296results about How to "Good storage stability" patented technology

The invention discloses ramie cotton fabric inorganic nanometer antibacterial finishing agent and a preparation method thereof. Silver nitrate and micro-molecular organic or inorganic reducing agent, such as ascorbic acid, tannic acid, tartaric acid and the like, are added into polyethyleneglycol and the mixture engages in deoxidization under 5-100 DEG C, producing nanometer silver with good dispersivity and stability. The polyethyleneglycol accounts for 50-90%of the weight and the ratio of silver salt to micro-molecular reducing agent is 1:1-4:1. The prepared nanomemter silver is dispersed in aqueous medium so as to get nanometer silver finishing agent and the weight percentage of nanometer silver is 0.25%-0.5%. The ramie cotton fabric can be made into composite material with excellent antibacterial effect after being soaked in the finishing agent. The fabric made from the antibacterial finishing agent has the characteristics of quick, efficient, broad-spectrum and lasting antibacterial effect. The preparation method and the finishing process are simple in technique and low in cost and have no pollution and are easy to industrialize.

The invention provides a coating material containing silica fine particles, a siloxane compound, and a curing agent and giving an even coating film in the case it is used for forming a coating film. The invention gives a siloxane-based coating material excellent in storage stability and giving high surface hardness of a coating film when the coating material is used for forming the coating film. The invention also provides an optical article excellent in anti-reflection property and scratching resistance.

The invention relates the water paint with three-layer shell sandwich rubber latex emulsion and preparing method. The method has the advantages of low cost, simple technology and improving fire-resisting property, water resistance and hardness of water paint film.

Disclosed is a cellulose ester film containing cellulose ester and microparticles having an average primary particle diameter of from 0.1 to 1.0 μm, wherein a relative standard deviation of a primary particle diameter of the microparticles is from 1 to 20%, and wherein the cellulose ester film has a surface with a peak density of from 1,000 to 8,000 (1/mm²).

The invention discloses a cation amino silicone oil micro-emulsion and a preparation method thereof. The cation amino silicone oil micro-emulsion is prepared from the following components in percentage by weight: 5-30% of organo-siloxane monomer, 0.1-0.5% silane coupling agent, 3-10% of cationic emulsifier, 2-8% of nonionic emulsifier, 0.1-0.5% of basic catalyst and the balance of water, and the total weight percentage of all the components is 100%. The particle size of the cation amino silicone oil micro-emulsion prepared by using the method is 50-100nm, which is very small. The solid content of the cation amino silicone oil micro-emulsion is 10-36%. The cation amino silicone oil micro-emulsion has excellent shear stability, heat stability and storage stability, and is a favorable softener for finishing natural fibers, such as textiles made of cotton, hemp, silk, wool and the like, and synthetic fibers, such as polyester, polyamide and polypropylene ester.

The invention discloses a phenolate lignin tackiness agent and a preparing method of the phenolate lignin tackiness agent. Under the normal pressure, phenol serves as a phenolate reagent, lignin and master and slave acid catalysts are added at a certain temperature at four to five times in sequence, the temperature is rose to 100 DEG C-130 DEG C, heat preservation reaction is carried out, cooling is carried out, basic catalysts are added, after the heat preservation reaction is carried out for a certain time, aldehydes materials are added at four times, heat preservation reaction is carried out at 80 DEG C-95 DEG C until the viscosity meets the requirement, water is added to adjust the solid content, and meanwhile rapid cooling is carried to enable the temperature to be lower than 50 DEG C, discharging is carried out, and then the phenolate lignin tackiness agent is obtained. Compared with a traditional phenolate lignin tackiness agent, the prepared phenolate lignin tackiness agent has the advantages that the replacement amount of the lignin to the phenol is as high as 50%-80%, and the cost can be reduced by about 40%. The phenolate lignin tackiness agent prepared with the method is safe, environmentally friendly, good in mobility and good in storage stability. Bamboo/wood plywood manufactured with the phenolate lignin tackiness agent has the good mechanics performance and the good hydrolytic resistance.

