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Dow Corning Corporation Patents
Assignee:
Dow Corning Corporation
Address:
Midland, MI
No. of patents:
2439
Patents:












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
8586690 Process for the production of polysilalkylenesiloxanes November 19, 2013
The present invention relates to a process for the production of an intermediate siloxane monomer and use of said monomer to produce high molecular weight linear polysilalkylenesiloxanes. The siloxane monomer is prepared by ring opening polymerization of a cyclic monomer of the struc
8586669 Silicone paste compositions November 19, 2013
Silicone paste compositions are disclosed by combining a silicone organic elastomer gel with water or a hydrophilic solvent. The silicone paste compositions may further contain a personal or healthcare active. The silicone organic elastomer gel is prepared by reacting in a carrier fluid
8580994 Process for the preparation of haloalkylalkoxysilanes and haloalkylhalosilanes November 12, 2013
This invention involves a process for the preparation of haloalkylalkoxysilanes and haloalkylhalosilancs. The process comprises reacting an alkoxyhydridosilane or a halohydridosilanc silane with an alkenylhalide compound in the presence of a catalytic amount of an iridium containing
8580886 Method for the preparation and use of bis (alkoxysilylorgano)-dicarboxylates November 12, 2013
A method for preparing a bis(alkoxysilylorgano)dicarboxylate includes reacting a haloorganoalkoxysilane, a dimetal salt of a dicarboxyl functional compound, and a phase transfer catalyst. A quaternary iminium compound of a polyaza, polycycloalkene is useful as the phase transfer cata
8580862 Continuous process for polymerization and emulsification of siloxane November 12, 2013
A method and apparatus for making silicone-in-water emulsions comprising high viscosity silicone polymers is provided. In various aspects, polyorganosiloxanes are polymerized into high viscosity silicone polymers then emulsified in a continuous process, wherein the process is carried
8580729 Organopolysiloxane compositions containing an active material November 12, 2013
This invention relates to organopolysiloxane (silicone) compositions containing an active material chosen to have a desired effect in the composition, such as a perfume, sunscreen, vitamin, drug, biocide, pest repellent, catalyst or cooling agent. The active material is generally an
8569417 Modified polyolefins October 29, 2013
The invention relates to a process for grafting hydrolysable silane groups to a polyolefin in which ethylene units, if present, form less than 50% by weight of the total polyolefin. The polyolefin is reacted with an unsaturated silane, having at least one hydrolysable group bonded to
8569416 Single phase silicone acrylate formulation October 29, 2013
This invention provides a single phase silicone acrylate formulation that resists phase separation and includes (A) at least one of a silicone, an acrylate, and combinations thereof. The single phase silicone acrylate formulation also includes (B) a silicone acrylate hybrid compatibilizi
8564871 Electrochromic composition, a method of forming the electrochromic composition and an electrochr October 22, 2013
An electrochromic apparatus comprises a first electrode layer and a second electrode layer spaced from and disposed substantially parallel to the first electrode. An electrochromic layer is disposed between the first and second electrode layers. An electrolyte layer is disposed betwe
8298517 Personal care compositions having improved compatibility and providing improved sun protection October 30, 2012
Personal care composition having improved compatibility and providing improved sun protection are obtained by including a liquid silicone resin having greater than 50 mole percent Me.sub.3SiO.sub.1/2 and PrSiC.sub.3/2 units, where Me is methyl and Pr is propyl in the composition. If desi
8298367 Pressure sensitive adhesives and methods for their preparation October 30, 2012
A pressure sensitive adhesive composition includes (A) a bodied MQ resin containing (i) a resinous core and (ii) a nonresinous polyorganosiloxane group, where the nonresinous polyorganosiloxane group is terminated with a silicon-bonded hydroxyl group; (B) a treated MQ resin, where (B)/(A
8293939 Methods for removing vicinal diols from lactic acid fermentation broth October 23, 2012
Embodiments of a method for removing vicinal diols from a lactic acid fermentation broth comprise the steps of contacting the lactic acid fermentation broth with functionalized silica comprising at least one hydrophobic ligand to facilitate binding of the vicinal diols to the hydroph
8287685 Airbag and process for its assembly October 16, 2012
A process for assembling an airbag for use in vehicle applications is disclosed. The airbag has a seam made from two or more different materials (102, 104). The combination of the materials and the process for assembling the airbag minimize the need for sewn seams.
8283025 Reinforced silicone resin films October 9, 2012
Reinforced silicone resin films comprising at least two polymer layers, wherein at least one of the polymer layers comprises a cured product of a at least one silicone resin having an average of at least two silicon-bonded alkenyl groups or silicon-bonded hydrogen atoms per molecule,
8278390 Coatings with carbinol-functional siloxane resin October 2, 2012
A coating composition contains a carbamate-functional film-forming material, a carbinol-functional, nonlinear siloxane resin, and an aminoplast crosslinking agent. The composition provides excellent high-bake repair adhesion of a repair-coating layer over the initial coating.
8278288 Organosiloxanes containing ester derivatives of ascorbic acid October 2, 2012
