| Patent Number |
Title Of Patent |
Date Issued |
| RE38116 |
Method of making siloxane-based polymides |
May 6, 2003 |
| A method of making siloxane-based polyamides which includes at least one repeating unit represented by the formula ##STR1##wherein X is a linear or branched C.sub.1 -C.sub.30 alkylene chain; Y is a linear or branched C.sub.1 -C.sub.20 alkylene chain; DP is an integer having a value o |
| RE36754 |
Devices using silicone pressure sensitive adhesives containing organic wax |
June 27, 2000 |
| Hot-melt silicone pressure sensitive adhesive compositions containing organic waxes, methods of using the compositions and devices made using the compositions are disclosed. The hot-melt silicone pressure sensitive adhesive compositions include a mixture of (i) a silicate resin, (ii) a |
| RE35474 |
Transdermal drug delivery devices with amine-resistant silicone adhesives |
March 11, 1997 |
| This invention relates to an improved transdermal drug delivery device for the controlled transdermal delivery of amino-functional drugs. The improvement resides in providing the device with a silicone pressure-sensitive adhesive layer which has been chemically treated to reduce the |
| RE35298 |
Production of organosilanes from polysilanes |
July 16, 1996 |
| The present invention is a process for the production of organosilanes from the high-boiling residue resulting from the reaction of organohalides with silicon metalloid in a process typically referred to as the "direct process." The present process comprises forming a mixture comprising |
| RE34992 |
Multifunctional acrylate based abrasion resistant coating composition |
July 4, 1995 |
| A radiation curable protective coating composition is disclosed which contains at least one multifunctional acrylate or methacrylate monomer and colloidal silica dispersed in water or an organic solvent/water mixture. When applied to a substrate and radiation cured, the composition forms |
| RE34675 |
Coupling agent compositions |
July 26, 1994 |
| Coupling agent and primer compositions comprising a conventional silane coupling agent (1), and a disilyl crosslinker compound (II) of the general formulawhere RO denotes a hydrolyzable group, R' denotes a divalent organic radical, and the weight ratio of (I) to (II) is between 1:99 and |
| RE33749 |
Storage stable heat curable organosiloxane compositions containing microencapsulated platinum-co |
November 19, 1991 |
| Storage stable, one part organosiloxane compositions that cure upon heating by a platinum-catalyzed hydrosilation reaction comprise, in addition to the organosiloxane reactants, a platinum-containing hydrosilation catalyst that is microencapsulated within one or two layers of thermoplast |
| RE33429 |
Lattice-entrapped emollient-moisturizer composition |
November 6, 1990 |
| This invention relates to solid emollient-moisturizer compositions, and in particular relates to compositions wherein an emollient-moisturizer is entrapped in the lattice of the cross-linked polymer during in situ polymerization of the monomers forming the polymer lattice. The invention |
| RE33141 |
Moisture resistant polyurethanes derived from non-aromatic diisocyanates and polydiorganosiloxan |
January 2, 1990 |
| The reduction in tensile strength exhibited in high humidity environments by "soft" polyurethanes prepared from aliphatic or cycloaliphatic diisocyanates can be substantially reduced if the molar ratio of diisocyanate and chain extender to isocyanate-reactive species other than said |
| RE32250 |
Stabilization of silicates using salts of substituted nitrogen or sulfur containing siliconates |
September 23, 1986 |
| Salts of substituted nitrogen or sulfur containing siliconates are effective stabilizers for aqueous silicates in such applications as treating boiler water, geothermal water and other aqueous silicates. They are also useful in antifreeze and cooland solutions. |
| RE32107 |
Carbon-containing monolithic glasses and ceramics prepared by a sol-gel process |
April 8, 1986 |
| What is disclosed is a method of preparing carbon-containing monolithic glassy ceramics from organosilsesquioxanes, metal oxides and metal alkoxides through pyrolysis of their gels. Also disclosed are certain gel compositions used in the method and the glassy ceramics. |
| RE31543 |
Curable compositions |
March 27, 1984 |
| Certain aluminum compounds, such as aluminum alkoxides, chelates and acylates, catalyst the reaction of .tbd.SiOH with ##STR1## to yield compositions containing ##STR2## linkages. |
