November domestic paint patent courier (1)

1, a preparation method for connecting parts can be stripped to enhance the protective coating system cast iron work piece water-based self-drying anti-corrosion coating anti-flash rust research
resociation number: CN107142003B
public day: 2019-11-12
patente: Beijing University of Science and Technology
abstract: a method for connecting the site peelable protective coating system. The coating system consists of two components of thick slurry coating and pre-treatment agent before coating. Thick slurry coatings are made up of a mixture of A and B

. Group A consists of 100 low molecular weight modified pre-polymers, 30-50 composite rust-proof fillers, 1-3 functional additives, and component B consists of curing agents and rust-proof fillers. The pre-treatment agent is hydrolyzed by multi-official group mates. Dilute the pre-treatment agent with waterless ethanol by 5-10 times the volume ratio, brush or spray on the surface of the metal substrate, and then brush or spray the coating of the present invention. The coating system has high tensile strength and high elongation rate, good attachment to the metal substrate, and can be peeled off by hand, the coating system is convenient to construct, has excellent corrosion media shielding performance, neutral salt spray test and ultraviolet aging acceleration test can reach more than 1000 hours. For easy to form gap corrosion, electrolyceptical corrosion of steel structure gaps, joints, fasteners and other connections of corrosion-enhanced protection.
2, a surface hydroxylation median SiO2-TiO2 composite self-cleaning coating and its preparation method
realum: CN107858024B
public day: 2019-1 1-08
Patentee: Harbin Shinkansen Rail Transit Technology Co., Ltd.
Abstract: The present invention belongs to the technical field of self-cleaning coating, specifically related to a surface hydroxylation median SiO2-TiO2 composite self-cleaning coating and its preparation method. The invention first prepares SiO2 sol and TiO2 sol respectively, then obtains the median SiO2 film through calcination, uses impregnated tirafa to coat a layer of TiO2 on the surface of the median SiO2 film and is calcined to obtain a meso2-TiO2 composite coating, and finally, a surface hydroxyhydroxy-TiO2 composite self-cleaning coating is obtained by double oxygen water-based treatment. The invention enhances the polarity of the surface of the composite self-cleaning coating by hydroxylation treatment on the surface of the self-cleaning coating, improves the hydromassivity of the surface, introduces a median to increase the roughness of the coating surface to enhance the hydromassiveness of the coating surface, and also exposes the active position of TiO2 more, so that the wetting of the surface of the composite self-cleaning coating of the present invention is significantly improved, but still has good hydro-hydro properties without ultraviolet light exposure.
3, a modified water-based polyurethane resin for wood paint and its preparation method
Public No.: CN106279620B
Public Day: 2019-11-08
Patentor: Hefei Science and Technology Co., Ltd.

Abstract: The present invention provides a modified water-based polyurethane resin for wood paint and its preparation method, including the following raw materials ingredients and weight: polyol 35 to 65 parts; polycyanate 30 to 55 parts; 3 to 7 servings of water expansion chain agent; 1 to 3 parts of crosslinking agent; 0.1 to 0.25 servings of catalyst; 0.5 to 2.5 servings of silane coupled agent; 2 to 5 servings of salt forming agent; 2 to 5 servings of second small molecule chaining agent; wherein, polyols include The weight ratio of end hydroxysiloxane binary alcohol, castor oil and fat family polyester binary alcohol, end hydroxysiloxane binary alcohol, castor oil and adipose polyester binary alcohol is (2 to 5) :(4 to 8) :(30 to 50). The invention obtains a modified water-based polyurethane resin coating film drying speed, gloss up to more than 90 degrees, pencil hardness of 1H to 2H, water resistance to water droplets on the coating film for 48 hours without abnormality, beyond national standards.
4, a water-based transfer coating film-forming polymer emulsion preparation process
public number: CN107915805B
public day: 2019-11-1 2
Patentor: Jiangsu Institute of Technology
Abstract: The present invention discloses the preparation process of a film-forming polymer of a water-based transfer coating, i.e. the preparation method of cellulose acetate-polyacrylic acid (ester) composite emulsion. Its process uses acetate cellulose, cation etherizer, polyether polyol as the main raw material, synthesizes cation-modified-acetic cellulose water dispersion by chemical method, and then uses this water dispersion as seed emulsion and polymer emulsion, emulsified acrylic monomer, using soap-free emulsion polymerization process, By using drip-plus trigger for in-place emulsion polymerization, the pre-emulsified acrylic (ester) monomer in the system is polymerized and/or cross-linked on the inside and surface of the seed latex grain, thus preparing water-based cellulate-polyacrylic acid (ester) composite latex particles with a nuclear shell structure. Synthetic composite emulsion can be used as a high-performance water-based transfer coating film-forming polymer, especially suitable for laser anti-counterfeiting vacuum aluminum (copper) paper jam preparation, and the color is not easy to yellow.
