Synthetic resins or natural rubbers -- part of the class 520 series inventions 09/06

20060211779 - Separation of contaminants from polyester materials: The present invention is generally directed to a process for separating and recovering post-consumer polyester from various contaminant materials. The invention can be utilized to separate post-consumer polyester from various contaminants including glass, dirt, paper, metal, glue, dye, and the like. The disclosed process includes several stages including a preparation...

20060211780 - Method and apparatus for the continuous manufacture of expandable plastic granulate: Expandable plastic granulate can be manufactured continuously with a plastic melt being impregnated using a fluid expanding agent and the impregnated melt being granulated. The plant which includes at least one pressure producing feed apparatus for the melt, a metering apparatus for the expanding agent, contacting and homogenising apparatus for...

20060211781 - Froth and durable foam of dispersed olefin polymers, methods of making foam and articles prepared from same: Aqueous-based, dispersed olefin polymers, froths, durable, open-cell foam compositions, structures and articles derived from same; methods for preparation of such froths and foams; and use of the dry durable foams in various applications are disclosed. Further described is use of the foams and structures and articles made of same in...

20060211782 - Reduced-voc and non-voc blowing agents for making expanded and extruded thermoplastic foams: A blowing agent blend for making thermoplastic polymer foams includes methyl formate. The blowing agent blend can further comprise at least one co-blowing agent. The co-blowing agent is either a physical co-blowing agent (e.g. an inorganic agent, a hydrocarbon, a halogenated hydrocarbon, a hydrocarbon with polar, functional group(s), water or...

20060211783 - Blowing catalyst compositions containing hydroxyl and surface active groups for the production of polyurethane foams: b

20060211784 - Polyurethane foam with improved properties and stuffed structure comprised of said foam: The invention relates to a polyurethane foam comprising, for 100 parts by weight of a polyol, between 15 and 30 parts by weight of graphite, between 4 and 10 parts by weight of hollow charges of a glass material, and between 50 and 70 parts by weight of isocyanate....

20060205829 - Polymer electrolyte membranes crosslinked by nitrile trimerization: P

20060205828 - Recovery of fluorinated surfactants from a basic anion exchange resin having quaternary ammonium groups: The invention provides a method for recovery of an anionic fluorinated surfactant from a basic anion exchange resin having quaternary ammonium groups, the method comprising eluting the anion exchange resin with a composition comprising an ammonium salt and a water miscible organic solvent. The method according to the invention may...

20060205830 - Filter materials for adsorbing hydrocarbons: A porous filter medium forms a filter or liner for extracting hydrocarbons from vapors emitted from a motorized vehicle, device or appliance fuel tank. The filter medium is a polymer network of a foam, nonwoven or collection of particles and has fine pore size and a butane working capacity (W/W...

20060205831 - Process for producing blowing agents comprised of foaming agent-containing zeolites, zeolites produced thereby and methods of foaming therewith: The present invention describes methods for preparing composition(s) for use as blowing agent(s), which methods comprise exposing zeolite(s) to foaming agent(s) so that the foaming agent is carried by the zeolite, in an amount sufficient to foam foamable material, but at least 30% by weight, based on the total weight...

20060205832 - Polymer-ionomer blends and foams thereof: A foam comprising a foamed polymer-ionomer blend comprising: (a) at least one thermoplastic polymer selected from the group consisting of polyethylene and copolymers thereof, polypropylene and copolymers thereof, polybutene-1, poly(4-methylpentene-1), polystyrene and copolymers thereof, and (b) an ionomer resin comprising at least one direct or graft terpolymer prepared from: (1)...

20060205833 - Soft foams made from interpolymers of ethylene/alpha-olefins: Foamable compositions and soft foams comprise at least an ethylene/α-olefin interpolymer. The soft foam has a density from about 10 to 150 kg/m3. The foamable compositions further comprise a blowing agent. The ethylene/α-olefin interpolymers are a multi-block copolymer comprising at least one soft block and at least one hard block....

20060205834 - Flexible polyurethane foam, process for its production, and seat for automobile employing it: A novel flexible polyurethane foam having good vibration characteristics and being excellent in occupant posture stability, is provided. A flexible polyurethane foam obtainable by reacting a high molecular weight polyoxyalkylene polyol or a polymer-dispersed polyol containing fine polymer particles in the high molecular weight polyoxyalkylene polyol, with a polyisocyanate compound...

20060199871 - Multilayered, transparent articles and a process for their preparation: Disclosed is a process for the preparation of multilayered, shaped articles having high transparency and low haze and comprising one or more thermoplastic polymers selected from polyesters, polycarbonates, and polyarylates, and a copolyamide or a transamidized, homogeneous blend of a least two polyamides. The thermoplastic polymer components and the polyamide...

20060199873 - Expanded bead foams from propylene-diene copolymers and their use: Disclosed herein is an expanded olefin resin comprising a copolymer base resin and a blowing agent, wherein the copolymer base resin is comprised of about 90 to 99.999 weight percent of an olefin and about 0.001 to 10 weight percent of an α-ω diene, wherein the copolymer base resin has...

20060199872 - Foams made from interpolymers of ethylene/alpha-olefins: Foamable compositions and foams comprise at least an ethylene/α-olefin interpolymer. The foam has a density from greater than 150 to about 500 kg/m3. The foamable compositions further comprise a blowing agent and a crosslinking agent. The ethylene/α-olefin interpolymers are a multi-block copolymer comprising at least one soft block and at...

20060199871 - Multilayered, transparent articles and a process for their preparation: Disclosed is a process for the preparation of multilayered, shaped articles having high transparency and low haze and comprising one or more thermoplastic polymers selected from polyesters, polycarbonates, and polyarylates, and a copolyamide or a transamidized, homogeneous blend of a least two polyamides. The thermoplastic polymer components and the polyamide...

20060199873 - Expanded bead foams from propylene-diene copolymers and their use: Disclosed herein is an expanded olefin resin comprising a copolymer base resin and a blowing agent, wherein the copolymer base resin is comprised of about 90 to 99.999 weight percent of an olefin and about 0.001 to 10 weight percent of an α-ω diene, wherein the copolymer base resin has...

20060199872 - Foams made from interpolymers of ethylene/alpha-olefins: Foamable compositions and foams comprise at least an ethylene/α-olefin interpolymer. The foam has a density from greater than 150 to about 500 kg/m3. The foamable compositions further comprise a blowing agent and a crosslinking agent. The ethylene/α-olefin interpolymers are a multi-block copolymer comprising at least one soft block and at...