51results about How to "Improve surface slip" patented technology

Compositions for coating food or beverage containers comprising a resinous binder and 10 to 30 percent by weight of a polysilicone resin.

This invention relates a water soluble ink that utilizes dyes, protective glue, dispersant, leveling agent, emulsifier and water absorbing resin to prepare. This invention also relates to the making method of the water soluble ink and its utilization in printing, watercolor and paper keir. The product of this invention can overcome the oxidation decoloring phenomenon of colorful paper and rice paper when meeting water or ultraviolet irradiation; the decoloring phenomenon of traditional Chinese painting and watercolor painting; the ink marks of the characters are bright, the color is proper and the writing is smooth, the intensity is proper, the fragrance is moderate and it is dry quickly and decreases the environmental pollution.

The invention relates to a printing adhesive of stone paper wallpaper and a preparation method of the printing adhesive. The printing adhesive is a polymer emulsion which is prepared by carrying out emulsion polymerization on fatty alcohol-polyoxyethylene ether (PeregalO-25), lauryl sodium sulfate, methyl acrylate, ethyl acrylate, epoxypropyl methacrylate, vinyl acetate, methyl methacrylate, acrylic acid, 1-(2-Methacryloyloxyethyl)-2-imidazolidinone, ammonium persulfate, sodium hydrogen sulfite and deionized water. The printing adhesive has the advantages of good environmental friendliness property, high adhesion fastness, good color fastness, contamination resistance as well as dry wiping and wet wiping resistance.

The invention discloses a solvent type double-component and high-smoothness vanish composition which comprises a component A and a component B, wherein the component A comprises hydroxy-acrylic resinor hydroxy-methyl acrylic resin, and hydroxyl polyester resin, amino resin, a rhelogy controller, polycaprolactone modified polysiloxane, aids and a first solvent; the component B comprises multifunctional aliphatic isocyanate, and/or polyfunctionality cycloaliphatic isocyanate and/or polyfunctionality cycloaliphatic isocyanate and/or cycloaliphatic isocyanate of which a part of isocyanate groupsare sealed and free isocyanate groups are still available; a sealing agent for sealing the isocyanate groups joins in a curing reaction in the baking process, or isocyanate groups which are released continuously and a second solvent are removed by the sealing agent for sealing the isocyanate groups in the baking process. By adopting the solvent type double-component and high-smoothness vanish composition disclosed by the invention, the smoothness of the surface of a vanish composition coated surface can be effectively improved, therefore, the friction resistance of the coated surface can be improved.

The invention discloses silk-screen UV glaze printing ink and a preparation method thereof, and belongs to the technical field of printing ink and preparation thereof. The printing ink is prepared from 28-32% of epoxy modified acrylate, 18-22% of urethane acrylate, 8-12% of tri(propylene glycol)diacrylate, 18-22% of 1,6-hexamethylene diacrylate, 6-10% of a 184 macroinitiator, 3-7% of an active-amine auxiliary photoinitiator, 0.8-3% of an organosilicone flatting agent, 0.8-3% of an organosilicone antifoaming agent and 3-7% of fumed silica, and is prepared by processes of mixing, stirring at a high speed, grinding, and the like. The preparation method is simple. The printing ink prepared by the method has a transparency effect and a matte effect, thus satisfying a conceive of applying the technical quality of blue and white porcelain and other famous porcelain in history to packaging and printing, and simulating the glaze quality, of the porcelain, that is mild and humid like jade. The printing ink provided by the invention has high environmental protection property. The VOCs smell residue totally reaches requirements of the national standards.

Provided is a fluorine-containing, silicon-containing polymer which is useful in forming a surface treatment layer that has water repellency, oil repellency, and antifouling properties, and has excellent surface lubricity. At least one type of fluorine-containing, silicon-containing polymer shown in general formulas (A) and (B) (wherein, each symbol is as defined in the description).

The invention discloses a multifunctional aqueous nano-coating. The multifunctional aqueous nano-coating comprises the following components in parts by weight: 20-40 parts of water, modified cellulose ether, 2-amino-2-methyl-1-propanol, a dispersing agent, a polyether type surfactant, polydimethylsiloxane, polyoxyethylene polyoxypropylene glyceryl ether, a CMIT-MIT compound, 2,2,4-trimethyl pentanediol-1,3-monoisobutyrate, an anti-freezing agent, rutile type titanium dioxide, 25-50 parts of fillers, 0.2-1 part of nano-silver powder, polyorganosiloxane, 1-2 parts of fluoro-alkyl-polyether modified silicone, nano-titania aqueous colloid, an emulsion and a mildew preventive, wherein the main components of the CMIT-MIT compound are 2-methyl-4-isothiazolin-3-one and 5-chloro-2-methyl-4-isothiazolin-3-one. The multifunctional aqueous nano-coating has the efficacies of sterilization, formaldehyde purification and negative ion release; no harmful chemical substance is added in the whole process, and testing proves that the sterilization efficiency can reach above 99% within 24 hours, and the formaldehyde purification efficiency can reach above 80%.

