Abstract: In some embodiments, the present disclosure relates to systems, compositions, and methods for treating a microarray. The compositions include a superwetting agent. The methods include contacting the microarray with an aqueous mixture including the superwetting agent after a hybridization step. Kits for carrying out the methods are also provided.

Abstract: Isocyanatosilanes are prepared by themolyzing carbamatosilanes in a fluidized bed reactor containing fluidized solid particles. The process substantially avoids the deposition of solid reaction by products in the reactor.

Abstract: The disclosure herein relates to organofunctional silanes and mixtures of organofunctional silanes possessing mercaptan and hydrocarbyl and/or heterocarbyl functionality. These silanes reduce or eliminate the generation of volatile organic compounds (VOC's) during use, aid in the processing of filled elastomeric materials and enhance the end-use properties of the filled elastomer. The present disclosure relates to the composition of these silanes.

Abstract: The present invention relates to hydrophilic dicationic siloxane prepolymers with at least one polymerizable vinyl moiety, resulting in contact lenses and/or biomedical devices with reduced cross-link density and modulus without detracting from other properties.

Abstract: The invention relates to intermediate compounds of the formula wherein R1 is H or a protecting group, R2 and R3 each independently represent H, methyl, or a leaving group, provided that at least one, but not both, of R2 and R3 is a leaving group. The intermediate compounds are useful for the synthesis of discodermolide, its derivatives, and related compounds.

Abstract: The present invention provides a process for using nanosized copper, nanosized copper oxides, nanosized copper chlorides, other nanosized copper salts, and mixtures thereof, as sources of catalytic copper in the Direct Synthesis of trialkoxysilanes of the formula HSi(OR)3 wherein R is an alkyl group containing from 1 to 6 carbon atoms inclusive. The nanosized copper, nanosized copper oxides, nanosized copper chlorides, other nanosized copper salts, and their mixtures of this invention have average particle sizes that are in the range from about 0.1 to about 600 nanometers, preferably from about 0.1 to about 500 nanometers, and most preferably from about 0.1 to about 100 nanometers. Nanosized sources of catalytic copper afford high dispersion of catalytic sites on silicon and contribute to high reaction rates, high selectivity and high silicon conversion. The nanosized copper catalyst precursors of the invention permit the use of substantially reduced levels of copper compared to conventional practice.

Abstract: Positron emitting compounds and methods of their production are provided. The compounds have the formula: (F)m G (R)n wherein each R is a group comprising at least one carbon, nitrogen, phosphorus or sulfur atom and G is joined to R through said carbon, nitrogen, phosphorus or sulfur atom; G is silicon or boron; m is 2 to 5 and n is 1 to 3 with m+n=3 to 6 when G is silicon; m is 1 to 3 and n is 1 to 3 with m+n=3 to 4 when G is boron; and wherein the compound further comprises one or more counterions when the above formula is charged; and wherein at least one F is 18 F.

Abstract: The present invention is directed to the provision of an isotope separation method, which can effectively prevent, without the use of a second gas, a secondary reaction and the formation of a polymer involved in a multiphoton dissociation reaction in laser isotope separation and, at the same time, can efficiently separate a target isotope with low activation energy, and a working substance for use in the isotope separation. The isotope separation method comprises the step of irradiating a working substance for isotope separation comprising a compound represented by formula SiX3-CY2-CZ3 or SiX3-CY?CZ2, wherein X, Y, and Z, which may be the same or different, represent a halogen atom, H, or an alkyl group; and at least one of Z's represents a halogen atom with the remaining Z's being H or an alkyl group, with a laser beam to dissociate only a molecule containing a particular target isotope atom, whereby the dissociation product or the nondissociation molecule is enriched with the target Si isotope atom.

Abstract: The invention relates to intermediate compounds of the formula wherein R1 is H or a protecting group, R2 and R3 each independently represent H, methyl, or a leaving group, provided that at least one, but not both, of R2 and R3 is a leaving group. The intermediate compounds are useful for the synthesis of discodermolide, its derivatives, and related compounds.

