An erosion resistant article such as rotor blades for helicopters and wind turbines having the leading edge surface protected from damage from high speed impingement of rain or sand with a protective coating formed from specific polyurethane or polyurea coating having a defined set of minimum physical properties where the protective coating can be applied as a liquid coating and cured in place or as a preformed complementary shaped covering to protect the leading edge against erosion damage in service.

An erosion resistant article such as rotor blades for helicopters and wind turbines having the leading edge surface protected from damage from high speed impingement of rain or sand with a protective coating formed from specific polyurethane or polyurea coating having a defined set of minimum physical properties where the protective coating can be applied as a liquid coating and cured in place or as a preformed complementary shaped covering to protect the leading edge against erosion damage in service.

UV curable coatings containing dual phase filler-polymer compositions with high resistivity, low dielectric constant, good optical density, and controlled electrical resistivity are described, and cured coatings or films formed thereof, along with their use in black matrix, black column spacers, and other light shielding coating elements in LCD. Devices having these black matrices, black column spacers, and/or other light shielding coating elements, and methods of preparing and making these various materials and products are also described.

UV curable coatings containing dual phase filler-polymer compositions with high resistivity, low dielectric constant, good optical density, and controlled electrical resistivity are described, and cured coatings or films formed thereof, along with their use in black matrix, black column spacers, and other light shielding coating elements in LCD. Devices having these black matrices, black column spacers, and/or other light shielding coating elements, and methods of preparing and making these various materials and products are also described.

The present invention relates to a copolymer (A) having a glass transition temperature T.sub.g of at least −30° C. obtainable by copolymerization of a mixture of olefinically unsaturated monomers (a) in at least one organic solvent and in the presence of at least one initiator, where the mixture of monomers (a) to be polymerized comprises (a1) 10 to 60 mol % of at least one monomer of the formula (I) below

##STR00001## where R.sub.1=C.sub.1 to C.sub.4 alkoxy, R.sub.2=C.sub.1 to C.sub.4 alkyl, and m=0 to 2, and (a2) 40 to 90 mol % of at least one olefinically unsaturated monomer selected from the group consisting of monomers of the formulae H.sub.2C═CH.sub.2—(C═O)—O—R.sub.x, H.sub.2C═CH(CH.sub.3)—(C═O)—O—R.sub.x, and H.sub.2C═CH.sub.2—O—(C═O)—R.sub.x, where R.sub.x is an alkyl radical having 1 to 20 carbon atoms,
and where the sum total of the molar fractions of the monomers (a1) and (a2), based on the total molar amount of monomers (a) used, is at least 90 mol %, and where the copolymerization is carried out at a temperature from 60 to 200° C. and at a pressure of at least 2 bar.

The present invention relates to an intumescent coating composition comprising (a) the reaction product of a tetra-alkoxylorthosilicate or partially condensed oligomer thereof and an epoxy resin containing hydroxyl groups, wherein the alkoxy groups are independently selected from C.sub.1-C.sub.20 alkoxy groups (b) one or more spumifics, and (c) one or more metal oxides and/or hydroxides. The intumescent coating composition provides excellent fire performance and char strength. The invention also relates to substrates coated with the intumescent coating composition, and a method of protecting structures from heat/fire.

The present invention provides a method of treating a surface of a substrate, the method comprising: a) growing a microbe on the surface of the substrate to be treated to form a layer of microbial structures, wherein the microbe is selected from fungi, algae, lichens and any combination thereof; and b) coating the microbial structures to form a first coating thereon, wherein the first coating has a thickness of no more than 1 μm. The present invention also provides an article comprising a layer of microbial structures, optionally made by using the method of the present invention.

Self-healing polymers used to fabricate electrical devices or to coat electrical devices that have a metal or polymer substrate. The self-healing polymers can be made from modified polymers including polyurethanes, polyureas, polyamides and polyesters and, optionally, cross-linking agents and one or more catalysts. The self-healing polymers can be used to make cable ties, tape, conduit fittings and explosion-proof sealant materials.

Provided is an onboard control apparatus (ECU) having a thermal radiating coating film capable of efficiently radiating heat generated from an electronic component to the outside of the casing. An onboard control apparatus includes: a circuit board stored in a housing; an electronic component mounted on the circuit board; and a thermal radiating coating film which is disposed on the electronic component to radiate heat generated from the electronic components, wherein the thermal radiating coating includes a resin and thermal radiating particles which radiate heat, and the thermal radiating particles and the resin have substantially same specific gravity.

The present invention is directed towards an electrodepositable coating composition comprising a polybutylene oxide polymer, an ionic film-forming polymer having functional groups, and a curing agent that is reactive with functional groups on the film-forming polymer. Also disclosed are methods of making the electrodepositable coating composition. Also disclosed are substrates treated with the electrodepositable coating composition.