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102results about How to "High fiber content" patented technology

Production process of bamboo-dissolving pulp

ActiveCN102127877AIncreased alkali consumptionExtended cook cycleCellulose material pulpingAcid treatmentManufacturing engineering
The invention provides a production process of bamboo-dissolving pulp, relating to a treatment method in the field of textile chemical fiber. The process comprises the following procedures of: preparing materials; steaming and pre-hydrolyzing; exchanging steaming and boiling; hermetically screening; bleaching in oxygen-alkali; carrying out acid treatment; manufacturing paper with pulp; and the like. The bamboo-dissolving pulp produced by the invention has the advantages of good product quality, uniform viscosity, high alphacellulose content, high whiteness, yellowing resistance, low pentaose content and good reaction performance and is favorable to production of post-procedures, chlorine-free bleaching and environment-friendly production.
Owner:YIBIN GRACE GROUP CO LTD

A kind of brewing method of kudzu root wine

ActiveCN102268344AAntibacterialSolving the Difficulty of Poor Importability in Making LiquorAlcoholic beverage preparationBiotechnologyNutrition
The invention discloses a brewing method of kudzuvine root wine. The brewing method is characterized by comprising the following steps: saccharifying rhizomes of leaguminosae plant kudzuvine used as a main raw material and indica rice used as an auxiliary material in different vats by using Chinese yeast and rice wine koji; and mixing mashes and distilling, and cellaring and ageing, and then blending so as to obtain the kudzuvine root wine. By using the method, the difficulty that distilled spirit prepared from kudzuvine root by a production plant in the past few years has poor mouth feel is solved; and the kudzuvine root wine prepared by the method provided by the invention has pure taste, and also completely maintains the nutrient and medical efficiencies of the kudzuvine root, such as blood circulation invigorating and sterilizing function on a human body and the function of improving the immunity of a human body. In the method provided by the invention, the kudzuvine root is used as the raw material, and raw materials such as cavings and the like in the traditional brewing are replaced by the kudzuvine root because the kudzuvine root has high fiber contents. The white spirit brewed by the method is mellow and unique, is rich in wine quality and is sweet and delightful. According to the invention, the processing technology is simple, has high operability and high economic and social benefits.
Owner:刘海燕

Modified papermaking grade wood pulp production process

The invention discloses a production process of modified paper-making grade wood pulp, which comprises the following steps: (1) preparing materials, feeding paper-making grade wood pulp boards into a hydraulic pulper, dispersing and dispersing through alkali spraying and agitator, After being sent to the press for extrusion and dehydration, it is sent to steaming balls; (2) cooking, the impregnated slurry enters steaming balls for cooking, and caustic soda is added; (3) chlorination, the cooked slurry is chlorinated, and added Hydrochloric acid, liquid chlorine, caustic soda; (4) bleaching, the chlorinated slurry is sent to the bleaching tank for bleaching; (5) acid treatment, adding hydrochloric acid for acid treatment, spraying into the bleaching tank, and papermaking , Packaged as wood pulp. The invention uses a hydraulic pulper to fully decompose and disperse the slurry, so that the impregnation of the wood fiber and the lye is more uniform, and the uniformity of cooking is greatly improved. Through the cooking process, the content of non-cellulose impurities can be reduced, and the degree of polymerization of cotton fibers can be reduced. Through the chlorination process, part of the colored impurities can be removed, and the content of methyl cellulose can be increased accordingly. Through the bleaching process, the whiteness of cellulose can be improved, and the polymerization can be continuously reduced to remove impurities. Through acid treatment, ash and iron can be removed, and the reaction performance can be improved. The modified papermaking grade wood pulp produced by the invention can meet the index requirement of dissolving wood pulp and meet the production requirement of viscose fiber.
Owner:TANGSHAN SANYOU GRP DONGGUANG PULP CO LTD

Fiberglass pultrusion grille continuous production line

The invention relates to a fiberglass pultrusion grille continuous production line which is characterized by comprising a rack, a core mould propulsion mechanism, automatic yarn laying mechanisms, a resin mixture injection mechanism, a heating solidification mechanism, a core mould demoulding mechanism, a grille cutting mechanism and a grille mould composed of fixed mould bodies and a plurality of moving core mould bodies; and the fixed mould bodies of the grille mould comprises a reinforcing fiber imbedding section fixed mould body, a resin mixture injection section fixed mould body and a heat solidification section fixed mould body which can be all matched with the moving core mould bodies in a core mould moving guide channel correspondingly to form a closed grille-shaped mold cavity. The fiberglass pultrusion grille continuous production line has the advantages that pultrusion manufacturing is conducted in a tunnel-type fixed mould cavity; the situations that each grille rib can allow more fibers to be placed in, steeping of matrix resin is more uniform and consistent, and materials are in the process state needed by pultrusion at the time of solidification and forming are guaranteed correspondingly, and accordingly continuous pultrusion production of fiber reinforced plastic is achieved finally.
Owner:JIANGSU JIUDING NEW MATERIAL CO LTD