Abstract: The present invention provides a silane molecule which combines pre-activated and protein-resistant functionalities in one molecule; the molecule has a general formula: A-(CH2)n—(O[CH2]t)m—(CH2)v—Y ??(1) wherein A is a functional group for binding to a substrate and Y is a functional group for binding to biomolecules. The invention furthermore provides a method for the synthesis of such a silane molecule and a method for depositing a monolayer of such silane molecules onto a substrate. Such a monolayer of silane molecules may be used in biosensors, DNA/protein micro-arrays or other sensor applications. For further lowering the protein binding to the surface of the biosensor, the monolayer may furthermore comprise second silane molecules with formula: B—(CH2)o—(OCH2CH2)r—Z.

Abstract: Metalorganic precursors of the formula: (R1R2N)a?bMXb wherein: M is the precursor metal center, selected from the group of Ta, Ti, W, Nb, Si, Al and B; a is a number equal to the valence of M; 1?b?(a?1); R1 and R2 can be the same as or different from one another, and are each independently selected from the group of H, C1–C4 alkyl, C3–C6 cycloalkyl, and R03Si, where each R0 can be the same or different and each R0 is independently selected from H and C1–C4 alkyl; and X is selected from the group of chlorine, fluorine, bromine and iodine. Precursors of such formula are useful for chemical vapor deposition (MOCVD) of conductive barrier materials in the manufacture of microelectronic device structures, e.g., by atomic layer chemical vapor deposition on a substrate bearing nitrogen-containing surface functionality. Further described is a method of forming Si3N4 on a substrate at low temperature, e.g., using atomic layer chemical vapor deposition (ALCVD).

Abstract: 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 or aryl; n is 3–50; n? is 2–50; A and B are independently a) alkyl of one to ten carbons or heteroatoms, b) aryl of four to ten carbons or heteroatoms, c) cyclic of three to ten carbons or heteroatoms, or moieties of the formulas (d, e, or f); R1–R11 groups are each independently hydrogen, alkyl of one to ten carbons or heteroatoms, aryl of 4 to 14 carbons or heteroatoms, arylalkyl of five to twenty carbons or heteroatoms; unsubstituted carbonyl or substituted carbonyl. Heteroatoms are nitrogen, oxygen, silicon or sulfur. At least one of A or B, or both A and B are d), e), or f). The compounds of formula (I) inhibit protease enzymes and can be used as pharmaceuticals.

Abstract: A composition selected from the group consisting of bis(tert-butoxy)(isopropoxy)silanol, bis(isopropoxy)(tert-butoxy)silanol, bis(tert-pentoxy)(isopropoxy)silanol, bis(isopropoxy)(tert-pentoxy)silanol, bis(tert-pentoxy)(tert-butoxy)silanol, bis(tert-butoxy)(tert-pentoxy)silanol and mixtures thereof; its use to form a metal or metalloid silicate layer on a substrate and the synthesis of the mixed alkoxysilanols.

Abstract: Conjugated mono-, oligo- and polyazulenes are suitable for use as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors, electroluminescent, photovoltaic and sensor devices, and as field effect transistors and semi-conducting components.

Abstract: A dyeing composition comprising at least one oxidation base chosen from para-aminophenol and para-phenylenediamine compounds substituted with a silane radical, and the dyeing method using this composition are disclosed. This composition is, for example, useful for dyeing keratinous fibers. The para-aminophenol and para-phenylenediamine compounds substituted with a silane radical are also disclosed.

Abstract: In a Rochow process, organohalosilanes are prepared by reacting metallic silicon particles with an organohalide in the presence of a copper catalyst and a co-catalyst. The invention uses as the co-catalyst a powder of co-catalyst active element-copper alloy containing substantial strain energy because this co-catalyst can reduce the activation time taken until a steady state is reached, which has been an outstanding problem in Rochow reaction, maintain the steady state over time and increase the selectivity of desired diorganodihalosilane for eventually increasing the yield based on the starting silicon.