The invention relates to high-curing-speed, high-storage-stability and humidity/heat-resistant de-oximed room temperature vulcanized silicone rubber which is characterized by comprising the following components in parts by weight: 100 parts of alpha,omega-dihydroxy polydimethylsiloxane, 1-20 parts of de-oximed mixed crosslinking agent, 1-10 parts of organotin catalyst, 0-250 parts of filler, 0-100 parts of low-molecular-weight silicone oil, 0-10 parts of mixed tackifier and 1-10 parts of tertiary aminosiloxane. The invention also provides a preparation method of the high-curing-speed, high-storage-stability and humidity/heat-resistant de-oximed silicone rubber, which is characterized in that the mixed crosslinking agent, organotin catalyst, mixed tackifier and tertiary aminosiloxane are selected, so that the silicone rubber has high curing speed and favorable storage performance, wherein the surface drying time is 1-5 minutes, and the storage period exceeds one year. Meanwhile, the humidity/heat aging resistance is very fine, wherein after double-85 aging for 1000 hours, the mechanical property can be kept at 75% or above.

A toner including a binder resin which contains a crystalline polyester resin and a non-crystalline polyester resin, wherein the crystalline polyester resin has at least two diffraction peaks in a range of 20°<2θ<25° as detected by X-ray diffraction measurement, and has a melting point which is 60° C. or higher but lower than 80° C., and wherein the diffraction peaks each have a half width which is less than 1.0°.

The invention solves the problems of size difference of color concentrate, instability of color concentrate, fragility of color concentrate, unclear borders of color concentrate, shot-term storage, easy bleeding, color losing and the like for water-based artificial granite paint by compounding sheet silicate tackifier/cellulose protective colloid composite granulating system and applying granulation technique. The invention can greatly promote the popularization and application of the water-based artificial granite paint in the field of the architectural decoration of both inner and outer walls.

A refill ink with which a used ink cartridge is to be refilled, including: a colorant, a wetting agent, and a surfactant, wherein in a mixed ink formed by mixing a residual ink remaining in the used ink cartridge and the refill ink at a volume ratio (residual ink:refill ink) of 1:1, the number A of coarse particles of 0.5 μm or greater in diameter measured immediately after the mixing and the number B of coarse particles of 0.5 μm or greater in diameter measured after the mixed ink has been left to stand at 25° C. and at RH of 50% for 24 hours satisfy the relationship B/A≦2.

The invention relates to epoxy-polysiloxane resin for paint and a preparation method thereof. The epoxy-polysiloxane resin for paint is characterized by being prepared from A hydrogenated bisphenol epoxy resin, active polysiloxane and organic tin catalysts, wherein the A hydrogenated bisphenol epoxy resin accounts for 20 to 80 mass percent, the active polysiloxane accounts for 20 to 80 mass percent, and the organic tin catalysts accounts for 0.5 to 5 percent of the total mass of the A hydrogenated bisphenol epoxy resin and the active polysiloxane. The epoxy-polysiloxane resin for paint prepared by the method has the characteristics of good compatibility and good storage stability. When the epoxy-polysiloxane resin for paint is applied to preparing epoxy-polysiloxane resin paint compositions, cured coating layers have excellent bonding performance, flexibility, weather resisting performance and anti-corrosion performance.

The invention discloses a method for preparing modified starch adhesive for timber, which comprises the following steps of: performing acid hydrolysis and oxidation on corn starch to reduce the molecular weight of the starch, performing esterification and cross linking on the corn starch to obtain stable modified starch emulsion, and then adding adhesion promoter, filling agent and cross-linking agent to obtain the totally formaldehyde-free modified starch adhesive for the timber. The adhesion performance of the adhesive can meet the requirement of class II adhesive for the timber, and the adhesive uses the basically same operating method as urea resin adhesive. The modified starch adhesive prepared by the processing method has good storage stability and low cost, and can be used for producing various boards such as veneers, laminated wood boards, jointed boards and the like.

