1354results about How to "Improve fullness" patented technology

The invention relates to quick-drying hydroxylated acrylic resin water dispersion and a preparation method and use thereof, in particular to quick-drying aqueous automobile repair solid color paint prepared from the hydroxylated acrylic resin dispersion. The invention discloses a method for preparing the hydroxylated acrylic resin dispersion, which comprises: A, preparing a prepolymer of hydroxylated acrylic resin; and B, preparing aqueous prepolymer of the hydroxylated acrylic resin. And the invention also discloses a method for preparing quick-drying aqueous automobile repair solid color paint by using the dispersion. The coating of the quick-drying aqueous automobile repair solid color paint is accomplished at a low temperature or even at normal temperature, so the volatile organic compound (VOC) emission in a coating process of an automobile is reduced and energy conservation and emission reduction are realized. Thus, the quick-drying aqueous automobile repair solid color paint can be promoted and used easily.

The invention relates to the field of malting and in particular relates to a method for preparing malts with high malt aroma and beer thereof. The method mainly comprises the following steps: selecting wheat, raw material pretreatment, steeping, sprouting, green malt drying, kilning and removing roots. According to the steeping and sprouting process, the sprouting uniformity is improved, lots of amino acids and reducing sugars are generated under the optimum water activity conditions, the degree of a Maillard reaction is controlled through the drying and gradient temperature rise kilning process, specific malt aroma components are generated, and due to sensory evaluation, the malt has pure and strong aroma, is clean and coordinative and does not have burnt taste and other odors. The method is used for improving the content of malt aroma substances in the malt, the defects that the malt prepared in the prior art is not obvious in aroma and partial specific malts have obvious burnt taste except certain malt aroma are overcome, the technical problem that the malt is aromatic but easily burnt is effectively solved, pure and strong malt aroma is presented, the malt can be used for preparing high-malt aroma wort or high-malt aroma beer, and the typical flavor characteristics of the malt aroma of the beer are reflected.

The invention discloses a flat varnish for waterborne wood, comprising the following components in parts by weight: 30-70 percent of waterborne acrylic emulsion, 0-30 percent of waterborne aliphatic polyurethane and mixture emulsion, 3-10 percent of film forming aid, 0.01-2 percent of antifoaming agent, 0.01-2 percent of dispersing agent, 0.1-5 percent of extinction powder, 0-2 percent of wettingagent, 0.01-2 percent of rheological additive, 0.01-2 percent of wax additive, 0.01-2 percent of hand-feeling addictive, 0.01-2 percent of thickening agent, 0.01-2 percent of ammonia water, 0.01-2 percent of coupling agent and 5-30 percent of water. The flat varnish for waterborne wood has the advantage of ensuring that a varnish film has better fullness, hardness, high chemical resistance, super-strong hand feeling and strong adhesive force on an oil primer. In addition, the flat varnish for waterborne wood can solve the compatibility between the aquosity and the oilness, ensure the varnish film cannot fall off after being dried and can meet the requirement for consumers on high environmental protection, low odor and less pollution.

The invention relates to water soluble acrylic acid epoxy resin and a preparation method thereof. The epoxy resin is emulsion formed by neutralizing and self-emulsifying a product of a catalytic esterification reaction of acrylic acid resin and epoxy resin, and the variation of tu-4 cup viscosity of the emulsion stored for 6 months is less than 5 percent; epoxy equivalent of the epoxy resin is between 180 and 5,000g/mol, and the epoxy resin accounts for 10 to 80 percent of gross weight of the epoxy resin and the acrylic acid resin; the acrylic acid resin is polymerized from hydroxyl-containing acrylic acid, carboxyl-containing acrylic acid, other acrylic acids and styrene monomers which are initiated by peroxide, and has the acid value of between 50 and 500mgKOH/g and the number average molecular weight of between 5,000 and 60,000g/mol; and the epoxy resin with the epoxy equivalent less than 1,300g/mol does not need bisphenol A chain extension, has simple operation, and is convenient for regulating the proportion of the epoxy resin. The method can be used for preparing the water soluble acrylic acid epoxy resin with wider proportion of the epoxy resin and stable storage.

The present invention relates to a highly-efficient and high-power LED light source and LED lamp which uses the light source and the application of the lamp, particularly relates to a high-power LED light source and to a high-power LED lamp which uses such light source, and also to the application of such lamp. A highly-efficient and high-power LED light source comprising an LED, a condenser which condenses the light of the LED, wherein the said condenser is a concave mirror, and wherein the emitting part of the said LED is located at the focus of the concave mirror; and a converging lens which is located in front of the said LED, wherein the focus of the said converging lens is located at the emitting part of the said LED. The present invention solved the problem of low luminous efficiency of existing high-power LED light sources, and the problem of inadequate fullness and softness of the light emitted by existing high-power LED light sources.

