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8168833 |
Schwartz reagents: methods of in situ generation and use
Embodiments of the invention provide a method of using Schwartz Reagent, Cp2Zr(H)Cl, without accumulating or isolating it. Methods provide mixtures of Cp2ZrCl2, reductants that selectively reduce...
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8148565 |
Method of manufacturing an organic silicon compound that contains a methacryloxy group or an acryloxy group
A method of manufacturing an organic silicon compound that contains a methacryloxy group or an acryloxy group is characterized by the fact that manufacturing or conducting purification by...
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8143359 |
Organic silicone compound
The purpose of the present invention is to provide an organic silicon compound which has a vinyl group more reactive than those of the conventional organic silicon compounds and can be bonded with...
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8138277 |
Silane-modified urea derivatives, method for the production thereof, and use thereof as auxiliary rheological agents
Disclosed are silane-modified urea derivatives which can be produced by reacting diisocyanates with aminosilanes, hydroxysilanes, or mercaptosilanes. The inventive silane-modified urea derivatives...
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8133552 |
Primer composition for cured silicon-containing surface and its uses
A primer composition for a cured silicon-containing surface and its uses are provided. The composition comprises a polar organic solvent, an acrylic monomer, and an amino-containing silane having a...
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8076441 |
Process for bridging organically polymerizable silanes or silane resin systems containing hydroxy- or carboxylic acid groups as well as products obtained with said process
The present invention relates to a process for cross-linking a silane with the structure (IIa) for the preparation of a product, comprising component (III) twice, in triplicate or in a higher...
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8052900 |
Reactive UV absorber, UV-screen film-forming curable coating solution, UV-screen film, and substrate having UV-screening function
A mixture of a benzophenone derivative having hydroxyl and alkoxysilyl groups and a benzophenone derivative having silyloxy and alkoxysilyl groups provides a reactive UV absorber which is unlikely...
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8021650 |
Polymers containing silicone copolyol macromers and personal care compositions containing same
Dimethicone copolyol polymers are synthesized from dimethicone copolyol macromers. Polymers containing the macromer repeating units are useful in a variety of applications including personal care,...
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7989651 |
Epoxysilanes, processes for their manufacture and curable compositions containing same
Epoxysilanes are provided which contain at least one epoxy group, at least one hydrolyzable silyl group and one or more linkages containing a carbonyl group bonded to heteroatoms selected from the...
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7985857 |
Usage of poly-3-hydroxybutyrates in preparation of β-lactam compounds
A method for preparing compounds having the formula(I) by using P(3HB), wherein R is R1, R2, R3 are lower linear or branched C1-C4 alkyl, comprising the steps of: a: obtaining...
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7977404 |
Tough, long-lasting dental composites
A dental composite containing a nanoparticulate filler has a resin matrix with structural element (Ib) R is an open-chain and/or cyclic alkylene, arylene, or alkylene arylene with 1-10 C,...
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7745653 |
Fluorochemical compounds having pendent silyl groups
Fluorochemical silane compounds and coating compositions derived therefrom are described. The compounds and compositions may be used in treating substrates, in particular substrates having a hard...
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7704543 |
Conversion of amine- to carboxyl groups on solid surfaces
This invention provides a new method of obtaining a high density, reproducible and uniform coverage of a solid surface, compounds suitable for such a method and methods of preparing such compounds....
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7585993 |
Organosilane-modified polysiloxanes and their use for surface modification
The invention relates to organosilane-modified polysiloxanes of the following formula: The invention additionally relates to the use of the organo-modified polysiloxanes for surface coating, and to...
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7550619 |
Intermediates in the preparation of the antiviral agent [1S-(1α, 3α, 4β)]-2-amino-1,9-dihydro-9-[4-hydroxy-3-(hydroxmethyl)-2-methylenecyclopentyl]-6H-purin-6-one
Intermediates useful in the preparation of the antiviral agent entecavir are disclosed. A resin adsorption process for the isolation and purification of entecavir is also disclosed. Various...
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7442823 |
Silanyl-n-alkanal compounds, method for production and use thereof
The invention relates to ω-silanyl n-alkanal compounds, method for production and use thereof in the fuctionalization of solid supports, solid supports functionalized by the compounds and the use ...