The invention discloses thermal-sublimation water-based intaglio printing ink and a preparation method thereof. The thermal-sublimation water-based intaglio printing ink is composed of components in percentage by weight: 15-35% of disperse dye size, 24-50% of an N-vinylamide-acrylic ester copolymer emulsion, 0.3-2.5% of a thickening agent, 0.1-2% of an antifoaming agent, 0.1-3% of a neutralizer, 0.1-0.5% of a preservative and 10-42% of de-ionized water. The thermal-sublimation water-based intaglio printing ink has high heat resistance; and transferred printing paper is not adhered to a cloth material in a transfer printing process. The thermal-sublimation water-based intaglio printing ink also has excellent storage stability; patterns printed on various transferred printing paper are clear; the printing patterns transferred onto dacron, nylon cloth material and textile have clear profiles without any friction ghosting and transfer ghosting and are bright in color; and color fastness complies with wearing requirements. The thermal-sublimation water-based intaglio printing ink has no any toxic organic solvent residue, can be diluted with water and is good for safe production and environment protection.

The present invention relates to a fabric finishing agent water emulsion, in particular, it relates to a fabric finishing agent water emulsion containing acrylic perfluoroalkyl ester. Its composition includes (by wt%) 10-40% of comonomer mixture formed from at least (methyl) acrylic perfluoroalkyl ester and (methyl) acrylic straight chain alkyl ester, 10-20% of solvent, 30-70% of deionic water, 1.0-5.0% of emulsifier and small quantity of molecular weight regulating agent.

The present invention provides a black water-based ink composition that has excellent resistance to light and ozone, has an excellent hue as a black ink, and also has excellent storage stability. A black water-based ink composition is prepared by combining at least one type of black dye selected from the group consisting of compounds expressed by the following formula (1) and salts thereof:

and at least one type of dye other than a black dye, and the hue is adjusted by adding the dye other than a black dye. It is preferable if the dye other than the black dye is a compound that has at least one type of group selected from the group consisting of an —SO₃H group, —COOH group, —SO₃M group, and —COOM group (where M in these groups is an alkali metal atom), and is not an ammonium salt or a salt with an organic cation. It is also preferable for the dye other than the black dye to be a dye selected from the group consisting of yellow dyes and magenta dyes.

A wet-solidifying single-component polyurethane adhesive for rubber particles used to make plastic-rubber athletic track, elastic rubber mat, etc is prepared from polyetherdiol or polyethertriol and 4,4'-diphenylmethane diisocyanate through reaction. Its advantages are easy control of reaction, high storage stability, high adhesion and no toxicity and pollution.

The invention discloses a preparation method of a tackifier for addition type liquid silicone rubber. The tackifier is obtained by the preparation method through a chemical reaction, by combining polyhydrosiloxanes or tetramethyl cyclotetrasiloxane, and bonding two categories of silane coupling agents including vinylsilane and methacryloxy silane. Active groups are more due to the synergistic effect of the silane coupling agents of vinylsilane and the methacryloxy silane. Hence, the tackifier has better cohesiveness compared with a traditional tackifier KH570. The tackifier prepared by the invention is of colorless and clear liquid with the refractive index being 1.42, has good intersolubility with methylsilicone oil and methyl silicone resin, and turbidity phenomena do not exist. Package resin using the tackifier has excellent bonding strength and yellowing resistance on substrates such as metallic aluminium, polyphthalamide (PPA) and polycarbonate (PC).

This invention discloses a method for producing anion-generating paint for air purification. The paint uses acrylic acid emulsion, additive, titanium dioxide, heavy calcium carbonate, kaolin, light calcium carbonate, talcum powder, dispersant, antifoam, thickener, film-forming agent and water as the raw materials. The method comprises: mixing the raw materials, stirring, grinding by three rollers, stirring, regulating the color, filtering and packaging. The paint can permanently generate anions so that the concentration of indoor anions can reach the requirement of human bodies, thus can be used for indoor sterilization and air purification, and is good for human health.