The invention discloses ultrafiltration embossed melt-blown non-woven fabric and a preparation method thereof. The ultrafiltration embossed melt-blown non-woven fabric is prepared from a melt-blown non-woven fabric composite slice material; and the melt-blown non-woven fabric composite slice material is prepared from the following raw materials in parts by weight: 65-80 parts of polypropylene melt-blown non-woven fabric slices, 24-36 parts of poly(dimethylsiloxane)-grafted-polyacrylate, 5-8 parts of maleic anhydride styrene dimonomer grafted polypropylene, 4.5-6 parts of nano titanium dioxide,3-5 parts of mesoporous silicon dioxide, 2.4-3 parts of stearyl phthalamide and 1.5-2 parts of zinc stearate. The ultrafiltration embossed melt-blown non-woven fabric is prepared from the melt-blownnon-woven fabric composite slice material, and the melt-blown non-woven fabric composite slice material can be normally produced through an existing melt-blown non-woven fabric machine; and the produced ultrafiltration embossed melt-blown non-woven fabric is excellent in filtering performance, moderate in gram weight, high in tensile strength and good in softness.

The invention provides a water-based environment-friendly transfer paint with high smoothness on a transfer layer surface. The paint comprises the following components in parts by weight: 15-20 parts of water-based polyurethane, 18-30 parts of organosilicon modified acrylic resin, 5-8 parts of water-soluble silica sol, 10-13 parts of hand feeling resin, 0.5-1 part of silane coupling agent, 0.5-1 parts of fuzz powder, 0.1-0.2 part of leveling agent, 0.05-0.15 part of wetting agent, 0.08-0.15 part of defoaming agent and 30-60 parts of solvent. The paint overcomes the phenomenon that the smooth assistant always transfers to the surface layer (gas-liquid surface); the organosilicon modified acrylic resin and water-soluble silica sol added into the main body resin enhance the smoothness of the transfer layer surface, thereby developing the water-based transfer paint with high smoothness on the transfer layer; and the paint can be directly used for subsequent offset printing, and is economical and environment-friendly.

A pressure-sensitive adhesive sheet for application to the skin which employs a substrate film made of a chlorine-free material is provided as a substitute for the substrate film made of a flexible vinyl chloride resin. A pressure-sensitive adhesive sheet for application to the skin, which comprises (1) a substrate film comprising a resin composition comprising from 20 to 80% by weight of an ethylene/vinyl acetate copolymer having a weight-average molecular weight higher than 1x10<5 >and not higher than 1x10<6>, a melt flow rate of 1.0 g/10 min or lower, and a vinyl acetate content higher than 28% by weight and not higher than 35% by weight and from 80 to 20% by weight of at least one polyolefin resin selected from the group consisting of polyethylene, polypropylene, ethylene/propylene copolymers, and mixtures thereof and having a melt flow rate in the range of from 0.3 to 4.0 g/10 min and, (2) a pressure-sensitive adhesive layer for application to the skin.

The invention discloses polycaprolactone modified polysiloxane of the structure shown as the formula (I) or (II) (the formulas can be seen in the description), and the definition of all substitutive groups in the formulas is seen in the description. The polycaprolactone modified polysiloxane can be used as a solvent type coating additive, when polycaprolactone modified polysiloxane is added to solvent type coating, especially solvent type varnish, the surface performance of a coating film can be improved, smoothness is increased, and friction resistance is improved.

The invention relates to the field of coatings, and especially to a smooth wear-resistant self-repairing coating for a flexible protective film of a mobile phone, and a preparation method thereof. Specifically, the disclosed smooth wear-resistant self-repairing coating comprises, by weight, 5-20 parts of a smooth wear-resistant oily slurry, 10-25 parts of elastic resin, 0.5-5 parts of antifouling resin, 10-30 parts of a curing agent, 0-1 part of a coalescing agent, and 30-80 parts of an oily solvent. A coating layer obtained by coating the coating has excellent smoothness, wear resistance and self-repairing performance.

Provided is a surface treatment composition which is capable of forming a surface treatment layer that has excellent wear durability and excellent surface lubricity, while having water repellency, oil repellency and antifouling properties. This surface treatment composition contains (A) at least one fluorine-containing polymer that has a curable moiety and (B) at least one silicon-containing polymer that has a curable moiety.

