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| Number | Title | Issue Date |
| 7935842 | Hydrolysis resistant organomodified trisiloxane surfactants Three types of trisiloxane surfactants having the basic formula: MDM′ are described wherein the substituents on the differing M and M′ groups in conjunction with a pendant polyalkylene oxide substituents on the D group to render the surfactan... | 05/03/2011 |
| 7332620 | Process for the preparation of silicone oils carrying a group comprising at least one hydrocarbon-comprising ring in which is included an oxygen atom Process for the preparation of a functionalized silicone oil by hydrosilylation of synthons in the presence of at least one organohydrosilicon compound, characterized in that: (1) the synthons hydrosilylated with the organohydrosil... | 02/19/2008 |
| 7300594 | Process for purifying a lipophilic fluid by modifying the contaminants A process for purifying a lipophilic fluid employing a functionalized fabric treating agent. The functionalized fabric treating agent is capable of delivering fabric treating benefits in a non-aqueous fabric article treatment process and is designed for easy removal... | 11/27/2007 |
| 7300593 | Process for purifying a lipophilic fluid A process for purifying dry cleaning solvents from a mixture containing used dry cleaning solvents and contaminants, such as laundry soils, fabric treating agents. ... | 11/27/2007 |
| 7192684 | Polymerizable silicon-containing compound, manufacturing method, polymer, resist composition and patterning process Polymerizable silicon-containing compounds of formula (1) wherein R1 is hydrogen, halogen or monovalent organic group are polymerized into polymers. A resist composition comprising the polymer as a base resin is sensitive to high-energy radiation, has exc... | 03/20/2007 |
| 7175930 | Conducting polymer-grafted carbon material for fuel cell applications A composition comprising particulate carbonaceous material and a conducting polymer containing hetero atoms. The composition can further comprise a metal. Devices comprising the composition can be constructed including supported electrocatalysts, membrane electrode ... | 02/13/2007 |
| 7141618 | Coating compositions with modified particles and methods of using the same Powder coating compositions having improved mar and scratch resistance are disclosed. The coatings generally comprise one or more particles that have been modified to render the particles more surface active. The improved resistance is achieved without affecting the... | 11/28/2006 |
| 7132294 | Functionalized small molecules for use in chemical sensors The invention provides a device for selective molecular recognition, the device comprising a sensing portion, wherein said sensing portion includes a substrate having coated thereon a layer comprising a non-volatile, small molecule compound having at least two penda... | 11/07/2006 |
| 7132558 | Silicone vitamin esters The invention discloses novel series of silicone esters, which are useful as antioxidants on skin. The products are produced using for a variety of hydroxyl containing actives such as vitamin A (retinol), vitamin A-2, and vitamin E. Compounds of the invention are pr... | 11/07/2006 |
| 7122692 | Process for the preparation of organosilylated carboxylate monomers, and their use in antifouling coatings Process for the preparation of organosilylated carboxylate monomers comprising the step of reacting an acyloxysilane with an unsaturated carboxylic acid, the monomers and their use as comonomer unit in the binder of antifouling coating compositions. ... | 10/17/2006 |
| 7108771 | Method for removal of impurities in cyclic siloxanes useful as precursors for low dielectric constant thin films A process for reducing the level(s) of water and/or other impurities from cyclosiloxanes by either azeotropic distillation, or by contacting the cyclosiloxane compositions with an adsorbent bed material. The purified cyclosiloxane material is useful for forming low-... | 09/19/2006 |
| 6958308 | Deposition of dispersed metal particles onto substrates using supercritical fluids A method for producing dispersed metal particles on a substrate and the compositions produced is disclosed. A method for producing the particles comprises exposing an organometallic and a particulate substrate to supercritical or near supercritical fluid under condi... | 10/25/2005 |