Abstract: This invention provides a sterol-modified silicone compound which is low melting, hydrophilic and very suitable for emulsifying, represented by the general formula R1aR2bSiO(4?a?b)/2, and having a melting point of 40° C. or less, and provides a cosmetic material containing this silicone compound having excellent stability and moisture retention properties R1 in the general formula is a monofunctional alkyl group, aryl group, aralkyl group or fluorine-substituted alkyl group having 1–10 identical or different carbon atoms, which does not contain an aliphatic unsaturated bond, and R2 is an organic group represented by the general formula —(CpH2pO(CqH2qO)r—X, where X is a monofunctional residue excepting the hydroxyl group of sterol, a and b are integers satisfying the relations 1.0?a?2.5, 0.001?b?1.0, and 1.5?a+b?2.6, respectively, p is an integer in the range 2–6, q is an integer in the range 2–4, and r is an integer in the range 3–200.

Abstract: Disclosed is a multi-layer paper suitable as a material for preparing heat-sensitive stencil printing masters. The multi-layer paper is produced by combining a plurality of thin paper layers by paper making. The multi-layer paper has a peel strength of 10 N/m or less and may be delaminated into at least two tissue sheets.

Abstract: 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 or aryl; n is 3-50; n? is 2-50; A and B are independently a) alkyl of one to ten carbons or heteroatoms, b) aryl of four to seven carbons or heteroatoms, c) cyclic of three to ten carbons or heteroatoms, or moieties of the formulas (d, e, or f); R1-R11 groups are each independently hydrogen, alkyl of one to ten carbons or heteroatoms, aryl of 4 to 14 carbons or heteroatoms, arylalkyl of five to twenty carbons or heteroatoms; unsubstituted carbonyl or substituted carbonyl. Heteroatoms are nitrogen, oxygen, silicon or sulfur. At least one of A or B, or both A and B are d), e), or f). The compounds of formula (I) inhibit protease enzymes and can be used as pharmaceuticals.

Abstract: The present invention relates to a process of producing a fluorided catalyst compound, catalyst compositions, and polymerization methods including such. At least one specific embodiment of the invention includes contacting a chlorinated metallocene catalyst component with a fluorinated inorganic salt, for a time sufficient to form a fluorinated metallocene catalyst component such as described in the following example: wherein R are substituent groups selected from the group consisting of C1 to C10 alkyls in a particular embodiment, and p is 0 or an integer from 1 to 5. The fluorinated inorganic salt is characterized in a particular embodiment as a compound that provides at least one fluoride ion when contacted with a diluent comprising at least 50 wt % water.

Abstract: Provided are compounds having molecular components capable of transporting/injecting hole and an organic EL device having a self-assembled monolayer comprising the same. The compound has the following formula: Ar—R—SiX3 wherein Ar is a functional group having hole transporting or injecting capability, R is a C1 to C22 alkyl group, and X is an alkoxy group or halogen.

Abstract: A family of novel hetrocyclic-amide type catalyst precursors useful for the polymerization of olefins, such as ethylene, higher alpha-olefins, dienes, and mixtures thereof.

Abstract: 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 covalent bond or a by C1-16 (preferably C1-9) alkylene group, n is at least 2 and n+m=the functionality of Q, each R1 is the same or different and is a non-photoinitiator group; each group PI is the same or different and is a photoinitiator group. Each —A1— is the same or different and is selected from linking groups of formula —(A2)p—Z— wherein p has an average of from 1 to 10, preferably from 3 to 5 and the groups —A2— are either (a) each independently selected from C2-4 alkyleneoxy groups; or (b) each independently selected from groups of formula —O—(CH2)qCO— wherein q is from 3 to 5, and Z is selected from —O—, —S— and —NR6— where R6 is C1-6 alkyl.

Abstract: 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 during the synthesis. The new method prepares the phosphine oxide from (D)-glucose.

Abstract: A high internal aqueous phase water-in-oil type emulsion cosmetic composition comprising a cross-linkable polyether-modified silicone in an amount of 0.1 to 10.0% by weight and a water-soluble polymer having a weight average molecular weight of 2000 to 300,000, an inorganic salt and an amino acid salt or a polyether-modified silicone, and having a content of an aqueous phase component of at least 50% by weight.