5, epoxy/oxyhexal butane compounds, epoxy multi-energy semisilicae and nanoparticle-based glass UV-curable coating composition
realum: CN106661380B
Public Day: 2019-11-05
Patenteer: Corning Co., Ltd.
Summary: Provides UV-curable coating compositions containing (in %by weight)2019 5%-50% have the following general type of cyclolipid family crosslinking agent R is where X is C1-4 straight chain, 20%-55% of the total amount of oxygen hexane crosslinking agent and epoxy thinner, 35%-45% of epoxy erythropoidized silicon nanoparticles, 1%-5% of ethylene oxide adhesive promoter and 0.5%-2% light trigger agent.
6, a flexible polypluan heavy anti-corrosion coating
public number: CN106854428B
public day: 2019-11-05
Patenteer: Shandong Institute of Non-Metallic Materials
Summary: The present invention belongs to the field of surface protection technology. With hydrogenated epoxy resin modified polycyclic acid resin and fat family HDI tripolymer curing agent as the main film-forming substances, the use of flaky preservative compound system, improve paint film tightness, improve paint film resistance to media and corrosion. The invention relates to a flexible polycetamol heavy anti-corrosion coating, which is a two-component system with an NCO index of 1.05 to 1.1, and a mass composition of at least: A components: 100 parts of polythyrotaminate resin; Hydrogenated epoxy resin 6 to 18 servings; flaky anti-corrosion additives 56 to 85; pigments 20 to 35; fillers 20 to 35; additives 10 to 20. The coating, the bottom surface is one, the curing speed is fast, the stretch strength is high, has a certain hardness and flexibility, and the substrate adhesion is strong. The coating has the advantages of weather resistance, water resistance, corrosion resistance, wear resistance, impact resistance, etc., which can be widely used in steel gate, barrier and other waterworks steel structure and steel bridge, tower, wind tower and other outdoor steel structure long-lasting anti-corrosion protection.
7, a water-based rust-proof coating and its preparation method
Public No.: CN108117819B
Public Day: 2019-11-05
Patente: Shenyang Shunfeng Industrial Group Co., Ltd.
Abstract: This invention belongs to the field of coatings, especially related to a water-based rust-proof coating and its preparation method. Its raw materials by weight as follows: water-based epoxy resin 30-50 parts, deionized water 5-10 parts, rust transfer agent 20-30 parts, trans rust reactive agent 10-15 parts, water-based curing agent 5-10 parts. The phenolic hydroxyl on the modified mononic acid molecule provided by the invention may form a stable rust layer of chelating material with rust, and the phosphorus hydroxyl produced by its decomposition may form a metal phosphate salt with a metal substation, forming a passivation protective layer on the metal surface. The rust-turning agent can promote the hydrolysing of the trans-rust agent and quickly bond the rust layer to the metal layer. The combined effect of the rotting agent and the rotting resuscer can make the coating have excellent anti-corrosion and adhesive properties.
8, a method to achieve rapid curing of powder coatings using photothermal effects
Real: CN10779003B
Public Day: 2019-11-08
Patenteer: Tianjin University
Abstract: The present invention relates to a method of rapid curing of powder coatings using photothermal effects. The photothermal conversion filler is mixed with the resin and crushed, and then the crushed powder coating is evenly placed on the substrate, the substrate used is glass, aluminum sheet or steel plate; The invention uses photothermal conversion fillers to convert light energy directly into heat energy to trigger powder coating curing, which is shorter in curing time and more uniform in curing coating than existing curing technology. Using the photothermal effect of photothermal conversion fillers, a small amount of photothermal conversion fillers can be added to the powder coating to enable rapid curing of the powder coating in infrared or visible or sunlight. The use of rich sunlight, infrared light, visible light to achieve curing, economical and environmentally friendly and simple operation.
9, a solvent-free anti-corrosion coating and its preparation method and application
public number: CN107011769B
public day: 2019-11-12
Patentee: Wuhu Chunfeng New Materials Co., Ltd.
Abstract: The present invention discloses a solvent-free anti-corrosion coating and its preparation methods and applications, including closed primer, paint, two Supporting use, the resulting coating has excellent wear resistance, acid-base corrosion resistance, salt spray resistance performance, primer, paint matching excellent, coating can be fully cured cross-linking, zero VOC, solvent no residue, and good dispersion during construction, moderate leveling, moderate denaturation, uniform coating, no obvious orange peel, needleless eye bubbles, no impurities, paint surface flat, good gloss.
