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7629298 |
Sandstone having a modified wettability and a method for modifying the surface energy of sandstone
Methods for modifying the wettability of sandstone. Compositions comprising sandstone having a modified wettability. Such wettability modifications may be useful, for instance, in improving the...
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7629482 |
Process for preparation of cefprozil intermediate
The present invention relates to a process for preparing a key intermediate of cefprozil and use of this intermediate in the preparation of cefprozil thereby avoiding impurity-causing...
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7622512 |
Cationic hydrophilic 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 cationic monomers...
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7569715 |
Compositions containing silanes
Perfluoro lower alkanesulfonamide-derived silanes which in an organic solvent are useful in treating siliceous substrates are described. The compositions may optionally contain an additional...
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7560583 |
Mercaptofunctional silane and process for its preparation
A mercaptofunctional silane is provided of general Formula (1):
[HSG 1 SiZ θ Z β ] m [HSG 2 SiZ β 3 ] n [HSG 3 SiZ β 2 X] o [[HSG 4...
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7560582 |
Ligands for metals and improved metal-catalyzed processes based thereon
One aspect of the present invention relates to novel ligands for transition metals. A second aspect of the present invention relates to the use of catalysts comprising these ligands in transition...
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7553983 |
Organosilicon compounds
Transesterified organosilicon compounds, including ionic organosilicon compounds and coupling agents, and aqueous-based compositions including transesterified organosilicon compounds are provided....
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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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7541483 |
Process for arylamine production
A process for synthesizing arylamine compounds is provided. The process includes producing a dicarboxylic acid salt of an arylamine molecule by reacting a dicarboxylic acid arylamine with an alkyl...
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7531588 |
Silane compositions, processes for their preparation and rubber compositions containing same
Silane compositions of the general formula are provided herein comprising
[(RO) x (R 1 ) (3-x) —Si-M t ] q -L-[(R a ) c Ar—(CR 2...
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7527878 |
Organic electroluminescence element and silicon compound
An organic electroluminescence element, which contains at least one organic layer that includes a luminescent layer between a pair of electrodes, wherein the organic layer contains at least one...
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7521573 |
Ionic organosilicon compounds and compositions thereof
Ionic organosilicon compounds are provided comprising ethylene glycol functionality and aqueous compositions comprising such ionic organosilicon compounds; wherein the aqueous compositions are...
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7521435 |
Silicon containing compounds having selective COX-2 inhibitory activity and methods of making and using the same
Silicon-containing compounds having selective COX-2 inhibitory activity, as well as compositions thereof are provided. The subject compounds find use in a variety of applications, including...
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7501480 |
Autocatalyzed, thermosetting materials that are free from external catalysts and are based on condensates of epoxy-functional silanes, and use thereof for production of thermosetting materials
Autocatalyzed, thermally curable compositions free from external catalysts and comprising condensates of silanes which contain at least one of hydrolyzable atoms and hydrolyzable groups and...
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7495118 |
Compositions containing C4-swallow tail silanes
Described are perfluoro lower alkyl derived silanes having two perfluoroalkyl groups in close proximity to one another which in an organic solvent are useful in treating siliceous substrates; the...
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7459576 |
Process for preparing aminoalkysilanes
Useful products are recovered from the bottoms of aminoalkylsilane production in high yield and purity by reaction with alcohol, increasing the economics of aminoalkylsilane synthesis.
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7449601 |
Catalysts useful for catalyzing the coupling of arylhalides with arylboronic acids
The present invention relates to a new method of cross-coupling aryl moieties comprising reacting an arylhalide with an arylboronic acid in the presence of a palladium compound and a compound...
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7442822 |
Stabilization of nitrogen-containing and oxygen-containing organosilanes using weakly basic ion-exchange resins
A process to stabilize nitrogen-containing or oxygen-containing organosilane from acid catalyzed attack and retard the resulting decomposition is disclosed. Such organosilanes, and the...
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7432386 |
Diarylbutadiene-substituted methyltrialkylsilanes and photoprotective compositions comprised thereof
Novel 4,4-diarylbutadiene-substituted methyltrialkylsilanes having the structural formula (I):
are useful sunscreens for UV-photoprotecting human skin against the damaging effects of...
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7413817 |
4,4′-Bis(carbazol-9-yl)-biphenyl based silicone compound and organic electroluminescent device using the same
A 4,4′-Bis(carbazol-9-yl)-biphenyl (CBP) based silicone compound and an organic electroluminescent device using the CBP based silicon compound have excellent blue light emission characteristics...
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7408015 |
Reacting functionalized trialkoxysilane with polyepoxide or diamine to yield silane adduct
The present invention relates to silane adducts having a relatively higher adhesive strength as expressed formula X 3 SiR 1 , and manufacturing method thereof. wherein X is a hydrogenated form...
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7405315 |
Mesoporous silica and process for producing the same
(A) An anionic surfactant, (B) a silicate monomer and (C) a basic silane are mixed in water or a mixed solvent of a water-miscible organic solvent and water to obtain a mesoporous silica complex...
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7393515 |
Fluorinated compound, water repellent composition and thin film
To provide a fluorinated compound, which can readily form a thin film having a hydrophobic/hydrophilic pattern, by employing an ultraviolet light having a relatively low energy. A thin film having...
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7365198 |
Silyl compound, light emitting material, and organic light emitting device using the same
Provided is an organic light emitting device capable of emitting light with high efficiency by incorporating a silyl compound in which a silyl group is directly bonded to an anthracene ring...
