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| Number | Title | Issue Date |
| 8084548 | Hydrogenation of diene-based polymers The present invention relates to a process for the hydrogenation of the carbon-carbon double bonds in diene-based polymers in bulk form by treatment of said diene-based polymer with hydrogen in the presence of an iridium containing catalyst and in the absence of any... | 12/27/2011 |
| 8058356 | Method for manufacturing hydrogenated block copolymer The present invention relates to a method for manufacturing a substantially hydrogenated vinyl aromatic/conjugated diene block copolymer, which has a hydrogenation level of greater than 90 percent. The resulting substantially hydrogenated vinyl aromatic/conjugated d... | 11/15/2011 |
| 8044149 | Process for production of hydrogenated polymers and hydrogenated polymers Provision of, in a process of producing a hydrogenated polymer, which comprises steps of sequentially performing, in the presence of a ruthenium carbene complex, a ring-opening metathesis polymerization reaction of a cyclic olefin and a hydrogenation reaction of a r... | 10/25/2011 |
| 7960481 | Hydrogenated copolymer and composition containing the same A hydrogenated copolymer obtained by hydrogenating an unhydrogenated copolymer comprising conjugated diene monomer units and vinyl aromatic monomer units, the hydrogenated copolymer containing at least one hydrogenated copolymer block (B) which is obtained by hydrog... | 06/14/2011 |
| 7723441 | Low out-gassing room temperature curable rubbery polymer, preparation thereof and device comprising same Disclosed is polymer materials essentially free of silicone capable of room-temperature thermal cure and when cured having low modulus, low out-gassing rate. The material before cure typically comprises three components: (i) a cationically curable component comprisi... | 05/25/2010 |
| 7696282 | Method for the hydrogenation of unsaturated polymers containing double bonds The present invention relates to a method for the hydrogenation of unsaturated polymers containing double bonds, the unsaturated polymers present in latex form being hydrogenated in the presence of a metal-containing colloid. ... | 04/13/2010 |
| 7666950 | Process for preparing hydrogenated nitrile rubbers The present invention provides a novel process for preparing hydrogenated nitrile rubbers comprising subjecting nitrile rubbers in a spinning disk reactor to hydrogenation. The present process is less demanding with regard to its reaction conditions, like e.g. the h... | 02/23/2010 |
| 7612148 | Hydrogenation catalyst composition and method for hydrogenation of conjugated diene polymer A method for hydrogenation of a conjugated diene polymer is provided. The conjugated diene polymer in an inert organic solvent is brought into contact with hydrogen in the presence of a hydrogenation catalyst composition to selectively hydrogenate the unsaturated do... | 11/03/2009 |
| 7608671 | Norbornene ring-opened polymer hydrogenated product and process for producing same A norbornene ring-opened polymer hydrogenated product having a syndiotactic structure and a process for producing the same are disclosed. The ring-opened polymer hydrogenated product contains a repeating unit originating from a polycyclic norbornene monomer with thr... | 10/27/2009 |
| 7446152 | Method of producing hydrogenated polymers In the production of a nuclear-hydrogenated polymer, the hydrogenation of an aromatic vinyl compound—(meth)acrylate copolymer is conducted in a mixed solvent comprising an ester compound and an alcohol compound in the presence of a catalyst. By this method, a high... | 11/04/2008 |
| 7439301 | Block copolymers having high flow and high elasticity Disclosed is an elastomeric hydrogenated block copolymer capable of being directly extruded or molded with a minimum of additives and having both high elasticity and low permanent set. The hydrogenated block copolymers have high melt flows allowing for ease in proce... | 10/21/2008 |
| 7408009 | Hydrogenation of polymers in the presence of supercritical carbon dioxide A method of hydrogenating a polymer comprises: (a) providing a dense phase, the dense phase comprising a polymer in a solvent; (b) providing a catalyst system, the catalyst system comprising as least one metal hydrogenation catalyst (preferably including nickel or r... | 08/05/2008 |
| 7390856 | Method for making selectively hydrogenated block copolymers of vinyl aromatic hydrocarbons and conjugated dienes Disclosed is a method for making selectively hydrogenated block copolymers of vinyl aromatic hydrocarbons and conjugated dienes comprising: a) anionically polymerizing vinyl aromatic hydrocarbons and conjugated dienes to produce block copolymers with living chain en... | 06/24/2008 |
