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| Number | Title | Issue Date |
| 8022148 | Polypropylene resin composition and film made thereof A polypropylene resin composition that has a melt flow rate of 1.5 (g/10 minutes) or more and is obtainable by melt-kneading 94 to 98 parts by weight of (A) a propylene copolymer that comprises a polymer portion being obtainable by polymerizing monomers containing p... | 09/20/2011 |
| 7893167 | Sealing film for solar cell and solar cell using the sealing film The object of the present invention is to provide a sealing film having excellent productivity, and improved light resistance and heat resistance, and a solar cell provided with the sealing film. A sealing film for a solar cell comprising ethylene-vinyl aceta... | 02/22/2011 |
| 7652105 | Method for producing hydroxyl-modified ethylene-α-olefin copolymer A hydroxyl-modified ethylene-α-olefin copolymer with excellent coating properties and adhesion properties are produced by heating a mixture containing 100 parts by weight of an ethylene-α-olefin copolymer and 0.1 to 20 parts by weight of a peroxide having a hydrop... | 01/26/2010 |
| 7482408 | Elastomeric blends based on carbon black Elastomeric blends are described, comprising an elastomeric composition and carbon black, the above elastomeric composition consisting of: (i) one or more elastomers (A) selected from ethylene-propylene (EPM) copolymers and ethylen... | 01/27/2009 |
| 7442746 | Epoxidation of unsaturated cationically stabilized polymer latex The present invention is directed to a process for synthesizing an epoxidized polymer that includes the steps of: (1) preparing a cationically stabilized polymer latex containing at least one conjugated diolefin monomer in a first ... | 10/28/2008 |
| 7417093 | Functionalization of olefin/diene copolymers In a process for functionalizing an α-olefin/diene copolymer, a copolymer comprising units derived from at least one α-olefin and units derived from at least one diene, which copolymer contains at least one double bond, is contacted in a reaction medium with an al... | 08/26/2008 |
| 7408007 | Maleated high acid number high molecular weight polypropylene of low color A process for the manufacture of maleated polypropylenes having an acid number greater than 4.5, a yellowness index color of no greater than 76, and a number average molecular weight of at least 20,000. The process for making the maleated polypropylenes includes for... | 08/05/2008 |
| 7399809 | Modifying polyethylene made by Ziegler or single-site catalyst with free radical initiator A method of modifying a polyethylene is disclosed. In the method ethylene or a mixture of ethylene and a C3-C10 α-olefin is polymerized in an organic solvent with a Ziegler or single-site catalyst to form an initial polyethylene solution. The initial polyethylene s... | 07/15/2008 |
| 7396884 | Hydrogenated nitrile butadiene rubber The present invention relates to a composition containing a hydrogenated nitrile-butadiene rubber (HNBR), a peroxide crosslinking system and a resorcinol-formaldehyde resin, to a process for the preparation of the composition, to the use of the composition as an adh... | 07/08/2008 |
| 7381776 | Crosslinked rubber moldings for golf balls and method of manufacture The invention provides crosslinked rubber moldings for golf balls obtained by spherically molding and crosslinking a rubber composition containing a base rubber, a co-crosslinking agent and a crosslinking agent, then impregnating the crosslinked rubber molding with ... | 06/03/2008 |
| 7381774 | Perfluoroelastomer compositions for low temperature applications Perfluoroelastomers that contain high levels (i.e. about 40 mole percent or more) of perfluoro(alkyl vinyl ether) copolymerized units can form stable blends with higher levels of perfluoropolyethers than can perfluoroelastomers that contain lower levels of perfluoro... | 06/03/2008 |
| 7342084 | Peroxidically crosslinked hydrogenated vinylpolybutadienes and their use for production of technical rubber products with good recovery performance over a wide temperature range The present invention provides peroxidically crosslinked hydrogenated vinylpolybutadienes which serve for production of technical rubber products and which have very good recovery performance over a wide temperature range. ... | 03/11/2008 |
| 7309742 | Impact copolymer with optimized melt flow, stiffness, and low-temperature impact resistance An impact copolymer having a flexural modulus (ASTM D-790) of at least about 1,100 MPa; a melt flow rate (ASTM D-1238) of at least about 15 g/10 min; and a maximum load under Dynatup Impact test (ASTM D-3763) of equal to or greater than about 1,700 N at a temperatur... | 12/18/2007 |
