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| Number | Title | Issue Date |
| 7928166 | Polyvinyl alcohol having 1,2-glycol bond in side chain and process for preparing the same There is disclosed a polyvinyl alcohol having a 1,2-glycol bond in a side chain, and a process for preparing the polyvinyl alcolnol wherein there is no generation of dimethyl carbonate hence no need of a process of eliminating dimethyl carbonate in the recovering pr... | 04/19/2011 |
| 7683135 | Ethylene-vinyl alcohol based copolymer and method for production thereof The present invention provides an ethylene-vinyl alcohol based copolymer (EVOH) having fundamentally improved thermal stability. The EVOH is characterized in that the proportion of ethylene units (III) is from 20 to 60 mole % with respect to the total (III+IV+V) of ... | 03/23/2010 |
| 7402632 | 2-Component crosslink of end-functionalized polyacrylates Method for increasing the molecular weight of polyacrylates, in which polyacrylates, functionalized at least in part of their chain ends by functional groups X, are reacted with a compound having at least functional groups Y capable of linking reactions with functio... | 07/22/2008 |
| 7399801 | Curable composition Provided is a curable composition which can easily regulate the properties of a cured object prepared therefrom, which can prepare a cured object that does not substantially discolor or soften a finishing agent or coating material applied to the surface thereof, and... | 07/15/2008 |
| 7390843 | Antifouling coating An antifouling coating which comprises a varnish comprised of a metal-containing acrylic resin having, in a side chain thereof, at least one group represented by the following formula (1): wherein X represents a grou... | 06/24/2008 |
| 7365126 | Medical device articles formed from polymer-inorganic hybrids prepared by ester-alkoxy transesterification reaction during melt processing A shaped medical device article prepared from a polymer melt composition comprising a polymer ester, a transesterification catalyst, and a tri- or tetraalkoxy silane, by forming and solidifying said composition, and after solidification, subjecting the composition t... | 04/29/2008 |
| 7358304 | High-molecular, crosslinked polyvinyl butyrals, method for the production and use thereof The invention relates to high-molecular, crosslinked polyvinyl butyrals, obtainable by (self-) crosslinking polyvinyl butyrals that contain coacetalated, acid-functionalized aldehydes. The invention also relates to a method for producing the same and to the use ther... | 04/15/2008 |
| 7342076 | Polymers and curable compositions The present invention is concerned with a vinyl polymer having at least one group of the general formula (1) permolecule at the molecular chain terminus. —Z—R—CR1═CR2R3 (1) wherein Z represents an oxy... | 03/11/2008 |
| 7332459 | Method for scale inhibition in oil wells A method of inhibiting scale formation in a subterranean formation comprising: (a) injecting a suspension comprising particles of a controlled release scale inhibitor suspended in an aqueous medium into a formation through an injection well wherein the particles hav... | 02/19/2008 |
| 7323519 | Process for producing vinyl polymer, vinyl polymer, and curable composition The present invention provides: a process for preparing a vinyl polymer containing a halogen in an amount of 1,000 mg or less per kilogram, in which a vinyl polymer containing the halogen produced by atom transfer radical polymerization of a vinyl monomer is heated ... | 01/29/2008 |
| 7288593 | Enhanced oxygen barrier performance from modification of ethylene vinyl alcohol copolymers (EVOH) Herein is disclosed a modified ethylene vinyl alcohol polymer (EVOH) comprising an oxygen scavenging functional group. Preferably, the modified EVOH comprises structures IV, V, and VI: wherein x is an integer great... | 10/30/2007 |
| 7247390 | Compatible blend systems of oxygen barrier polymers and oxygen scavenging polymers Herein is disclosed an oxygen barrier composition comprising an oxygen barrier polymer and an oxygen scavenging polymer. Preferably, the oxygen barrier polymer is selected from polymers or copolymers of vinyl alcohol, polyesters, polymers or copolymers of vinylidene... | 07/24/2007 |
| 7238300 | Process for subjecting to actinic radiation and storing an oxygen scavenger, and a stored oxygen scavenger A method comprises subjecting ant oxygen scavenger to actinic radiation; and then optionally storing the oxygen scavenger in a container, the container configured such that the oxygen scavenger exhibits no substantial oxygen scavenging activity while inside the cont... | 07/03/2007 |