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7432389 |
Compounds for the treatment of Alzheimer's disease
The present invention is substituted amine s of formula (XV) useful in treating Alzheimer's ease and other similar disease.
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7425283 |
Cyclic carbonate-modified siloxane, method of making, non-aqueous electrolytic solution, secondary battery, and capacitor
A siloxane modified with a cyclic carbonate of the formula: is combined with a non-aqueous solvent and an electrolyte salt to form a non-aqueous electrolytic solution, which is used to construct a...
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7388102 |
Organosilicone derivatives of amino hydroxybenzophenones and their use as UV-A filters in cosmetic preparations
The present invention relates to organosilicone derivatives of amino hydroxybenzophenones, a process for their preparation thereof, a cosmetic compositions comprising the organosilicone derivative...
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7323582 |
Organosilicon compounds
Organosilicon compounds of the general formula I and/or II are produced by reacting silanes of the general formula III with alcohols of the general formula R′—OH, with elimination of R—OH, where...
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7157535 |
Polymeric photoinitiators
UV curable compositions, polymeric photoinitiators and precursors therefor are described.
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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...
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7087776 |
Silanol enzyme inhibitors
Compounds of formula (I, II, or III), wherein X is OH; Y is OH, H, lower alkyl of one to six carbons or heteroatoms or F; Z and Z′ are independently H, lower alkyl or Q3Si where Q is lower alkyl o...
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7034152 |
Process for preparing the antiviral agent [1S-(1alpha,3 alpha,4beta )]-2-amino-1,9-dihydro-9-[4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one
Processes are disclosed for preparing the antiviral agent entecavir. A resin adsorption process for the isolation and purification of entecavir is also disclosed. Various intermediates useful in...
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7026499 |
Linear carboxy-functional organosiloxanyl derivatives and the use thereof for the treatment of the surfaces of leather
The invention relates to linear carboxy-functional organosiloxane compounds of the general formula (I) in which a is from 1 to 200,R1 are identical or different aliphatic or aromatic hydrocarbon...
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7005281 |
Enzymatic process for preparing organosilicon group containing photoinitiators
The invention relates to a process for preparing organosilicon group containing photoinitiators of the formula (I), wherein m is a number from 1 to 200; q is 0 or 1; A is IN-C(O)—O—CHR3—Y— or IN-C...
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6891055 |
Process for the production of bis(trimethylsilyloxy)silylalkylglycerol methacrylates
The present invention relates to a process for producing substituted glycerol acrylates from substituted epoxides. More specifically, the present invention relates to a process comprising the steps...
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6849668 |
Organo-silicon compounds and their use as photoinitiators
A multi-functional photoinitiator of formula (I) R1m—Q—(A1—PI)n (I) wherein Q is a heteroatom selected from Si, Ti, Zr and Sn or any two independently selected such heteroatoms linked by a coval...
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6800785 |
Process for the synthesis of estrogen receptor modulators
The present invention relates to processes for the synthesis of intermediates useful for the synthesis of estrogen receptor modulators. The process includes new methods for annelating 5-, 6- and...
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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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6649212 |
Modified silicon-based UV absorbers useful in crosslinkable polysiloxane coatings via sol-gel polymerization
Functionalized organo-silicone compounds incorporate ultraviolet radiation screening or absorbing moieties. The novel materials of the invention are durable and provide uniform UV absorption...
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6566458 |
Polysulfone/polysiloxane polycarbonate block copolymers
A block copolymer comprises structural units of the formula (I): wherein R1 comprises polysulfone groups and structural units of the formula (II): wherein R2 comprises polysiloxane groups.
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6559343 |
Process for producing 2,2,4,4-tetra-substituted 1,3,5-cyclohexanetriones
Process for the preparation of 2,2,4,4-tetrasubstituted 1,3,5-cyclohexanetriones of the formula I, by reaction of a cyclobutane-1,3-dione of the formula II with an O or N nucleophile and a...
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6552204 |
Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one
The present invention relates to a novel process for producing a δ-lactone of the formula: using an acyl halide of the formula: wherein R1, R2 R3 and X are described herein. In particular, the ...
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6531614 |
Method of prostaglandin synthesis
Methods of synthesizing 9-Halo-13,14-dihydroprostaglandins useful in the treatment of glaucoma and ocular hypertension are disclosed. Also disclosed are ophthalmic, pharmaceutical compositions...