| 7291369 | Multi-layer articles including a fluoroelastomer layer and a barrier layer and method of making the same A multi-layer article includes a first polymer layer bonded to a barrier layer, which is bonded to a second polymer layer. The first polymer layer can include a fluoroelastomer. The second polymer layer can be a non-fluorinated polymer layer. The barrier layer can i... | 11/06/2007 |
| 7255134 | Carbon black-containing crosslinked polyethylene pipe having resistance to chlorine and hypochlorous acid Pipe or tubing of crosslinked polyethylene (“PEX”) containing less than 2% by wt. carbon black provides improved resistance to oxidizing agents such as chlorine and hypochlorous acid in water. The pipe may be further protected with a thin tubular core (inner lay... | 08/14/2007 |
| 7252784 | Cyclic ketone peroxide formulations The present invention relates to a cyclic ketone peroxide formulation comprising one or more crystallizing cyclic ketone peroxides, one or more co-crystallizing compounds which solidify in said cyclic ketone peroxide formulation at a temperature above the crystalliz... | 08/07/2007 |
| 7247385 | Melt phase hydrosilylation of polypropylene Branched copolymers of polypropylene (PP) and polysilanes are prepared by procedures involving melt phase hydrosilylation. Such branched copolymers may be formed in situ during the melt phase hydrosilylation or may be prepared by subsequent processing. The branched ... | 07/24/2007 |
| 7241840 | Process for crosslinking thermoplastic polymers with silanes employing peroxide blends and the resulting crosslinked thermoplastic polymers A composition comprising at least one silane possessing an unsaturated organic function; at least two free radical initiators, and a process for producing silane-crosslinked thermoplastic polymers comprising providing a cross-linkable compound; at least one thermopl... | 07/10/2007 |
| 7238405 | Insulating material containing cycloolefin polymer An insulating material comprising a cycloolefin polymer, specifically, an interlayer insulating material for a high-density assembly board having interlayer-connecting via holes at most 200 μm in diameter, comprising a cycloolefin polymer containing at least 50 mol... | 07/03/2007 |
| 7238754 | Solid state process to modify the melt characteristics of polyethylene resins and products A process for improving the melt characteristics of polyethylene resins is provided. The process involves contacting a polyethylene resin powder with a low level of free radical initiator at a temperature below the melting point of the resin. ... | 07/03/2007 |
| 7214741 | Peroxide curable butyl formulations The present invention relates to a peroxide curable rubber compound containing at least one elastomeric polymer comprising repeating units derived from at least one C4 to C7 isomonoolefin monomer, at least one C4 to C14 mu... | 05/08/2007 |
| 7202309 | Process for crosslinking thermoplastic polymers with silanes employing peroxide blends and the resulting crosslinked thermoplastic polymers A composition comprising at least one silane possessing an unsaturated organic function; at least two free radical initiators, and a process for producing silane-crosslinked thermoplastic polymers comprising providing a cross-linkable compound; at least one thermopl... | 04/10/2007 |
| 7199198 | Fluororubber base sealant composition and fluororubber base sealant A fluororubber sealant composition includes 100 parts by weight of a fluororubber, which is a copolymer having a cross-linking site derived from a bromine-containing and/or iodine-containing compound, capable of crosslinking with peroxide and having a component unit... | 04/03/2007 |
| 7186787 | Linear perfluoropolyethers having an improved thermooxidative stability Linear perfluoropolyethers of formula: T-O(CF2O)n(CF2CF2O)m(CF2CF2CF2O)r(CF2CF2CF2CF2O)s-T1... | 03/06/2007 |
| 7173096 | Crosslinked polycyclooctene Chemically crosslinked polycyclooctene having excellent shape recovery properties and a method for its synthesis via ring-opening methathesis polymerization of cyclooctene using the dihydroimidazolylidene-modified Grubbs catalyst are disclosed. The polycyclooctene p... | 02/06/2007 |
| 7166666 | Curing composition comprising a polymer having two or more thiol groups per molecule, a compound having two or more isocyanate groups per molecule, carbon black and silicic acid or silicate filler, and/or a pulverized coal filler A curing composition contains a polymer having two or more thiol groups per molecule, a compound having two or more isocyanate groups per molecule, and carbon black, and further contains a filler of which main ingredient is silicic acid or a silicate, or contains an... | 01/23/2007 |
| 7160960 | Pressure sensitive adhesive composition and sheet, and adhered article An acryl-based solvent-type pressure sensitive adhesive composition comprising a base component containing a solvent soluble acryl-based polymer, a cross-linking agent, and acetyl acetone, is disclosed. ... | 01/09/2007 |
