6040results about "Polyester coatings" patented technology

The invention discloses a nontoxic antifouling paint for an oceanographic ship and facilities and a method for preparing the paint. The paint consists of the following components in percentage by weight: 15 to 55 percent of base material, 0.01 to 10 percent of antifouling agent, 10 to 30 percent of filler, 0.3 to 25 percent of pigment, 2 to 8 percent of auxiliary agent and 3 to 55 percent of solvent, wherein the antifouling agent is silver grains with average grain diameter of between 1 and 200nm. The paint does not contain toxic agents, such as dichloro-diphenyl-trichloroethane, organic tin,cuprous oxide and the like, at all while effectively suppressing corrosion of marine biological attachments, meets the related regulations of international maritime organization and future development trend of the antifouling paint, realizes non-toxicity and environmental friendliness of the marine antifouling technology, and can be widely applied to the facilities and the fields, such as ships, floating piers, marine oil platforms, submarine cables, cooling pipes of power plant near the sea, sea water culture net cage and the like.

A polymerizable composition includes at least one monomer, a photoinitiator capable of initiating polymerization of the monomer when exposed to light, and a phosphor capable of producing light when exposed to radiation (typically X-rays). The material is particularly suitable for bonding components at ambient temperature in situations where the bond joint is not accessible to an external light source. An associated method includes: placing a polymerizable adhesive composition, including a photoinitiator and energy converting material, such as a down-converting phosphor, in contact with at least two components to be bonded to form an assembly; and, irradiating the assembly with radiation at a first wavelength, capable of conversion (down-conversion by the phosphor) to a second wavelength capable of activating the photoinitiator, to prepare items such as inkjet cartridges, wafer-to-wafer assemblies, semiconductors, integrated circuits, and the like.

PCT No. PCT/EP97/04908 Sec. 371 Date Mar. 17, 1999 Sec. 102(e) Date Mar. 17, 1999 PCT Filed Sep. 19, 1997 PCT Pub. No. WO98/12242 PCT Pub. Date Mar. 20, 1998Biodegradable polyesters based on A) 95-99.99 mol % of at least one polyester A containing as monomeric building blocks of an acid component comprising a11) 20-95 mol % of at least one aliphatic or cycloaliphatic dicarboxylic acid or its ester-forming derivative and a12) 5-80 mol % of at least one aromatic dicarboxylic acid or its ester-forming derivative and at least one dihydroxy compound or at least one amino alcohol or their mixtures, and B) 0.01-5 mol % of a mixture comprising mono-, bi-, tri-, tetra- and higher-nuclear isocyanurates or corresponding compounds containing two, three or four functional groups capable of reacting with the end groups of polyester A, or mixtures of the isocyanurates and the corresponding compounds, as well as molding compositions comprising said polyesters, their manufacture and their use in the manufacture of moldings, filsm, fibers and coatings.

The invention discloses a weather-resistant and high thermal conductive coating, a radiating solar rear panel and an efficient solar cell panel. The weather-resistant and high thermal conductive coating consists of 10 to 50 parts of weather-resistant resin, 5 to 30 parts of curing agent, 0.1 to 5 parts of organic filler, 30 to 80 parts of inorganic filler, and 30 to 100 parts of solvent. The radiating solar rear panel comprises a base layer, and the weather-resistant and high thermal conductive coating is arranged on at least one surface of the base layer or arranged between the base layers. The efficient solar cell panel comprises a solar front panel and the radiating solar rear panel, a solar cell circuit is arranged between the solar front panel and the radiating solar rear panel, and an encapsulation material is arranged on one side or two sides of the solar cell circuit. The weather-resistant and high thermal conductive coating can be directly coated on a base material and has high binding power and an excellent thermal conductive effect, and the weather resistance of the coating meets the requirement of a solar module for the service life of over 25 years.

Sulfonated aliphatic-aromatic copolyesters and articles made therefrom, and processes for producing the sulfonated aliphatic-aromatic copolyesters and articles are provided. Articles that can be made from the sulfonated aliphatic-aromatic copolyesters include films, coatings and laminates. Some of the compositions and articles are biocompostable. The films can further be used to form shaped articles such as sheets, food packaging such as sandwich wraps, thermoformed containers, and coatings for, for example, films and other substrates. The sulfonated aliphatic-aromatic copolyesters are derived from copolyesters produced from aliphatic-aromatic copolyesters formed from an aromatic dicarboxylic acid component, an aliphatic dicarboxylic acid component, a first glycol component consisting of 1,4-butanediol, a second glycol component, and optionally, a polyfunctional branching agent.

