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7612159 |
Process for working up polyethersiloxanes
The invention relates to a process for working up polyethersiloxanes, wherein said polyethersiloxanes are treated with H 2 O 2 and are separated from volatile components by separation methods...
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7605219 |
Selective hydrosilylation method with alcohol or epoxide reactant and product
An asymmetric siloxane is made by reacting a silicone having the formula M H D x M′ H where M H is R 1 R 2 HSiO 1/2 , M′ H is R 4 R 5 HSiO 1/2 and x is an integer 0≦x≦10 under selective...
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7557231 |
Carboxylic tris-like siloxanyl monomers
The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain carboxylic monomers...
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7544827 |
Process for depositing low dielectric constant materials
Chemical vapor deposition processes result in films having low dielectric constants when suitable chemical precursors are utilized. Preferred chemical precursors include siloxanes,...
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7518010 |
Biomimetic systems consisting of lipid membranes bound to an electrically conducting substrate
The invention concerns lipids functionalized with a terminal C═C double bond which can be transformed into an anchor group for binding to a substrate surface. The invention further concerns...
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7507850 |
Preparation of organosilane esters
The present invention relates to a specific process for preparing organosilane esters of the formula (I) and a composition comprising more than 98% by weight of organosilane esters of the formula...
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7495062 |
Silicone methoxy ester compositions
The present invention relates to a series of dimethicone copolyol compounds that contain both methoxy capped groups and hydroxyl groups that are esterified with fatty acids or triglycerides. The...
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7488839 |
Fluorinated organosilicon compounds and fluorochemical surfactants
Fluorinated organosilicon compounds having formula (1) wherein Rf is a perfluoroalkyl group containing at least one ether bond, Q is a polyether group in the form of a homopolymer chain of ethylene...
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7425373 |
Primer composition
A primer composition comprising a compound containing an epoxy group, a Si—H group, and an aromatic ring per molecule, and a solvent is effective for assisting in integral molding or bonding a...
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7361777 |
Organically modified siloxanes and their use for producing preparations for water-repellent impregnations for mineral building materials
The invention relates to organomodified siloxane compounds of the general formula (I)
the use of at least one of these compounds for producing aqueous preparations for the water-repellent...
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7326761 |
Selective hydrosilylation method and product
An asymmetric siloxane is made by reacting a silicone having the formula M H D x M′ H where M H is R 1 R 2 HSiO 1/2 , M′ H is R 4 R 5 HSiO 1/2 and x is an integer 0≦x≦10 under selective...
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7294653 |
Silicone antifoaming agent
Silicone antifoaming agent of the present invention demonstrates excellent antifoaming effect with regard to aqueous foaming systems, and is especially suitable for use in conjunction with inks...
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7279503 |
Water in oil emulsions
The invention relates to emulsions of the W/O (water/oil) type made using specific emulsifiers and oils selected from silicone oil, mineral oil and combinations thereof. Silicone emulsifier...
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7259220 |
Selective hydrosilylation method
An asymmetric siloxane is made by reacting a silicone having the formula M H D x M′ H where M H is R 1 R 2 HSiO 1/2 , M′ H is R 4 R 5 HSiO 1/2 and x is an integer 0≦x≦10 under selective...
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7247699 |
Process for purification of crude polyether and adsorbent
A process for purifying a crude polyether, comprising contacting a crude polyether obtained by addition polymerizing an active hydrogen-containing compound with an alkylene oxide compound in the...
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7217777 |
Polymmonium-polysiloxane compounds, methods for the production and use thereof
Polyammonium-Polysiloxane compounds in which siloxane and alkylene oxide substructures are joined with each other through ammonium structures, useful as wash resistant softners.
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7208142 |
Indanylidene compounds
Novel indanylidene compounds can be used as UV-A filters in cosmetic compositions for protecting skin and hair and for technical applications.
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7138440 |
High refractive index polymeric siloxysilane compositions
Optically transparent, relatively high refractive index polymeric compositions and ophthalmic devices such as intraocular lenses, contact lenses and corneal inlays made therefrom are described...
