Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer which may be at least one of polycarbonates, polyesters and ABS and ASA copolymers, and a resinous coating layer which contains resorcinol or alkylresorcinol isophthalate/terephthalate ester units. An intermediate layer may also be present.

Abstract: Disclosed herein are high refractive index monomers that are curable by ultraviolet light. These monomers may be a component of curable compositions useful in the preparation of optical articles. Also disclosed is a method of synthesizing the monomers.

Abstract: Holographic storage mediums, methods for producing the storage medium, methods for storing data in the holographic storage medium, and optical storage reading methods are described herein. The holographic storage medium can be formed from a composition comprising a thermally crosslinked polysiloxane binder; a photoactive material; and a photo-initiator, wherein the photoactive material has a concentration that remains about the same before and after a thermal cure process to form the thermally crosslinked polysiloxane binder.

Abstract: A radiation curable composition comprises a heterocyclic acrylate or heterocyclic methacrylate. The composition is curable to make an optical management article such as an optical management coating on a substrate. A method of making an optical management article, comprises forming a radiation curable composition comprising the heterocyclic acrylate or heterocyclic methacrylate on a substrate and curing the composition to form the optical management article.

Abstract: Predicting material color shifts due to weathering. A color formulation tool determines the concentration of colorants from a color standard. The color formulation tool obtains weathered optical parameters for the color standard from a color database and predicts the color of the color standard from the colorant concentrations and weathered optical parameters.

Abstract: A storage medium capable of being read by player, the storage medium comprising: digital content disposed along one or more tracks of the storage medium; and an authentication program disposed along the one or more tracks of the storage medium for authenticating the storage medium by determining whether the one or more vague bits exist at the one or more predetermined locations. There are also provided a method for authenticating a storage medium and a method for creating a storage medium having the one or more vague bits.

Abstract: The present invention provides compositions comprising (a) a thermally stable polymer comprising resorcinol arylate polyester chain members substantially free of anhydride linkages linking at least two mers of the polymer chain, and (b) at least one auxiliary stabilizer additive selected from the group consisting of 2,2′-(1,4-phenylene)bis(4H-3,1-benzoxazin-4-one) and 1,3-bis[(2-cyano-3,3-diphenylacryloyl)oxy]-2,2-bis[[(2-cyano-3,3-diphenylacryloyl)oxy]methyl]propane. Both multilayer and unitary articles comprising the composition are also provided.

Abstract: In one of its aspects the invention is directed to rubber modified thermoplastic resin compositions comprising a discontinuous elastomeric phase dispersed in a rigid thermoplastic phase, wherein at least a portion of the rigid thermoplastic phase is grafted to the elastomeric phase, and wherein said thermoplastic phase comprises structural units derived from at least one vinyl aromatic monomer, at least one monoethylenically unsaturated nitrile monomer and at least one (C1-C12)alkyl- or aryl-(meth)acrylate monomer.

Abstract: Block copolyestercarbonates may be prepared by first conducting a reaction between at least one of resorcinol or an alkyl- or haloresorcinol and at least one aromatic dicarboxylic acid dichloride, preferably isophthaloyl dichloride, terephthaloyl dichloride or a mixture thereof, to produce a hydroxy-terminated polyester intermediate, and then conducting a reaction of the intermediate with a carbonate precursor, preferably in the presence of a dihydroxy compound such as bisphenol A. The products have excellent physical properties, including a high degree of weatherability. They may be blended with other polymers such as polycarbonates, poly(alkylene carboxylates), polyarylates, polyetherimides, and addition polymers to improve the weatherability thereof.

Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer which may be at least one of polycarbonates, polyesters and ABS and ASA copolymers, and a resinous coating layer which contains resorcinol or alkylresorcinol isophthalate/terephthalate ester units. An intermediate layer may also be present.

Abstract: The present invention provides compositions comprising (a) a thermally stable polymer comprising resorcinol arylate polyester chain members substantially free of anhydride linkages linking at least two mers of the polymer chain, and (b) at least one auxiliary stabilizer additive selected from the group consisting of 2,2′-(1,4-phenylene)bis(4H-3,1-benzoxazin-4-one) and 1,3-bis[(2-cyano-3,3-diphenylacryloyl)oxy]-2,2-bis[[(2-cyano-3,3-diphenylacryloyl)oxy]methyl]propane. Both multilayer and unitary articles comprising the composition are also provided.