Organosiloxanes containing ester derivatives of ascorbic acid are disclosed having the formula (RiSiO)11Ro-Ii)Si--X-A wherein R is an alkyl group containing 1 to 6 carbon atoms, n is 1 to 3 inclusive, X is a divalent organic linking group, A is an ester derivative of ascorbic acid. A
8277945 Glass substrates coated or laminated with multiple layers of cured silicone resin compositions October 2, 2012
An article of manufacture comprising (i) at least one glass substrate; (ii) a first coating layer on at least a portion of at least one side of the glass substrate wherein the first coating layer comprises an organic polymer or a cured silicone resin composition selected from a hydro
8277939 Glass substrates coated or laminated with cured silicone resin compositions October 2, 2012
An article of manufacture comprising (i) at least one glass substrate and (ii) a coating layer on at least a portion of at least one side of the glass substrate wherein the coating layer comprises a cured silicone resin composition selected from a hydrosilylation cured silicone resin
8273840 Silicone polyether elastomer gels September 25, 2012
Gel compositions are disclosed containing a silicone polyether elastomer from the reaction of an organohydrogensiloxane having at least two SiH containing cyclosiloxane rings in its molecule, a compound or mixture of compounds having at least two aliphatic unsaturated groups in its m
8273448 Reinforced silicone resin films September 25, 2012
Reinforced silicone resin films comprising at least two polymer layers, wherein at least one of the polymer layers comprises a cured product of a at least one silicone resin having an average of at least two silicon-bonded hydrogen atoms, hydroxyl groups, or hydrolysable groups per m
8263312 Antireflective coating material September 11, 2012
Antireflective coatings comprising (i) a silsesquioxane resin having the formula (PhSiO(3-x)/2(OH)x)mHSiO(3-x)/2(OH)x)n(MeSiO(3-x)/2(OH)x)p where Ph is a phenyl group, Me is a methyl group, x has a value of 0, 1 or 2; m has a value of 0.01 to 0.99, n has a value of 0.01 to 0.99, p has a
8263153 Method of preventing or reducing haze in a beverage using silane-treated silica filter media September 11, 2012
The present invention provides a method for preventing or reducing haze development in a beverage. Silane-treated silica filter media are synthesized. By contacting the beverage with the silane-treated silica filter, one or more haze-forming components bind to the silane-treated sili
8258502 Light emitting device encapsulated with silicones and curable silicone compositions for preparin September 4, 2012
A composition includes: (I) an alkenyl functional, phenyl-containing polyorganosiloxane, an Si--H functional phenyl-containing polyorganosiloxane, or a combination thereof; (II) a hydrogendiorganosiloxy terminated oligodiphenylsiloxane having specific molecular weight, an alkenyl-fun
8252191 Sub-micron decal transfer lithography August 28, 2012
The present invention provides a method of sub-micron decal transfer lithography. The method includes forming a first pattern in a surface of a first silicon-containing elastomer, bonding at least a portion of the first pattern to a substrate, and etching a portion of at least one of
8247357 Filler treating agents based on hydrogen bonding polyorganosiloxanes August 21, 2012
A composition includes (i) a matrix, (ii) a filler, and (iii) a filler treating agent; where the filler treating agent comprises a polyorganosiloxane capable of hydrogen bonding. The filler treating agent can be a saccharide-siloxane polymer, an amino-functional polyorganosiloxane, o
8242181 Aluminum oxide dispersion and method of preparing same August 14, 2012
An aluminum oxide dispersion comprising from 30 to 99.9% (w/w) of a solvent; and from 0.1 to 70% (w/w) of aluminum oxide nanofibers suspended in the solvent, wherein the nanofibers comprise from 0 to 99.99% (w/w) of .gamma.-AlO(OH) and from 0.01 to 100% (w/w) of .gamma.-Al.sub.2O.sub.3;
8242071 Process for preparing fabric softener compositions August 14, 2012
A process is disclosed for preparing a fabric softener composition containing a quaternary ammonium salt, and a silicone or organic oil. The process involves forming a thick phase aqueous dispersion of the quaternary ammonium salt with the silicone or organic oil, and further admixin
8241707 Silsesquioxane resins August 14, 2012
This invention pertains to silsesquioxane resins useful in antireflective coatings wherein the silsesquioxane resin is comprised of the units (Ph(CH.sub.2).sub.rSiO.sub.(3-x)/2(OR').sub.x).sub.m (HSiO.sub.(3-x)/2(OR').sub.x).sub.n (MeSiO.sub.(3-x)/2(OR').sub.x).sub.o (RSiO.sub.(3-x)/
8236890 Emulsions of silicone elastomer and silicone organic elastomer gels August 7, 2012
Aqueous emulsions are disclosed of a gel or gel paste containing a silicone elastomer from the reaction an organohydrogensiloxane having at least two SiH containing cyclosiloxane rings in its molecule and a compound having at least two aliphatic unsaturated groups in its molecule.
8227181 Method of preparing a patterned film with a developing solvent July 24, 2012
A method of preparing a patterned film on a substrate includes applying a silicone composition onto a substrate to form a film of the silicone composition. A portion of the film is exposed to radiation to produce a partially exposed film having an exposed region and a non-exposed region.
8222364 Composition including a siloxane and a method of forming the same July 17, 2012
A composition includes a siloxane of the formula: (RMe.sub.2SiO.sub.1/2).sub.a(MeRSiO.sub.2/2).sub.b(RSiO.sub.3/2).sub.c(Si- O.sub.4/2).sub.d wherein a is at least 2, b is from 3 to 20, c is from 0 to 10, d is from 0 to 10, and each R is independently of the formula --CR'.sub.2--CR'.

 
 
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