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| Number | Title | Issue Date |
| 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 crystallinity in the range 5-45%; B) 0.1-50% by ... | 10/21/2008 |
| 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 of matter having a vitrification temperature (Tv-comp) which includes... | 05/06/2008 |
| 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 applications are disclosed. Further described is use of the foams and structures... | 04/22/2008 |
| 7361401 | Surface coverings containing fused recycled material and processes of making the same A backing or an intermediate layer for a surface covering is described which comprises a fused recycled material, wherein the material comprises a thermoplastic material, for instance, a vinyl material from a vinyl backed carpet or vinyl backed carpet manufacturing ... | 04/22/2008 |
| 7358282 | Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam A soft, flexible, low-density, open-cell, thermoplastic, absorbent foam formed from a foam polymer formula including a balanced amount of a plasticizing agent and a surfactant in combination with a base resin. Thermoplastic elastomers can be added to the foam polyme... | 04/15/2008 |
| 7358281 | Hollow polymer particles, aqueous dispersion thereof and production process thereof Disclosed are hollow polymer particles composed of a crosslinked polymer having a comparatively small particle diameter and a narrow particle diameter distribution, an aqueous dispersion of the particles, and an ink having good flying property. The hollow pol... | 04/15/2008 |
| 7291382 | Low density flexible resilient absorbent open-cell thermoplastic foam A low density, flexible, resilient, absorbent open-cell thermoplastic foam includes a combination of thermoplastic elastomer, ethylene ionomer, stiff polymer, and surfactant selected to provide various advantageous properties. The foam is useful in personal care abs... | 11/06/2007 |
| 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 one second polymer, which are selected on the basis of physical prope... | 09/25/2007 |
| 7244787 | Elastic blends of semicrystalline propylene polymers and high glass transition temperature materials Compositions are provided having from 70 wt % to 95 wt % of a polymer selected from homopolymers and random copolymers of propylene and from 5 wt % to 30 wt % of a miscible hydrocarbon resin with a glass transition temperature greater than 20° C. The polymer has a ... | 07/17/2007 |
| 7244380 | Process for producing polystyrene resin foam by extrusion A process for an extruded resin foam, comprising extruding a foamable composition comprising a melted polystyrene resin and a physical blowing agent through a die to obtain a polystyrene resin foam having a thickness of at least 10 mm and a transverse cross-sectiona... | 07/17/2007 |
| 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 polyethylene. The polymeric resins may be prime virgin resin, offgrade virgin r... | 06/05/2007 |
| 7222380 | Tear resistant gels, composites, and cushion articles SEEPS gel and gel foam molded shape articles for use in medical and sport health care, such use include therapeutic hand exercising grips, dental floss, crutch cushions, cervical pillows, bed wedge pillows, leg rest, cushions, mattress, bed pads, elbow padding, derm... | 05/29/2007 |
| 7217763 | Acrylonitrile-butadiene-styrene copolymer transparent resin having superior chemical resistance and transparency and preparation thereof The present invention relates to acrylonitrile-butadiene-styrene copolymer transparent resin having superior chemical resistance and transparency and preparation thereof, and particularly to acrylonitrile-butadiene-styrene copolymer transparent resin having superior... | 05/15/2007 |
| 7195815 | Process for producing foamed body of thermoplastic resin, mold for forming same and foamed body of thermoplastic resin The invention provides a foamed body of thermoplastic resin having a high expansion ratio, desired shape and cells of desired diameter, especially fine cells. The foamed body of thermoplastic resin is produced by filling the thermoplastic resin containing a foaming ... | 03/27/2007 |
| 7179845 | Elastomeric latex foams The invention relates generally to a stable flexible latex foam. The latex foam will contain at least one polymer having a plurality of hard domains and a plurality of soft domains, a micelle forming agent, a hydrocarbon propellant substantially free of dimethyl eth... | 02/20/2007 |
| 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; (b) a blowing agent; (c) a polymeric adhesion modifier; (d) a decompo... | 02/06/2007 |
| 7166248 | Reduced VOC emission alkenyl aromatic polymer foams and processes A method for producing an alkenyl aromatic polymer foam structure that comprises melting at least one alkenyl aromatic polymer resin. An effective amount of blowing agent mixture is dissolved in the at least one alkenyl aromatic polymer. The blowing agent mixture co... | 01/23/2007 |
| 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 flame retardant adjuvant. The inventors found that the amount of fire ... | 12/05/2006 |
