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| Number | Title | Issue Date |
| 7368524 | Cationically curing two component materials containing a noble metal catalyst The invention relates to two-component preparations comprising epoxy compounds and a noble metal species, in particular for the preparation of dental compositions. The invention particularly relates to two-component dental compositions which comprise epoxy compounds... | 05/06/2008 |
| 7300993 | Process for the preparation of polyether polyols The invention relates to a process for the preparation of polyether polyols, which process involves: (a) contacting a phosphorus containing compound having at least one hydroxyl group with alkylene oxide to obtain alkoxylated initi... | 11/27/2007 |
| 7169030 | Chemical mechanical polishing pad The polishing pad is suitable for planarizing at least one of semiconductor, optical and magnetic substrates. The polishing pad includes a polymeric matrix having a top polishing surface; and the top polishing surface has polymeric polishing asperities or forms poly... | 01/30/2007 |
| 7135537 | Sulfonimide-containing poly(arylene ether)s and poly(arylene ether sulfone)s, methods for producing the same, and uses thereof The present invention is directed to sulfonimide-containing polymers, specifically sulfonimide-containing poly(arylene ether)s and sulfonimide-containing poly(arylene ether sulfone)s, and processes for making the sulfonimide-containing poly(arylene ether)s and sulfo... | 11/14/2006 |
| 7125344 | Multiple material golf club head A golf club (40) having a club head (42) with a face component (60) and an aft body (61) is disclosed herein. The face component (60) has a striking plate portion (72) and a return portion (74). The aft-body (61 | 10/24/2006 |
| 7064155 | Luminescing and/or fluorescing radiation-curable, cyanoacrylate-containing compositions A radiation-curable composition which includes a cyanoacrylate component or a cyanoacrylate-containing formulation; a metallocene component; a photoinitiator; and a luminescent and/or fluorescent dye. ... | 06/20/2006 |
| 7049388 | Process for manufacturing an α-dihydroxy derivative and epoxy resins prepared therefrom A process for manufacturing an α-dihydroxy derivative from an aryl allyl ether wherein such α-dihydroxy derivative can be used to prepare an α-halohydrin intermediate and an epoxy resin prepared therefrom including epoxidizing an α-halohydrin intermediate produc... | 05/23/2006 |
| 7045956 | Light emitting diode with wavelength conversion The invention relates to a wavelength-converting reaction resin compound into which a wavelength-converting luminescent material and a thixotroping agent are mixed, wherein the luminescent material contains inorganic luminescent particles. The thixotroping agent is ... | 05/16/2006 |
| 7009008 | Transparent liquid resin material for SMT-enabled led-applications at higher temperatures and higher luminosities A casting resin compound as an assembly and encapsulation material for electronic and optoelectronic component parts, modules and components, for example for casting out optoelectronic components on the basis of acid anhydride-curable epoxy compounds, particularly b... | 03/07/2006 |
| 6977274 | Epoxy resin curing system containing latent catalytic curing agent causing the expansion of volume The present invention relates to a novel epoxy resin curing system comprising a cationic latent catalytic curing agent containing a hexafluoroantimonate, characterized by exhibiting no shrinkage of volume or inducing an expansion of volume during the curing reaction... | 12/20/2005 |
| 6930210 | Process to produce polyether polyols The invention relates to a process to produce high-purity, low-odour polyether polyols, with very low levels of catalytic residues, by means of alkene oxide polyaddition reactions to substances that contain active hydrogens in the presence double metal cyanides as c... | 08/16/2005 |
| 6924438 | Epoxy sight bowls for use in power transformers A cured filler-less epoxy compound formed as a rigid, three-dimensional, transparent structure, including a cylindrical sight bowl of a utility or industrial high voltage bushing. A process for making a three-dimensional (e.g., cylindrical), transparent structure wi... | 08/02/2005 |
| 6906156 | Accelerators for cationic polymerization catalyzed by iron-based catalyst Accelerators that can be useful for an energy polymerizable composition comprising a cationically curable material; energy polymerizable compositions comprising at least one cationically curable material and an initiation system therefor, the initiation system compr... | 06/14/2005 |
