation when curing is conducted through condensed phosphoric acid, the final product is not stable enough and neither environmentally friendly .The sand wall like coating is prepared from, by mass, 260-320 parts of base slurry and 680-740 parts of water-based dyeing colored sand .The water-based dyeing colored sand is prepared from, by mass, 1000 parts of broken stone material and 120 parts of water-based composite dyeing agent, wherein the broken stone material is quartz sand .By means of the water-based dyeing colored sand, the production time of the sand wall like coating is shortened, production efficiency is improved, and production cost is reduced.
Owner:ZHEJIANG TRANSFER PAINT CO LTD

Pudilan children's antiviral oral pellet gel and preparation method thereof

The purpose of the invention is to provide a Pudilan children's antiviral oral pellet gel and a preparation method thereof. The preparation method comprises the following steps: adopting a gel matrix, extracting Radix Scutellariae, Herba Taraxaci, Corydalis bungeana Turcz. and isatis root, preparing pellets by using extracted effective components, and uniformly dispersing the pellets in a gel. The prepared gel can be a solid gel, a semisolid gel or a xerogel. The method effectively covers the bad smell of medicines, solves the mouthfeel problem of the medicines, and allows the sweet oral pellet gel loved by children to be prepared, and the sweet and smooth mouthfeel of the oral pellet gel makes children easily take the medicine. Traditional Chinese medicines are combined with the gel dosage form to improve the children's administration long-term single dosage form, and the oral pellet gel has the efficacies of heat clearing, detoxification, antibiosis and inflammation prevention, and also has the advantages of high content of the effective component, small administrating dosage, stable preparation and good curative effect.
Owner:黑龙江童医生儿童生物制药有限公司

Indicator-array-based anion detection method

The present invention relates to an indicator-array-based anion detection method used for the detection of multiple anions in water. Under the circumstance of certain concentration of an organic dye, chelates of different color gradients can be obtained by adding different amounts of same metal ion, and a sensor array is constructed by different concentrations of metal chelates; with the aid of the principle that anions in a water solution can be reacted with a metal to precipitate and even further reacted to produce a complex, metal ions can be replaced from the colored chelates, and the color changes. Due to different reaction equilibrium constants of different anions and a same indicator, the purpose of distinguishing of the anions can be achieved. By use of the method, whether S<2->, F<->, Cl<->, Br<->, I<->, CrO4<2->, PO4<3->, and C2O4<2-> anions in water exceed sewage or drinking water national discharge standards can be quickly determined, and by use of cluster analysis, principal component analysis and other mathematical statistic methods, unknown anions can be qualitatively or semi-quantitatively analyzed.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

Preparation method of PE (Poly Ethylene)/EVA (Ethylene Vinyl Acetate) composite fabric

The invention discloses a preparation method of a PE (Poly Ethylene) / EVA (Ethylene Vinyl Acetate) composite fabric. The preparation method comprises the following steps: a, selecting materials; b, shaping base cloth; c, primarily fractioning and coloring the front surface; d, primarily fractioning and coloring the back surface; e, secondarily fractioning and coloring the front surface; f, attaching EVA on the front surface; g, secondarily fractioning and coloring the back surface; h, attaching EVA on the back surface; and I, cooling and winding. According to the preparation method of the PE / EVA composite fabric, the PE fabric is used as the base cloth; colorless EVA films are used; the composite fabric is produced by the steps of shaping the base cloth, primarily fractioning and coloring the front surface, primarily fractioning and coloring the back surface, secondarily fractioning and coloring the front surface, attaching EVA on the front surface, secondarily fractioning and coloring the back surface, attaching the EVA on the back surface, cooling and winding; the produced PE / EVA composite fabric is relatively even, stable, bright in color, capable of effectively slowing the fading, and durable in use.
Owner:无锡翔隆高分子面料有限公司