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6524715 |
Thin-film forming chemical adsorption material, producing method thereof and applications thereof
A thin film forming chemical absorption material including at least a functional group of the formula CF3—CF2—CH2—O—(benzene)—CH=CH—C(O)—(benzene)
and a —SiX group (X represents halogen) as an en...
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6495622 |
Dimeric light stabilizers for polyolefines and polyolefine copolymers
Compositions comprising A) a polyolefin or polyolefin copolymer, andB) a compound of the formula I whereinR1 is O or O—X—O;R2, R3, R4 and R5 independently are hydrogen, halogen, C1-C8alkyl, C1-...
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6465671 |
Silane coupling agent and method for preparing the same
Disclosed herein are a silane coupling agent and a method of preparing the same useful for a composite organic-inorganic material. The silane coupling agent is represented by the formula of...
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6448427 |
Method of preparing an organosilicon compound containing a methacryloxy functional group
A method of preparing an organosilicon compound containing an acryloxy-functional group or a methacryloxy-functional group represented by general formula CH2═CR1—COO—R2—Si(OR3)nR43−n, where R1,...
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6414139 |
Silicon amphiphilic compounds and the use thereof
Novel silicon amphiphilic compounds which comprise a silicon residue. The silicon amphiphilic compounds are particularly suitable for use in compositions for diagnostic imaging, such as ultrasound....
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6350892 |
Trifluoromethyl ketone analogs as selective cPLA2 inhibitors
Selective inhibitors of the cPLA2 enzymes are provided which are of use in controlling a wide variety of inflammatory diseases. The inhibitors of the present invention have the general formula...
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6303811 |
Cyclic organosilicon endcapper having one aliphatic unsaturation
A cyclic organosilicon compound comprising one aliphatic unsaturation described by formula ##STR1##where each R is an independently selected hydrocarbon radical free from aliphatic unsaturation...
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6235920 |
Method for preparing functional halosilanes
The present invention relates to a method for preparing a functional halosilanes by reacting A) a cyclic silyl ether having the formula ##STR1## wherein each R is independently selected from a...
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6215011 |
Silane compositions
Silane compositions are described which comprise (A) a silane coupling agent; and (B) a tris(silylorgano)amine or alkane characterized by the formulae [(RO)3 SiR1 ]3 N (I)or [(RO)3 SiR1 ]3 CR2...
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6203578 |
Use of silicon compounds to dye human keratin fibers; novel compounds and compositions containing them
The use of linear or cyclic silicon compounds containing at least one chromophoric group of quinone or azo type as direct dyes in dye compositions intended for dyeing human keratin fibres and in...
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6133465 |
Pattern formation method and surface treatment agent
A surface of a semiconductor substrate of silicon is supplied with 4-trimethylsiloxy-3-penten-2-one serving as a surface treatment agent. Thus, H in OH groups existing on the surface of the...
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6124450 |
Processes and intermediates for phosphorous-containing covalent linkages
Synthetic processes are provided wherein substituted silylalkyl phosphoramidites serve as coupling reagents for preparing phosphate, phosphorothioate, and other phosphorous-containing covalent...
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6111125 |
Preparation of (1R,4S)-4-hydroxy-1,2,2-trimethylcyclopentyl methyl ketone and derivatives and stereoisomers of this compound
A process for preparing 4-hydroxy-1,2,2-trimethylcyclopentyl methyl ketones of the general formula I, in particular of the (1R,4S)-4-hydroxy-1,2,2-trimethylcyclopentyl methyl ketone of the formula...
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6020448 |
N-[ω-(methyl),ω-(silyl)] alkyl-N-organocarboxamides, oligomeric and polycondensed Si-containing compounds thereof, processes for their preparation, and their use
N-[ω-(methyl),ω-(silyl)]alkyl-N-organocarboxamides, oligomeric and polycondensed Si-containing compounds thereof, or mixtures of the corresponding monomeric, oligomeric and polycondensed S...
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6020513 |
Dihydronaphthalene and naphthalene compounds, intermediates, formulations, and methods
The instant invention provides dihydronaphthalene and naphthalene compounds, intermediates, formulations, and methods for use in the treatment of bone loss or bone resorption.
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