The invention relates to a moisturizing composition, and a preparation method and application thereof, which belong to the field of cosmetics. The moisturizing composition is prepared from the following components in parts by weight: 1.0 to 5.0 parts of sodium hyaluronate, 2.0 to 10.0 parts of carboxymethyl deacetyl chitosan, 30.0 to 60.0 parts of dendrobium officinale extract, and 25.0 to 67.0 parts of deionized water. The moisturizing composition can well form a netted natural biomimetic membrane with skin, the sodium hyaluronate performs the water supplementation and moisturizing in the biomimetic membrane, the carboxymethyl deacetyl chitosan forms a biomimetic sterile membrane, so that natural moisturizing factors such as the sodium hyaluronate can be effectively locked, the water loss rate is decreased; and the dendrobium officinale polysaccharide is combined with the natural biomimetic sterile membrane, so that the moisturizing lasting property after long-term use can be further improved, the restoration effect is improved, and the dryness and allergy problems of the skin can be fundamentally solved. The moisturizing composition has multidimensional efficacy such as moisturizing function, restoration function and skin barrier increasing function.

The invention discloses oil-based anti-graffiti adhesion resistant paint and a preparation method thereof, and belongs to paint and a preparation method thereof. Components A of the paint comprise hydroxy acrylic resin, fluorocarbon resin, modified polydimethyl siloxane resin, polyacrylate modified organic silicon resin, smooth flow agent, flatting agent, antifoaming agent, drier, dibutyl tin laurate, butyl acetate and dimethyl benzene; components B comprise hexamethylene diisocyanate, butyl acetate and ethylene glycol monoethyl ether acetate; and the mixture ratio of the components A to the components B is 3:1. The invention also discloses the preparation method thereof. The paint has the advantages of good anti-graffiti adhesion resistant function, super-strong scrubbing resistance, easy cleaning, and quick and convenient construction, has limited harmful substances, and achieves national requirement.

The present invention discloses an anti-sagging spraying primer coat, which comprises, by weight, 10-25% of a two functionality aliphatic polyurethane acrylate, 20-30% of a modified epoxy acrylate, 10-20% of a polyester acrylate, 10-15% of a monomer, 25-30% of a filler, 3-5% of a photoinitiator, 0.5-2% of an anti-sagging additive, 0.2-0.5% of an anti-foaming agent, and 0.1-0.3% of a leveling agent. With application of the UV paint as the spraying primer coat, the problem of sagging during a coating process can be avoided, the whole coating efficiency can be improved, the environment-friendly characteristic is provided, and the organic solvent emission can be reduced.

The invention discloses a dual-purpose modification process for native breed sheepskin leather. The process sequentially comprises the following steps of processing native breed sheepskin semi-finished products: (1) classifying skin; (2) returning water; (3) soaking; (4) softening; (5) pickling; (6) performing chromium aluminum tanning; (7) performing tanning post-processing; (8) performing chrome retanning; (9) performing chrome retanning before dyeing; and (10) dyeing. According to the dual purpose modification process, commercially available native breed semi-finished skin (namely white skin) is processed, and the native breed semi-finished skin is tanned by increasing aldehyde aluminum tanning particularly, so that the extensibility of the native breed sheepskin can be effectively improved, the problem of dyeing defects is solved, and the uniformity in the post dyeing is ensured. The dual purpose modification process is matched with other steps and appropriate additives, and each additive is added according to reasonable additive amount, so that the final products have good handfeeling, high tearing resistance and high fullness, and the quality of the native breed sheepskin leather is greatly improved.

The invention discloses a double-rotation SCR denitration method and an apparatus thereof. According to the invention, a first eddy flow catalytic reaction chamber and a second eddy flow catalytic reaction chamber are arranged along a denitrating tower body; a flue gas introduction pipeline is arranged on a sidewall of the denitrating tower body; several eddy flow atomizing nozzles are respectively arranged on inner periphery of the flue gas introduction pipeline and the inner periphery at top of the first eddy flow catalytic reaction chamber; when flue gas is introduced into the flue gas introduction pipeline, the flue gas and ammonia gas injected by the eddy flow atomizing nozzle are mixed, and a mixture enables spiral sinking along circumference of the first eddy flow catalytic reaction chamber from up to down in a tangent circle mode, under effect of a cyclone, and then the mixture enable spiral rise along circumference of the second eddy flow catalytic reaction chamber from down to up in the tangent circle mode. Under prerequisite that high efficiency denitration is ensured, catalyst amount is less, operation of technical means is simple and easy, compared with the prior art, a denitrating tower structure is simple, cost of the apparatus is low, denitration efficiency is high, energy consumption is low, escapement ratio of ammonia is reduced, denitration cost is greatly reduced, and economic benefit is obviously increased.