Active dye dyeing process of jean fabric

The present invention discloses an active dye dyeing process of a jean fabric. According to the present invention, a series of processes such as pre-treatment process, pre-shaping, dyeing, color fixation, post-finishing, water washing and air-drying are adopted, a double-active group active dye is adopted to replace the previous indigo blue dyeing solution and the sulfur dye, and the reasonable dyeing process condition is assistedly adopted to carry out the special dyeing process for the jean fabric; and the prepared finished product has advantages of rich color, uniform and stable color, color losing resistance during the water washing process, and the like, and the active dye is used, such that the amount of the discharged printing and dyeing wastewater in the previous dyeing process is substantially reduced so as to easily achieve the ecology environment.
Owner:佛山瑞纺染整有限公司

Preparation method for antiallergic breathable easy-to-tear medical adhesive tape base cloth and production device adopting preparation method

The invention discloses a preparation method for antiallergic breathable easy-to-tear medical adhesive tape base cloth and a production device adopting the preparation method, belongs to the technical field of medical supplies and aims to solve the problems that a current preparation method for medical adhesive tape base cloth is complex, the production device is unreasonable in design, and the produced medical adhesive tape base cloth is poor in gas permeability and is not liable to tear. The antiallergic breathable easy-to-tear medical adhesive tape base cloth comprises the following raw materials in parts by weight: 60-100 parts of viscose fibers, 4-9 parts of a low-melting-point PET fibers, and 10-18 parts of water-based medical bonding emulsion. The preparation method comprises an opening stage, a controllable fiber conveying stage, a fiber carding and web-forming stage, an emulsion saturated soaking stage, and a stage of drying and curing to form finished products. The production device comprises an opening machine, a feeding quantitative cotton feeder, a fiber carding machine, a breadth-controlling and lapping machine, a drawing machine, a dual-web gumming machine, a dryer and a winding machine. According to the preparation method, the preparation process is simple; and the production device is simple and practical in structure, and is suitable for producing medical adhesive tape base cloth of various specification models.
Owner:吴玉才

Production process of organosilane polysulfide

The invention discloses a production process of organosilane polysulfide. The production process comprises the following steps of: 1, adding elemental sulfur in sodium hydroxide at a temperature of 90-100 DEG C by batches according to the calculation proportion, controlling the reaction temperature and keeping for a period of time to form polysulfide Na2Sn, wherein n has the meaning described in the specification; 2, enabling the polysulfide obtained in the step 1 to condensate with an organosilane compound in the following formula (2) under the existence of a phase transfer catalyst and a hydrolysis buffer agent to obtain a sulfur-containing silane crude product (RO)3-mRmSi-Alk-X(2), wherein X is chlorine, bromine and iodine, and R, Alk and m have the meanings described in the specification; 3, separating a water phase from an organic phase; 4, enabling the organic phase to be in contact with ion change resin for carrying out decoloring and desalting; and 5, distilling, cooling and filtering to obtain an organosilane polysulfide finished product.
Owner:江西宏柏新材料股份有限公司

Single tin salt electrolytic coloring additive and application thereof

The invention discloses a single tin salt electrolytic coloring additive. The single tin salt electrolytic coloring additive comprises a complexing agent, a buffer agent, an antioxidant and a surfactant, wherein the antioxidant comprises ferrous sulfate; the single tin salt electrolytic coloring additive also comprises an auxiliary agent containing ferrous sulfate; the auxiliary agent comprises modified amino amide zinc phosphate. The single tin salt electrolytic coloring additive disclosed by the invention has good comprehensive performances, solves the problem that nickel must take part in the reaction in an electrolytic coloring process, and is stable in groove liquid and quick and uniform to color, and the cost can be lowered effectively. Moreover, the single tin salt electrolytic coloring additive is low-carbon, energy-saving and green and environment-friendly, and process and product quality consistent to those of a double salt system can be obtained.
Owner:FOSHAN HAIHUA SURFACE TREATMENT TECH CO LTD