The present invention relates to a compound represented by Formula (1) and a polymer obtained using the compound:

wherein R¹ is phenyl which may have substituents, Q¹ is hydrogen, halogen, alkyl having 1 to 10 carbon atoms, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cyclohexenyl or phenyl in which optional hydrogen may be replaced by halogen or alkyl having 1 to 5 carbon atoms,

and Q² is a group represented by Formula (2) wherein the code < represents a bonding point with silicon, l, m, n and p are independently 0, 1, 2 or 3, A¹ to A⁴ are independently a single bond, 1,4-cyclohexylene, 1,4-cyclohexenylene, a condensed ring group having 6 to 10 carbon atoms which is a divalent group, or 1,4-phenylene, Z⁰ to Z³ are independently a single bond, —CH═CR—, —C≡C—, —COO—, —OCO—, or alkylene having 1 to 20 carbon atoms, and Z⁴ is a single bond, —CH═CH—, —C≡C—, —COO—, —OCO—, or alkylene having 1 to 20 carbon atoms. And Y¹ in Formula (1) is the group defined in Claim 1.

The invention discloses an environmental-protection anti-corrosive heat-dissipation powder paint, and a preparation method and application thereof. The environmental-protection anti-corrosive heat-dissipation powder paint comprises the following raw materials in parts by weight: 40-90 parts of matrix resin, 2-40 parts of curing agent, 0.5-10 parts of carbon nanotube, 0.5-2 parts of additive, 0-4.5 parts of hexagonal boron nitride, 0-15 parts of aluminum nitride, 0-10 parts of magnesium nitride, 0-10 parts of silicon carbide and 5-30 parts of pigment and filler. The composition and proportioning of the raw materials of the powder paint disclosed by the invention are scientific and reasonable. The experimental result indicates that the powder paint has the advantages of favorable heat-dissipation effect, high efficacy enhancement rate (higher than 60%) and favorable cooling effect (more than 20 DEG C), and can effectively solve the problem of poor heat-dissipation effect in the high-power electronic product, thereby prolonging the service life of the electronic product. The powder paint disclosed by the invention is free of organic solvent, and is environment-friendly and safe; the powder paint disclosed by the invention also has favorable comprehensive properties, such as flexibility, hardness, adhesive force and the like, and stable chemical properties; and the coating formed by the powder paint has the advantages of high corrosion resistance and shock resistance, favorable insulation property and wide application range.

Coatings for an implantable medical device and a method of fabricating thereof are disclosed, the coatings including block-polymers comprising at least one poly(hydroxyacid) or poly(hydroxy-alkanoate) block, at least one block of a biologically compatible polymer and at least one type of linking moiety.

Crosslinkable compositions are provided that readily crosslink in situ to provide biocompatible, nonimmunogenic crosslinked materials that may be used as adhesive compositions. The compositions comprise collagen and a plurality of crosslinkable components having reactive functional groups thereon, with the functional groups selected so as to enable inter-reaction between the components, i.e., crosslinking. Methods for preparing and using the compositions are also provided. Exemplary uses include tissue augmentation, biologically active agent delivery, bioadhesion, prevention of adhesions following surgery or injury, and coating of surgically acceptable patches and solid implants, the latter including sutures.

The invention relates to adhesive for collecting formaldehyde and paint for collecting the formaldehyde, both of which use formaldehyde collecting agent as a composition of active components. The adhesive is used for adhesion of the outmost layer in a man-made board or adhesion and edge sealing at a kerf of the man-made board, can effectively absorb formaldehyde released by the man-made board, does not cause influence on the adhesive strength of the board, and is comparatively cheap. The paint is used for painting indoor walls, absorbs the formaldehyde in the indoor air, can also be used for painting the surface of the man-made board, seals and absorbs formaldehyde gas, and reduces the release amount of the formaldehyde. Compared with the prior art, the adhesive and the paint for collecting the formaldehyde have the advantages that the adhesive and the paint are cheap, can efficiently adsorb the formaldehyde and generate stable compounds, and do not re-decompose and release the formaldehyde, so the adhesive and the paint cannot generate other secondary pollutants.

A biocompatible plasticizer useful for forming a coating composition with a biocompatible polymer is provided. The coating composition may also include a biobeneficial polymer and/or a bioactive agent. The coating composition can form a coating on an implantable device. The implantable device can be used to treat or prevent a disorder such as atherosclerosis, thrombosis, restenosis, hemorrhage, vascular dissection or perforation, vascular aneurysm, vulnerable plaque, chronic total occlusion, claudication, anastomotic proliferation for vein and artificial grafts, bile duct obstruction, ureter obstruction, tumor obstruction, or combinations thereof.