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7309737 |
Acrylic pressure sensitive adhesive
The present invention relates to an acrylic pressure sensitive adhesive composition containing organic functional groups of urethane and pyridine, more precisely an acrylic pressure sensitive...
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7288145 |
Precursors for depositing silicon containing films
A precursor composition is disclosed for use in the chemical vapor deposition of a material selected from the group consisiting of silicon oxynitride, silicon nitride, and silicon oxide. The...
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7244420 |
Cosmetic composition based on organic silicon compounds comprising at least a function with a cosmetic effect
The invention concerns a composition comprising, in a cosmetically acceptable medium, at least 0.02 weight percent relative to the composition total weight, one or several water soluble...
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7235688 |
Process for preparing histone deacetylase inhibitors and intermediates thereof
A process for preparing unsaturated esters useful as intermediates for HDAC inhibitors, by reacting an aldehyde or ketone having the following formula I:
wherein R 1 is an aromatic group or a...
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7205425 |
Optically active nitro alcohol derivatives, optically active amino alcohol derivatives, and process for producing thereof
Optically active 1-substituted phenyl-2-nitro alcohol derivatives having the formula (1)
and the process for producing thereof, and 1-substituted phenyl-2-amino alcohol derivatives having the...
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7148369 |
Organosilicon compounds, preparation method and uses thereof
The invention concerns organosilicon compounds, their method of preparation and their use as coupling agents for deposition, at the surface of a solid support, an organized self-assembled...
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7132557 |
Amine compounds and curable compositions derived therefrom
Disclosed are compounds produced by a process comprising the step of reacting an amine reactant with an epoxide reactant to form a hydrolytically stable carbon-nitrogen bond therebetween, wherein...
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7132492 |
High refractive index aromatic-based prepolymer precursors
Relatively high refractive index polymeric compositions and ophthalmic devices such as for example intraocular lenses and corneal inlays made therefrom are described herein. The preferred polymeric...
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7132493 |
High refractive index aromatic-based prepolymer precursors
Relatively high refractive index polymeric compositions and ophthalmic devices such as for example intraocular lenses and corneal inlays made therefrom are described herein. The preferred polymeric...
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7129369 |
Preparation of amino-functional organopolysiloxanes
A process for preparing amino-functional organopolysiloxanes comprising (i) mixing aminosilanes of the general formula
R a Q b Si(OR 1 )...
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7126020 |
Process for preparing highly viscous organopolysiloxanes
Process for preparing highly viscous organopolysiloxanes by reacting siloxanes (1) composed of units of the general formula
A a R c ( OR 1 ) d SiO 4 - ( a + c + d ) 2 ( I )
where
...
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7105625 |
Silane adduct, manufacturing thereof and method for coupling organic die attach adhesive and inorganic materials using the same
The present invention relates to silane adducts having a relatively higher adhesive strength as expressed formula X 3 SiR 1 , and manufacturing method thereof. wherein X is a hydrogenated form...
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7084080 |
Silicon source reagent compositions, and method of making and using same for microelectronic device structure
A method of synthesizing an aminosilane source reagent composition, by reacting an aminosilane precursor compound with an amine source reagent compound in a solvent medium comprising at least one...
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7074491 |
Polar silanes for binding to substrates and use of the bound substrates
Polyfunctional silicon compounds of one of the following formula:
in which N-PG is a nitrogen containing function group. Also, such compounds bound to substrates for use as chromatography packing.
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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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7052783 |
Oxadiazole tetramers
This invention relates to tetraphenylmethane-based oxadiazole molecules that act as electron transporting materials to be used in electroluminescent devices. The oxadiazole compounds are of the...
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7041709 |
Dental adhesive composition
A composition including nanoparticles each having an acidic polymerizable siloxane moiety. For example, a hydrolysis stable, self-etching, self-priming dental adhesive composition including 90 to...
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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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7022867 |
Silicon compound and method for making the same
A silicon compound having a repeating unit represented by the following general formula (1):
wherein R is a hydrogen atom, a straight or branched alkyl group having 1 to 20 carbon atoms, a...
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6998499 |
Process for the preparation of secondary and tertiary amino-functional silanes, iminoorganosilanes and/or imidoorganosilanes
Iminoorganosilanes may be prepared by reacting aminoorganosilanes with organoimines by an amine exchange reaction. The resultant iminoorganosilanes can then be catalytically reduced to produce...
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6994890 |
Cleaning and multifunctional coating composition containing an organosilane quaternary compound and hydrogen peroxide
Cleaning and multifunctional coating compositions containing hydrogen peroxide and an organosilane quaternary compound in aqueous formulations are used to improve water and soil repellency and...
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6974500 |
Primer composition
To provide a primer composition having an excellent balance between storage stability and adhesiveness, while permitting a longer open time. The primer composition includes: a compound (a)...
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6969769 |
N-halamine siloxanes for use in biocidal coatings and materials
Heterocyclic and acyclic silane monomers and siloxane polymers, and their halogenated derivatives, are provided for the purpose of functionalizing surfaces or materials so as to render them...
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6960678 |
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 Q 3 Si where Q is lower alkyl...
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RE38796 |
Process for producing 3-amino-2-oxo-1-halogenopropane derivatives
Compounds formed by reacting a protected amino acid with an alkali metal enolate of an alkyl acetate are reacted with a halogenating agent for halogenation of the 2-position, or a protected amino...
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6919469 |
Silane coatings for bonding rubber to metals
A method of treating a metal substrate by applying a coating of a silane composition having at least one substantially unhydrolyzed aminosilane having one or more secondary or tertiary amino...
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