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7520559 |
Foams for vehicular energy absorbance
The invention is an energy absorbing member comprising, an amorphous thermoplastic cellular polymer in contact with a structural element, wherein at least about 50% of the cells of the amorphous...
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7511082 |
Polyurethane foam and method of manufacturing the same
The invention provides a polyurethane foam manufactured from a polyisocyanate and a polycarbonate polyol. Moreover, the invention provides a method of manufacturing the polyurethane foam...
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7482389 |
Nanoporous media with lamellar structures
A nanoporous material exhibiting a lamellar structure is disclosed. The material comprises three or more substantially parallel sheets of an organosilicate material, separated by highly porous...
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7439297 |
Foamable fluoropolymers compositions without using foaming agents
A composition comprising:
A) 50-99.9% by weight of at least a copolymer (1) of ethylene (E) with chlorotrifluoroethylene (CTFE) wherein CTFE is comprised between 53 and 70% by moles, having a...
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7439276 |
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...
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7388036 |
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...
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7368483 |
Porous composition of matter, and method of making same
A low-k organic dielectric material having stable nano-sized porous is provided as well as a method of fabricating the same. The porous low-k organic dielectric material is made from a composition...
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7361694 |
Durable foam of olefin polymers, methods of making foam and articles prepared from same
Olefin polymer-based, durable, open-cell foam compositions, structures and articles derived from same; methods for preparation of such foams; and use of the dry durable foams in various...
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7326738 |
Composition and process for forming a flexible polyurethane foam sealing device
The subject invention provides a composition and a process for forming a flexible polyurethane foam sealing device having improved compression set properties at increased temperatures. The sealing...
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7300960 |
Expandable polypropylene resin particle and molded object obtained therefrom by in-mold molding
A specific relationship must be met in case of:
(a) a structural unit derived from propylene is present in 100 to 85 mole %, and a structural unit derived from ethylene and/or alpha-olefin...
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7273894 |
Compositions for the preparation of void-containing articles
Disclosed are novel compositions for the preparation of void-containing articles comprising a polymer matrix and a voiding agent The voiding agent comprises at least one first polymer and at least...
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7271202 |
Reactive hot melt adhesive
The invention is a reactive hot melt composition which has excellent adhesion and curing properties, and can be formulated into free-flowing pellets or beads, by using an ethylene-acrylic acid...
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7262226 |
CTFE-based thermoprocessable compositions
A thermoprocessable polymeric composition formed by ethylene/chlorotrifluoroethylene copolymers containing from 0.5 to 20% by moles of ethylene, optionally in combination with the...
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7259189 |
Expanded polypropylene resin beads and process for the production thereof
A process for the production of expanded beads, including kneading a base resin containing a polypropylene resin and having a tensile modulus of at least 1,200 MPa together with a mixture of a...
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7226956 |
Low density polymeric foam using a three-polymer blend
A polymeric composition to be used in producing low density foam in which the polymeric composition comprises high density polyethylene, alkenyl aromatic polymer and a linear low density...
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7199165 |
Expandable material
An expandable material and articles incorporating the same are disclosed. The material includes a polymeric admixture; a blowing agent; a curing agent; a tackifier; and optionally, a filler or fiber.
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7189764 |
Elastomer composition for cross-linked olefin elastomer foam
A crosslinked olefin elastomer foam has a specific gravity of 0.05 to 0.2, an expansion ratio of 8 to 15, a compression set of 30 to 60% and a tear strength of 1.5 to 2.5 kg/cm. The crosslinked...
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7189763 |
Crosslinked olefin elastomer foam
A crosslinked olefin elastomer foam has a specific gravity of 0.05 to 0.2, an expansion ratio of 8 to 15, a compression set of 30 to 60% and a tear strength of 1.5 to 2.5 kg/cm. The crosslinked...
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7173070 |
Foam cushion and method of making and using the same
The present invention provides a foam cushion, a method of making the foam cushion, and a method of using the foam cushion. The foam cushion is formed from: (a) at least one of rubber and a resin;...
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7173069 |
Polyolefin foams and methods of making the same
A non-crosslinked polyolefin foam comprises a plastics component and a blowing agent. The plastics component comprises a first constituent and a second constituent. The first constituent is a...
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7144925 |
Fire resistance acoustic foam
A macrocellular foam is described having improved cell size and Fire-test-response Characteristics, among other features, which is obtained by selecting a particle size less than 1 micron for the...
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7115673 |
Photosensitive resin composition, porous resin, circuit board, and wireless suspension board
The present photosensitive resin composition 2 comprises a polyamic acid resin 4 , a photosensitive agent, a dispersible compound 3 dispersible in the polyamic acid resin 4 , and a solvent....
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7112417 |
Foam composite for the repair or regeneration of tissue
The present patent describes a biocompatible composite made of a first fibrous layer attached to a three-dimensional inter-connected open cell porous foams that have a gradient in composition...
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7109249 |
Composition containing a cross-linkable matrix precursor and a poragen, and porous matrix prepared therefrom
A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a T g of greater than 300° C. The porous matrix material has a lower dielectric...
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7030167 |
Nanoporous structures produced from self-assembling molecules
Methods for producing nanoporous structures are provided. In the subject methods, two or more, e.g., first and second, different types of self-assembling molecules are combined with each other...
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7005458 |
Static dissipative polyurethane foams
A static dissipative flexible polyurethane foam is formed under free rise expansion conditions from a polyether graft polyol and an isocyanate, wherein one or more anti-static additives are...