Microencapsulated kiwi fruit ultramicropowder and preparation method thereof

The invention relates to microencapsulated kiwi fruit ultramicropowder and a preparation method thereof. According to the method, kiwi fruit subjected to peel and seed removal is microencapsulated and superfinely grinded; microencapsulating and superfine grinding processes are fused into a preparation process; in the same processing process, the kiwi fruit can be microencapsulated, superfinely grinded and powdered (juice). The microencapsulated kiwi fruit ultramicropowder is uniform and stable in color, basically keeps the original flavor, is low in nutrition loss, long in storage time, convenient to transport and use, good in dispersity and easy to digest and absorb, can be widely used as various food ingredients, functional food ingredients, special nutritional food and the like, and is especially suitable for making foods for olds, foods for children, beauty foods, nutritional healthcare foods, baked foods and the like.
Owner:CHONGQING FOOD IND RES INST

Production method of PLA colored silk fiber

The invention relates to a production method of a PLA colored silk fiber. The production method comprises the following steps: providing a polylactic acid raw material and a polylactic acid color master batch, drying the provided polylactic acid raw material and the polylactic acid color master batch, proportionally mixing the dried polylactic acid raw material and the polylactic acid color masterbatch to form a mixed raw material, conveying the mixed raw material to a spinning assembly through a screw extruder, carrying out melting compression on the polylactic acid raw material through thescrew extruder to form a mixed raw material in a molten state, and spraying color silk tows from the mixed raw material in the molten state through the spinning assembly; making the color silk tows sequentially pass through a lateral air blowing device, an oil feeding device and a channel; drawing the tows drawn from the channel through a drawing assembly; after the drawn tows enter a main interlacer and network points, feeding the drawn tow into a winding machine to be wound into a silk cake. The production method is beneficial to the effective popularization of the PLA colored silk fiber.
Owner:BEIJING CHONGLEE MACHINERY ENG

Freshness-enhancing and sodium-reducing seasoning salt and preparation method thereof

The invention belongs to the technical field of food seasoning processing, and particularly relates to freshness-enhancing and sodium-reducing seasoning salt and a preparation method thereof. The rawmaterials of the product comprise table salt, a yeast extract and compound seasoning, and the preparation method of the product comprises the following steps: (1) mixing the table salt and the yeast extract according to a formula, then adding water, and uniformly stirring the materials to obtain a yeast extract salt solution; and (2) carrying out spray drying on the yeast extract salt solution toobtain the freshness-enhancing and sodium-reducing seasoning salt. The freshness-enhancing and sodium-reducing seasoning salt prepared by the method is good in taste, the intake of table salt can be obviously reduced, the content of sodium salt needing to be used under the condition of the same taste and salinity is lower, and the intake of the sodium salt can be greatly reduced; meanwhile, the product has the effects of increasing freshness and improving taste, and the food flavor can be obviously improved in the food cooking process.
Owner:雪天盐业集团股份有限公司

Liquid eyelash grower

The invention relates to a liquid eyelash grower. The liquid eyelash grower is prepared from the following components in parts by weight: 60-80 parts of vegetable oil, 3-5 parts of lanum, 5-10 parts of pigment, 0.5-1.5 parts of collagen, and 0.6-1.5 parts of vitamin E. The vegetable oil is castor oil or olive oil, and the pigment is carbon black or iron oxide brown. The liquid eyelash grower provided by the invention takes the natural vegetable oil as the main component, and is added with the components of the collagen, the vitamin E and the like to nourish eyelashes and promote the growth of the eyelashes. Moreover, the liquid eyelash grower takes the lanum to replace materials such as paraffin was, bee wax and the like, so that the liquid eyelash grower can both nourish eyelashes and make the eyelashes elastic and resist the ultraviolet irradiation. The components of the liquid eyelash grower is harmless and nonirritant, firm and uniform in coloring, hard to decolour, and convenient to use.
Owner:SUZHOU GULI BIOTECH