Abstract: Multilayer articles are disclosed which comprise: a substrate layer comprising at least one thermoplastic polymer, thermoset polymer, cellulosic material, glass, or metal, and at least one coating layer thereon, said coating layer comprising at least one stabilizer additive and a thermally stable polymer comprising resorcinol arylate polyester chain members substantially free of anhydride linkages linking at least two mers of the polymer chain, prepared by an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.

Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer comprising a first material selected from the group consisting of a metal, ceramic, glass, a cellulosic material, a thermoset resin, and a thermoplastic resin, and a resinous coating layer which comprises at least one auxiliary color stabilizer additive and an arylate polymer comprising ester structural units derived from a resorcinol or alkylresorcinol isophthalate-terephthalate. An intermediate layer may also be present.

Abstract: Substantially solvent-free multilayer articles characterized by excellent color retention and gloss retention, solvent resistance and recyclability comprise a substrate layer comprising a first material selected from the group consisting of a metal, ceramic, glass, a cellulosic material, a thermoset resin, and a thermoplastic resin, and a resinous coating layer which comprises resorcinol or alkylresorcinol isophthalate/terephthalate ester units. An intermediate layer may also be present.

Abstract: Predicting material color shifts due to weathering. A color formulation tool determines the concentration of colorants from a color standard. The color formulation tool obtains weathered optical parameters for the color standard from a color database and predicts the color of the color standard from the colorant concentrations and weathered optical parameters.

Abstract: Block copolyestercarbonates may be prepared by first conducting a reaction between at least one of resorcinol or an alkyl- or haloresorcinol and at least one aromatic dicarboxylic acid dichloride, preferably isophthaloyl dichloride, terephthaloyl dichloride or a mixture thereof, to produce a hydroxy-terminated polyester intermediate, and then conducting a reaction of the intermediate with a carbonate precursor, preferably in the presence of a dihydroxy compound such as bisphenol A. The products have excellent physical properties, including a high degree of weatherability. They may be blended with other polymers such as polycarbonates, poly(alkylene carboxylates), polyarylates, polyetherimides, and addition polymers to improve the weatherability thereof.

Abstract: This invention provides a method for the rapid determination of the light-induced degradation of polymeric materials and coatings. In a preferred embodiment of this method, samples are exposed to UV light and fluorescence emission spectral data are collected and fluorescence properties such as wavelength, intensity, lifetime, and polarization are monitored for changes, which in turn are an indication of the weatherability of a given sample.

Abstract: Multilayer articles are disclosed which comprise: a substrate layer comprising at least one thermoplastic polymer, thermoset polymer, cellulosic material, glass, or metal, and at least one coating layer thereon, said coating layer comprising at least one stabilizer additive and a thermally stable polymer comprising resorcinol arylate polyester chain members substantially free of anhydride linkages linking at least two mers of the polymer chain, prepared by an interfacial method comprising the steps of: (a) combining at least one resorcinol moiety and at least one catalyst in a mixture of water and at least one organic solvent substantially immiscible with water; and (b) adding to the mixture from (a) at least one dicarboxylic acid dichloride while maintaining the pH between 3 and 8.5 through the presence of an acid acceptor, wherein the total molar amount of acid chloride groups is stoichiometrically deficient relative to the total molar amount of phenolic groups.

Abstract: A method and apparatus for detecting chemiluminescence from polymer samples at various temperatures are described. The method enables rapid parallel determination of the heat-stability, light-stability, and oxidative stability of polymer samples as a function of their composition. The method is particularly useful for determining the stability of polymer compositions forming combinatorial libraries.

Abstract: In one embodiment the present invention is a polycarbonate comprising structural units derived from at least one dihydric phenol, a carbonate precursor, and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof. In another embodiment the present invention is a method for making a polycarbonate comprising structural units derived from at least one dihydric phenol and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof, which comprises the step of contacting under reactive conditions at least one dihydric phenol, a carbonate precursor, and at least one member selected from the group consisting of an oxanilide-comprising compound, an oxamate-comprising compound, and mixtures thereof. In still another embodiment the present invention is an article comprising a polycarbonate comprising oxanilide structural units.