| 7388055 | Functional norbornenes and polymeric derivatives and fabrication thereof The invention relates to functional norbornenes as initiators for radical polymerization, its polymer and fabrication method thereof. More particularly, the functional norbornenes can be selectively polymerized by ring-opening metathesis polymerization or radical po... | 06/17/2008 |
| 7385010 | Hydrogenation of diene-based polymer latex The present invention relates to a process for the hydrogenation of the carbon-carbon double bonds in diene based polymer latex. ... | 06/10/2008 |
| 7371805 | Hydrogenated copolymer and composition thereof A hydrogenated copolymer obtained by hydrogenating an unhydrogenated copolymer comprising conjugated diene monomer units and vinyl aromatic monomer units, the hydrogenated copolymer containing at least one hydrogenated copolymer block (B) which is obtained by hydrog... | 05/13/2008 |
| 7368508 | Functional norbornenes and polymeric derivatives and fabrication thereof The present invention relates to novel functional norbornenes as initiators for radical polymerization, its polymer and a process for producing the same. More particularly, the novel functional norbornenes can be selectively polymerized by ring-opening metathesis po... | 05/06/2008 |
| 7368509 | Functional norbornenes and polymeric derivatives and fabrication thereof The present invention relates to novel functional norbornenes as initiators for radical polymerization, its polymer and a process for producing the same. More particularly, the novel functional norbornenes can be selectively polymerized by ring-opening metathesis po... | 05/06/2008 |
| 7361714 | Catalyst and method for hydrogenating aromatic compounds The invention relates to the hydrogenation of aromatic compounds, in particular the preparation of alicyclic polycarboxylic acids or esters of these, via ring hydrogenation of the corresponding aromatic polycarboxylic acids or esters of these, and also to catalysts ... | 04/22/2008 |
| 7351780 | Method for manufacturing high viscosity polyalphaolefins using ionic liquid catalysts A method of continuously manufacturing a high viscosity polyalphaolefin product by introducing a monomer and an ionic liquid catalyst together into a reaction zone while simultaneously withdrawing from the reaction zone a reaction zone effluent that contains the hig... | 04/01/2008 |
| 7345115 | Organic solvent-free hydrogenation of diene-based polymers A process is provided for the hydrogenation of carbon-carbon double bonds in polymers by treatment of the polymers with hydrogen in the presence of rhodium-based catalysts and in the complete absence of organic solvent. ... | 03/18/2008 |
| 7342143 | Polyalphaolefin having a low halide concentration and a method of manufacturing thereof A method for the processing of a polyalphaolefin feedstock having a concentration of organic halide to thereby yield a polyalphaolefin end-product having a low concentration of organic halide. The method includes a hydrogenation step whereby the polyalphaolefin feed... | 03/11/2008 |
| 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 |
| 7339006 | Metathesis-active adhesion agents and methods for enhancing polymer adhesion to surfaces The invention discloses an adhesion agent composition comprising at least one C3-C200 olefin compound having at least one metathesis active double bond, wherein the olefin is substituted or unsubstituted; and at least one compatibilizing functi... | 03/04/2008 |
| 7332542 | Block copolymers and method for making same The present invention is a novel block copolymer containing a controlled distribution copolymer block of a conjugated diene and a mono alkenyl arene, where the controlled distribution copolymer block has terminal regions that are rich in conjugated diene units and a... | 02/19/2008 |
| 7323518 | Norbornene compounds with cross-linkable groups and their derivatives The present invention provided a norbornene compound with cross-linkable groups and their derivative polymers, wherein said cross-linkable groups were olefin or epoxy groups. Norbornene polymers with cross-linkable side chain and their block copolymers as well as mo... | 01/29/2008 |
| 7309747 | Highly flowable 1-butene polymer and process for producing the same A 1-butene polymer satisfying the following (1), (2) and either (3) or (3′): a process for producing the polymer; a resin modifier comprising the polymer; and a hot-melt adhesive containing the polymer. (1) The intrinsic viscosity [η] as measured in tetralin solv... | 12/18/2007 |
