|7368514||Siloxane monomer containing trifluorovinylether group and sol-gel hybrid polymer prepared by using the same|
The present invention relates to a siloxane monomer containing a trifluorovinylether group and a sol-gel hybrid polymer prepared using the monomer, more particularly to siloxane monomer with novel structure prepared by reacting alkoxychlorosilane with a Grignard rea...
|7256316||Fluorine-containing vinyl ethers, their polymers, and resist compositions using such polymers|
A fluorine-containing vinyl ether represented by formula 1, wherein R represents an organic group containing at least one fluorine atom and a cyclic structure is provided. A fluorine-containing copolymer containi...
|7205373||Enzyme catalyzed organosilicon esters and amides|
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. T...
|7205050||Low shear adhesion RTV silicone|
An RTV seal forming silicone composition has a silicone base material that includes a lipophilic secondary phase insoluble in the silicone base material upon cure thereof. The resulting silicone has a shear adhesion strength as measured by transverse displacement of...
A primer composition comprises (a) a fluoroalkylene or fluoropolyether compound having at least one alkenyl radical and at least one hydrolyzable silyl radical, (b) an organic titanic acid ester, (c) an organic tin compound, and (d) a silane compound. The primer com...
|6706906||Water repellent composition, surface-treated substrate, process for its production and article for transport equipment|
A water repellent composition comprising a compound of the following formula 1, and a compound of the following formula 4 and/or a compound of the following formula 5: RfSi(R)p(X)3−p Formula 1
|6703378||Vitreoretinal tamponades based on fluorosilicone fluids|
Fluorosilicone fluids useful as high-density fluid ocular tamponades and methods of producing, purifying and using the fluorosilicone fluids in an ocular surgical procedure for retinal treatment....
|6448428||Fluorine-containing organic silicon compound and method for its production|
A fluorine-containing organic silicon compound represented by the following formula (1): (1) provided that the symbols in the formula (1) have the following meanings: R1 and R2 : respectively independently monovalent hydrocarbon groups;...
|6291623||Fluoroalkylsubstituted cyclotrisiloxanes, their use for preparation of new polymers and novel polymers|
This invention relates to new fluoroalkyl substituted cyclotrisiloxanes, their use in the preparation of new homopolymers, block copolymers and random copolymers, and to such new homopolymers, block copolymers and random copolymers....
The invention relates to a compound having the formula I ##STR1## wherein R1 is hydroxy, (1-6C)alkoxy or NR4 R5, R4 and R5 being independently hydrogen, (1-6C)alkyl, (3-7C)cycloalkyl, (2-6C)alken...
|6114562||Organosilicon compounds and method of making|
Novel organosilicon compounds having a perfluoroalkyl or perfluoropolyether group and at least one ethynyl group are useful as an agent for controlling hydrosilylation reaction between a --SiH group-bearing compound and a --CH.dbd.CH2 group-bea...
|5948929||Fluorosilicon compounds and preparation method|
A fluorinated organosilicon compound is represented by formula (I). ##STR1##...
|5914420||Perfluorinated organo substituted cyylosiloxanes and copolymers prepared from these cyclosiloxahes|
Compositions of unstrained perfluorinated organo substituted cyclosiloxanes of formula (I): ##STR1## wherein m is an integer of 1 to 12; n is an integer of 1 to 4; X is a divalent radical which may include O, NH, N(CH3), OC(O), NHC(O), ...
|5908950||Polyether modified fluoroalkylsiloxanes|
Polyether modified fluoroalkylsiloxanes having the general structure of Formula (I), Formula (II) or Formula (III): ##STR1## wherein x is about 0 to 500, y is about 1 to 50, z is about 1 to 50, R=Cp H2p --(OC2 H4...
|5892086||Perfluorinated ether organo substituted cyclosiloxanes and copolymers prepared from these cyclosiloxanes|
Compositions of unstrained perfluorinated ether organo substituted cyclosiloxanes of formula (I): ##STR1## wherein m is an integer of 1 to 12; n is an integer of 1 to 4; X is a divalent radical which may include O, NH, N(CH3), OC(O), NHC(O...
|5834612||Fluorine-containing organic compound|
A fluorine-containing organic compound of the following formula (1): Rf CH2 CH2 CH2 OCH2 CH.dbd.CH2 ( 1) wherein Rf is a C1-20 fluoroalkyl group....
|5700898||Fluorine-modified silicone derivative, production thereof, and cosmetic containing the same|
The present invention is directed to a fluorine-modified silicone derivative the organopolysiloxane chain which is partly substituted by the siloxane chain of the following general formula (1), (2) or (3), a preparation process thereof, intermediates usef...
|5698728||Alkene intermediates for preparing 1,2-dioxetanes|
Novel alkene intermediates useful in the preparation of 1,2-dioxetanes....
|5548054||Fluorine-modified silicone derivative, production thereof and cosmetic containing the same|
A fluorine-modified silicone derivative having an organopolysiloxane chain which is partly substituted by the siloxane chain of the following general formula (1), (2) or (3), ##STR1## where R1, R2, R3, Rf, ...
|5412135||Organic silicon compounds and curable organopolysiloxane compositions|
A novel organic silicon compound having at least one .tbd.SiH group in a molecule and a fluorinated organic group at either end is a useful crosslinking agent for various resins, especially fluorinated resins. An organopolysiloxane composition comprising ...
|5374760||Fluorine-containing organosilicon compounds and method for the preparation thereof|
A fluorine-containing organosilicon compound and a method for its preparation are disclosed, said compound having the general formula ##STR1## in which R1 represents a monovalent hydrocarbon group, excluding alkenyl group, R2 re...