Semi-dull high-strength low-elongation viscose fiber as well as preparation method and application thereof

The invention provides a semi-dull high-strength low-elongation viscose fiber as well as a preparation method and application thereof. The viscose fiber is obtained by sequentially performing soaking, grinding, squeezing crushing, kneading, directional polymerization reduction, yellowing, dissolving, filtering, defoaming, curing, spinning drawing and after-treatment on a pulp raw material, and has an index system that the dry fracture strength is more than or equal to 3.20cN / dtex, the wet fracture strength is more than or equal to 1.70cN / dtex, the strength needed for generating 5% of the elongation in a wet state is more than or equal to 0.6cN / dtex, the dry elongation at break is 13.0-16%, and the wet elongation at break is 16.0-21.0%. The semi-dull high-strength viscose fiber provided by the invention is prepared by virtue of technical innovation, and is a novel fiber variety which has an index system different from that of ordinary viscose fibers and Modal fibers, and a product of the fiber shows high and strong fiber characteristics and also shows skin affinity stronger than that of cotton fibers, so that the semi-dull high-strength low-elongation viscose fiber can effectively replace the existing differentiation viscose fiber, the development and the industrial upgrading of downstream novel textiles can be promoted while the processability of the downstream process of the viscose fiber is improved, and the semi-dull high-strength low-elongation viscose fiber can be well applied to the field of producing underclothes and high-grade woven fabrics.
Owner:YIBIN GRACE GROUP CO LTD +2

Wood pulp denaturalization production process for producing viscose fibers

A wood pulp denaturalization production process for producing viscose fibers is used for solving the problems of high energy consumption, serious pollution, low alpha cellulose content of produced products, poor reactivity and the like of an existing method. The wood pulp denaturalization production process includes the working procedures of wood pulping, repulping, alkali pre-impregnation, cooking, desanding by washing, xylanase treatment, seeping and rinsing, acid treatment, pulp washing and manufacturing paper with pulp. In the working procedure of cooking, 16-22% of alkali is used, 1.75% of additive sulfonate, and the bath ratio is 1:3.5-4. In the working procedure of xylanase treatment, the PH (potential of hydrogen) value is lower than 9, the temperature is 50 DEG C, enzyme is diluted to be 0.125%, reaction time is 1.5-2 hours, the concentration of the pulp is 5-8%, and the dosage of the enzyme is 45-80 grams / ton. The pulp is purified by combining chemical treatment with biological treatment, and compared with a pure chemical method, the process has the advantages that the produced wood pulp is high in alpha cellulose content, the dosage of chemical agents is low, and pollution is less.
Owner:SWAN FIBER

Retinervus luffae fructus pulp for manufacturing viscose fiber and preparation method thereof

The invention relates to a preparation method of a retinervus luffae fructus pulp for manufacturing viscose fiber, which is characterized in that: the retinervus luffae fructus pulp for manufacturing viscose fiber is prepared by taking retinervus luffae fructus as raw material. The preparation method comprises the steps of preparation of raw materials, boiling, washing, pulp beating, desanding, bleaching, rinsing and pulping. The method specifically comprises the steps of: weighing and adding a fixed amount of pretreated retinervus luffae fructus to a boiler for boiling in alkaline liquid for a certain time; removing residual liquid upon the completion of boiling, then washing the boiled retinervus luffae fructus, pulping in a beater, desanding and bleaching the resultant pulp by chlorination, removing residual liquid and rinsing the pulp, and finally performing pulping on the pulp in a pulp machine to obtain the required retinervus luffae fructus pulp. Compared with traditional pulp-making raw materials like wood or cotton linter, the raw material in the retinervus luffae fructus pulp disclosed by the invention is easier for large-area plantation and development, has simple and convenient production process and low cost, and is an inexpensive raw material easier for large-area development.
Owner:SHANDONG UNIV OF TECH +1

Processing method of fresh blackberry juice

InactiveCN101361583ARefreshing colorFruit juice high in fiberFood preparationNutrientFruit juice
The invention relates to a processing method of fresh blackberry juice. The produced juice has fresh color and good taste and is free of pigment. The fresh blackberry juice is made by pulping 85 to 90 weight percent of 90 percent or above ripe blackberry fruit and 10 to 18 weight percent of 70 to 80 percent ripe blackberry fruit. As an improvement of the invention, the raw fruit is comminuted into superfine particles and pulped and then filtered through screens of 300 meshes. As another improvement of the invention, ultra-high temperature instantaneous sterilization and cold-aseptic filling are applied to the juice. The ultra-high temperature instantaneous sterilization is performed at the temperature of 128 to132 DEG C for 3-5s; and then, the juice is cooled instantaneously with ice water to about 18 to 23 DEG C and then filled under aseptic conditions. The invention eliminates the need of pigment addition and combines fully-natural juice with improved technologies, improving the blackberry taste defect, maintaining natural and fresh nutrients and cool and ruddy rosy luster of the blackberry fruit and lengthening the shelf life of the fresh juice.
Owner:南京新世纪园艺研究所