The invention discloses a brewing method of fruit-flavored dry red wine. The brewing method comprises such processing steps as determining a harvest time and harvesting, removing stems, sorting, crushing, extracting juice, cold-steeping, undergoing alcoholic fermentation with peels, separating peels and dregs, undergoing alcoholic fermentation with clear juice, storing, stabilizing, blending, freezing, sterilizing, filling and the like, so that produced dry red wine is intense, elegant and exquisite in fruit flavor, smooth and soft in taste, and is balanced and coordinated in wine body.

The invention relates to a quick-drying hydroxyacrylic resin aqueous dispersion with long working life and a preparation method thereof. Metal ions are chelated in the aqueous dispersion and are used as a catalyst, and in an aqueous phase system, a catalyst component is wrapped by a hydrophobic core layer of the dispersion, but is not contacted with an isocyanate component, so that the activation period is not shortened; in the later stage of construction, moisture is basically evaporated completely, a hydrophobic part inside the dispersion is contacted and fused with the isocyanate component, and the metal catalyst starts to catalyze a reaction of the hydroxyl group and the isocyanate to promote curing of a coating film, so that the aqueous dispersion has the characteristics of long working life and quick drying. When the aqueous dispersion is applied to a waterborne double-component polyurethane coating, the coating film has excellent gloss and fullness, high hardness, good flexibility, excellent water resistance and solvent resistance; the aqueous dispersion can be widely applied to coating of wood furniture and large transporting tools, industrial coating and automobile repairing.

The invention discloses matte transparent finish paint for the surface of wooden ware which is used for family decorates and furniture production. The formula and mixture ratio are that self-cross linking acrylic resin is 75-85, polysiloxane antifoaming agent is 0.3-0.6, organic silicon flatting and slipping agent is 0.3-0.6, polyether modified wetting agent is 0.3-0.5, macromolecular dispersant is 0.3-0.5, silica matting agent is 1.5-3, Dipropylene Glycol Methyl Ether is 5-8, propyleneglycol monobutyl ether is 5-8, polyurethane associated rheological additives are 1-3, and water is 4-6. The invention is characterized by 1, good chemical resistance, 2, excellent blocking resistance, 3, good sanding ability, 4, high hardness, 5, good waterproof property, 6, excellent fullness and hand feeling.

The invention relates to the field of coating for building materials, and in particular relates to a water-based antirust and antiseptic paint for metal and a preparation method thereof. The water-based antirust and antiseptic paint for metal comprises the following components in parts by weight: 200-250 parts of deionized water, 180-220 parts of titanium dioxide, 60-100 parts of water-based nanometer sizing agent, 20-40 parts of kaolin, 20-40 parts of nanometer bentonite, 8-15 parts of nanometer zinc calcium phosphate, 40-60 parts of alcoholic acid emulsion, 80-130 parts of water-based fluorocarbon resin, 150-200 parts of pure acrylic emulsion, 20-60 parts of organosilicone emulsion, 10-30 parts of propylene glycol, 1-3 parts of nanometer silicon dioxide, 4-8 parts of dispersing agent and 10-40 parts of coalescing agent. The water-based antirust and antiseptic paint for metal provided by the invention has high brightness, glossiness and plumpness, is non-toxic and harmless in material, non-combustible, unexplosive, safe and environment-friendly, and has excellent antirust and antiseptic performance with the matching of the components.

The invention relates to a high-performance aqueous alkyd resin paint prepared through the steps that: (a) plant oil aliphatic acid is subject to a reaction with polybasic acid and polyol, such that oleiferous alkyd resin is obtained; (b) oleiferous alkyd resin is subject to a reaction with trimellitic anhydride, such that oleiferous alkyd resin with excessive carboxyl is obtained; (c) the oleiferous alkyd resin with excessive carboxyl is neutralized by using a neutralizing agent, such that aqueous alkyd resin is obtained; and (d) the aqueous alkyd resin is mixed with aqueous amino resin and water, and the pH value is regulated, such that the aqueous alkyd resin paint is obtained. The aqueous alkyd resin paint provided by the invention has good storage stability, and a paint film prepared with the paint has good mechanical properties. With the novel preparation method provided by the invention, reaction time is shortened, and production energy consumption is reduced. Water is used as a diluent of the product. The product causes no toxicity, no combustion, and no pollution to the environment. The paint can be used as common industrial baking paint, vehicle top paint, bicycle baking paint, and the like.