Black cigarette paper and preparation method thereof

The invention discloses a black cigarette paper and a preparation method thereof. The cigarette paper comprises the following raw materials in parts by weight: 1-10 parts of food-grade carbon melanin,20-30 parts of a calcium carbonate filler, 5-30 parts of softwood pulp, 60-90 parts of hardwood pulp, 0.05-0.1 part of potassium oleate, 0.1-0.2 part of polyvinyl alcohol and 1-5 parts of other cigarette paper auxiliaries. The method is simple to operate and low in cost, the obtained black cigarette paper has the advantages of uniform and stable color, excellent color fastness, and safety. The appearance quality of cigarettes is effectively improved.
Owner:CHINA TOBACCO YUNNAN IND

Asarum sagittarioides intelligence-improving functional beverage and preparation method thereof

ActiveCN103750464APlay a role in recovery and health careSoften the heartFood ingredient functionsFood preparationSucroseAsarum sagittarioides
The invention discloses an asarum sagittarioides intelligence-improving functional beverage and a preparation method thereof. The asarum sagittarioides intelligence-improving functional beverage comprises following components in parts by weight: 0.1-90 parts of fresh needle mushrooms, 0.1-90 parts of fresh Chinese yams, 0.1-20 parts of cornus officinalis, 0.1-20 parts of poria cocos, 0.2-40 parts of walnut kernels, 0.1-20 parts of black sesames, 0.2-40 parts of black soybeans, 0.1-20 parts of prepared rehmannia roots, 0.1-20 parts of lilies, 0.1-20 parts of platycladi seeds, 0.1-20 parts of spina date seeds, 0.1-20 parts of lotus seeds, 0.1-20 parts of mulberries, 0.1-20 parts of longan pulp and 0.1-20 parts of red dates; the raw materials are prepared into needle mushroom medical raw juice; L-lysine hydrochloride, zinc gluconate, taurine, maltitol, sucralose, sucrose fatty acid ester, glycerol monostearate, sodium alginate, xanthan gum, sodium carboxymethylcellulose, sodium tripolyphosphate, sodium isoascorbate, nisin and the like are added to be uniformly agitated; pure water is added to dilute to prepare the product. The asarum sagittarioides intelligence-improving functional beverage has five effects of improving the study memory, beautifying, adjusting the blood lipids, softening the angiocarpy and delaying aging; the immunity of people is improved and the physique is enhanced. The asarum sagittarioides intelligence-improving functional beverage is pleasant to the palate, has a smooth and fine mouth feel and has a unique flavor.
Owner:陈改林

Grain clear beverage and production method thereof

The invention belongs to the field of foodstuff processing technology, and specifically relates to the field of a grain highly processed product and a production method thereof, and particularly relates to a clear beverage produced by the grains and a method for producing the product. The raw materials of the grain clear beverage comprises the grains, auxiliary materials, condiments and water, wherein the grains are selected from rice, broken rice, buckwheat, millet, corn or barley and a combination of the above materials, and the grains are smashed into materials with the particle size of 0.1-3 mm; the auxiliary materials are green tea leaves or red tea leaves, licorice, plumula nelumbinis and coptidis rhizome; and the condiments are honey, salt, powdered pepper, malic acid and coffee essence. The production method comprises the steps of infiltrating the grains with water, draining the water, steaming the grains, baking the obtained grains and the auxiliary materials respectively, mixing the baked grains and the baked auxiliary materials; lixiviating the mixture to obtain a filtrate, adding the condiments and water to the filtrate to obtain the clear beverage product. The product has classical grain fragrance, and has balanced flavor and soft mouthfeel.
Owner:HUAZHONG AGRI UNIV

Method for rapid pre-bleaching of wood

The present invention discloses a novel method for pre-bleaching and brightening of wood. The method comprises the following steps: (1) adjustment of wood moisture: subjecting fresh wood to natural drying at first and then to drying by rapid hot air; (2) introducing tap water into a pressure reaction tank, heating the tap water to 50 to 120 DEG C; and 3) successively injecting an aqueous solutionof an oxidizing agent, a buffering agent and a reducing agent into the pressure reaction tank, and carrying out stirring for a rapid reaction so as to achieve high whiteness and surface brightening effect of the wood. According to the invention, a novel catalytic system is used for pre-bleaching of the wood, so the color of the wood is brightened and whitened in a short period of time and looks fresh and agreeable, processing cost is greatly reduced, and a foundation is laid for later flaking, peeling, deep dyeing and other functional processing of the wood.
Owner:南京新莱尔材料科技有限公司