| 6906112 | Radiation-curable, cyanoacrylate-containing compositions A radiation-curable composition which includes a cyanoacrylate component or a cyanoacrylate-containing formulation; a metallocene component; and a polymerizingly effective amount of a photoinitiator to accelerate the rate of cure is provided. ... | 06/14/2005 |
| 6893736 | Thermosetting resin compositions useful as underfill sealants The present invention provides a thermosetting resin composition useful as a highly filled low CTE underfilling sealant composition which completely fills the underfill space in a semiconductor device, such as a flip chip assembly which includes a semiconductor chip... | 05/17/2005 |
| 6881813 | Epoxy resin hardener compositions The invention relates to epoxy resin hardener compositions containing at least one mercaptan hardener and at least one metal salt of C8-24 carboxylic acids. These hardeners are distinguished in particular by the fact that catalyzed resins containing epoxy... | 04/19/2005 |
| 6864306 | High dielectric polymer composites and methods of preparation thereof Polymer composites and methods of making the polymer composites are presented. A representative polymer composite includes a polymer resin and a conductive material, wherein the polymer composite is characterized by a dielectric constant greater the 200. A represent... | 03/08/2005 |
| 6800717 | Acid catalyzed copolymerization of water and epoxy resin and uses thereof Non-gelled polymeric polyols are prepared by the acid catalyzed copolymerization of epoxy resins and water. When the starting resin is an epoxy resin derived from bisphenol-A, the resulting product has much lower levels of bisphenol-A and diglycidyl ether of bisphen... | 10/05/2004 |
| 6794478 | Preparing epoxy resin by distilling two fractions to recover and reuse epihalohydrin without glycidol A process for preparing an epoxy resin involves the reaction of a polyhydric phenol with an epihalohydrin in a water-soluble solvent in the presence of an alkali reactive catalyst wherein a continuous distillation of the reaction product is conducted to (1) i... | 09/21/2004 |
| 6599960 | Storage-stable cationcally polymerized preparations with improved hardening characteristics The invention relates to preparations with improved curing behavior, which are characterized in that they contain 0.0005 to 50 wt. % of soluble and/or fine-particle organic and/or inorganic alkaline earth and/or alkali metal compounds. The preparations ac... | 07/29/2003 |
| 6562410 | Heat curable epoxy compositions Heat curable compositions comprising: (A) at least one compound which is capable of undergoing cationic polymerization; (B) at least one quaternary ammonium salt of an aromatic-N-heterocyclic cation and of a non-nucleophilic anion; (C) at least one 1... | 05/13/2003 |
| 6544651 | High dielectric constant nano-structure polymer-ceramic composite The present invention is directed to polymer-ceramic composites having high dielectric constants formed using polymers containing a metal acetylacetonate (acacs) curing catalyst. In particular, it has been discovered that 5 weight percent Co(III) acac can... | 04/08/2003 |
| 6420320 | High molecular weight polyols, process for preparation and use thereof The invention is a high molecular weight polyether polyol prepared by the reaction of one or more compounds having one or more active hydrogen compounds with one or more alkylene oxides in the presence of a catalyst comprising calcium having counterions o... | 07/16/2002 |
| 6417316 | Curable epoxy resin compositions Curable epoxy resin compositions, which are obtainable by heating a composition containing at least one epoxy compound, which contains on average at least one, preferably more than one, 1,2-epoxy group and optionally also one or several hydroxyl groups in... | 07/09/2002 |
| 6358877 | Metal catalysts complexed with sulfone or sulfoxide compounds Metal cyanide catalysts are complexed with organic sulfone or sulfoxide compounds. The catalysts are active alkylene oxide polymerization catalysts that tend to have short induction periods and moderate exotherms.... | 03/19/2002 |
| 6335304 | Metal salts of phosphoric acid esters as cross linking catalysts A metal (M) alkyl acid phosphate catalyst for the reaction of an epoxy compound with a carboxyl compound to provide a coating formulation that is stable at room temperature; that is humidity resistant, and non-yellowing, wherein the alkyl acid phosphate h... | 01/01/2002 |
| 6297344 | Heat-setting single-component LVA (low viscosity adhesive) system for bonding in the micro-range A composition comprises from 60-98 weight percent of a casting resin such as an epoxy resin, from 2-30 weight percent of an alcohol or sugar such as 3 (4), 8 (9)-bis(hydroxymethyl)tricyclo[5.2.1.02,6 ]decane, from 0.2 to 2.0 weight percent of a... | 10/02/2001 |