Belonging to the malt manufacturing field, the invention provides a preparation method of burnt malt with high caramel aroma and beer. The malt preparation method includes the steps of: barley selection, raw material pretreatment, wheat dipping, germination, green malt saccharification, baking and root removal. Specifically, during barley selection, barley with moderate protein content is adoptedas the raw material; the wheat dipping process provides barley grains sufficient internal moisture content to fully stimulate the vitality of the endogenous enzyme system of malt, thus providing sufficient conditions for subsequent acquisition of a Maillard reaction substrate; the saccharification process is carried out in four stages, so that green malt can effectively degrade cellulose, proteinand starch under an appropriate water condition, and the concentration of the Maillard reaction substrate is increased; and then baking is carried out at an appropriate generation temperature of DMHFso as to enrich DMHF product substantially. The obtained malt has significant caramel aroma, the aroma is pure and strong, sensory evaluation indicates that the malt is free of scorched flavor, burntflavor and other foreign and miscellaneous smell, and can be used for production of beer with high caramel aroma.

The invention discloses a dyeing and finishing process for a polyester blended fiber fabric. The process comprises the following steps of 1, pretreatment, wherein the polyester blended fiber fabric is sequentially subjected to scouring, bleaching and enzyme washing; 2, mercerizing and sizing, wherein the fabric is subjected to padding of alkali liquor under the room temperature for pre-sizing; 3, dyeing, wherein the fabric is soaked into dye liquor formed by disperse dyes, dyeing is performed under the temperature of 30-40 DEG C, temperature is increased to 90-110 DEG C at the heating rate being 0.8-1 DEG C/min, washing is performed through warm water, infrared ray pre-heating is performed, and then hot-blast air drying is performed; padding is performed again under the room temperature to reduce the suspended solid dye liquor formed by dyes, a reduction solution is subjected to padding, steam reduction and oxidation are performed, washing is performed through warm water, soaping is performed, and then washing and drying are performed; 4, after-treatment, wherein soft and flame-proof treatment is performed in sequence. According to the dyeing and finishing process for the polyester blended fiber fabric, the touch feeling, elasticity and other properties of the fabric are improved remarkably, dyeing is uniform, the color fastness is high, and the color is full.

The invention discloses ultraviolet (UV)-natural matte finishing paint. The finishing paint comprises the following components in percentage by weight: 40 to 80 percent of 100 percent UV matte resin, 10 to 20 percent of cellulose acetate butyrate, 0.1 to 0.5 percent of antifoaming agent, 1.0 to 2 percent of dispersant, 5 to 10 percent of stuffing, 3 to 8 percent of initiator, 0.1 to 1 percent of flatting agent, 1 to 1.5 percent of anti-settling agent and the balance of monomers; the 100 percent UV-resin is one or a mixture of polyurethane acrylic resin, modified epoxy acrylate and polyester acrylic resin; and the 100 percent UV matte resin is one or a mixture of the polyurethane acrylic resin, the modified epoxy acrylate and the polyester acrylic resin. The UV-natural matte finishing paint has high liquidity, fine surface and high fullness; and a formed paint film structure is high in scratch resistance, particularly on open or semi-open or imitation antique floors, thereby protecting the surfaces of wood furniture and wood floors for a long time.

The invention relates to a high-solid volume, single-coating and high-lustre black plastic paint and a preparation method thereof. The plastic paint comprises the following components: 30-40wt% of saturated polyester resin, 35-45wt% of hydroxy acrylic resin, 2-4wt% of high-purity carbon black pigment, 1-3wt% of carbon black dispersing agent, 0.5-1wt% of flatting agent, 0.3-0.6wt% of scratch-resisting agent, 0.2-0.5wt% of defoaming agent, 0.02-0.04wt% of drier and 15-25wt% of organic solvent. Compared with the prior art, the black plastic paint has the advantages of low cost, high efficiency, good effect and the like.

The invention provides a special organic fertilizer for walnuts, which is prepared from, by weight, 45-55 parts of weathered coal, 5-10 parts of wheat bran, 5-10 parts of pepper powder residues, 20-30 parts of straws, 1-2 parts of urea, 50-60 parts of water, 10-12 parts of trichoderma culture solution, 1-2 parts of phosphorus sources, 0.01-0.02 part of iron sources, 0.01-0.02 part of zinc sources, 0.01-0.02 part of copper sources, 0.01-0.02 part of manganese sources and 0.05-0.1 part of boron sources. The invention further provides a preparation method for the organic fertilizer. The organic fertilizer has the advantages that raw material sources are wide, a production method is simple, biological activity of products is high, sufficient comprehensive nutrition is provided for walnut trees and the like, and enables the walnut trees to grow robustly and be higher in stress resistance and disease resistance, fruit setting rate of the walnut trees can be increased, empty shell rate of the walnuts is decreased, and the special organic fertilizer for the walnuts has the advantage of no chemical residue.