The invention discloses a polyester resin for the rapid curing of a weather-durable powdery paint by a beta-hydroxyalkylamide. The polyester resin is obtained through carrying out a melting polycondensation reaction on the following components, by weight, 30-45% of a polyol, 45-60% of an aromatic polyprotic acid, 0-10% of an aliphatic polyprotic acid, 0-5% of a branching agent, 5-20% of an antiacid and 0.05-0.30% of an esterification catalyst. The invention also discloses a preparation method of the polyester resin. The polyester resin provided in the invention has the advantages of high glass-transition temperature and softening point, and appropriate melting viscosity and storage stability; and powdery paints prepared with the polyester resin have the advantages of excellent levelability, excellent mechanical performance, good thick film pinhole resistance and the like.

The invention discloses a preparation method of high-performance silicon dioxide grease, which comprises the following components, base oil of 70 to 90 weight percent, silica of 5 to 30 weight percent, modifying agent is in a dose of 5-30 weight percent of the silicon dioxide. The silicon dioxide grease of the invention has a very good storage stability and shear stability, good colloidal stability, water resistant properties of high temperature and low temperature performance. The silicon dioxide grease can be used for electrical insulation, damping system lubrication, vacuum sealed, instruments and cock sealing and lubricating, can also be used for resistant chemical media site lubricating and sealing, and so on. In addition, the silicon dioxide grease can also be used for preparing valves grease, methanol resistance grease, and is applicable in lubrication and interrupter of the metal contact of switch silvering, silver plating, and tinning and other.

The invention discloses modified emulsified asphalt and a preparation method thereof. The modified emulsified asphalt comprises the following components by weight: 55%-65% of asphalt, 0.3%-1.5% of cationic emulsifiers, 0.3%-1.5% of anionic emulsifiers, 0.05%-0.15% of stabilizing agents, 0.01%-0.05% of thickening agents, 0.1%-0.5% of water reducers, 0.8%-3.5% of alcohol, 1%-4% of polymer latex, and 30%-35% of water. The modified emulsified asphalt of the invention is good in miscibility with cement, good in storage stability, and low in oversize residual amount, and also has the advantages of freezing resistance, no bleeding, good flexibility, and good caking property. The modified emulsified asphalt of the invention is especially applicable to cement injection asphalt mortar for preparing plate-type ballastless tracks in high speed railway building.

The present invention provides an ink composition comprising at least, as polymerizable compounds, allyl glycol and at least one of a bifunctional monomer and a multifunctional monomer, and satisfying the following expression:

10≦X≦80

wherein X represents the content of allyl glycol in the ink composition. Also disclosed is an ink composition set comprising the ink composition.

A process for preparing the F-C emulsion used for paint to obtain the excellent coated film with high weatherability and resistance to dirt and water is prepared the emulsion polymerization reaction between fluorolefine, unsaturated vinyl monomer, vinyl carboxylate monomer and substituent cyclohexyl acrylate monomer in aqueous medium under the action of trigger.

The present invention discloses an inorganic pigment color paste and a preparing method thereof. The color paste consists of raw materials in the following percentages based on the total weight: 30.0 to 50.0% of inorganic pigment, 5.0 to 20.0% of moisture retaining and anti-freezing agent, 5.0 to 15.0% of auxiliary, 0.5 to 2.0% of pH regulator, 0.2 to 0.5% of antifoaming agent and the balance of deionized water. Neither the moisture retaining and anti-freezing agent nor the auxiliary contains volatile organic compounds (VOC). After all ingredients are mixed and ground, quality detection, vacuum defoaming, filtering and packaging are carried out, and the inorganic pigment color paste required is finally obtained. The inorganic pigment color paste prepared has the excellent moisture retaining properties and stability under the condition of reaching low content index of VOCs. The present invention also has the advantages of low cost, simple production processes and easy industrial production.