The invention relates to a wear-resisting super-hydrophobic coating composition as well as a preparation method and application thereof. The composition is prepared from a nano-material dispersion solution and a binding material dispersion solution. The nano-material dispersion solution is prepared by mixing a nanoparticle material, a hydrophobic silane coupling agent and a volatile solvent, wherein nanoparticles form a rough structure with a micro-nano dual scale through a mutual effect of the nanoparticles and the structure is dispersed in the solution of the hydrophobic silane coupling agent; the hydrophobic silane coupling agent has one or more groups and covalent bond connection is formed by the hydrophobic silane coupling agent and the micro-nano dual rough structure; meanwhile, thewear-resisting super-hydrophobic coating composition at least contains one hydrophobic group. A super-hydrophobic coating layer formed by the super-hydrophobic coating composition keeps a long-term effective super-hydrophobic property; the coating composition adopts a binding material so that the binding force between a super-hydrophobic structure and a matrix is enhanced and the protection effectof the coating layer is enhanced; a processing technology of the super-hydrophobic coating layer is simple and convenient and large-area construction is facilitated.

The invention relates to an ultraviolet light curing anti fogging coating composite with fine anti fogging effect and a preparing method thereof. The ultraviolet light curing coating composite comprises hydrophilic activated oligomer, hydrophobic light curing resin, hydrophilic polymeric monomers, hydrophobic activated diluent, photoinitiator and additive. The method comprises the following steps: accurately weighting and placing the hydrophilic activated oligomer and the hydrophobic light curing resin into a container, adding the hydrophilic polymeric monomers, the activated diluent and the additive in turn to mix for 10min, and then adding the photoinitiator, mixing for 5min to obtain the composite in the invention which is preserved in dark place. The ultraviolet light curing anti fogging coating composite provided by the invention can be coated on thermal sensitivity plastic base material such as PC, PMMA, PET and the like; the coating after the ultraviolet light curing has fine hydrophily and physical performance. The invention has fine anti fogging and fog inhibiting effect, and the coating has good adhesive force and water resistance which can ensure the durability of the anti fogging performance.

Various embodiments of the present invention generally relate to a polymer blend composition used for coating a medical device that exhibits improved thermal stability. The invention also encompasses implantable medical devices coated the aforementioned coating.

The present invention relates to coating compositions, particularly water-based coating compositions, which incorporate nanotechnology. More specifically, the water-based coating compositions may include: a binder; a plurality of hydrophobic silica particles; and a solvent. The coating compositions may be applied to a variety of different surfaces, such as, for example, metals, plastics and signs, among others to impart resistance to corrosion and/or deterioration over time, as well as good adhesion thereto.

The present invention relates to a radiation-curable solvent-free coating composition for optical fiber having a radiation-curable urethane (meth)acrylate oligomer comprising an alkyd backbone,a reactive diluent, and a photoinitiator, and optionally an additive.

The invention discloses a specific nanometer paint of energy-saving environment-protective typed aluminium alloy section bar (door and window), which comprises the following parts: 90-100% filming agent, 0.1-10% hardener, 0.5-8% levelling agent, 0.5-10% nanometer material, 20-50% fill and 10% hollow microball, wherein the filming agent is one or more of epoxy resin, polyester resin, acrylic acid resin, amino resin, phenol resin or alkide resin; the hardener is one or more of dicyandiamide, imidazole, dihydrazide, polybasic carboxylic acid, beta-hydroxyalkyl amide or triglycidol isocyanuric ester hardener; the levelling agent is one or more of polyacrylic resin, siliceous acryl resin, polyvinyl butyral, benzoin, hydrocastor oil, cellulose acetate butyrate or epoxy soy oil; the nanometer material is nanometer zinc oxide; the hollow micro-ball is hollow ceramic microball.

Aliphatic-aromatic polyetherester compositions, articles made from the aliphatic-aromatic polyetherester compositions, and processes for producing the aliphatic-aromatic polyetherester compositions and articles are provided. Articles that can be made from the aliphatic-aromatic polyetherester compositions include films, coatings and laminates. Some of the compositions and articles are biocompostable. The films can further be used to form shaped articles such as sheets, food packaging such as sandwich wraps, thermoformed containers, and coatings for, for example, films and other substrates. The aliphatic-aromatic polyetheresters are based on copolyesters produced from a mixture of aromatic dicarboxylic acids, aliphatic dicarboxylic acids, poly(alkyene ether) glycols, and glycols.