Method for modified production of viscose fibers by natural-color reed paper pulp

ActiveCN110886123AIncrease contentImprove the effect of bleaching and depolymerizationWashing/displacing pulp-treating liquorsPulp bleachingCelluloseViscose fiber
The invention relates to the technical field of viscose fiber production, and in particular, relates to a method for modified production of viscose fibers by natural-color reed paper pulp, wherein themethod comprises the steps: performing alkali impregnation on the natural-color reed paper pulp by adopting continuous alkali impregnation, gradient concentration and countercurrent alkali return; washing and removing by a two-stage pulp extruder series replacement washing mode and a one-stage mesh belt type pulp washer five-section countercurrent washing mode; removing film-shaped or fragment paper pulp by utilizing the mechanical acting force of a disc mill; carrying out first-stage bleaching and second-stage bleaching polymerization reduction treatment on the pulp; and cleaning and replacing by a countercurrent washing mode. According to the method, the alpha-cellulose content of the reed pulp is improved to the greatest extent, the requirement of viscose production on the alpha-cellulose content of the pulp raw material is met, the next bleaching polymerization reduction effect and the fiber reaction performance of the natural-color reed paper pulp are improved, the dust content of a final product is reduced, the damage to alpha-cellulose is avoided to the maximum extent, the alpha-cellulose content is improved, and meanwhile, silicon is prevented from entering a viscose production system.
Owner:XINJIANG FULIDA FIBER CO LTD

Method for realizing pulp-fiber integrated production by taking paper pulp as raw material

The invention relates to the technical field of viscose fiber production, in particular to a method for realizing pulp-fiber integrated production by taking paper pulp as a raw material. The method comprises the following steps: mixing bleached paper pulp with soft water for bleaching and polymerization reduction treatment to obtain bleached purified pulp with a mass concentration of 4.5-5%, and dehydrating and extruding the bleached purified pulp by using a wet papermaking machine to obtain wet pulp; after the gram weight and dryness of the wet pulp are stabilized, fully mixing a desired amount of wet pulp with a desired amount of alkali liquor to obtain alkaline mixed pulp porridge; and carrying out secondary impregnation and secondary squeezing on the mixed pulp porridge in an impregnation barrel to obtain alkali cellulose capable of meeting production requirements on mucilage glue. According to the invention, a pulp-fiber integrated process is realized; the energy consumption of the whole process production is reduced; the problem of a high polymerization degree of bleached paper pulp is solved; the ash content and the iron content of the bleached paper pulp are reduced, and the alpha-cellulose content of the paper pulp is increased; the energy consumption and the labor cost of subsequent drying, paper cutting, weighing and packaging of wet pulp are reduced; and the profitsof viscose fiber production enterprises are maximized.
Owner:XINJIANG FULIDA FIBER CO LTD +1

Cooking aid for preparing chemical fiber pulp

InactiveCN102154869ATerminate the peeling reactionHigh yieldCellulose material pulpingCelluloseFiber
The invention relates to a cooking aid for preparing chemical fiber pulp and belongs to the field of the preparation of the chemical fiber pulp in textile industry. The invention aims to solve the problem the cooking aid cannot be used for cooking the chemical fiber pulp and is not environment-friendly enough in the cooking technology and the like, and provides the cooking aid for preparing the chemical fiber pulp. The aid comprises the following components in percentage by weight: 3 to 20 percent of sodium sulfite, 1 to 10 percent of magnesium sulfate, 30 to 60 percent of tetrahydro anthraquinone, 5 to 30 percent of sodium dodecyl benzene sulfonate, and 1 to 10 percent of ligninases. The aid can emulsify and remove wax, protein and fat in the cooking of the chemical fiber pulp, improve the penetration and dispersion of cooking medicinal liquid, control the degradation speed of cellulose, improve the content of alp ha cellulose, selectively remove chormophoric groups, improve the half-stuff whiteness and bleachability, reduce life cycle cost (LCC), improve chemical reaction performance, effectively reduce raw material consumption, and reduce the chemical oxygen demand (COD) and chromaticity of cooking waste liquor and other indexes.
Owner:YIBIN GRACE GROUP CO LTD

Semi-dull low-extensibility viscose fiber as well as preparation method and application thereof