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6992115 |
Preparation of crosslinked particles from polymers having activatible crosslinking groups
Crosslinked particles are provided that are useful in the manufacture of dielectric materials for use in electronic devices such as integrated circuits. The crosslinked particles are prepared by...
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6956068 |
Microcellular foam dielectric for use in transmission lines
The present invention is directed to a novel foamed polymer material for use as a dielectric in electric transmission lines. The foam dielectric of the present invention is obtained from extrusion...
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6946495 |
Foamable composition using recycled or offgrade polypropylene
A polymeric composition to be used in producing foam in which the polymeric composition comprises conventional linear polypropylene, high melt strength polypropylene and a rheology modifier resin....
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6930133 |
Low density polymer beads
Low density polymeric beads made by polymerizing monomeric building blocks into large crosslinked polymer molecules in porous, spherical bead form by droplet or suspension polymerization in the...
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6930132 |
Use of a polypropylene based composition for expanded beads
Use of a polypropylene based composition (C) comprising (a) from 5 to 95% by weight of a random copolymer of propylene (A) containing from 0.5 to 12 mole % of at least one comonomer chosen from...
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6908949 |
Foamable interpolymer resin particles containing limonene as a blowing aid
Interpolymer resin particles comprised of 20% to 80% by weight polyolefin, e.g. polyethylene and 80% to 20% by weight of an in situ polymerized vinyl aromatic resin, e.g. polystyrene or...
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6908668 |
Foamed polyolefin resin sheet
An object of the present invention is to provide a foamed polyolefin resin sheet which exhibits a high adhesive strength when laminated with a layer formed of a saponified ethylene-vinyl ester...
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6890965 |
Foamed composites and methods for making same
Foamable compositions are provided including a polymeric component, an encapsulated foaming component in an amount effective in foaming the foamable composition and a wood component in an amount...
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6887912 |
Compatible linear and branched ethylenic polymers and foams therefrom
An expanded cellular ethylenic polymer product is provided from an irradiated, noncross-linked linear ethylenic polymer. Linear ethylenic polymers can be irradiated at ambient conditions sufficient...
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6887910 |
Composition containing a cross-linkable matrix precursor and a poragen, and a porous matrix prepared therefrom
A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a T g of greater than 300° C. The porous matrix material has a lower dielectric...
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6878754 |
Heat-induced gelling foaming composition and foam obtained
Heat-induced gelling foaming composition comprising an aqueous phase, said aqueous phase comprising a polymer comprising water-soluble units and units having in water a lower critical solution...
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6869980 |
Polymer blend membranes for use in fuel cells
The present invention relates to novel polymer blend membranes comprising a functional polymer based on sulfonated aryl polymers, a reinforcing polymer based on aminated or nitrated polyether...
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6855740 |
Foamed molded bodies made from silicon and use of said produced products
Molded foam bodies made of silicone can be produced in large series by means of known injection molding machines for liquid silicone by virtue of the fact that mixtures of ammonium carbonate,...
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6852763 |
Polyurethane foam compound for ink holder, ink holder, and method for ensuring close contact for ink holder
A polyurethane foam compound for an ink holder, characterized in that it comprises a polyol and an isocyanate as main components, and also a crosslinking agent; an ink holder, characterized in that...
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6846225 |
Selective chemical-mechanical polishing properties of a cross-linked polymer and specific applications therefor
The present invention is directed, in general, to a method of polishing a surface on substrates, such as semiconductor wafers and, more specifically, to a polishing pad suitable for this purpose....
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6841583 |
Composition and uses thereof
A composition that has an ethylene/α-olefin copolymer (A), a blowing agent (B), and optionally, an organic peroxide and a crosslinking assistant. The ethylene/α-olefin copolymer (A) has an...
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6841582 |
Thermoplastic elastomer composition, foam made from the same, and process for producing foam
The present invention relates to a thermoplastic elastomer composition having a three-dimensional network structure which is not formed by a chemical crosslinking and having an excellent elasticity...
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6812262 |
Silane-crosslinking expandable polyolefin resin composition and crosslinked foam
A silane-crosslinking expandable polyolefin resin composition that is flowable before foaming and composition, does not cause degassing even when foaming is carried out immediately after heat...
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6809125 |
Foam comprising polyolefin blend and method for producing same
A foam and method for making such foam includes a blend of a low density polyethylene and a higher density ethylene polymer. The ethylene polymer has a density ranging from greater than 0.94 to...
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6806348 |
Process for removing and regenerating a double metal cyanide (DMC) catalyst from a polymer polyol
A method of removing and reclaiming a double metal cyanide (DMC) catalyst from a polyol is disclosed. A polymeric acid that is soluble in the polyol is introduced into the polyol during or after...
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6800668 |
Syntactic deformable foam compositions and methods for making
The invention relates to methods for preparing a syntactic foam composition suitable for use as a carrier for chemicals or other compounds, including pharmaceuticals. The invention further relates...
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6797737 |
Crosslinked foam of ethylene vinyl acetate copolymer and acid copolymer
This invention relates to crosslinked polymer foam compositions of an ethylene vinyl acetate copolymer, an acid copolymer or ionomer, and a crosslinking agent. Such compositions exhibit enhanced...
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6790870 |
Methods of making foamed materials of blended thermoplastic polymers using carbon dioxide
A method of producing a foamed material comprises contacting a mixture comprising a first thermoplastic polymer and a second thermoplastic polymer with a blowing agent, wherein the first...
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6787580 |
Water-free preparation process for multimodal thermoplastic polymer foam and foam therefrom
Prepare a multimodal thermoplastic polymer foam having a distribution of large and small cells in a substantial absence of water by using a blowing agent stabilizer. Multimodal foams of the present...
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