Abstract: The thermosetting, non-polymeric coating composition includes at least one monomeric material having a plurality of carbamate and/or urea groups, at least one crosslinker reactive with the at least one monomeric material, and a sag control agent that is a crystalline reaction product of an amine and an isocyanate.

Abstract: The invention relates to dispersing resins for solids which are obtainable through the partial or complete reaction of the hydroxyl groups of carbonyl-hydrogenated ketone-aldehyde resins with one or more oxiranes and, if desired, subsequent complete or partial esterification with organic and/or inorganic acids.

Abstract: It is to provide a silsesquioxane having ?,?-diol group, and to provide an organic-inorganic hybrid resin composition comprising silsesquioxane and hydroxyalkyl cellulose. A composition comprising a cage-type structure of silsesquioxane represented by general formula (A), and a partially cleaved cage-type structure of silsesquioxane represented by general formula (B); (RSiO3/2)l??(A) (RSiO3/2)m(RSiO2H)n??(B) [wherein in formulae (A) and (B), l and m represent an integer of 4 or more, n represents an integer of 1 or more, and n/(l+m) is 0.03 to 0.2; each R may be the same or different, and represents an alkoxy group with 1 to 10 carbons, etc.; wherein at least one R in one molecule is a group having ?,?-diol group, and when the number of groups having ?,?-diol is 2 or more, they may be the same or different].

Abstract: The invention relates to a polyacrylate which as a result of a polymerization process has a broad, bimodal molecular weight distribution. These acrylate pressure-sensitive adhesives are preferably processed from the melt. The low molecular weight fraction lowers the flow viscosity, while the high molecular weight fraction results in the achievement of a high shear strength, following appropriate crosslinking, for the acrylate pressure-sensitive adhesive.

Abstract: An optical element includes a first lens; a cover; and a cured matrix polymer sandwiched between the first lens and the cover; the matrix polymer, prior to curing, having a monomer mixture dispersed therein; the matrix polymer being selected from the group consisting of polyester, polystyrene, polyacrylate, thiol-cured epoxy polymer, thiol-cured isocyanate polymer, and mixtures thereof; and the monomer mixture comprising a thiol monomer and at least one second monomer selected from the group consisting of ene monomer and yne monomer.

Abstract: Compositions comprising a matrix polymer and a mixture of monomers are used for making polymer mixtures containing the matrix polymer and a second polymer formed from the monomer mixture. Preferably, the matrix polymer comprises a polyester, polystyrene, polyacrylate, thiol-cured epoxy polymer, thiol-cured isocyanate polymer, or mixtures thereof. Preferably, the monomer mixture comprises a thiol monomer and at least one second monomer selected from the group consisting of ene monomer and yne monomer. The compositions may be used to fabricate optical elements such as lenses.

Abstract: An article, specifically an inkjet printhead, having electrical leads in an aqueous environment in which the leads are encapsulated in a thoroughly cured mixture of 88 parts bis-phenol A epoxy oligomer, 11 parts epoxy novolac oligomer, and 1 part triarylsulfonium hexafluoroantimonate salts. No special atmosphere is required during manufacture and the uncured mixture has a long pot life. The cured mixture has excellent resistance to an aqueous environment.

Abstract: An ultraviolet light absorbing material that resists blooming and migration is made up of a carboxyl functional polymer and an amide functional ultraviolet light absorbing compound, wherein the carboxyl functional polymer and the amide functional ultraviolet light absorbing compound are hydrogen bonded to one another. Polymeric films that contain a polyolefin and the ultraviolet light absorbing material are useful as the top layer in multilayer constructions such as retroreflective sheetings and conformable marking sheets.

Abstract: The present invention provides:(1) a one-packed epoxy resin composition comprising(A) an epoxy resin having two or more epoxy groups in its molecule and a number average molecular weight of 250 to 4,500,(B) a ketimine compound,(C) a dehydrating agent, and(D) at least one modified epoxy resin (d-1) selected among urethane-modified epoxy resins, amine-modified epoxy resins and dimer-modified epoxy resins and/or a resin (d-2) which has a softening point of 60.degree. C. or above and is at least one member selected among xylene resins, ketone resins, coumarone resins and petroleum resins;(2) a one-packed anticorrosive paint composition comprising the above one-packed epoxy resin composition and (E) a zinc dust in such an amount as to be present in a proportion of 20 to 95 wt.

Abstract: A fire-retardant compound including bromine indicated by general formula (1), wherein the end group X and Y are comprised by A or B shown in formula (2), and the said fire-retardant compound is a mixture of the composition including 15 to 30% of X=Y=A, the composition including 40 to 60% of X=A and Y=B and the composition including 20 to 35% of X=Y=B, and degree of polymerization n is indicated by an integral number from 0 to 30, and a flame-retarded thermoplastic resin including said fire-retardant compound.