The invention provides a semi-dull low-elongation viscose fiber as well as a preparation method and application thereof. The viscose fiber is obtained by sequentially performing soaking, grinding, squeezing crushing, kneading, directional polymerization reduction, yellowing, dissolving, filtering, defoaming, curing, spinning drawing and after-treatment on a pulp raw material, and has an index system that the dry fracture strength is more than or equal to 3.10cN / dtex, the wet fracture strength is more than or equal to 1.60cN / dtex, the strength needed for generating 5% of the elongation in a wet state is more than or equal to 0.55cN / dtex, the dry elongation at break is 12-14.5%, and the wet fracture extensibility is 16.0-21.0%. The semi-dull high-strength viscose fiber provided by the invention is prepared by virtue of technical innovation, is a novel fiber variety which has an index system different from that of ordinary viscose fibers and Modal fibers, shows high and strong fiber characteristics, and also shows skin affinity stronger than that of cotton fibers, so that the viscose fiber can effectively replace the existing differentiation viscose fiber, the development and the industrial upgrading of downstream novel textiles can be promoted while the processability of the downstream process of the viscose fiber is improved, and the semi-dull low-elongation viscose fiber can be well applied to the field of production of jean fabrics.
Owner:YIBIN GRACE GROUP CO LTD +2

Denatured production process of bamboo pulp for producing viscose fiber

The invention discloses a denatured production process of bamboo pulp for producing viscose fiber, which is used for solving the problems of low methyl fiber, poor reactivity and the like. The denatured production process is characterized in that the process is carried out according to the following procedures of: crushing of pulp boards, preimpregnation of alkali, two-stage insulation and cooking, washing of materials, sand removal, bacterial xylanase treatment, bleaching, acid treatment and sorting; and the process parameters in the bacterial xylanase treatment are as follows: the PH value of pulp is less than 7-9, the temperature is 40-50 DEG C, the enzyme is diluted to be 0.125%, the reaction time is 1.5-2 hours, the concentration of the pulp is 5-8%, and the used amount of the enzyme is 45-80g / t. The bamboo pulp produced by adopting the process has the advantages that the content of methyl fiber is high, the pollution is little, individual viscose spinning of the viscose bamboo pulp product is successful, the filament-forming quality is excellent, the strength and the whiteness of the fiber are obviously improved, and all physical indexes reach the level of first-grade products in the GB / T14463-93 standard.
Owner:SWAN FIBER

Preparation method of decomposition agent for local straw returning to field

The invention discloses a preparation method of a decomposition agent for local straw returning to the field. The method comprises steps as follows: a bacillus subtilis agent fermentation broth is obtained from bacillus subtilis sequentially through slant culture of strains in a test tube, activating culture in a shake flask, fermentation in a seed tank and fermentation in a fermentation tank; anaspergillus niger agent fermentation broth is obtained from aspergillus niger sequentially through slant culture of strains in the test tube, activating culture in the shake flask, fermentation in theseed tank and fermentation in the fermentation tank; a trichoderma reesei agent fermentation broth is obtained from trichoderma reesei sequentially through slant culture of strains in the test tube,activating culture in the shake flask, fermentation in the seed tank and fermentation in the fermentation tank; a saccharomyces cerevisiae fermentation broth is obtained from saccharomyces cerevisiaesequentially through slant culture of strains in the test tube, activating culture in the shake flask, fermentation in the seed tank and fermentation in the fermentation tank; the bacillus subtilis agent fermentation broth, the aspergillus niger agent fermentation broth, the trichoderma reesei agent fermentation broth and the saccharomyces cerevisiae fermentation broth are mixed, and the decomposition agent for local straw returning to the field is obtained. The decomposition agent obtained with the preparation method has high decomposition efficiency and short decomposition time.
Owner:李琳

Cooking process for carrying out composite modification on natural color bamboo paper pulp and cotton paper pulp to form dissolving pulp

The invention discloses a cooking process for carrying out composite modification on natural color bamboo paper pulp and cotton paper pulp to form dissolving pulp. The cotton paper pulp is fed into a digester by a conveyor to be separately cooked; the cooked cotton paper pulp is compounded with the natural color bamboo paper pulp which is subjected to material preparation; the composite paper pulp is fed into a continuous digester to be cooked; a continuous steaming pipe of the continuous digester is provided with three sections; the section connected with a pre-reaction bin is provided with a steam pipe and a T-shaped pipe; the other two sections are provided with steam pipes; steam is filled into the continuous digester through the steam pipes; and alkali liquor is added into the continuous steaming pipe by the T-shaped pipe. According to the invention, the natural color bamboo paper pulp and the cotton paper pulp are used as the raw materials, so that the cost of preparing the dissolving pulp is reduced to a great extent and the quality requirement of the dissolving pulp for viscose is also met.
Owner:YIBIN GRACE GROUP CO LTD
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