Modified aqueous polyurethane ink containing cellulose nanometer crystals and preparation method thereof

The invention discloses modified aqueous polyurethane ink containing cellulose nanometer crystals. According to the printing ink, hexafluorobutyl methacrylate and glycidyl methacrylate are used for performing modification treatment on aqueous polyurethane; the water resistance of the modified polyurethane is improved; the added cellulose nanocrystals are subjected to grafting modification treatment through pentaerythritol oleate and titanate coupling agents, and then, better dispersion performance and better bonding performance are realized in the polyurethane emulsion; the mechanical property of the ink is effectively enhanced; the pigment retentivity and the printing adhesiveness are better; the prepared ink has good film forming performance; the water resistance, light resistance and aging resistance are good; the color is uniform and stable; durability is realized.
Owner:安徽雅美油墨有限公司

Hydroxypropyl methyl cellulose-containing dyeing agent for wig composite fiber and preparation method for dyeing agent

The invention discloses a hydroxypropyl methyl cellulose-containing dyeing agent for a wig composite fiber. According to the dyeing agent, a dyeing solution is prepared from a reactive dye, cationic etherified starch is used for cationization treatment on polyvinyl alcohol, a reactive dyeing solution prepared by reacting the cationized polyvinyl alcohol and the reactive dye is high in adhesion and dyeing uniformity, and has certain retarding and protection effects, and a dyeing effect of the composite fiber can be improved; added hydroxypropyl methyl cellulose has the effects of adhesion improvement, water retention, film forming and the like, the bonding firmness of dye molecules and the fiber is improved, proteins mixed in the composite fiber can also be effectively protected, and deterioration of the fiber caused by enzymolysis of the proteins can be prevented; the wig composite fiber treated by the prepared dyeing agent is uniform and fast in dyeing, tough, durable and easy to clean and model.
Owner:ANHUI FORTUNE FASHION CULTURE

Dyeing and finishing method of seaweed fiber fabric

The invention discloses a dyeing and finishing method of a seaweed fiber fabric. The dyeing and finishing method comprises the following steps: 1, carrying out desizing-scouring-bleaching pretreatment: sequentially carrying out enzyme desizing, refining, water washing, bleaching and water washing by adopting a continuous refining machine; 2, presetting the fabric; 3, dyeing the fabric with an active dye; and 4, carrying out tentering post-finishing. The dyeing and finishing method adopts a mild desizing-scouring-bleaching pretreatment technology, presetting, selected active dye dyeing and tentering post-finishing, so the finally obtained fabric is uniformly and firmly colored; and the adoption of the functional seaweed fiber makes the fabric still keep good antibacterial and far-infrared functions.
Owner:LUOLAI LIFESTYLE TECH CO LTD +2

Preparation method of stock solution colored porous regenerated fibers

The invention belongs to the technical field of preparation of regenerated fibers and in particular relates to a preparation method of stock solution colored porous regenerated fibers. The preparationmethod comprises the following steps: 1) preparing a spinning stock solution; 2) preparing color paste; 3) doing preparation before spinning; 4) molding fibers; 5) carrying out post-treatment on thefibers. According to the preparation method of the stock solution colored porous regenerated fibers provided by the invention, prepared pigment color paste is added into a cellulose spinning solutionand is uniformly stirred; then colored porous regenerated cellulose fibers are prepared through wet-process spinning and fiber post-treatment; damages, caused by dyeing of a dyestuff, to the fibers are solved through the fibers prepared by the preparation method; the utilization rate of a pigment is improved, and the washing fastness and the color fastness to sunlight of the colored fibers are greatly improved; the fibers have good solvent resistance and migration resistance and meet the downstream utilization requirements of cellulose fiber products; the preparation method has the advantagesof simple process, environment friendliness and no pollution, easiness for operation, low energy consumption and easiness for controlling large-scale production.
Owner:WUHE JIANGSU COMPOSITE MATERIALS CO LTD

