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| Number | Title | Issue Date |
| 7964110 | Cure system for halogenated elastomer compositions, a curable halogenated elastomer composition, and a method for curing halogenated elastomer compositions The instant invention is a cure system for halogenated elastomer compositions, a curable halogenated elastomer composition, and a method for curing a halogenated elastomer composition. The cure system for halogenated elastomer compositions includes a polymercapto cr... | 06/21/2011 |
| 7445728 | Mixtures for producing transparent plastics, transparent plastics and method for producing the same and the use thereof The invention relates to mixtures for producing transparent plastic, which mixtures comprise: a) compounds of formulae (I) and (II), wherein R1 independently represents hydrogen or a methyl group, R2 independently represents a linear or branche... | 11/04/2008 |
| 7438830 | Mixtures for producing transparent plastics, transparent plastics, method for producing the same and the use thereof The present invention relates to mixtures for preparing transparent plastics, encompassing a) a prepolymer prepared from compounds of the formula (I) and (II) where each R1, indepen... | 10/21/2008 |
| 7423167 | Ethylenically unsaturated amine salts of sulfonic, phosphoric and carboxylic acids Disclosed are ethylenically unsaturated amine salts of sulfonic, phosphoric and carboxylic acids. The salts are surface active agents which are useful in a variety of applications as primary and/or secondary surfactants. The salts are especially useful as surfactant... | 09/09/2008 |
| 7419619 | Mixtures for producing transparent plastics, transparent plastics and method for their production and use The invention relates to mixtures for producing transparent plastics, comprising a) a prepolymer, produced from the compounds of formulae (I) and (II), wherein R1 independently represents hydrogen or a methyl group, R2 independently represents ... | 09/02/2008 |
| 7186765 | Method for preparation of stable bitumen polymer compositions The present invention provides a method for preparing an asphalt and thermoplastic elastomer composition. The process comprises heating an asphalt cut in a stirred tank to a temperature sufficient to allow the stirring of the asphalt in the tank. A thermoplastic ela... | 03/06/2007 |
| 7157514 | Golf ball core compositions Golf ball compositions including novel processing aids, e.g., metal salts of unsaturated fatty acids, high styrene resins, transpolyisoprene, and transpolybutadiene, for inclusion in rubber-based compositions that reduce safety risks, mixer down time, increase dispe... | 01/02/2007 |
| 7101998 | Fused ring compounds, and their use as cationic photoinitiators Compounds of formula (I): [in which: R1 represents a direct bond, an oxygen atom, a group >CH2, a sulphur atom, a group >C═O, a group —(CH2)2— or a group of formu... | 09/05/2006 |
| 6960636 | Thermosetting resin compositions containing maleimide and/or vinyl compounds In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ... | 11/01/2005 |
| 6953535 | Initiator system for acid dental formulations The invention relates to a redox initiator system which allows dental formulations to be cured in acidic medium by way of a free-radical polymerization and which ensures a high level of adhesion of the polymerizing composition to the hard substances of the teeth, na... | 10/11/2005 |
| 6916856 | Thermosetting resin compositions containing maleimide and/or vinyl compounds In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ... | 07/12/2005 |
| 6906147 | Catalytic systems This invention relates to single-component and multi-component catalytic systems using aryl titanates. Aryl titanate compounds are useful as catalysts and co-catalysts in single-component and multi-component catalytic systems (e.g., for the polymerization of macrocy... | 06/14/2005 |
| 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 |
| 6878310 | Carboxylate-containing alkyltin heat stabilizer A stabilizer composition, suitable for use in polyvinyl chloride compositions, can be formed by reacting a mixture of monoalkyltin trichloride, such as butyltin trichloride, and dialkyltin dichloride, such as dibutyltin dichloride, with at least one carboxylic acid,... | 04/12/2005 |