| 7186464 | Compatible blend systems of oxygen barrier polymers and oxygen scavenging polymers Herein is disclosed an oxygen barrier composition comprising an oxygen barrier polymer and an oxygen scavenging polymer. The composition can be in the form of a physical blend or a cross-linked blend, and can further comprise a compatibilizer, a transesterification ... | 03/06/2007 |
| 7179865 | Purification with reducing agents of vinyl polymers obtained by atom transfer radical polymerization This invention provides a method for purification of a vinyl polymer which comprises the atom transfer radical polymerization of a vinyl monomer using a transition metal complex as the polymerization catalyst, said... | 02/20/2007 |
| 7141616 | Radically curable urethane prepolymers and their use in dental materials The invention relates to urethane prepolymers, obtainable by reaction of: (A) 15 to 85 wt.-% of one or more α,ω-terminated poly(meth)acrylate diols, (B) 0 to 30 wt.-% of one or more radically curable, polyhydroxy... | 11/28/2006 |
| 7098272 | Method for producing hydroxyl group-containing polymer particles The present invention provides a method for producing hydroxyl group-containing polymer particles including causing cross-linked polymer particles containing a (meth)acrylate polymer to react in the presence of a metal-containing ester-exchange reaction catalyst wit... | 08/29/2006 |
| 7097890 | Polymer with pendent cyclic olefinic functions for oxygen scavenging packaging A family of polymers containing selected cyclic allylic pendent groups for oxygen scavenging packaging which has minimal organoleptic by-products after oxidation. ... | 08/29/2006 |
| 7087277 | Enhanced oxygen barrier performance from modification of ethylene vinyl alcohol copolymers (EVOH) Herein is disclosed a modified ethylene vinyl alcohol polymer (EVOH) comprising an oxygen scavenging functional group. Preferably, the modified EVOH comprises structures IV, V, and VI: wherein x is an integer gre... | 08/08/2006 |
| 7078100 | Oxygen scavenger compositions derived from isophthalic acid and/or terephthalic acid monomer or derivatives thereof An oxygen scavenger composition includes mer units that have at least one cycloalkenyl group or functionality and, further, has mer units derived from isophthalic acid or terephthalic acid or certain derivatives thereof. The oxygen scavenger composition has been fou... | 07/18/2006 |
| 7056565 | Container having oxygen-scavenging core layer Rigid containers are provided comprising oxygen scavenger compositions that produce only low levels of volatiles or by-products as a consequence of oxygen scavenging. In particular, a family of polymers containing selected cyclic olefinic pendent groups are used in ... | 06/06/2006 |
| 7052628 | Transition metal carboxylates as catalysts for oxygen scavenging Disclosed herein are oxygen scavenging compositions and packaging articles that comprise (a) a metal catalyzed oxidizable compound and (b) at least one of a transition metal carboxylate, wherein the transition metal carboxylate comprises at least one carboxylate gro... | 05/30/2006 |
| 7045560 | Antifouling coating An antifouling coating which comprises a varnish comprised of a metal-containing acrylic resin having, in a side chain thereof, at least one group represented by the following formula (1): | 05/16/2006 |
| 7041731 | Method for producing saponified ethylene-vinyl acetate copolymer This invention provides a method for producing a saponified ethylene-vinyl acetate copolymer in which visible imperfections (particularly fish eyes) of the saponified copolymer is inhibited. In this invention, a mixture solution is prepared by adding water to a meth... | 05/09/2006 |
| 7030194 | Method of treating polymer To eliminate a halogen group of a halogen group-terminated vinyl polymer, the present invention provides a method to treat said polymer with an oxy anion compound to thereby eliminate a terminal halogen group easily. Thus, it is possible to improve the storage stabi... | 04/18/2006 |
| 7026369 | Aqueous emulsion composition and adherent composition To provide an aqueous emulsion composition which has high adhesion strength for a wide variety of materials including molded products and affords sufficient wettability even for the object to be adhesive bonded of low surface polarity so that it can develop sufficie... | 04/11/2006 |
| 7026417 | Enhanced oxygen barrier performance from modification of vinyl alcohol polymers (PVOH) or ethylene vinyl alcohol copolymers (EVOH) Herein are disclosed modified vinyl alcohol polymers (mPVOH), wherein the mPVOH can comprise structure VII: and at least one structure comprising structure IX: or structure... | 04/11/2006 |