The invention provides a transparent thermal insulation anti-ultraviolet coating and a preparation method thereof, belongs to the technical field chemical industry, materials and environmental protection and relates to the transparent thermal insulation anti-ultraviolet coating which can reduce the transmission of solar energy and ultraviolet and the preparation method thereof. The coating comprises nano-slurry with the thermal insulation anti-ultraviolet function and a film-forming substance, and is combined with the synergistic effects of a wetting dispersant and a hyper-dispersant for preparing the nano-slurry with high solid content and stable dispersion. The preparation process of the coating is simple and can greatly improve the solid content of the coating, ensure the optical effect of a paint film after coating, simultaneously organically combined powder with different functions and obtain the thermal insulation anti-ultraviolet functional coating with satisfactory effects. The coating has the characteristics of low transmission of ultraviolet and near infrared light of solar rays, high transmission of visible light and the like, and can be coated on glass, polycarbonate or organic glass and other transparent materials, and achieve the purposes of energy conservation and protection.

The present invention provides a process for producing a polyester from a polyester composition comprising at least about 1 wt. % wollastonite, based on the total weight of the polyester composition, wherein the wollastonite is added at a temperature of about 240° C. or less. The present invention further provides a process for producing a polyester from a polyester composition comprising at least about 1 wt. % wollastonite, based on the total weight of the polyester composition, and about 0.01 wt. % other filler, based on total weight of the polyester composition, wherein the wollastonite is added at a temperature of about 240° C. or less. The invention is further directed to polyester products produced by said process and the shaped articles formed therefrom.

The present invention relates to a transparent wear-resistant super-hydrophobic coating material, a preparation method and a coating process thereof. The transparent wear-resistant super-hydrophobic coating material comprises a nanometer material dispersion liquid and an adhesion material dispersion liquid. According to the present invention, during the preparation, a nanometer material and a volatile solvent are mixed and dispersed to prepare the nanometer material dispersion liquid, and the adhesion material and the good solvent thereof are mixed and dispersed to prepare the adhesion material dispersion liquid; during the coating, the substrate surface is cleaned, the adhesion material dispersion liquid is coated to form the adhesion layer, the nanometer material dispersion liquid is coated after drying, the partial nanometer material is embedded into the adhesion layer through heating, pressurization and other ways, and finally the unstably-binding nanoparticles are removed by using scraping or adhesive tape adhesion to obtain the super-hydrophobic coating, wherein the coating has characteristics of good transparency, strong binding force, and wear resistance; and the super-hydrophobic coating material of the present invention can be used for the surfaces of a variety of materials such as metals, plastics, glass, cement boards and the like so as to achieve functions of water resistance, stain resistance, corrosion resistance, self-cleaning, dew resistance, icing resistance, and the like.

A silicon steel water-soluble environment-friendly super thick insulating coating and a preparation method thereof. The insulating coating comprises the following components, by weight percentage: 10-60% of organic resin containing film-forming resin and crosslinking curing resin; 0.1-5% of inorganic pigment; 28-60% of filler; additives including 0.1-4% of wetting agent, 0.1-4% of dispersing agent, 0.1-1% of defoaming agent in and 0.1-1% of pH regulator; 1-15% of organic solvent; and the balance of pure water. The present invention provides a chrome-free C6 water-soluble environment-friendly coating with low VOC emission. The coating has high solid content and inorganic filler content (solid no less than 60%, inorganic filler content no less than 40%, GB / T 1725-2007), excellent surface insulation performance no less than1500 ohm.cm<2> / tablet (ASTM A717), good attachment (grade class A, phi 10mm rod, GB / T 2522-2007), low lamination heat compression rate, and good corrosion resistance, and is suitable for silicon steel processed with clipping and stamping by large and medium-sized motors.

The present invention discloses a white composition for ultraviolet solidification. The composition comprises the components of the weight percentages: (1) 10 percent to 40 percent of epoxy acrylate containing carboxyl; (2) 5 percent to 20 percent of polyurethane acrylic ester containing carboxyl; (3) 10 percent to 30 percent of super branching polyester acrylate; (4) 15 percent to 40 percent of acrylic monomer of single- or multi-functional degree; (5) 8 percent to 20 percent of titanium dioxide; (6) 1 percent to 8 percent of light initiator; (7) 0.5 percent to 3 percent of auxiliary aid; and (8) 0.5 percent to 10 percent of adhesive assistant agent. The construction process of the coating of the present invention is simple; the coating can be widely used (not limited) for various density boards, and solid plate materials. After the coating is solidified by ultraviolet irradiation, the coating film has good adhesive capability, high hardness, good covering capability and leveling performances.