| 6777494 | Optical terpolymer of polyisocyanate, polythiol and polyene monomers A monomer composition characterized by being curable to form a resin suitable for optical products having a balanced refractive index and Abbe's number range and good tintability comprising a polyene monomer; and polyisocyanate, polyisothiocyanate, or an isocyanate ... | 08/17/2004 |
| 6761832 | Process for the production of dithiophosphoric acid polysulfide mixtures This invention relates to a process for the production of dithiophosphoric acid poly-sulfide mixtures, which is characterized in that dithiophosphoric acid disulfides are reacted with sulfur at elevated temperatures. The dithiophosphoric acid polysulfide mixtures pr... | 07/13/2004 |
| 6624230 | Mixtures comprising a filler and an organosilicon compound Mixture of at least one filler and organosilicon compounds of the general formula Y--Sx -Z, wherein the filler is surface-treated, hydrophobic, precipitated silica, are prepared by homogeneously applying an organosilicon compound from a nozzle ... | 09/23/2003 |
| 6569925 | Accelerator-gel additive for use in the production of polymer modified asphalt The present invention is directed to a an accelerator-gel additive used to deliver an accelerator such as sulfur, into a system for the production of polymer modified asphalt, vulcanized rubber or similar system. Unlike conventional methods of delivering ... | 05/27/2003 |
| 6569351 | Accelerator-gel additive for use in the production of polymer-modified asphalt The present invention is directed to a an accelerator-gel additive used to deliver an accelerator such as sulfur, into a system for the production of polymer modified asphalt, vulcanized rubber or similar system. Unlike conventional methods of delivering ... | 05/27/2003 |
| 6521685 | Clarifying agent formulations for thermoplastics exhibiting very high nucleation efficacy Certain thermoplastic additives that induce simultaneous low clarity and high nucleation efficacy are provided. Such additives include combinations of certain bicyclic salts (which by themselves induce very high nucleation efficacy) and certain benzyliden... | 02/18/2003 |
| 6472447 | Stabilized, finely disperse low-viscosity polymer polyols with a high content of polystyrene or polystyrene copolymers The present invention relates to finely dispersed, low-viscosity polymer polyols which are stabilized in a novel manner and which are characterized by a high content of polystyrene or polystyrene copolymers. This invention also relates to the preparation ... | 10/29/2002 |
| 6458917 | Polymerizable composition An optical resin prepared by curing a polymerizable composition comprising a (thio)epoxy compound having at least one intramolecular disulfide bond exhibits a considerably high refractive index while maintaining good optical properties and a high Abbe num... | 10/01/2002 |
| 6369156 | Polyurethane/polyurea-forming compositions The present invention relates to the curative component of poly urethane/urea-forming casting compositions containing (a) an aromatic polyamine containing at least one thioether group, (b) a phosphate ester and (c) an aldehyde or a compound which forms an... | 04/09/2002 |
| 6313257 | Poly (mercaptopropylaryl) curatives Polyfunctional mercaptoalkyl-substituted aryl compounds, one and two-part adhesive compositions including the compounds, and methods of making and using the compounds are disclosed. The compounds include one or more aromatic rings, wherein at least one, a... | 11/06/2001 |
| 6197213 | Scorch extending curing/crosslinking compositions A crosslinkable composition of a polymeric thermoplastic and/or elastomeric material which is susceptible to scorching when processed at elevated temperatures, prior to crosslinking, in the presence of a free radical initiator, is protected against such s... | 03/06/2001 |
| 6162883 | Catalyst mixture and polymerizable composition A mixture of at least one thermal carbene-free ruthenium catalyst A and at least one thermal ruthenium carbene catalyst B, both of which initiate the ring-opening metathesis polymerization on their own, said catalysts being present in a weight ratio of A ... | 12/19/2000 |
| 6033597 | Polysiloxane-containing rubber composition A rubber composition having improved properties containing a starting rubber (e.g., diene rubber) and a compounding agent comprising a mixture of a polysiloxane having the following alkoxysilyl group (I) and having an average degree of polymerization of 3... | 03/07/2000 |
