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| Number | Title | Issue Date |
| 7803959 | Synthesis of aromatic silicon-containing compounds Methods are provided for preparing aromatic silicon-containing compounds. The methods include providing an aromatic starting material; reacting the aromatic starting material with a base to form an aromatic salt; and reacting the aromatic salt with a halo-alkylene-s... | 09/28/2010 |
| 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 glycol or propylene glycol or a copolymer chain of both, R is hydrog... | 02/10/2009 |
| 7371865 | Process for the manufacture of HMG-CoA reductase inhibitors The invention relates to a process for the manufacture of a compound of formula or a salt, especially a pharmaceutically acceptable salt with a base, thereof or a lactone thereof wherein the element represents —CH2 | 05/13/2008 |
| 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 where it significantly suppresses development of cissing during use of i... | 11/13/2007 |
| 7109281 | Silyl-acetal compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 09/19/2006 |
| 7084289 | Modified silane compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 08/01/2006 |
| 7078549 | Modified silane compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 07/18/2006 |
| 7074866 | Modified silane compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 07/11/2006 |
| 7067600 | Modified silane compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 06/27/2006 |
| 7057060 | Modified silane compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 06/06/2006 |
| 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(CH3)nX3-n (1) wherein A represents a group of the following formula | 05/30/2006 |
| 7034175 | Modified silane compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 04/25/2006 |
| 7034171 | Modified silane compounds This invention relates to the reversible protection of hydroxy-silane functional groups by acid cleavable protecting groups. The development of reversible protecting groups greatly enhances the current utility of silanes while introducing further novel applications.... | 04/25/2006 |
| 6960679 | Preparation of silyl ketene acetal and disilyl ketene acetal By reacting α,β-unsaturated carboxylic esters with hydrosilanes or hydrosiloxanes in the presence of a catalytic amount of tris(pentafluorophenyl)borane, silyl ketene acetals or disilyl ketene acetals with high purity are produced in high yields. ... | 11/01/2005 |
| 6743856 | Synthesis of siloxane resins Novel processes for preparing hydridosiloxane and organohydridosiloxane resins are disclosed. The processes of the invention broadly provide for the steps of contacting a silane monomer with a phase transfer catalyst in the presence of a reaction mixture that includ... | 06/01/2004 |
| 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, R1 is an alkyl group having a carbon number of 1 to... | 05/25/2004 |
| 6717003 | Silicone compound, a powder surface-treated with this compound, and a makeup containing this powder This invention relates to a powder which is surface-treated by a novel silicone compound, and to a makeup containing this powder. In particular, it relates to a silicone compound which has good compatibility with oils such as ester oils and triglycerides or silicone... | 04/06/2004 |
| 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 | 03/16/2004 |
| 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. Silicone copolymers produced in accordance thereof are subs... | 07/15/2003 |
| 6559329 | Blocked phenolic silanes The present invention is directed to a process comprising deblocking a silane of the formula (RI C(.dbd.O)O)y C6 RII6-y-z [Cx H2x Si(ORIII)3-a (RIV) | 05/06/2003 |
| 6552213 | Stereoselective route to produce tris-O-substituted-(E)-1-(3,5-dihydroxyphenyl)-2-(4-hydroxyphenyl)ethene, an intermediate in the synthesis of trans-resveratrol The present invention relates to a new stereoselective method for the preparation of tris-O-substituted-(E)-1-(3,5-dihydroxyphenyl)-2-(4-hydroxyphenyl)ethene derivative of the formula (I) which is a key intermediate in the synthesis of trans-resverat... | 04/22/2003 |
| 6461876 | Chemiluminescent 1,2-dioxetanes The present invention provides novel 1,2-dioxetanes derived from spiro-fused ketones with or without π-electrons in the ring or with carbon-carbon double bond(s) in the spiro-fused ring. Additionally, these new dioxetanes have electron donating or withdr... | 10/08/2002 |
| 6150551 | Process for preparing low-chloride or chloride-free alkoxysilanes A process for preparing an alkoxysilane with an acidic chloride content of less than 10 ppm by weight, comprising: reacting a chlorosilane with an alcohol in a water-free and solvent-free phase to form a product mixture containing alkoxysilane and residual ... | 11/21/2000 |
| 5994572 | Process for production of 1-alkoxy-1-trimethylsilyloxy cyclopropanes The present invention provides a process for producing 1-alkoxy-1-trimethylsilyloxycyclopropane represented by the following general formula: ##STR1## by reacting microgranular metallic sodium dispersed in a hydrocarbon solvent, ଲ-halogeno... | 11/30/1999 |