Production method of blended cashmere yarn

The invention relates to the field of wool yarn, in particular to a production method of blended cashmere yarn. The method includes the steps of evenly mixing wool and cashmere according to the weight ratio of 2:10, evenly spraying an oil solution to the mixture, and conducting sealing and piling for 15 hours, wherein an antistatic agent is added to the oil solution; conducting cotton carding through a cotton carding machine, wherein the licker-in speed is 450 r / min, the cylinder speed is 350 r / min, the doffer speed is 20 r / min, and the humidity is kept at 80%; conducting drawing, wherein the humidity is kept at 50%; conducting spooling, and conducting yarn steaming shaping on cone yarn after spooling, wherein the temperature is controlled at 98 DEG C, time is kept at 25 min, and humidity is kept at 60%. By means of the production method, production is easy and convenient, the color and luster of yarn are uniform and stable, fiber is evenly mixed, surfaces of yarn are smooth, the hand feeling is soft and comfortable, high antistatic capacity is achieved, and static in the friction process is reduced.
Owner:TONGXIANG CITY SWEATER VOCATIONAL TECHNICAL SCHOOL

Microencapsulated environment-friendly water-based ink for printing and preparation method

The invention discloses microencapsulated environment-friendly water-based ink for printing and a preparation method. The preparation method comprises the following steps: taking nano-crystalline cellulose as a core material, and taking urea and formaldehyde as wall materials; then connecting the core material with the wall materials through polyether modified siloxane to form a printing microcapsule; then uniformly mixing the printing microcapsule with acrylic hydroxyl emulsion, a solvent-free polyurethane thickener, isopropanol, a dispersing agent, polyethylene wax and the like, thus obtaining the microencapsulated ink. The ink capsule prepared by synthesizing nanocrystalline cellulose capsule core, urea resin capsule wall and a polyether modified siloxane adhesive, disclosed by the invention, has good dispersion in the ink; the defect that a coating prepared by an existing method has poor coloring strength so as to directly influence use experience of a printing product is overcome;the microencapsulated environment-friendly water-based ink for printing has the advantages of better retention of pigment, better printing retention and capability of improving the adhesion of the printing ink; the obtained printing ink has the advantages of good film-forming effects, stable and uniform color and durability.
Owner:上海喜颜化工科技有限公司

Hot-dip galvanizing method for obtaining colored plating on flat steel

The invention discloses a hot-dip galvanizing method for obtaining colored plating on flat steel. The method comprises the following steps of preparing alloy plating solution with special element proportion, placing the flat steel subjected to the surface pre-treatment in the hot plating solution at the rate of 0.01 m / s-0.03 m / s, carrying out immersion plating at the temperature of 430-560 DEG C for 0.5 min-10 min, taking out the flat steel from zinc liquid at the same rate, and carrying out air cooling and water cooling so as to obtain the colored coating which is uniform and single in color,good in surface smoothness and free of mixed color. According to the method, the steel can be divided into thin flat steel and thick flat steel according to the thickness of the steel, characteristics of a steel structure are fully analyzed, and technological parameters such as the immersion and leaching rate and the immersion plating temperature are regulated and controlled; the colored platingobtained through the colored hot-dip galvanizing carried out on the flat steep with different thickness and width is uniform in thickness, is stronger than that obtained through colored coating technology in terms of corrosion resistance and weather resistance, is stronger than that obtained through colored passivation technology in terms of adhesion and wear resistance, and is far higher than that obtained through original colored hot-dip galvanizing technology in terms of color uniformity; and the method is simple in process, easy to control, high in manufacturability, low in cost and wide in industrial popularization prospect.
Owner:NORTHEASTERN UNIV
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