13068results about How to "High gloss" patented technology

Flexible and / or drawable substrates having coatings comprising a dispersion of resin coated nanoparticles are disclosed, as are laminated articles comprising such flexible and / or drawable substrates.

The invention is directed to a two-pack solvent-based ambient curable coating composition comprising a binder of a hydroxyl and crosslinking components. The hydroxyl component includes a linear or branched cycloaliphatic moiety-containing reactive oligomer or blend of oligomers with a weight average molecular weight not exceeding 3,000, a polydispersity not exceeding about 1.7 with at least 2 hydroxyl groups, at least 1, on average, being a primary hydroxyl group. The reactive oligomer is formed by the reaction of an oligomeric acid with monofunctional epoxy. The crosslinking component includes one or more of an oligomeric crosslinker containing at least 2 isocyanate groups. The coating composition of the invention is particularly suited in automotive refinish coatings.

A floor cleaner is provided for cleaning a floor, where the floor cleaner has a front and a rear and includes: a sweeper for sweeping the floor; a scrubber, connected to the sweeper and located in the rear of the sweeper, for wetting and cleaning the floor; and a burnisher, connected to the scrubber and located in the rear of the scrubber, for burnishing the floor.

A method to produce a pale and / or plain coloured wear resistant surface layer by using a dry powder layer comprising a mix of refined fibres binder, pigment and wear resistant particles.

The invention belongs to the field of polymer composite materials, and discloses a thermoplastic composite material, and a preparation method and an application thereof. The composite material is composed of the components of, by weight: 1-99 parts of a prepreg and 1-99 parts of a thermoplastic composition or thermoplastic resin. The preparation method comprises the steps that: the 1-99 parts of thermoplastic composition or thermoplastic resin is added into a feeding hopper of an injection molding machine, and is mixed with the 1-99 parts of prepreg already in an injection mold; and injection molding is carried out. The invention also discloses an application of the thermoplastic composite material in car bumpers, car door inner panels, car bumper beams, cars toe-boards, car hood, car rear lift door, building templates, biogas digesters, train sidings, train wall panels, or train roof panels. The composite material provided by the invention has the advantages of smooth outer surface, high gloss, good appearance, excellent mechanical performance, high strength, and good impact resistance.

The invention relates to a double-component polyurethane coating and a preparation method thereof. The coating comprises a component A and a component B, wherein the component A comprises hydroxyl-containing acrylic resin, fluorocarbon resin, polyester resin, non-nanoscale titanium white, nanometer titanium dioxide, nanometer silicon dioxide and various auxiliary agents; and the component B comprises polyisocyanate curing agent, solvent and moisture scavenger. The component A and the component B are mixed at the weight ratio of 4:1-5:1 to obtain the polyurethane coating. The coating has excellent wear resistance, scratch resistance and weather proofness, has favorable decoration, and is suitable for coating the surfaces of rapid trains, automobiles and the like which have higher requirements on decoration and physiochemical performance.

Multi-ply thermally printable constructs include a thermal print medium sandwiched between two opaque substrates that are temporarily bonded together to prevent information that is thermally printed through one of the substrates from being viewed until the substrates are separated. The thermal print medium, opaque substrates, and the means for bonding the substrates can take various forms for achieving particular objectives.

A stable, aqueous dispersion, which includes:silicon dioxide mixed-oxide particles dispersed in at least one water-soluble cationic polymer having a mass average molar mass of less than 100,000 g / mol, said mixed-oxide including aluminum oxide or titanium dioxide,wherein said particles are produced by flame hydrolysis,wherein said particles have a BET specific surface area of 5 to 600 m2 / g and a negative zeta potential,and wherein the dispersion has a positive zeta potential.

The polymer of the present invention is derived from cyclic ether monomers, dioxane, dioxalane or trioxane and contains both pendant Rf fluoro groups as well as polar groups. These polymers have good wetting, or flow, or leveling properties. They can be reacted with other monomers, such as in the preparation of polyesters, and can be used in waxes, polishes and coatings.

A polymeric dispersant of the structure:wherein R1 is selected from the group consisting of H, CH3, and a combination thereof, and n is an integer from 4 to 200, for use in printing inks.