| 7124910 | Leak-resistant polymeric foam containers A leak-resistant hinged polymeric foam container comprises a base and a lid. The base comprises a bottom wall and a sidewall that encompasses and extends generally upwardly from the bottom wall. The sidewall comprises a first sealing area and a first generally upwar... | 10/24/2006 |
| 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. The porous resin is obtained by removing the solve... | 10/03/2006 |
| 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 Tg of greater than 300° C. The porous matrix material has a lower dielectric constant than the corresponding non-porous matrix material,... | 09/19/2006 |
| 7083849 | Breathable polymer foams A continuous method for making porous foam and the foam articles are described. The method allows for tailoring the porosity of the foam by controlling process variables including draw rate and blowing agent concentration. A method for co-extruding the foams with ot... | 08/01/2006 |
| 7045556 | Polyolefin foams made with isopentane-based blowing agents A blowing agent blend for making polyolefin foams comprising isopentane and at least one co-blowing agent. The co-blowing agent is either a physical co-blowing agent having a boiling point less than 28° C., or a chemical co-blowing agent, or combinations thereof. T... | 05/16/2006 |
| 7026365 | Polymer nanocomposite foams Nano-sized particles such as nano-clays can be mixed with polymers through either melt compounding or in-situ polymerization. By modifying the particle surface with various surfactants and controlling processing conditions, we are able to achieve either intercalated... | 04/11/2006 |
| RE38993 | Process for producing alkenyl aromatic foams using a combination of atmospheric and organic gases and foams produced thereby There is disclosed a process for producing alkenyl aromatic foams utilizing a combination of atmospheric and organic gases as blowing agent, preferably using greater than 30% by weight of atmospheric gas, and preferably also using a predetermined about of a masterba... | 02/28/2006 |
| 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 activating crosslinkable groups on synthetic polymer molecules, where t... | 01/31/2006 |
| 6978804 | Systems and methods for pipeline rehabilitation The present disclosure is directed to methods and systems for pipeline rehabilitation. The methods and systems disclosed herein permit the rehabilitation of long lengths of previously installed pipe and minimize the need for creating multiple access points to the pi... | 12/27/2005 |
| 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 of a polymer alloy and a supercritical fluid, especially carbon dioxi... | 10/18/2005 |
| 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. The conventional linear polypropylene is in an amount of from about 1... | 09/20/2005 |
| 6936201 | Surface coverings containing fused recycled material and processes of making the same A backing or an intermediate layer for a surface covering is described which comprises a fused recycled material, wherein the material comprises a thermoplastic material, for instance, a vinyl material from a vinyl backed carpet or vinyl backed carpet manufacturing ... | 08/30/2005 |
| 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 poly(styrene-butyl acrylate) and forming an interpenetrating network of polyolef... | 06/21/2005 |
| 6903143 | Process for producing thermo-expansive microcapsules A process for producing thermo-expansive microcapsules wherein a polymerizing mixture containing ethylenic unsaturated monomer and a blowing agent is suspend-polymerized to microencapsulate the blowing agent with the resultant polymer. The above-mentioned suspension... | 06/07/2005 |
| 6890703 | 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 activating crosslinkable groups on synthetic polymer molecules, where t... | 05/10/2005 |
| 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 effective as a filler in a foamed composition obtained from the foamabl... | 05/10/2005 |
| 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 Tg of greater than 300° C. The porous matrix material has a lower dielectric constant than the corresponding non-porous matrix material,... | 05/03/2005 |
| 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 recovery and flexibility, a foam having a highly closed cell, an uni... | 01/11/2005 |
| 6812264 | Foamable polyester resin composition A foamable polyester resin composition comprising (A) 100 parts by weight of a polyester resin, (B) from 0.5 to 30 parts by weight of a (meth)acrylic ester polymer or a polymer mixture obtained by polymerizing from 0 to 50 parts by weight of a monomer mixture (b) in... | 11/02/2004 |
| 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 thermoplastic polymer has a higher percent crystallinity that the second thermo... | 09/14/2004 |
| 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 invention have blowing agent stabilizer predominantly located proxim... | 09/07/2004 |
| 6784216 | ABS foam and method of making same The present invention is an ABS foam composition. The composition is comprised of ABS, a foam modifier, and a blowing agent. The composition may be formed into a variety of shapes and products using many different processing techniques, e.g., extrusion and molding. | 08/31/2004 |