Abstract: The invention relates to an ionic compound corresponding to the formula [R1X1(Z1)—Q?—X2(Z2)—R2]m Mm+ in which Mm+ is a cation of valency m, each of the groups Xi is S?Z3, S?Z4, P—R3 or P—R4; Q is N, CR5, CCN or CSO2R5, each of the groups Zi is ?O, ?NC?N, ?C(C?N)2, ?NS (?Z)2R6 or ?C[S(?Z)2R6]2, each of the groups Ri, is Y, YO—, YS—, Y2N— or F, Y represents a monovalent organic radical or alternatively Y is a repeating unit of a polymeric frame. The compounds are useful for producing ion conducting materials or electrolytes, as catalysts and for doping polymers.

Abstract: The invention includes a trialkylsilane comprising a hydrocarbon backbone including one to ten carbon atoms; a terminal trialkylsilyl moiety having at least two alkyl groups independently comprising at least six carbon atoms; and a terminal silyl moiety that has at least one hydrolyzable group bound to a silicon of the silyl moiety. At least one of the alkyl groups of the trialkylsilyl moiety may substituted with at least one halogen, and is preferably a perfluoroalkyl group. The invention also provides methods of producing the trialysilane and substrates including the trialkysilane of the invention, as well as columns and substrates for use in chromatographic applications.

Abstract: This invention relates to silicon precursor compositions for forming silicon-containing films by low temperature (e.g., <300° C.) chemical vapor deposition processes for fabrication of ULSI devices and device structures. Such silicon precursor compositions comprise at least one disilane derivative compound that is fully substituted with alkylamino and/or dialkylamino functional groups.

Abstract: An aminofunctional organoalkoxysilane of formula I R2N—(CH2)y—Si(OR1)3−nR2n  (I), wherein the R groups bonded to nitrogen are identical or different and each individual R group is hydrogen, an alkyl radical having from 1 to 4 carbon atoms, an aryl radical or an arylalkyl radical, R1 is an alkyl radical having from 1 to 8 carbon atoms or an aryl radical, R2 is an alkyl radical having from 1 to 8 carbon atoms or an aryl radical, y is 2, 3 or 4 and n is 0, 1 or 2, is prepared by a process comprising: reacting a chlorofunctional organoalkoxysilane of formula II Cl—(CH2)y—Si(OR1)3−nR2n  (II), wherein R1, R2, y and n are as defined above, with ammonia or an organic amine of formula III HNR2  (III), wherein the two R groups are identical or different and each is defined as described above; separating organic amine hydrochloride or ammonium chloride by-product which is formed in the reaction; distilling the resulting crude product, thereby

Abstract: 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. For instance, reversibly protected silanes are of particular value in applications where room temperature cure and/or adhesion is of value, such as coatings, high resolution imaging, caulks, adhesives, sealents, gaskets, and silicones. Reversibly protected silanes can also be beneficially used in reticulating agents, and in sizing agents, tires, and release coatings. The incorporation of reversibly protected silanes into coating resins is of particular value. The reversibly protected silane can be incorporated into the coating resin by polymerizing a monomer containing the reversibly protected silane into the resin or by post-addition into the coating formulation.

Abstract: A process for producing a norbornene derivative having an organosilyl group suitable as a synthetic intermediate for pesticides and medicaments and for production of polyolefin polymers, particularly polyolefin polymers having a good adhesiveness with metals or insulating inorganic materials in high yields with a satisfactory purity.

Abstract: There is provided an array of alkyl substituted silsesquioxane thin film precursors having a structure wherein alkyl groups are bonded to the silicon atoms of a silsesquioxane cage. The alkyl groups may be the same as, or different than the other alkyl groups. In a first aspect, the present invention provides a composition comprising a vaporized material having the formula [R—SiO1.5]x[H—SiO1.5]y, wherein x+y=n, n is an integer between 2 and 30, x is an integer between 1 and n and y is a whole number between 0 and n. R is a C1 to C100 alkyl group. Also provided are films made from these precursors and objects comprising these films.