|5288891||Fluoralykyl group-containing organosilicon oligomer, method for preparing same and surface treating agent|
A fluoroalkyl group-containing organosilicon oligomer is represented by the following formula (I) or (IV) of: ##STR1## wherein R, R1, R2, X and Y each are the same or different groups and stand for an alkyl, alkoxy or alkylcarbo...
|5262557||Fluorine-containing organosilicon compound and process for producing the same|
A fluorine containing organosilicon compound represented by the following general formula: ##STR1## wherein R represents an alkyl group or an aryl group, a is an integer of 1 to 7, b is an integer of 2 to 8, and c is an integer of 1 to 3. This c...
|5247112||Method for purifying silyl ketene acetals|
The present invention is a method for separating silyl ketene acetals from carbonyl by-products having a terminal olefinic bond and a boiling point similar to that of the silyl ketene acetals. The method employs a platinum catalyst which specifically effe...
|5214177||Fluorinated organic silicon compounds and method for making|
Fluorinated organic silicon compound of the general formula: ##STR1## wherein R is an alkyl group having 1 to 6 carbon atoms, n is an integer of from 1 to 6, and m is equal to 1, 2 or 3 are novel and useful as treating agents and intermediates for th...
|5210253||Fluorine-containing organosilicon compound|
Fluorine-containing organosilicon compound according to the present invention is expressed by the general formula: ##STR1## wherein Rf is a perfluoropolyether group having 3 to 17 carbon atoms, R is an alkylene group having 1 to 6 carbon atoms or a g...
|5208358||Process for preparation of silyl ketene acetals|
The present invention is a process for preparation of silyl ketene acetals. The process comprises contacting a mixture containing an organosilane having a silicon-bonded hydrogen (organohydrosilane) and a vinylic compound with RhCl(di-tert-butylsulfide)
|5202453||Fluorinated cyclic organic silicon compounds and method for making|
Fluorinated cyclic organic silicon compounds of the general formula: ##STR1## wherein R1, R2, R3, R4, and R5 are independently selected from alkyl groups having 1 to 6 carbon atoms and n is an integer...
|5183913||Cyclic triketone compounds and trimethylsilyoxy butadiene compounds and their use in the preparation of daunomycinone derivatives|
The invention provides novel cyclic triketone compounds of the formulae ##STR1## wherein S is H, alkyl or alkoxy and R* is a group of the formule ##STR2## wherein R1 is methyl and R2 is an alkyl group containing at least 2 ...
The instant invention relates to polysiloxane polyoxyalkylene compounds containing at least one perfluoroalkyl terminated polyoxyalkylene group. These compounds are useful as surfactants and improve or impart properties such as wetting, penetration, sprea...
|5099053||Fluorine-containing organic silicon compounds and a manufacturing method thereof|
Fluorine-containing organic silicon compounds represented by the following general formula: ##STR1## wherein n is any integer of 1 to 4, and x is any integer or 0 to 3; and a method of manufacturing the same compounds consisting of hydrosilylization ...
|5043464||Fluorine-containing surfactant and process for producing the same|
The fluorine-surfactant of the present invention has a fluorine-containing group and a hydrophilic polyether group bonded to each other through a silicon atom, and this is obtained by reacting an organosilicon compound of the formula: ##STR1## w...
|4996344||Fluorine-containing organosilicon compound and process for preparing the same|
A fluorine-containing organosilicon compound represented by Formula (I): ##STR1## wherein R1 represents a monovalent hydrocarbon group having 1 to 10 carbon atoms; Rf represents a fluorine-containing group represented by the for...
|4968828||Fluorine-Containing organosilicon compound|
A fluorine-containing organosilicon compound represented by the following general formula: ##STR1## wherein Rf represents a perfluoroalkyl group or a perfluoroalkyl ether group, and m and n are each an integer of 0 or 1. This fluorine...
|4927950||Fluorine-containing silane compounds|
A fluorine-containing silane compound of the formula: ##STR1## wherein Rf is a fluorine-containing C4 --C18 aliphatic group, R1 is hydrogen or a C1 -C4 alkyl group, A is a straight or ...
An organosilicon compound represented by general formula (I): ##STR1## wherein R1, R2, R3, R4 and R5 may be the same or different and each represent an alkyl group having 1 to 4 carbon atoms; R
|4895966||Polymerizable organosilane compound|
The organosilane compound of the invention is represented by the general formula CIFC.dbd.CF--O--(R1 --O--)m --(--R2 --)n --CHR3 --CH2 --SiR3, in which, for example, each R1
The compounds of the formula (I) ##STR1## in which X denotes CH2, O, S or NR6, R1 denotes alkyl, cycloalkyl, alkenyl, (substituted) phenyl, or (substituted) naphthyl, R2 and R3 denote alkyl, alkenyl o...
|4778909||Stable silica-based ether bonded phases for biopolymer separations|
Fast high resolution separations of biopolymers with retention of biological activity have been achieved by hydrophobic interaction chromatography using trialkoxy silyl ethers of the general formula chemically bonded to silica-based chromatographic supports. I...
|4775664||Silane derivatives, agents containing them, and their use as pesticides|
The compounds of the formula (I) ##STR1## in which X denotes CH2 or O, R1 denotes (subst.) pyridyl or (subst.) pyrimidyl, R2 and R3 denote alkyl or alkenyl or R2 and R3 denote an alkylene c...