| RE31447 |
High yield silicon carbide pre-ceramic polymers |
November 22, 1983 |
| Pre-polymers which are alkoxylated or phenoxylated methylpolysilanes are useful for the preparation of fine grained silicon carbide ceramic materials and silicon carbide-containing ceramics. The pre-polymers exhibit ease of handling and their use to obtain silicon carbide ceramic mat |
| RE30431 |
Toughened mercaptosiloxane modified emulsion polymerized vinylic polymers |
November 4, 1980 |
| The impact strength of certain thermoplastic vinylic polymers is improved by polymerizing the corresponding monomers in an emulsion of a diorganosiloxane containing units of the formula HSR'SiR.sub.n O.sub.3--n/2. For example a styrene acrylonitrile copolymer containing 20 percent by |
| RE29760 |
Polyfunctional alkoxy endblocked polysiloxanes and their cured compositions |
September 12, 1978 |
| .Iadd.A siloxane of the formula .Iadd. ##STR1## .Iaddend. WHICH CAN BE CURED BY MIXING WITH A CATALYST AND USED AS A SILOXANE RUBBER FOR A COATING, A SEALANT OR CAULK. |
| RE29697 |
Low temperature solventless silicone resins |
July 11, 1978 |
| Organosilicon resins having excellent thermal shock resistance in either the filled or unfilled state are obtained by curing mixtures of (A) a copolymer of (in mole percent) 35 to 42 monophenylsiloxane, 0 to 12 diphenylsiloxane, 35 to 50 dimethylsiloxane and 8 to 15 vinylmethylsiloxa |
| RE29092 |
Self-lubricating bearings and other machine elements and a process for their manufacture |
December 28, 1976 |
| Self-lubricating bearings and other machine elements are prepared by admixing perfluoroalkylene polymers such as polytetrafluoroethylene with defined inorganic solid lubricants and epoxy resins followed by a cold molding technique and heating cycle which allows the economical production |
| RE29092 |
Self-lubricating bearings and other machine elements and a process for their manufacture |
December 28, 1976 |
| Self-lubricating bearings and other machine elements are prepared by admixing perfluoroalkylene polymers such as polytetrafluoroethylene with defined inorganic solid lubricants and epoxy resins followed by a cold molding technique and heating cycle which allows the economical production |
| D412834 |
Squeeze tube dispenser |
August 17, 1999 |
|
| 7452956 |
Urethane compositions containing carbinol-functional silicone resins |
November 18, 2008 |
| This invention relates to urethane compositions comprising: (A) 100 weight parts of at least one compound containing at least one isocyanate group; (B) 0.3-300 weight parts of a carbinol-functional silicone resin; (C) up to 250 weight parts of an organic polyol; and (D) up to 10 weight p |
| 7452849 |
Silicone resin for drilling fluid loss control |
November 18, 2008 |
| A silicone MQ resin based composition provides the oil industry with Fluid Loss Control (FLC) additives for water based drilling muds which are non-damaging. The composition is capable of achieving zero fluid seepage through filter cake, and a short build time for the initial filter cake |
| 7449536 |
Branched polymers from organohydrogensilicon compounds |
November 11, 2008 |
| A method comprising heating in the presence of a catalyst, a mixture comprising (i) a reaction product obtained by mixing in the presence of a platinum group metal-containing catalyst at least one organohydrogensilicon compound containing at least one silicon-bonded hydrogen atom per |
| 7432338 |
Branched polymers from organohydrogensilicon compounds |
October 7, 2008 |
| This invention relates to a method comprising (1) heating in the presence of a catalyst a mixture comprising (i) at least one organohydrogensilicon compound containing at least one silicon-bonded hydrogen atom per molecule or a reaction product obtained by mixing in the presence of a |
| 7429636 |
Organohydrogensilicon compounds |
September 30, 2008 |
| Organohydrogensilicon compounds containing at least one silicon-bonded hydrogen atom per molecule and at least one cyclosiloxane. |
| 7425351 |
Silicone resins |
September 16, 2008 |
| A silicone resin, curable to a resin of low coefficient of thermal expansion, high glass transition temperature and high modulus, has the empirical formula (R.sub.3SiO.sub.1/2).sub.a(R.sub.2SiO.sub.2/2).sub.b(RSiO.sub.3/2).sub.c(- SiO.sub.4/2).sub.d wherein each R is a hydrocarbon or |
| 7423095 |
Coating compositions containing aminofunctional silicone resins |
September 9, 2008 |