10, a water-based low-surface energy resin / nano-zinc oxide composite anti-fouling coating and its preparation method
public number: CN108864929B
public day: 2019-11-08
patente: Wuhan University of Technology
Summary: The present invention discloses a water-based low-surface energy resin / nano-zinc oxide composite anti-fouling coating and its preparation method. Belongs to ships, automobiles, pipelines and other fields of anti-fouling. The composite anti-fouling coating includes component A and component B, wherein component A includes: fluorosilica modified hydropropyl acrylic polyurethane emulsion, defoaming agent, moisturizer, anti-flash rust additive; Production coating in accordance with a certain ratio of the two parts of the joint grinding use, to obtain a low VOC content, low surface energy, environmental protection and non-toxic anti-fouling paint. The introduction of organic fluorine makes the coating have a lower surface energy, the introduction of nano-powder makes the coating have excellent antibacterial properties and mechanical strength, compared with the existing insecticide-type, heavy metal-type anti-fouling coating, the invention discloses the advantages of the composite coating is more obvious.
11, a graphene-based photo-curing coating and its preparation method
public number: CN106189418B
public day: 2019-11-05
Patente: Changfei fiber optic fiber optic cable Co., Ltd.
Summary: The present invention involves the technical field of photo-curing coatings, more specifically, related to a Based on graphene photo-curing coating and its preparation method, it is prepared by the following raw materials according to the quality percentage: 30% to 70% lysum, 20% to 60% active monomer thinner, 1% to 10% light trigger, 1% to 10% additive and 0.01% to 10% graphene composition. The mechanical properties, temperature resistance and electrical properties of graphene-based photo-curing coatings made by the invention are excellent, especially suitable for external coatings resistant to high temperature fibers, as well as for fiber optic high-speed wire-pulling processes, and also for other coatings that require rapid curing of photoelectronic equipment.
12, the method of constructing nanocoated on the surface of micro-nanostructure and its application in anti-reflection
retronum: CN108373610B
Public Day: 2019-11-12
Patenteer: Institute of Chemistry of the Chinese Academy of Sciences
Abstract: This patent discloses a micro-nanostructure surface construction nano-coating method and its application in reflection reduction. In the method, a nanoparticle coating is used, the nanoparticle coating is a solution and a solution b; the solution a is a silane coupled agent and solvent; the solution b is a nanoparticle dispersion and solvent; the solution a drop is added to solution b to get the nanoparticle coating; wherein, the silane convex agent in solution a is positively electrical, the nanoparticles in the solution b are self-negative or electrolytic. The method of the invention not only constructs a common-shaped, uniformly thick nanocoated nanocoated surface with an irregular micro-nanostructure, but also the thickness of the coating can be regulated according to the time immersed in the nanoparticle coating. In addition, this method of constructing nanocoated is applied to the aspect of reducing reflection, so that the passing rate value of the substrate increases by a certain amount on the original basis.
13, a high-temperature ceramic silicone-phenolic epoxy anti-corrosion coating and its preparation method
Public No.: CN106893448B
Public Day: 2019 -11-01
Patente: Institute of Metals, Chinese Academy of Sciences
Summary: The present invention belongs to the technical field of coatings, specifically related to a high temperature ceramic silicone-phenolic phenolic epoxy anti-corrosion coating and its preparation method. The coating uses chemical grating method to synthesize silicone-phenolic epoxy resin, which has both silicone chain segment and phenolic epoxy chain segment, on the one hand, the resin not only has the characteristics of silicone chain segment heat resistance, weather resistance, wear resistance, flexibility, and so on, but also the phenolic epoxy chain segment on the resin molecule is much more adhesive to the metal substrate than the silicone chain segment, phenolic epoxy chain The corrosion-resistant effect after the segment is cross-linked with the curing agent is also much higher than that of the silicone chain segment, thus solving the problem of low adhesion and poor corrosion protection of silicone coating, on the other hand, the residual carbon rate of the phenolic epoxy chain segment is higher in high temperature environment, and the thermal degradation product of silicone chain segment can be secondary film-forming effect in high temperature environment, which improves the ceramic effect of coating in high temperature environment.
14, CO2-based flame retardant water-based polyurethane, preparation methods and coatings
Public No.: CN106589288B
Public Day: 2019-11-05
Patentee: Spring Applied Chemistry, President of the Chinese Academy of Sciences.