The invention belongs to the technical field of new chemical materials and relates to a photocatalytic type self-repairing super-hydrophobic coating and a preparation method thereof. The coating comprises the following materials: 10-50 percent of thermoplastic film-forming resin, 5-20 percent of low-surface energy material, 1-10 percent of photocatalytic active nano particles, 5-40 percent of hydrophobicity nano particles and 20-60 percent of organic solvent. The preparation method comprises the following steps: firstly, allowing nano particles to be subjected to fluorosilane modification to obtain the hydrophobicity nano particles; then, weighing all components of the coating for mixing, and performing high-speed shearing dispersing to obtain the coating provided by the invention. The coating can be applied to the surfaces of base materials such as steel material, aluminium alloy, plastic and composite in the way of brushing, spraying and the like, and a lotus leaf type super-hydrophobic coating can be obtained through drying. The coating can realize super-hydrophobic self-repairing through UV irradiation after being polluted by organic pollutant or subjected to mechanical wear by external forces, so that the coating has extremely good super-hydrophobic performance and perdurability, and the long-term using performance under the outdoor environments is also ensured.

The invention discloses a biodegradable linear random copolyester, its preparation method and uses, wherein the copolyester has a structural unit of (1), wherein m is an integer of 2-10, n is an integer of 0-8, p is an integer of 2-10, m, n, p are identical or different, x is an integer of 1-10, y is an integer of 1-10, the average molecular weight Mw of the copolyester is 100,000-600,000g/mol, its molecular weight distribution is 1.2-3, which is measured through GPC method. The copolyester can be widely applied into section bar, film, fabric and coating.

The invention relates to a general water-based quick-drying anti-rust paint and a preparation method thereof. The general water-based quick-drying anti-rust paint comprises the following components in percentage by weight: 18%-55% of film-forming substance, 6%-22% of anti-rust agent and the balance of water. The preparation method comprises the following steps of: firstly pre-dispersing the components except the anti-rust agent according to the formula ratio; then adding the anti-rust agent according to the formula ratio; and re-dispersing to obtain the general water-based quick-drying anti-rust paint. The general water-based quick-drying anti-rust paint disclosed by the invention is safe and nontoxic, contains no lead, chromium or other hazard pigments and derivatives, can not burn or explode, is suitable for safe production, has the advantages of plump paint film, excellent decoration and protection, excellent adhesive force and adjustable glossiness, and is simpler in production process compared with an oil paint.

The invention discloses a micro-crack self-repairing microcapsule, which comprises a capsule core and a capsule wall, wherein the capsule core comprises the following ingredients in part by weight: 10 to 60 parts of isocyanate derivative, 0.1 to 10 parts of capsule core diluent and 2 to 40 parts of cosolvent; and the capsule wall comprises ingredients with the following mol ratio: urea: formaldehyde solution, prepolymer=1: (1.0-4.0): (2.0-6.0), wherein the prepolymer is formed from the ingredients with the mol ratio: isocyanate derivative: cyclohexanone: chain extender=1: (2.0-5.0): (0.3-3.0). The invention also discloses a micro-crack self-repairing anti-corrosion coating utilizing the capsule. The micro-crack self-repairing microcapsule is free from additionally adding a repairing catalyst or an initiator, can realize completely automatic repairing function, can be widely applied to the protection field of a metal surface coating in a wet environment, and solves the problems that the contact probability between functional filling material flowing into cracks in the intelligent anticorrosion coating and the catalyst or the initiator is small.

A powder coating composition comprising at least about 0.1% by weight of a reaction product of an aminoplast and a compound having one carbamate group has improved smoothness.

The present invention relates to one kind of ultraviolet cured paint for plastics and its production process. The paint includes matrix resin, active diluent, light initiator and solvent and features its antiwear hardness additive accounting for 0.1-8.0 wt% of the paint. The paint has high hardness, high antiwear performance, forms smooth paint coating through spraying, high toughness, high adhesion and high chemical corrosion resistance.

The invention provides a novel epoxy coating and a preparation method thereof. The coating not only has excellent corrosion resistance, but also has excellent compatibility with a base material or a lower coating film, particularly an epoxy coating, a polyurethane coating, a fluorocarbon coating or an alkyd resin coating. The epoxy coating comprises a main paint and a curing agent, wherein the main paint contains bisphenol A epoxy resin and modifying resin for modifying the bisphenol A epoxy resin; and the curing agent contains polyamino amide and cardanol modified phenolic amine.