Abstract: Disclosed is a polyamide-ionomer composition suitable for use in a backsheet in a photovoltaic module comprising a polymer component a polyamide and an anhydride ionomer comprising a copolymer of ethylene, an alpha, beta-unsaturated C3-C8 carboxylic acid and an ethylenically unsaturated dicarboxylic acid or derivative thereof selected from the group consisting of maleic acid, fumaric acid, itaconic acid, maleic anhydride, and a C1-C1 alkyl half ester of maleic acid, wherein the carboxylic acid functionalities present are at least partially neutralized to carboxylate salts of one or more alkali metal, transition metal, or alkaline earth metal cations; 0 to 20 weight % of pigment; and 0 to 40 weight % of filler; preferably wherein the combination of pigment and filler comprises 10 to 50 weight % of the composition; and 0 to 5 weight % of weatherability additives.

Abstract: Disclosed are multilayer structures comprising polyamide-ionomer compositions suitable for use in a backsheet in a photovoltaic module comprising a polymer component comprising a polyamide and an ionomer; 0 to 20 weight % of pigment; and 0 to 40 weight % of filler; preferably wherein the combination of pigment and filler comprises 8 to 50 weight % of the composition; and 0 to 5 weight % of weatherability additives.

Abstract: Disclosed is a multilayer structure useful for preparing highly abrasion-resistant protective liners, including tubular articles such as multilayer tubes or pipes.

Abstract: Disclosed is a multilayer structure useful for preparing highly abrasion-resistant protective liners, including tubular articles such as multilayer tubes or pipes.

Abstract: Disclosed is a toughened poly(hydroxyalkanoic acid) resin composition comprising poly(hydroxyalkanoic acid) and an impact modifier comprising a core/shell polymer that does not comprise a vinyl aromatic comonomer, having a refractive index not greater than 1.5; wherein the core comprises elastomer and the shell comprises non-elastomeric polymer. Also disclosed are packaging materials and packaged products comprising the composition.

Abstract: Disclosed is a method of bonding ionomer compositions to metal using partially cured epoxy primers. The method is useful for preparing highly abrasion-resistant tubular articles such as pipes comprising ionomer liner layers.

Abstract: A multi-layer sheet and a process for producing the sheet are disclosed. The sheet can comprise a first polymer layer comprising a weatherable film of polyvinyl fluoride (PVF) or polyvinylidene fluoride (PVDF) having an adhesive coating on one side; second pigmented polymer layer extruded onto the adhesive coating of the first polymer layer; and optionally a third extruded thermoformable polymer backing layer. The process can comprise combining a pigmented polymer onto the adhesive coating surface of the weatherable film of PVF or PVDF, passing the resulting structure into a nip of two rolls under pressure and subsequently an optional third thermoformable polymer backing layer is extruded or laminated onto the pigmented polymer layer.

Abstract: Disclosed is a toughened poly(hydroxyalkanoic acid) composition comprising poly(hydroxyalkanoic acid) and an impact modifier comprising an ethylene/vinyl acetate copolymer. Also disclosed are packaging materials and packaged products comprising the composition.

Abstract: Disclosed is a toughened poly(hydroxyalkanoic acid) resin composition comprising poly(hydroxyalkanoic acid) and an impact modifier comprising a core/shell polymer that does not comprise a vinyl aromatic comonomer, having a refractive index not greater than 1.5; wherein the core comprises elastomer and the shell comprises non-elastomeric polymer. Also disclosed are packaging materials and packaged products comprising the composition.

Abstract: A multi-layer sheet and a process for producing the sheet are disclosed. The sheet can comprise a first polymer layer comprising a weatherable film of polyvinyl fluoride (PVF) or polyvinylidene fluoride (PVDF) having an adhesive coating on one side; second pigmented polymer layer extruded onto the adhesive coating of the first polymer layer; and optionally a third extruded thermoformable polymer backing layer. The process can comprise combining a pigmented polymer onto the adhesive coating surface of the weatherable film of PVF or PVDF, passing the resulting structure into a nip of two rolls under pressure and subsequently an optional third thermoformable polymer backing layer is extruded or laminated onto the pigmented polymer layer.

Abstract: Polyolefins, preferably polyethylene, having a density of about 0.86 to about 0.93 g/mL, and having methyl branches and at least branches of two other different lengths of six carbon atoms or less, form heat seals at exceptionally low temperatures, thereby allowing good seals to be formed rapidly. This is advantageous when heat sealing these polyolefins, for example in the form of single or multilayer films.

Abstract: Polyolefins, preferably polyethylene, having a density of about 0.86 to about 0.93 g/mL, and having methyl branches and at least branches of two other different lengths of six carbon atoms or less, form heat seals at exceptionally low temperatures, thereby allowing good seals to be formed rapidly. This is advantageous when heat sealing these polyolefins, for example in the form of single or multilayer films.

Abstract: The present invention relates to a release coating composition that may be applied to a film that may then be used as a substrate useful for applications requiring release for a broad range of temperatures and high humidity conditions, which temperatures may range from about 20° C. to about 210° C. These applications include release substrate used in the manufacture of calendared cured sheet rubber and molding paste composites, such as sheet molding compound (SMC), thick molding compound (TMC), bulk molding compound (BMC) and fiberglass composites. The release coating composition comprises a solution of a hydroxypropyl methylcellulose having hydroxypropyl molar substitution of from 0 to about 0.82. In a preferred form, particulate solids are present in the composition.

Abstract: Polyolefins, preferably polyethylene, having a density of about 0.86 to about 0.93 g/mL, and having methyl branches and at least branches of two other different lengths of six carbon atoms or less, form heat seals at exceptionally low temperatures, thereby allowing good seals to be formed rapidly. This is advantageous when heat sealing these polyolefins, for example in the form of single or multilayer films.

Abstract: Polyolefins, preferably polyethylene, having a density of about 0.86 to about 0.93 g/mL, and having methyl branches and at least branches of two other different lengths of six carbon atoms or less, form heat seals at exceptionally low temperatures, thereby allowing good seals to be formed rapidly. This is advantageous when heat sealing these polyolefins, for example in the form of single or multilayer films.

Abstract: Polyolefins, preferably polyethylene, having a density of about 0.86 to about 0.93 g/mL, and having methyl branches and at least branches of two other different lengths of six carbon atoms or less, form heat seals at exceptionally low temperatures, thereby allowing good seals to be formed rapidly. This is advantageous when heat sealing these polyolefins, for example in the form of single or multilayer films.

Abstract: This invention relates to a non-flavor scalping, extrusion coating resin comprising poly(1,3-propanediol terephthalate) homopolymer or copolymer of 1,3-propanediol, terephthalic acid and isophthalic acid, as well as a nucleation promoter. The invention also comprises a non-flavor scalping extrusion coated package, e.g., a carton or can.

Abstract: The present invention relates to a release coating composition that may be applied to a film that may then be used as a substrate useful for applications requiring release for a broad range of temperatures and high humidity conditions, which temperatures may range from about 20° C. to about 210° C. These applications include release substrate used in the manufacture of calendared cured sheet rubber and molding paste composites, such as sheet molding compound (SMC), thick molding compound (TMC), bulk molding compound (BMC) and fiberglass composites. The release coating composition comprises a solution of a hydroxypropyl methylcellulose having hydroxypropyl molar substitution of from 0 to about 0.82. In a preferred form, particulate solids are present in the composition.