| This invention relates to a coating composition comprising (A) 100 weight parts of a compound containing at least one acrylate group or a compound containing at least one isocyanate group; (B) at least one aminofanctional silicone resin; (C) up to 300 weight parts of at least one org |
| 7410695 |
Siloxane based amide modified nylons |
August 12, 2008 |
| Nylon compositions prepared by the melt mixing of a nylon thermoplastic resin and the siloxane based amide are disclosed. The modified nylons are useful in applications requiring nylons with increased hydrophobicity. |
| 7410538 |
Granulated hydrophobic additive for cementitious materials |
August 12, 2008 |
| A cementitious material in powder form comprising cement, also comprises sufficient of a granulated hydrophobing additive, which comprises form 5 to 15 parts by weight of an organopolysiloxane component, form 10 to 50 parts by weight of a water-soluble or water-dispersible binder and fro |
| 7407991 |
Silicone foam control compositions comprising a siloxane fluid and a mixture of glycerol mono/di |
August 5, 2008 |
| A foam control composition comprises a polydiorganosiloxane fluid comprising units of the formula ##STR00001## where each group R, which may be the same or different, is selected from an alkyl group having 1 to 36 carbon atoms or an aryl group or aralkyl group having up to 36 carbon |
| 7405251 |
Flame retardant compositions |
July 29, 2008 |
| This invention relates to a flame retardant composition comprising: (a) 81 to 99.99 weight percent of a thermoplastic resin, thermoset resin, thermoplastic resin blend, or thermoset resin blend which upon burning forms a char and (b) 0.01-19 weight percent of a silsesquioxane resin h |
| 7385001 |
Mechanical inversion process for marking silicone oil-in-water emulsions |
June 10, 2008 |
| High viscosity silicone compositions such as silicone gums, silicone rubbers, silicone elastomers, and silicone resins, are emulsified by mechanical inversion in which silicone water-in-oil (W/O) emulsions are inverted to silicone oil-in-water (O/W) emulsions. Silicone resins with a |
| 7378482 |
Compositions having improved bath life |
May 27, 2008 |
| A composition comprising (A) at least one compound having at least one aliphatic unsaturation; (B) at least one organohydrogensilicon compound containing at least one silicon-bonded hydrogen atom per molecule and (C) a platinum group metal-containing catalyst. |
| 7374684 |
Method of separating components in a sample using silane-treated silica filter media |
May 20, 2008 |
| The present invention provides methods for separating one or more components of interest from a sample containing particulates and soluble materials. The method comprises the steps of: (a) filtering a sample through silica filter media whose surface silanol groups have reacted with o |
| 7368173 |
Siloxane resin-based anti-reflective coating composition having high wet etch rate |
May 6, 2008 |
| Herein we disclose a composition, comprising a siloxane resin having the formula (HSiO.sub.3/2).sub.a. (SiO.sub.4/2).sub.b(HSiX.sub.3/2).sub.c(SiX.sub.4/2).sub.d, wherein each X is independently --O--, --OH, or --O--(CH.sub.2).sub.m--Z.sub.n, wherein each m is independently an intege |
| 7358582 |
Planar optical waveguide assembly |
April 15, 2008 |
| A planar optical waveguide assembly prepared by a method comprising the steps of (i) applying a curable polymer composition to a surface of a substrate to form a polymer film; (ii) curing the polymer film to form a lower clad layer; (iii) applying a silicone composition to the lower clad |
| 7351847 |
Grignard processes with increased content of diphenylchlorosilanes |
April 1, 2008 |
| Three improved Grignard processes are used for preparing phenyl-containing chlorosilane products wherein the yield of diphenylchlorosilanes as a product is maximized, while the yield of phenylchlorosilanes as a product is minimized. In one embodiment, the process involves contacting a ph |
| 7345118 |
Fluorocarbon elastomer silicone vulcanizates |
March 18, 2008 |
| A method is disclosed for preparing an elastomeric base composition comprising: (I) mixing by an extrusion process (A) a fluorocarbon elastomer with (B) an optional compatibilizer, (C) an optional catalyst (D) a silicone base comprising a curable organopolysiloxane, (E), an optional |
| 7311770 |
Granulated hydrophobic additive for gypsum compositions |
December 25, 2007 |
| A hydrophobic gypsum composition is provided which contains gypsum, a granulated hydrophobing additive and a pH effecting additive in an amount sufficient to maintain the pH of the composition in the range of 8 and 12.5, in the presence of water. The granule contains an organopolysil |