| 7304113 | Method for partially and selectively hydrogenating polymers made of conjugated dienes The invention relates to a method for partially and selectively hydrogenating a polymer made of at least a conjugated diene monomer having a vinyl content of from 20 to 65%, comprising a hydrogenation step on a solution of the polymer, characterized in that the hydr... | 12/04/2007 |
| 7301190 | Structures and methods to enhance copper metallization Disclosed structures and methods inhibit atomic migration and related capacitive-resistive effects between a metallization layer and an insulator layer in a semiconductor structure. One exemplary structure includes an inhibiting layer between an insulator and a meta... | 11/27/2007 |
| 7290367 | Tear resistant gel articles for various uses A soft gelatinous elastomer composition and article useful as fishing bait, floss, liner and other uses formed from one or a mixture of two or more of a one or a mixture of two or more of a hydrogenated controlled distribution styrene block copolymer(s) and one or m... | 11/06/2007 |
| 7291680 | Metal catalyst and hydrogenation method employing the same A metal catalyst for hydrogenating unsaturated carbon-carbon bonds of copolymer is provided. The metal catalyst is a bimetallic complex comprising iridium and ruthenium. The metal catalyst has a formula comprising M1aM2bX | 11/06/2007 |
| 7285196 | Methods and apparatus for making integrated-circuit wiring from copper, silver, gold, and other metals In recent years, copper wiring has emerged as a promising substitute for the aluminum wiring in integrated circuits, because copper offers lower electrical resistance and better reliability at smaller dimensions than aluminum. However, use of copper typically requir... | 10/23/2007 |
| 7285598 | Polymer and process for producing the same A polymer consisting mainly of structural units represented by the general formula (1), wherein the total molar amount of terminal aldehyde groups and acetal groups is 0.6 mol % or smaller based on the total molar amount of the structural units represented by the ge... | 10/23/2007 |
| 7282536 | Block copolymers and method for making same The present invention is a novel block copolymer containing a controlled distribution copolymer block of a conjugated diene and a mono alkenyl arene, where the controlled distribution copolymer block has terminal regions that are rich in conjugated diene units and a... | 10/16/2007 |
| 7279528 | Adhesive components and process for manufacture Resins and oligomer materials and/or combinations thereof grafted with an unsaturated acid or anhydride, such as maleic anhydride, are disclosed herein. The grafted materials are useful in adhesive formulations, particularly in hot melt adhesive applications. ... | 10/09/2007 |
| 7279532 | Modified hydrogenated copolymer A modified hydrogenated copolymer comprising a hydrogenated copolymer and a functional group-containing modifier group bonded to the hydrogenated copolymer, wherein the hydrogenated copolymer is obtained by hydrogenating an unhydrogenated copolymer comprising conjug... | 10/09/2007 |
| 7271230 | Norbornene compounds with cross-linkable groups and their derivatives The present invention provided a norbornene compound with cross-linkable groups and their derivative polymers, wherein said cross-linkable groups were olefin or epoxy groups. Norbornene polymers with cross-linkable side chain and their block copolymers as well as mo... | 09/18/2007 |
| 7271223 | Norbomene compounds with cross-linkable groups and their derivatives The present invention provided a norbornene compound with cross-linkable groups and their derivative polymers, wherein said cross-linkable groups were olefin or epoxy groups. Norbornene polymers with cross-linkable side chain and their block copolymers as well as mo... | 09/18/2007 |
| 7267855 | Articles prepared from hydrogenated controlled distribution block copolymers The present invention relates to articles prepared from novel anionic block copolymers of mono alkenyl arenes and conjugated dienes, and to blends of such block copolymers with other polymers. The block copolymers are selectively hydrogenated and have mono alkenyl a... | 09/11/2007 |
| 7265184 | Polymer hydrogenation process A process for hydrogenating unsaturations in polymers, the process comprising contacting at least one polymer having unsaturations with a catalyst comprising at least one Group Ia, Ib, IIb, VIb, VIIb or VIII metal on a support of an alkaline earth metal silicate hav... | 09/04/2007 |