| 6291077 | Lactone chain-extended phenolic polyester polyols A lactone chain-extended polyester polyol of the present invention comprises the reaction product of a lactone and a previously chain-extended phenolic-based hydroxyl compound. The previously chain-extended phenolic-based hydroxyl compound may comprise th... | 09/18/2001 |
| 6281154 | Compounds having one group 13 element, bound with one mono- or di-anionic trident ligand, a method of preparation and application thereof as polymerization catalysts Novel compounds having one group 13 element bound with one mono- or di-anionic tridentate ligand, a method of preparation thereof and use thereof as a copolymerization catalyst.... | 08/28/2001 |
| 6255434 | High molecular weight polyols, process for preparation and use thereof The invention is a high molecular weight polyether polyol prepared by the reaction of one or more compounds having one or more active hydrogen compounds with one or more alkylene oxides in the presence of a catalyst comprising calcium having counterions o... | 07/03/2001 |
| 6166151 | Lactone chain-extended phenolic polyester polyols A lactone chain-extended polyester polyol of the present invention comprises the reaction product of a lactone and a previously chain-extended phenolic-based hydroxyl compound. The previously chain-extended phenolic-based hydroxyl compound may comprise th... | 12/26/2000 |
| 6133383 | Method for preparing a high heat resistant epoxy resin composition comprising quinoxalinium salt containing benzyl group A method for preparing a high-heat-resistant-epoxy-resin composition which comprises adding, as catalytic curing agent, a quinoxalinium salt having a benzyl group to difunctional and multifunctional epoxy resin and thermoset resin having a similar structu... | 10/17/2000 |
| 6121405 | Method for preparing a high-heat-resistant-epoxy-resin composition comprising pyrazinium salt containing a benzyl group A method for preparing a high-heat-resistant-epoxy-resin composition which comprises adding, as catalytic curing agent, a pyrazinium salt having a benzyl group to difunctional and multifunctional epoxy resin and thermoset resin having a similar structure.... | 09/19/2000 |
| 6096836 | (Hetero)aromatic ether, (thio)ester or (thio)carbonate epoxy catalyst Disclosed herein is a curing catalyst comprising at least one compound which is a substituted or unsubstituted aromatic or heteroaromatic compound and having any one of groups (I) --O--R1, (II) --O--CY--R1, or (III) --O--CY--X--R | 08/01/2000 |
| 6034185 | Epoxy resin composition containing polyalkyl phenol resins and/or polyalkyl phenol epoxy resins This invention relates to an epoxy resin composition which comprises polyalkyl phenol resins or polyalkyl phenol epoxy resins or both, wherein the polyalkyl phenol resins are represented by formula (I): ##STR1## wherein Ra, Rb and Rc may be the same ... | 03/07/2000 |
| 6031012 | Curable composition, foam produced therefrom, and process for producing the foam Provided is a curable composition comprising (A) a phenolic compound having a carbon-carbon double bond, (B) a compound having an SiH group, and (C) a foaming agent. The composition can be foamed and cured at room temperature or under heat at relatively l... | 02/29/2000 |
| 6005063 | Epoxy compounds from chlorohydrin ethers of polyphenols Process for the preparation of compound of the formula: ##STR1## wherein Rc represents a residue comprising one or more additional groups of the formula: ##STR2## by heating a compound of the formula (A) ##STR3## at a temper... | 12/21/1999 |
| 5998568 | Polyesters prepared from alkoxylated intermediates A method for making a polyester resin comprises reacting a first polyfunctional alcohol or polyfunctional thiol and a carbonate in the presence of a catalyst to form an alkoxylated intermediate. The catalyst comprises: (1) a metal, a salt of a metal, or m... | 12/07/1999 |
| 5969059 | Impregnation resin composition An impregnation resin composition comprising an alicyclic epoxy compound, an acid anhydride, an aluminum compound having an organic group, and butylglycidyl ether, wherein the alicyclic epoxy compound contains not more than 30 ppm in concentration of Na i... | 10/19/1999 |
| 5955551 | Polyglycidyl ethers of secondary alcohols, their preparation, and curable compositions containing them The present invention relates to polyglycidyl ether compounds containing at least three mono- or divalent radicals A of the general formula wherein R1 represents (i) a straight chain or branched alkyl groups of 1 to 16 carbon atoms, which may b... | 09/21/1999 |