| 6008296 | Optical terpolymer of polyisocyanate, polythiol and polyene monomers A monomer composition characterized by being curable to form a resin suitable for optical products having a balanced refractive index and Abbe's number range and good tintability comprising a polyene monomer; a polyisocyanate, polyisothiocyanate, or an is... | 12/28/1999 |
| 5925150 | Black colorant composition exhibiting low flairing A black colorant composition useful for coloring polyurethanes is provided having a red benzothiazole azo colorant which, when combined with a complementary blue and yellow colorant, exhibits low flairing.... | 07/20/1999 |
| 5876624 | Scorch retarding crosslinking compositions comprising a hydroquinone, a sulfur accelerator, a coagent and a free radical initiator A crosslinkable composition of a polymeric thermoplastic and/or elastomeric material which is susceptible to scorching when processed at elevated temperatures, prior to crosslinking, in the presence of a free radical initiator, is protected against such s... | 03/02/1999 |
| 5849214 | Scorch extending curing/crosslinking compositions A crosslinkable composition of a polymeric thermoplastic and/or elastomeric material which is susceptible to scorching when processed at elevated temperatures, prior to crosslinking, in the presence of a free radical initiator, is protected against such s... | 12/15/1998 |
| 5834575 | Compounds and polymers, resin compositions, nonlinear optical element and nonlinear optical devices, and production process therefor As a heteroaromatic compound made functional so as to be used in nonlinear optical materials, the present invention provides a heteroaromatic compound represented by the following Formula (1), (2), (3) or (4), a polymer obtained from any of these, a nonli... | 11/10/1998 |
| 5830381 | Curable fluoroelastomeric compositions Curable flurooelastomeric compositions employable for preparing fuel hoses or O-rings for injectors comprising: A) 100 phr (parts) copolymers or terpolymers based on VDF with a content in fluorine of at least 67% by weight, the VDF being comprised from 30 to ... | 11/03/1998 |
| 5817709 | Sulfonimide catalysts polyfunctional material combination Sulfonimide cure catalysts are used with aminoplast crosslinking agents and resins capable of reacting with aminoplast crosslinking agents to prepare heat curable compositions capable of crosslinking to form coatings and articles. Liquid or solid curable ... | 10/06/1998 |
| 5817738 | Conductive, multidimensional oligomers and blends The morphology of multidimensional oligomers is combined with the inclusion of charge carrier linkages within the oligomer arms to produce oligomers that are useful for preparing conductive or semiconductive composites, if suitably doped. The Schiff base ... | 10/06/1998 |
| 5800977 | Hardening a hydrophilic colloid composition A hydrophilic colloid is hardened with a vinyl-sulfone hardener in the presence of a borate compound in an amount sufficient to accelerate the rate of hardening. The borate compound is preferably a compound of Formula (I), or a salt, hydrate or precursor ... | 09/01/1998 |
| 5693848 | , ω-polymethacrylate dicarboxylic acids, their synthesis and use as dicarboxylic acid components for the synthesis or modification of polyesters, polyurethanes or polyepoxides ,ω-polymethacrylate dicarboxylic acids of the general formula ##STR1## wherein R1 is an optionally halogenated alkyl group with 1 to 22 carbon atoms, wherein the R1 group can assume different meanings in the polymer molecule, R | 12/02/1997 |
| 5686013 | Crosslinking agent composition comprising a diisocyanate, a diidocyanate adduct, and a triisocyanate adduct A magnetic recording medium, comprising a magnetic coating provided on a nonmagnetizable substrate, wherein the magnetic coating comprises a magnetic pigment dispersed in a polymeric binder, said binder being a matrix of cured components which comprise a ... | 11/11/1997 |
| 5658721 | Stabilized vinyl sulfone hardening compositions useful in photographic manufacturing Hydrophilic colloids, such as gelatin, which are employed in the manufacture of photographic elements are commonly treated with a hardening composition, among the most useful of which are hardening compositions containing vinyl sulfone hardening agents su... | 08/19/1997 |
| 5648434 | Sulfonimide catalyst/crosslinker combination Sulfonimide cure catalysts are used with aminoplast crosslinking agents and resins capable of reacting with aminoplast crosslinking agents to prepare heat curable compositions capable of crosslinking to form coatings and articles. Liquid or solid curable ... | 07/15/1997 |