The invention discloses high-stain-resistance waterborne top coating, a preparation method thereof, application of the top coating, and woodware, and belongs to the technical field of coating. The topcoating includes the following components by weight: a water-based emulsion, water-based resin, a defoamer, a wetting agent, white paste, wax powder, a film-forming aid, a defoaming agent, a levelingagent, a rheological aid and water. The white paste includes the following components by weight: water, a dispersant, a defoamer, titanium dioxide, a water-based rheological aid, and a pH regulator.According to the top coating, water is adopted as a solvent, VOC emission in the system is extremely low, and the top coating is almost free of irritating odor, and is non-flammable, safe, stable, good in environmental protection performance, and good in stain resistance. The water-based resin and the water-based emulsion are mixed so that the crosslinking degree of the coating is further increased, hydrophobic aids are added, facilitating improvement in stain resistance and water resistance of coating films and further improving hardness and adhesive force of the coating films.

The invention relates to the technical field of research and development of additives in powder coatings, and discloses a scratch-resistant agent for a powder coating. The scratch-resistant agent comprises the following components in parts by weight: 14-16 parts of ammonium nitrate, 11-13 parts of sodium laurate, 8-10 parts of zinc stearate, 5.5-6.0 parts of dibutyltin maleate, 1.5-1.8 parts of magnesium hydroxide, 1.3-1.5 parts of aluminum hydroxide, 1.0-1.2 parts of sodium bicarbonate, 0.3-0.5 part of a surfactant, 2.6-2.8 parts of sodium carbonate, 25-28 parts of paraffin wax, 0.2-0.4 partof silicone powder, 0.1-0.3 part of whisker silicon and 25-30 parts of anhydrous ethanol. The prepared scratch-resistant agent has high hardness and good flexibility, the surface hardness of a coatingis improved by modifying a molecular structure of a material, the surface smoothness of a coating film can be effectively increased, and the friction force is reduced.

The invention provides a water-based two-component bright transparent finishing coat. The finishing coat is composed of a component A, a component B and water; the component A comprises the followingmaterials, in parts by weight: 65-80 parts of water-based hydroxy acrylic resin, 0.2-0.5 part of a wetting agent, 0.2-0.5 part of a pH regulating agent, 0.3-1 part of a first defoaming agent, 0.2-1 part of a second defoaming agent, 0.3-1 part of a defoaming agent, 2-5 parts of a film-forming auxiliary agent, 0.5-1 part of a rheological auxiliary agent, 0.2-1 part of a third defoaming agent, 0.1-0.5 part of a levelling agent, 3-6 parts of a wax emulsion and 6-24 parts of water; the component B comprises 14-20 parts of a water-based isocyanate curing agent; and a weight ratio of the component Ato the component B to the water is 100:(14-20):15. The finishing coat provided by the invention can be widely used in hotel furniture, bathroom sanitary products and other bright-surface coatings andsolves a major difficult problem that plagues furniture coating, the VOC emission of the finishing coat is reduced, and initiatives of energy conservation and emission reduction in China are realized.

The invention provides a solvent-free three-component polyurethane adhesive and a preparation method thereof. The preparation method comprises the following steps that the temperature of a reaction kettle is increased to 40-85 DEG C, polyether polyol is added, then polyester polyol, a cross-linking agent, a catalyst, a filler and a chain extender are added, the mixture is stirred to be uniform, and a component A is obtained; isocyanate and polyester polyol are added into a reaction kettle, then a catalyst is added, heating reaction is carried out, and heating is stopped when the content of NCOis stable, so as to obtain a component B; hydrogen-terminated polydimethylsiloxane and single-ended allyl polycaprolactone are mixed, a solvent is added, followed by standing until the mixed solutionis clear and transparent, a Karstedt catalyst is added, followed by continuously stirring and standing, the lower clear solution is taken, and distilling is carried out to remove low-boiling-point substances, thereby obtaining a component C; 20-25 parts by mass of the component A and 10-15 parts by mass of the component B are mixed and stirred, then 0.6-1.5 parts by mass of the component C is then added, followed by stirring to obtain the polyurethane adhesive. The surface smoothness of the composite material can be improved.

[Problem] To provide an adhesive sheet having a surface sliding property and stainproof property.

[Means for solving] An adhesive sheet is one that comprises at least a substrate and an adhesive layer, a static friction coefficient of the substrate is 0.05 or more and 1.50 or less, and an absolute value of a ΔL* value of the substrate is 0.01 or more and 45.00 or less. A load at a time of 5% elongation of the substrate is preferably 1 N/cm or more and 15 N/cm or less. And a stress relaxation rate of the substrate by elongating to 10%, stopping the elongation at that state and after lapsing 600 seconds is preferably 40% or more and 100% or less.