| 7153918 | Random ethylene/alkyl acrylate copolymers, compounds and elastomeric compositions thereof with improved low temperature properties Disclosed are random copolymers derived from ethylene and at least two different alkyl acrylate comonomers, with or without an acid cure site-containing comonomer. In particular, disclosed are copolymers derived from copolymerization of (a) from 10 to 50 weight % of... | 12/26/2006 |
| 7105600 | Polymer composition A polymer composition obtainable by subjecting a particular crosslinkable polymer composition to dynamic crosslinking. The crosslinkable polymer composition contains. (a) a block copolymer comprising two or more polymer blocks of a vinyl aromatic compound and one or... | 09/12/2006 |
| 7086421 | Crosslinked polyethylene pipe having a high density polyethylene liner A multilayer PEX pipe having improved resistance to oxidizing agents in water. The pipe has a thin tubular core (inner layer) of high density polyethylene and an outer layer of crosslinked polyethylene. The pipe may optionally have an oxygen barrier layer, such as p... | 08/08/2006 |
| 7087673 | Fluororubber compositions and articles thereof A crosslinkable fluororubber composition comprising (A) a polymer of the formula: Z-(Rf-Q)n—Rf-Z wherein n is an integer of at least 1, Rf is a divalent perfluoroalkylene or perfluorooxyalkylene radical, Q is a divalent organic radical, and Z is a monov... | 08/08/2006 |
| 7081502 | Peroxide curable compounds based on butyl-like polymer without conjugated aliphatic dienes in its composition The present invention relates to a shaped article containing at least one peroxide curable compound containing a butyl-like polymer(s) without any conjugated aliphatic diene in its composition, said polymer containing less than 15 wt. % of solid matter insoluble in ... | 07/25/2006 |
| 7074356 | Use of pre-sorted plastic material wastes and process for producing a granular material as a filter for the purification of sewage A granular material for use as a filter in the purification of sewage. The granular material is comprised of pre-sorted and cleaned plastic material wastes. A process for producing the same is provided. ... | 07/11/2006 |
| 7064162 | Moisture curable acrylic sealants Improved sealant compositions and processes for producing sealant are described. The processes include contacting in a reactor under reaction conditions a polymer containing at least one vinyl, acrylate, or methacrylate monomer and at least one silane comonomer, at ... | 06/20/2006 |
| 7056987 | Process for preparing cross-linked polyolefins The present invention refers to a process for preparing cross-linked polyolefins, comprising the steps of adding a diazido compound of the formula (I) N═N═N—X—R—X—N═N=N wherein R represents an aryl, alkyl or aralkyl group having 3 to 20 carbon atoms an... | 06/06/2006 |
| 7030195 | Process for the preparation of polybutadiene with a low branching degree Process for the preparation of polybutadiene with a low branching degree which comprises: (a) a first polymerization step of butadiene in the presence of organic solvents and in the presence of a catalytic system comprising (a1) a derivative of neodymiu... | 04/18/2006 |
| 7019087 | Method for production of a mouldable mass and use thereof for production of low-emission floor coverings A method for the production of moldable masses is provided. The method includes compounding a polyolefin having a density of less than about 0.918 g/cm3 serial cross-linking agents. The moldable masses can be used the production of low-emission floor cove... | 03/28/2006 |
| 6998436 | Ink for ink jet printing and method of using the ink An ink for ink jet printing systems, preferably for continuous jet systems, contains as primary components coloring agents, organic solvents, conductivity mediators, and at least two binding agents, wherein the first binding agent is a bonding agent, and the second ... | 02/14/2006 |
| 6992146 | Very low melt viscosity resin A process is provided for the production of a very low melt viscosity (high melt flow index) polymer resin, suitable for use in spunbond or meltblown processing. According to the process of the current invention, a high melt viscosity (low melt flow index) resin is ... | 01/31/2006 |
| 6989424 | Curing agent component for an at least two-component mortar composition, method of preparing it and its use A curing agent component is described for an at least two-component mortar composition for the chemical fastening technique, containing at least one free radical-forming agent as curing agent for an organic resin component, water and at least one water-soluble, ethy... | 01/24/2006 |