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7091299 |
High refractive index polymeric siloxysilane compositions
Optically transparent, relatively high refractive index polymeric compositions and ophthalmic devices such as intraocular lenses, contact lenses and corneal inlays made therefrom are described...
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7091279 |
Curable fluoropolyether rubber compositions and rubber articles
A curable fluoropolyether rubber composition comprising (A) a straight-chain fluoropolyether compound having at least two alkenyl groups in a molecule and a perfluoropolyether structure in the...
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7074950 |
Process for preparing organosilicon compounds
The present invention relates to a process for adding Si-bonded hydrogen to aliphatically unsaturated compounds containing carbon-carbon multiple bonds and ether oxygen atoms in the presence of...
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7053233 |
Silane compound having at least two protected functional groups and method for preparing the same
A silane compound of the following formula (1) having two or more protected functional groups
A-R—Si(CH 3 ) n X 3-n ...
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6987157 |
Certain silicone polyethers, methods for making them and uses
There are disclosed silicone polyether compositions, methods for making them and their uses. The compositions are based on polyethers initiated by non-isomerizing alkenyl or alkynyl alcohols.
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6979710 |
Curable fluoropolyether rubber compositions and rubber articles
A curable fluoropolyether rubber composition comprising (A) a straight-chain fluoropolyether compound having at least two alkenyl groups and a perfluoropolyether structure, (B) an organosilicon...
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6887948 |
Method for preparing a siloxane-based elastomer composition
The invention relates to a method for the preparation of a siloxane-based elastomer composition comprising at least one elastomer, said elastomer composition comprising poly(alkylene oxide) groups...
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6867317 |
Alkoxylated silicone carboxylate-polymeric cationic complexes used in personal care applications
The present invention relates to a series of novel silicone alkoxylated esters which have terminal carboxyl groups that form salt complexes with certain amid containing cationic compounds to form...
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6858746 |
Process for the hydrosilylation of unsaturated aliphatic compounds
A compound having at least one H—Si group is reacted with an unsaturated aliphatic compound in the presence of a platinum catalyst and at least one organic additive component. The combination of...
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6844461 |
Synthesis of A-ring synthon of 19-NOR-1α,25-dihydroxyvitamin D3 from (D)-glucose
The present invention provides a method for the synthesis of an A-ring synthon phosphine oxide used in the preparation of 19-nor vitamin D compounds, and to novel synthetic intermediates formed...
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6828404 |
Polymerizable siloxanes
A process for the preparation of an alkoxysilyl siloxane substituted with at least one epoxy, vinyl ether, 1-propenyl ether, acrylate or methacrylate group comprises selectively reacting a...
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6812315 |
Oxazolidine compound and curable resin composition
Disclosed is an oxazolidine compound represented by the following formula (1). [R 1 represents a hydrocarbon group having 1 to 6 carbon atoms; R 2 and R 3 independently represent a hydrogen...
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6803407 |
Polyorganosiloxanes having alkoxylated side chains
Described are polysiloxane compositions that are obtainable in 2 steps. The first step comprises reacting a linear organopolysiloxane which contains Si—H bonds with a compound that has a terminal...
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6794464 |
Membrane or matrix for controlling the permeation rate of drugs
A membrane or matrix for controlling the permeation rate of a drug, where the membrane or matrix includes a siloxane-based elastomer composition which contains at least one elastomer and optionally...
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6784271 |
Odorless modified silicone compound, cosmetic preparation containing the same, and method of purifying modified silicone compound having branch polymer comprising hydrophilic group
A modified silicone compound having a branch polymer comprising a hydrophilic group, this compound being synthesized by performing an addition reaction between an organohydrogenpolysiloxane, and at...
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6770708 |
Silicone elastomers compositions
This invention is directed to an elastomer composition produced by crosslinking a high molecular weight ≡Si—H containing polysiloxane and a diene, diyne or ene-yne compound in the presence of a...