| 6943264 | Preparation of branched siloxane By reacting a branched siloxane compound of formula (2) containing compounds of formula (1) as an impurity with a disiloxane compound of formula (3) in the presence of an acid compound, there is prepared a branched siloxane of formula (2) containing a reduced level ... | 09/13/2005 |
| 6875881 | Preparation of branched tetrasiloxane A branched tetrasiloxane is prepared by preforming a liquid mixture of a disiloxane compound, an alcohol and an acid catalyst, adding a trialkoxysilane compound to the mixture for reaction, and adding water to the reaction mixture for co-hydrolysis, thereby forming ... | 04/05/2005 |
| 6808826 | Blue electroluminescence compound for an organic electroluminescence device and the organic electroluminescence device using the same A blue electroluminescence compound for an electroluminescence display device comprising a spirobifluorene or triarylsilylphenyl group and a display device using such a blue electroluminescence compound, thereby improving a light emitting efficiency and brightness o... | 10/26/2004 |
| 6753438 | Process for the condensation of compounds having silicon bonded hydroxy or alkoxy groups The specification describes preparation of materials comprising selected boron anions and processes using them as catalysts for condensation reaction of compounds having silicon-bonded hydroxy or alkoxy groups. Preferred anion compounds comprise borates incorporatin... | 06/22/2004 |
| 6737538 | Purification of silicone oil An unpurified silicone oil is treated with fibrous activated carbon, yielding a silicone oil of high purity, which will find use in the electric and electronic industry and as cosmetics. ... | 05/18/2004 |
| 6548690 | Porous polymethylsilsesquioxane with adsorbent properties The present application describes a porous polymethylsilsesquioxane (PMS) having a specific surface area between approximately 50 m2 /g and 500 m2 /g, a pore volume between approximately 0.1 cm3 /g and 0.8 cm3 /... | 04/15/2003 |
| 6414175 | Innovative siloxane block copolymers with rigid spacers and their use The invention relates to block copolymers of the general average formula ##STR1## with siloxane blocks which are linked via rigid spacers, and to their use as surface-active agents.... | 07/02/2002 |
| 6368359 | Process for stabilization of dry cleaning solutions A method for stabilizing silicone dry cleaning solvents that may contain an undesirable basic impurity capable of causing cyclic siloxane formation, comprising contacting the silicone solvent with an aqueous solution, and separating the silicone solvent.... | 04/09/2002 |
| 6214961 | Method of producing branched silicone oil A method of producing a branched silicone oil which comprises mixing 100 parts by weight of an organopolysiloxane represented by the following formula (I) and/or an organopolysiloxane represented by the following formula (II) with 0.1 to 100 parts by weig... | 04/10/2001 |
| 6211323 | High molecular weight alkylmethyl-alkylaryl siloxane terpolymers having low SiH content and methods for their preparation The present invention relates to triorganosiloxy-endblocked poly(methyl(C6-C40alkyl)siloxane)-poly(methyl(aralkyl)siloxane)-poly(methy l(C2-C4alkyl)siloxane) terpolymers. This invention also relates to two different methods of making these terpolymers. The... | 04/03/2001 |
| 6143912 | Process for preparing methylhydrogenpolysiloxanes having trimethylsilyl end groups A process for preparing methylhydrogenpolysiloxanes having trimethylsilyl end groups wherein, in a first step, methyldichlorosilane and trimethylchlorosilane are reacted with at most 0.5 mol of water per mole of hydrolyzable chlorine to give a partial hyd... | 11/07/2000 |
| 6001140 | Diesel fuel and lubricating oil antifoams and methods of use The present invention relates to diesel fuel and lubrication oil defoaming agents, and crude oil demulsifiers, as well as methods for using same. In particular, the defoaming agents and demulsifiers are comprised of copolymers which have structures consti... | 12/14/1999 |
| 5929186 | Method for making silicone copolymers A release agent composition for use in an electrophotographic process is disclosed. This composition includes a specifically-defined heat-stable silicone oil-silicone wax random copolymer. The copolymer has a melting point such that it is liquid on the ho... | 07/27/1999 |
| 5861524 | Oligomeric fluoroalkylsiloxanes as oil spreading agents Oligomeric fluoroalkylsiloxanes corresponding to the formula: ##STR1## wherein x is 0 to 3, y is 0, 1, or 2; z is 0 or 1; x+y>0, and R has the formula --Ca H2a --Ob --Cd H2c --Cd F | 01/19/1999 |