The invention discloses an environment-friendly polyurethane curing agent, a method for preparing the same and application of the environment-friendly polyurethane curing agent. The environment-friendly polyurethane curing agent comprises blocked polyisocyanate prepolymers with sulfonic acid groups. Chain extension reaction is carried out on polyisocyanate prepolymers, diisocyanate and chain extenders, and then blocking agents are added into reaction products to block end isocyanate groups to form the blocked polyisocyanate prepolymers with the sulfonic acid groups. The environment-friendly polyurethane curing agent, the method and the application have the advantages that the environment-friendly polyurethane curing agent is good in water dispersibility, excellent in storage stability, wide in deblocking temperature range and applicable to manufacturing water-base baking varnish and water-base high-temperature glue and has an excellent application prospect in the aspect of heat-sensitive material coating, and the performance of water-base resin can be obviously improved.

An object of the present invention is to provide a toner excellent in durability and storage stability, and having good fixing performance in a wide fixing temperature region even at a high process speed. According to the present invention, there is provided a toner containing: a binder resin; a colorant; and a polyester resin, in which: I) the polyester resin contains at least, as a main component, polyester obtained by subjecting a monomer composition containing an alcohol selected from aliphatic diols each having 2 to 22 carbon atoms and a carboxylic acid selected from aliphatic dicarboxylic acids each having 2 to 22 carbon atoms to a polycondensation reaction; and II) a region having a lamellar structure is present at a surface layer of the toner.

The invention discloses a feeding high temperature-resistant microcapsule yeast probiotics preparation as well as a preparation method and application thereof, and belongs to the technical field of feed additives. The feeding high temperature-resistant microcapsule yeast probiotics preparation is prepared by the steps such as fermenting, centrifuging, cleaning, carrier and protective agent adding, extruding, rolling and pelletizing, drying and the like. The feeding high temperature-resistant microcapsule yeast probiotics preparation prepared by the method disclosed by the invention is more uniform in particle size and good in storage stability, has better heat resistance, can tolerate processing conditions such as high temperature and high humidity in a feed pelletizing process, has a higher rate of survival. The rate of survival is kept over 90%, and viable count of probiotics is over 5*10<9>cfu/g.

The present invention discloses a protopanoxadiol liposome and its preparation method. Its composition includes protopanoxadiol, phospholipids and cholesterol, their weight ratio is 1:2-100:0-50. Said protopanoxadiol liposome can be made into injection for intravenous injection and can be used for curing various cancer. Besides, said invention also provides the concrete steps of its preparation method.

Provided are a liquid crystal film, a method of manufacturing a liquid crystal film, a method of controlling an average tilt angle of the liquid crystal film, a polarizing plate, and a liquid crystal display device. A liquid crystal film that has excellent properties including durability and an optical property and is capable of being effectively used for various uses may be provided. In addition, the physical properties of the liquid crystal film may be easily controlled according to a desired use.

The invention relates to the field of aluminum alloy surface environment-friendly protection, in particular to titanium zirconium conversion liquid applied to the surface of a 2024 aluminum alloy anda using method thereof. The titanium zirconium conversion liquid comprises the following components including, by content, 3-15 g/L of fluorine titanic acid, 1-10 g/L of fluorine zirconium acid, 0.1-5g/L of accelerant, 0.1-4 g/L of corrosion inhibitor, 0.5-8 g/L of oxidizing agent, 0.01-1 g/L of pH modifier and the balance deionized water. The titanium zirconium conversion liquid applied to the surface of the 2024 aluminum alloy does not contain hexavalent chromium, lead, mercury and cadmium heavy metal ion compounds, does not contain volatile poisonous solvent like benzene and xylene, meetsthe requirement of environmental protection, and is simple in technology, industrialization is formed easily, and a conversion film has an excellent corrosion-resisting property.