| 7307179 |
Process for preparing cyclic organohydrogensiloxanes |
December 11, 2007 |
| A process for preparing cyclic organohydrogensiloxanes is disclosed. The process comprises the steps of (A) and (B). Step (A) comprising contacting a silane of the formula RHSiCl.sub.2, where R is selected from alkyl radicals having 1 to 12 carbon atoms and aryl radicals, with water |
| 7270706 |
Roll crusher to produce high purity polycrystalline silicon chips |
September 18, 2007 |
| A single roll crusher for comminuting high purity materials includes a roll with teeth spaced around the circumference of the roll. The roll is rotatably mounted inside a housing. The housing has a top with an entrance port, sides, and bottom with an exit port. The roll, teeth, and a |
| 7264728 |
Method of separating components in a sample using silane-treated silica filter media |
September 4, 2007 |
| The present invention provides methods for separating one or more components of interest from a sample containing particulates and soluble materials. The method comprises the steps of: (a) filtering a sample through silica filter media whose surface silanol groups have reacted with o |
| 7238768 |
Polysiloxanes and their preparation |
July 3, 2007 |
| An amino-functional polysiloxane is prepared by reacting an aminosilane (A) which contains an aminoalkyl group and at least one alkoxy group bonded to Si with a carboxylic acid and a silanol-functional polysiloxane (B). The aminosilane (A) is partially converted into its carboxylate salt |
| 7223386 |
Preparations for topical skin use and treatment |
May 29, 2007 |
| Topical preparations for release of an active agent and to methods of making and using the topical preparations are provided. The preparations may have an internal phase dispersed within an external phase. The internal phase may be a hydrophilic carrier and an active agent. The exter |
| 7208617 |
Hydrolysis of chlorosilanes |
April 24, 2007 |
| Chlorosilanes are hydrolyzed to a hydrolysate in a looped system containing a hydrolysis reactor, an HCl purifier, a wash means, and a separator. The steps of the method comprise: (i) feeding chlorosilanes from an external source to the hydrolysis reactor, (ii) feeding water from an |
| 7205373 |
Enzyme catalyzed organosilicon esters and amides |
April 17, 2007 |
| Methods for forming organosilicon esters and amides are provided. Additionally, organosilicon esters and amides are provided. The organosilicon esters and amides may be formed by contacting a hydrolase enzyme with an organosilicon reactant and an organic reactant. The enzyme may cata |
| 7189664 |
Method for producing hydrogenated silicon-oxycarbide films |
March 13, 2007 |
| A method for producing hydrogenated silicon oxycarbide (H:SiOC) films having low dielectric constant. The method comprises using plasma-assisted polymerization to react a cyclic silane compound containing at least one strained silicon bond to produce the films. The resulting films ar |
| 7173092 |
Fluorocarbon elastomer silicone vulcanizates |
February 6, 2007 |
| A method is disclosed for preparing an elastomeric base composition comprising: (I) mixing (A) a fluorocarbon elastomer with (B) a compatibilizer, (C) an optional catalyst, (II) mixing the product of step (I) with (D) a silicone base comprising a curable organopolysiloxane, (E), an o |
| 7153902 |
High solids emulsions of elastomeric polymers |
December 26, 2006 |
| Water-continuous emulsion of elastomeric polymers are disclosed having a solids content of greater than 75%, an average particle size less than 5 .mu.m, and having sufficient stability to produce a stable lower solids emulsion upon dilution with water comprising; an elastomeric polymer, |
| 7138184 |
Coating composition |
November 21, 2006 |
| A Chromium VI-free coating composition comprises a binder and a corrosion inhibitor in a solvent, wherein the binder comprises a silicate and an organic titanate, and the corrosion inhibitor comprises aluminium particles and zinc particles preferably flakes. The composition may also |
| 7109268 |
Process for making silicone emulsions |
September 19, 2006 |
| In a process for the production of a silicone in water emulsion in which a polysiloxane fluid, at least one surfactant and water are continuously fed to a high shear mixer in such proportions as to form a viscous oil in water emulsion which is continuously withdrawn from the mixer. The |