Abstract: The present invention relates to radiation-curable coating compositions comprising(A) from 20 to 50% by weight of at least one prepolymer containing at least two ethylenically unsaturated double bonds,(B) from 20 to 60% by weight of at least one cationically curing epoxy resin,(C) from 10 to 30% by weight of at least one ketonic and/or ketone-formaldehyde resin,(D) from 5 to 40% by weight of at least one reactive diluent, and(E) from 5 to 10% by weight of a mixture of at least one cationic polymerization initiator and at least one free-radical polymerization initiator,the sum of the proportions by weight of components A to E being in each case 100% by weight.

Abstract: A curable resin comprising units of at least one prepolymer selected from the group consisting of a prepolymer (C) and a prepolymer (F); the prepolymer (C) having the formula (I): ##STR1## and the prepolymer (F) having the formula (III): ##STR2## The curable resin has the excellent flexibility, solvent resistance and adhesion to organic materials and the properties thereof can be controlled accordingly to desire, in addition to the excellent curability at ordinary temperature, adhesion to inorganic materials and weatherability.

Abstract: The resin composition comprises, as essential components, (A) an epoxy resin, (B) a thermoplastic resin and (C) particles of a diaminodiphenylsulfone compound whose cross linking reactivity with the epoxy resin is prevented until the resin composition is subjected to molding or curing by a resin coating which is formed (i) by forming or adhering resin particles onto the surface of the diaminodiphenylsulfone particles or (ii) by forming a resin film on the diaminodiphenylsulfone particles, the coating resin used for forming the resin coating is not compatible with components included in the resin composition at the temperature up to the curing temperature of the resin composition.

Abstract: Polyketone polymers can be stabilized and rendered more processable by the inclusion of a liquid crystalline diglycidyl compound, e.g., the diglycidyl ether of a 1,4-bis(p-hydroxybenzoyloxy) cyclohydrocarbon.

Abstract: A curable resin comprising units of at least one prepolymer selected from the group consisting of a prepolymer (C) and a prepolymer (F); the prepolymer (C) having the formula (I): ##STR1## and the prepolymer (F) having the formula (III): ##STR2## The curable resin has the excellent flexibility, solvent resistance and adhesion to organic materials and the properties thereof can be controlled accordingly to desire, in addition to the excellent curability at ordinary temperature, adhesion to inorganic materials and weatherability.

Abstract: A process for preparing particles of a high water-absorbent resin which comprises mixing a powder of a high water-absorbent resin having a water content of 10 to 60% by weight with a powder of water-soluble high molecular weight compound and drying the mixture. The obtained particles according to the present invention are suitable for use of sanitary goods, water-retaining agents or soil conditioner in the fields of agriculture and horticulture and other various uses.

Abstract: Binders for non-tacky, non-soiling, flexible coatings based on aqueous copolymer dispersions which contain zinc-amine complexes essentially consist of(A) from 99 to 90% by weight of a (meth)acrylate copolymer dispersion whose polymer has a glass transition temperature of from -40.degree. to -1.degree. C. and(B) from 1 to 10% by weight of a water-soluble zinc-amine complex salt of a polymeric carboxylic acid,the percentages by weight being based on the total amount of polymer.

Abstract: A heat stable, non-thermoset epoxy resin composition is disclosed which comprises reacting (A) a mixture containing (1) a relatively high molecular weight epoxy resin and (2) a relatively low molecular weight epoxy resin with (B) a monohydric phenol, a monocarboxylic acid or anhydride thereof or a monohydric alcohol. The composition does not exhibit an excessive viscosity increase at elevated temperatures making it particularly suitable for use in highway marking paint applications.

Abstract: This application discloses novel thermoplastic polycarbonate molding compositions which include a multiphase composite interpolymer; a copolymer of acrylonitrile, butadiene and an alkenyl aromatic compound; and an olefin-acrylate copolymer.

Abstract: A photo-curable coating composition for building materials which comprises(a) an isocyanate-modified epoxy ester obtained by the reaction of an acrylic or methacrylic ester of an epoxy compound having not less than two epoxy groups in the molecule with a polyisocyanate;(b) a photopolymerizable monomer being copolymerizable with the epoxy ester (a);(c) a ketone resin;(d) a photo-sensitizer; and(e) a sensitizing auxiliary.

Abstract: A process for producing a furan-epoxy powder-like binder comprising reaction of an epoxy diane resin (100 parts by weight) with a ketone of the furan series (40 to 500 parts by weight) and a modifying agent (60 to 500 parts by weight). As the ketone of the furan series use is made of monofurfurylideneacetone, difurfurylideneacetone, difurfurylidenecyclohexanone, a mixture of monofurfurylidenacetone with difurfurylidenacetone, 1,9-di-(.alpha.-furyl)-nonanetetraene-1,3,6,8-one-5, or 1,5-di-(.alpha.-furyl)-2,4-dimethylpentadiene-1,4-one-3. As the modifying agent use is made of a phenolformaldehyde resin or anhydrides of dibasic carboxylic acids. The reaction is carried out at a temperature within the range of from 130.degree. to 180.degree. C. in the presence, when required, of trifurylborate (10 to 30 parts by weight). The resulting product is cooled to a temperature of at most 30.degree. C. and disintegrated to a powder-like condition.