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6759094 |
Branched organosiloxane (co)polymers and their use as antimisting additives for silicone coating compositions
Branched organosiloxane (co)polymers comprising the structural elements of the formula Y[—C n H 2n —(R 2 SiO) m —A p —R 2 Si—G] x (I) where Y is a tri- to decavalent, optionally...
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6747116 |
Phosphated fluoro alkyl dimethicone copolyol esters
The present invention relates to novel dimethicone copolyol phosphate ester compounds bearing a fluoro group attached through a hydrophobic ester linkage to silicon. This invention also relates a...
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6747115 |
Silicone polymer, silicone composition, and cosmetic preparation containing the same
This invention relates to a silicone polymer that is insoluble in organic solvents due to its three dimensional crosslinked structure which swells up relative to fluorosilicone oils. The silicone...
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6740318 |
Additive for hair growing agent and hair growing agent composition
A hair growing agent composition containing a pharmaceutically active component, solvent and the additive shown by the following formula (I) or (II) wherein, R 1 is an alkyl group having a...
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6730749 |
Siloxane block copolymers having linked siloxane blocks
The invention relates to novel siloxane block copolymers of the general average formula having linked, different siloxane blocks and their use as surface-active agents, in particular as...
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6727340 |
Fluoro alkyl dimethicone copolyol esters
The present invention relates to novel dimethicone copolyol ester compounds bearing a fluoro group attached through a hydrophobic ester linkage to silicon. This invention also relates a series of...
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6703083 |
Silicon compound, liquid crystal composition and liquid crystal display
Silicon compounds having a low viscosity and a low threshold voltage and improved mutual solubility, a liquid crystal composition comprising the same and a liquid crystal display using the liquid...
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6673359 |
Terminally modified, amino, polyether siloxanes
The present invention teaches the composition of terminally modified, amino, polyether, siloxanes, known henceforth as amino siloxane alkokylates, and their use as adjuvants. The amino siloxane...
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6669949 |
Siloxane-containing oil compositions with good spreading properties
This invention relates to asymmetrical, substituted polysiloxanes which show good compatibility in a variety of oils and improve the spreading behavior of oil-based formulations, to a process for...
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6649689 |
Hydrophilic curable ethoxylated silicones
This invention relates to hydrophilic curable alkoxylated silicone polymers for surface modification and are useful in, e.g., fiber and fabric care, hair care, skin care, surface care, and car care...
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6630415 |
Durable hydrophilic coating for textiles
Low molecular weight silicone polyether ABA type block copolymer treatments wherein a linear polysiloxane is terminated at each end by a polyether moiety derived from ethylene oxide are useful to...
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6617391 |
Linear polydialkylorganosiloxanes having polyoxyalkylene and amino-functional groups which additionally have terminal alkoxy groups
The present invention relates to linear polyalkylorgano-siloxanes having polyoxyalkylene and amino-functional groups which additionally have terminal alkoxy groups, and to the preparation and use...
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6593436 |
Continuous manufacture of silicone copolymers via static mixing plug flow reactors
A continuous process for the manufacture of silicone copolymer utilizing at least one static mixing plug flow reactor, and optionally two static mixing plug flow reactors in a series or parallel....
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6570032 |
Compounds containing vinyl silane and electron donor or acceptor functionality
Compounds containing vinyl silane and electron donor or electron acceptor functionality can be used as adhesion promoters or as the main resin in curable compositions.
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6552212 |
Benzoate esters of hydroxyl terminated polyether polysiloxane copolyols and process for producing same
Compositions of matter comprising benzoate esters of hydroxyl terminated polyether polysiloxane copolyols, in particular dimethicone copolyol benzoates, and process for preparing same. The benzoate...
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6544532 |
Composition containing an unstable active agent in an oxidizing medium and uses thereof, especially cosmetic uses
The invention relates to a composition containing, in a physiologically acceptable medium, an unstable active agent in an oxidizing medium and an oil phase comprising cross-linked elastomer solid...
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