Flexible and / or drawable substrates having coatings comprising a dispersion of resin coated nanoparticles are disclosed, as are laminated articles comprising such flexible and / or drawable substrates.

The invention discloses environmentally-friendly acrylic ester coating printing adhesive emulsion and a preparation method. An emulsion polymerization process is adopted. The emulsion comprises the following raw materials in part by weight: 50 to 90 parts of soft monomer, 10 to 20 parts of hard monomer, 2 to 10 parts of functional monomer, 2 to 5 parts of emulsifying agent, 0.2 to 0.5 part of initiator, 0.2 to 0.5 part of pH buffer, 80 to 120 parts of deionized water and a proper amount of pH adjustor, wherein the total amount of the soft monomer, the hard monomer and the functional monomer is 100 parts by weight. The three monomers are cooperatively used as functional monomers for generating carboxyl crosslinking, hydroxy crosslinking, epoxy crosslinking and the like so that the obtained printing adhesive emulsion has excellent water tolerance and mechanical property. The crosslinking monomers and the emulsifying agent do not contain the components such as N-methylol acrylamide, APEO and the like, so the emulsion does not release formaldehyde during baking and using and is suitable for high-grade environmentally-friendly printing adhesive.

A fluorine containing polymer which acts as a wetting, flow or leveling agent, and has at least one polar group. The polymer has at least one pendant or ether side chain containing from about 1 to about 20 carbon atoms with at least 25% of the hydrogen atoms being replaced by fluorine atoms. The fluorinated polymers unexpectedly impart wetting, flow or leveling properties to a variety of coatings while producing little foam.

The invention relates to coating material compositions for, for example, metallic, mineral substrates or for substrates of wood, paper and plastics, which comprise yellowing-resistant, low-viscosity, unsaturated, amorphous polyesters which are very largely free of benzene and formaldehyde, as a result of which the adhesion of these coating material compositions is improved even under critical ambient conditions, and to a preparation process and use of said compositions. More specifically, the invention relates to coating material compositions, substantially including 1, yellowing-resistant, low-viscosity, unsaturated, amorphous polyesters which are very largely free of benzene and formaldehyde; 2, at least one other adhesive; 3, at least one accessory ingredient and / or additive; 4, at least one colorant and / or stuffing. The yellowing-resistant, low-viscosity, unsaturated, amorphous polyesters are composed by the following components: I. acid components, made up of A) at least one alpha, beta-unsaturated dicarboxilic acid, and B) at least one linear and / or branch fatty group and / or alicyclic and / or aromatic bifunctional and / or polyfunctional carboxyl acid, which is not provided with alpha, beta-unsaturated part; II. alcohol components, made up of C) bis(hydroxymethyl)tricyclo compounds and D) at least one bifunctional and / or polyfunctional alcohol, wherein, based on the polyesters, the content of benzene is lower than 10mg / kg and the content of formaldehyde is lower than 10mg / kg, the molecular weight distribution polydispersity of the polyesters is 1.3-4.5, the content of tricyclodecane(mono- / di-)aldehyde in the bis(hydroxymethyl)tricyclo compound C) is lower than 2 weight percent; mono(hydroxymethyl)tricyclo [5.2.1.0<2,6>] decane in the compound C) is lower than 10 weight percent, and the content of chromium, nickel, copper, cadmium and plumbum in the compound C) is lower than 2mg / kg.

Disclosed is a biaxially stretched multilayer polypropylene film wherein a front layer and back layer composed of a propylene polymer (a1) are respectively arranged on both sides of a biaxially stretched polypropylene film base layer (B) which is composed of a propylene polymer composition (A) obtained by adding an inorganic compound powder (a2) to the propylene polymer (a1). This biaxially stretched multilayer polypropylene film is characterized in that the front and back layers have a surface roughness (three-dimensional center plane average roughness SRa) of less than 0.08 [mu]m and a glossiness (incident angle: 60 degrees) of not less than 114%, and the multilayer polypropylene film has a total light transmittance of not more than 20% and a density of 0.40-0.65 g / cm<3>.

The present invention provides curing agent compositions comprising the reaction product of alkylated polyalkyleneamine compounds and polyalkylene polyether polyol modified polyepoxide resins. Amine-epoxy compositions and articles produced from these amine-epoxy compositions are also disclosed.