| 5985853 | ଲ-methoxy acrylic acid derivatives, method for preparing same, and use of said derivatives as pesticides A subject of the invention is the products of formula (I): ##STR1## in which: R1, R2 and R3, identical or different, represent a linear, branched or cyclic alkyl radical, an alkenyl or alkynyl radical, containing up t... | 11/16/1999 |
| 5986122 | Treatment of polyethers prior to hydrosilylation This Invention discloses the use of ascorbic and citric acid, their salts, ethers, acid esters and mixtures thereof in a method for the prevention of peroxide formation, and/or for decomposing peroxides already formed in polyethers. Hereby, the polyethers... | 11/16/1999 |
| 5959057 | Polyorganosiloxane and method for the preparation thereof There is disclosed a polyorganosiloxane and a method for the preparation thereof, said polyorganosiloxane having the formula ##STR1## in which R is independently selected from substituted or unsubstituted monovalent hydrocarbon groups, m is an intege... | 09/28/1999 |
| 5886238 | Alkene precursors for preparing chemiluminescent dialkyl-substituted 1,2-dioxetane compounds Alkene precursors for preparing dialkyl-substituted dioxetanes. The dioxetanes are useful for the detection of triggering agents including enzymes.... | 03/23/1999 |
| 5883276 | Anticrater agent compositions for use in cathodic electrocoating An improved aqueous electrocoating composition that contains an anticrater agent which is a reaction product of polyoxyalkylene diamine and glycidoxy alkyl alkoxy silane which is hydrolyzed and has a number average molecular weight of about 700-5,000; ele... | 03/16/1999 |
| 5719249 | Reactive silicon group-containing polyoxyalkylene-polysiloxane copolymer The present invention provides a reactive silicon group-containing polymer containing at least one reactive silicon group per molecule, the main chain of the polymer being essentially a copolymer of organopolysiloxane and polyoxyalkylene, which causes no ... | 02/17/1998 |
| 5707550 | Foam boosting of hair shampoo compositions Oxyethylene functional organosilane compounds are used as foam boosters in hair shampoo compositions. The oxyethylene functional organosilane compounds having the formula RSiR'3 in which R is the radical --O(CH2 CH2 O) | 01/13/1998 |
| 5661202 | Heat resistant organopolysiloxane compositions There is disclosed a heat-resistant agent which exhibits good solubility in various organopolysiloxanes and which confers superior heat-resistance thereto, said heat-resistant agent having the formula ##STR1## wherein R2 is independently s... | 08/26/1997 |
| 5625023 | Aerosol suppressant compositions for silicone coatings The present invention relates to a method of preparing an aerosol suppressant composition and to use of the composition to reduce or suppress silicone mist in high speed coating processes and significantly increase the adhesion of the coating to the subst... | 04/29/1997 |
| 5618951 | Process for preparing 2,2-difluoroketene silyl acetals and , -ଲsilyloxy-1,3-dioxolane-4-propanoic acid esters A process for preparing 2,2-difluoroketene silyl acetals and ,-difluoro-ଲ-silyloxy-1,3-dioxolane-4-propanoic acid esters using these acetals.... | 04/08/1997 |
| 5616763 | Aldehydes as accelerators for hydrosilation A hydrosilation process where a silicon hydride is reacted with an unsaturated reactant in the presence of a platinum catalyst and an aldehyde accelerator. The aldehyde accelerators are especially useful for facilitating the hydrosilation of unsaturated r... | 04/01/1997 |
| 5565194 | Polysiloxane-polyoxyalkylene block copolymers and their use as additives for hair cosmetics The invention relates to polysiloxanes with 1) at least two polyether groups A and B, polyoxyalkylene group, with an average molecular weight of 600 to 5,500, consisting of 20 to 100% by weight of oxyethylene units and of 80 to 0% by weight of oxypropylen... | 10/15/1996 |
| 5531814 | Self-leveling silicone polish Hard surfaces are polished by applying an abrasive free, preferably clear, composition formed from an aqueous phase and a silicone phase. The aqueous phase contains water and a water soluble hydrophilic organic solvent. The silicone phase contains a volat... | 07/02/1996 |
| 5478955 | 26,27-dimethylene-1,25-dihydroxyvitamin D2 and 26, 27-dimethylene-24-epi-1, 25-dihydroxyvitamin D2 and methods for preparing same The invention is drawn to cholesterol derivatives in which a cyclopentane ring has been introduced onto the 25-carbon of the side chain and to 24-epimers of these compounds. The compounds are useful intermediates in the production of 26,27-dimethylene-1&#... | 12/26/1995 |
| 5446114 | Fluorinated dimethicone copolyols The invention relates to a series of novel silicone fluorinated dimethicone copolyols. This class of compounds provides breathable barriers when applied to textiles and paper. These barriers allow for the passage of water and air through the barrier, but ... | 08/29/1995 |
| 5430062 | Stilbene derivatives as anticancer agents The present invention relates to stilbene derivatives which possess utility as anti-cancer agents. The compounds can be used to treat cancers which are susceptible to treatment therewith, and can be utilized in a method of treating such cancers. Pharmaceu... | 07/04/1995 |