| 5834613 | Perhalogenated polyorganosiloxanes and the processes for their preparation Chemically stable, perfluorinated, linear or cyclic polyorganosiloxanes (POS), and a process for the preparation thereof. Antifoams, agents for lowering surface tension, dirt repellents, antiadhesives, lubricants, oleophobic and/or hydrophobic agents, coa... | 11/10/1998 |
| 5830486 | Cosmetic A cosmetic which contains perfluoroalkyl denatured methylphenyl polysiloxane with a structure represented by the following general formula (I): ##STR1## where l, m and n denote average numbers where l is 1-150, m is 1-150 and n is 0-150, a denot... | 11/03/1998 |
| 5783719 | Method for making silicone copolymers A release agent composition for use in an electrophotographic process is disclosed. This composition includes a specifically-defined heat-stable silicone oil-silicone wax random copolymer. The copolymer has a melting point such that it is liquid on the ho... | 07/21/1998 |
| 5783718 | Process for the preparation of polyorganosiloxanes by hydrolysis of organohalosilanes The invention relates to a process for the preparation of polyorganosiloxanes by hydrolysis of organohalosilanes of formula (I) Ra R1b SiXc, wherein R and R1 identical or different, are an hydrogen at... | 07/21/1998 |
| 5688888 | Peralkylated phosphazene base-catalyzed silanol condensation method Organopolysiloxane oils and gums are produced by the condensation of silanol-terminated organosiloxane in the presence of an effective amount of a peralkylated phosphazene base as a catalyst and at reduced pressure.... | 11/18/1997 |
| 5679822 | High purity branched phenylsiloxane fluids The invention provides high purity branched phenylsilsesquioxane containing fluids of the general formula Me3 SiO--(Me3 SiOPhSiO)x --SiMe3, wherein Me is methyl, Ph is phenyl, and x is 1 to 6, and an essentially... | 10/21/1997 |
| 5670686 | Alkyl substituted siloxanes and alkyl substituted polyether fluids New alkyl substituted siloxanes and alkyl substituted polyether fluids are prepared by reacting an unsaturated alkyl, a aralkyl or ether with alkylhydrido siloxanes such as (i) comonomers RSi(OSiMe2 H)3, (ii) oligomers (HMe2 | 09/23/1997 |
| 5670688 | Process for the industrial manufacture of a cycloalkylsilane or polyorganosiloxane This invention relates to a process for the manufacture of a silane or polyorganosiloxane containing a cycloalkyl substituent by hydrogenation of a silane or polyorganosiloxane containing at least one aromatic hydrocarbon substituent in the presence of a ... | 09/23/1997 |
| 5616673 | Process for production of low viscosity low silanol content silicone fluids Use of a certain class of acid washed clays enables a fixed bed process for the production of very low viscosity low silanol content silicone fluids to be produced in a fixed bed single reactor process.... | 04/01/1997 |
| 5605997 | Process for producing organopolysiloxanes A process of producing an organopolysiloxane, comprising hydrolyzing and condensing an alkoxysilane having the formula: Rm Si(OR1)4-m wherein R is a monovalent hydrocarbon group, R1 is an alkyl group and m is an inte... | 02/25/1997 |
| 5565540 | Method for the preparation of SiOH-containing organosiloxane oligomer The present invention pertains to a method for the preparation of organosiloxane oligomer with the general formula R13 SiO(R22 SiO)n H where each R1 and R2 are independently monovalent hyd... | 10/15/1996 |
| 5542960 | Efficient diesel fuel antifoams of low silicon content The present invention is a class of organosilicone terpolymers which may be used to abate the foaming of diesel fuel at silicon levels below 1.2 ppm. Said silicone terpolymers are modified alkyl phenol derivatives and polyethers grafted on a polysiloxane ... | 08/06/1996 |
| 5527935 | Organopolysiloxanes having bifunctional terminal siloxane units The present invention relates to the organopolysiloxanes having the formula [R1 Si(OSiR22 X)2 OSiR22 O1/2 ]a [R3 SiO1/2 ]b [R2 SiO] | 06/18/1996 |
| 5521238 | Oranopolysiloxane emulsions and fibers coated therewith The present invention relates to an organopolysiloxane emulsion composition comprising a hydroxy or alkoxy-endblocked diorganopolysiloxane, an alkoxy-group containing organosilicon compound, surfactant, and water. The compositions of this invention are ch... | 05/28/1996 |