| 7022258 | Oxygen scavenging compositions comprising polymers derived from benzenedimethanol monomers Herein is disclosed an oxygen scavenging composition, comprising (i) an oxygen scavenging polymer comprising structure I: X—R—X—O—CH2—Ar—CH2—O, (I) wherein —R— is selected from the ... | 04/04/2006 |
| 6992138 | Polyurethane polymer Provided is a polyurethane polymer which is excellent in oil resistance, weatherability, light resistance, heat resistance, hot water resistance, hydrolysis resistance, strength, chlorine resistance, and chemical resistance, and which can be produced simply and econ... | 01/31/2006 |
| 6979716 | Process for producing branched polymer and polymer This invention is related to a production method of a branched polymer which comprises polymerizing a macromonomer [I], said macromonomer [I] being a vinyl polymer obtainable by radical polymerization and terminall... | 12/27/2005 |
| 6946175 | Oxygen scavenging polymers as active barrier tie layers in multilayered structures Herein is disclosed multilayer packaging articles comprising an oxygen barrier layer comprising ethylene/vinyl alcohol copolymer (EVOH) (an “EVOH oxygen barrier layer”); an oxygen scavenging layer adjacent thereto, wherein the oxygen scavenging layer comprises a... | 09/20/2005 |
| 6933350 | Polymers having reactive functional groups at terminus and curable compositions comprising the same A vinyl polymer having at least one group of the general formula (1) per molecule at the molecular chain terminus. —Z—R—CR1═CR2R3 (1) wherein Z represents an oxygen atom, a sulfur atom, a grou... | 08/23/2005 |
| 6933349 | Low odor insulation binder from phosphite terminated polyacrylic acid A binder composition, obtained by polymerizing acrylic acid monomer in water in the presence of a cure accelerator comprising an alkali metal salt of a phosphorous-containing inorganic acid to form a low molecular weight polyacrylic acid and subsequently reacting sa... | 08/23/2005 |
| 6916545 | Resin composition, thermoplastic resin laminate, and production methods thereof A resin composition to be used as a material for a various part of an automotive vehicle. The resin composition comprises a copolymer (A) formed by copolymerization of a first unsaturated monomer (a) and a second mononer (b). The first unsaturated monomer has a func... | 07/12/2005 |
| 6906146 | COMPOSITIONS HAVING ETHYLENIC BACKBONE AND BENZYLIC, ALLYLIC, OR ETHER-CONTAINING SIDE-CHAINS, OXYGEN SCAVENGING COMPOSITIONS CONTAINING SAME, AND PROCESS FOR MAKING THESE COMPOSITIONS BY ESTERIFICATION OR TRANSESTERIFICATION OF A POLYMER MELT Disclosed is a process for esterifying and/or transesterifying a polymer having a polyethylenic backbone and pendant acid and/or ester moieties comprising contacting a melt of the polymer with a transesterifying compound so that the polymer undergoes esterification ... | 06/14/2005 |
| 6903159 | Method for producing saponified ethylene-vinyl acetate copolymer A method for producing a saponified ethylene-vinyl acetate copolymer which comprises saponifying an ethylene-vinyl acetate copolymer in an alcohol-based solvent with an alkali catalyst, wherein an amount between 100 ppm and 15,000 ppm of water with respect to the et... | 06/07/2005 |
| 6870009 | Polyvinyl acetals with improved adhesion Low molecular weight polyvinyl acetals have a solution viscosity of from 2 to 12 mPas and a degree of polymerization Pw less than 200, and are obtained by hydrolyzing a vinyl ester polymer having a solution viscosity of from 1.0 to 1.6 mPas until the cont... | 03/22/2005 |
| 6841258 | High density, miniaturized arrays and methods of manufacturing same High-density, miniaturized arrays including high surface areas. Arrays described include substrate with a coating of linking agents, as well as arrays with reactants affixed to the substrates. Methods of manufacturing high-density arrays of reactants. The methods in... | 01/11/2005 |
| 6838517 | Method for producing ethylene-vinyl acetate copolymer and saponified product thereof The present invention provides methods for producing an ethylene-vinyl acetate copolymer and a saponified product thereof that can inhibit visible imperfections (particularly discoloration) at the time of molding by improving the process for recovering vinyl acetate... | 01/04/2005 |
| 6835784 | High-molecular, cross-linked polyvinyl butyrals, method for the production thereof and their use The present invention relates to high-molecular-weight, crosslinked polyvinyl butyrals obtainable by crosslinking a polyvinyl butyral with at least one di- and/or polycarboxylic acid or derivatives of these as crosslinking reagent, to a process for their production,... | 12/28/2004 |