Abstract: Powders treated with silicones represented by the following formula (1): R1aR2bR3cSiO(4−a−b−c)/2  (1) wherein R1, R2, R3 a, b and c are as defined herein, are suitable for use in cosmetic materials.

Abstract: A method of removing inorganic contamination from dielectric condensate precursor fluids and silicate esters, such as tetraethylorthosilicate (TEOS), methyltriethoxyorthosilicate (MTEOS), hydrogen silsesquioxane (HSQ), methyl silsesquioxane (MSQ), polyarylene ether, benzocyclobutene (BCB), or OSG, includes obtaining a commercial grade fluid having up to 10,000 ppb individual metallic contaminants; converting the sodium form of one or more macroporous ion exchange resin beds to a hydrogen form; converting the chloride form of one or more macroporous ion exchange resin beds to a hydroxide form; drying the macroporous ion exchange resin beds to remove substantially all water from the ion exchange resin beds; passing fluids through the ion exchange resin beds one or more times by recirculating all or a portion of the fluid to obtain a purified fluid having less than 1 ppb of individual metallic contaminants, less than 10 ppb of boron contaminants, and less than 1 ppb of chloride contaminants; and collecting the p

Abstract: Disclosed herein are blocked mercaptosilane condensates that are useful as coupling agents in mineral filled elastomer compositions. Among the advantages in the use of these blocked mercaptosilane condensates over the use of previously described blocked mercaptosilanes are the release of less volatile organic compounds during the elastomer compounding process and lower coupling agent loading requirements.

Abstract: The invention relates to a material including carbon, oxygen, silicon and hydrogen and having a dielectric constant of from about 2.1 to about 3.0 where an FTIR scan of the material includes at least two major peaks signifying Si—CH3 bonding. The invention further relates to a material which has a variable dielectric constant through the thickness of the material. Another aspect of the invention is the method of making the material.

Abstract: Compounds containing vinyl silane and epoxy functionality can be used as adhesion promoters or the main resin in curable compositions.

Abstract: Conjugated mono-, oligo- and polyazulenes are suitable for use as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors, electroluminescent, photovoltaic and sensor devices, and as field effect transistors and semi-conducting components.

Abstract: Provided are compounds having molecular components capable of transporting/injecting hole and an organic EL device having a self-assembled monolayer comprising the same.

Abstract: Methods, compositions and articles of manufacture for binding histidine containing proteins to substrates are provided. A substrate having reactive groups is contacted with a substrate modifier comprising a silane, a linker, and an active site to form an activated substrate. The activated substrate is then reacted with a reagent that binds to the active site and comprises a ligand that can bind to a metal ion to form a chelator which is then chelated to a metal ion to form a metal-chelated substrate. A histidine-containing protein having an arrangement of histidine residues that can bind to two available cis valencies on the chelated metal ion is then incubated with the metal-chelated substrate to form a protein-substrate complex. The protein can be deposited in a pattern through any suitable technique. The protein is bound in an active form allowing it to perform native functions, including enzymatic functions.

Abstract: Novel compounds comprising siloxane modified carboxylic acid substituted amines and salts thereof are provided. The compounds according to the invention provide many of the desirable properties of ethylenediamine tetraacetic acid and its salts in a stationary phase. A process for synthesis of the compounds according to the invention are also provided.

Abstract: A process for the modification of the surface of a silica with a silane compound comprising mixing an aqueous suspension of precipitated silica particulates with a silane compound which is dissolved in an organic solvent, in the presence of a phase transfer catalyst.

Abstract: Novel indanylidene compounds can be used as UV-A filters in cosmetic compositions for protecting skin and hair and for technical applications.

Abstract: 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 or aryl; n is 3-50; n′ is 2-50, A and B are independently a) alkyl of one to ten carbons or heteroatoms, b) aryl of four to ten carbons or heteroatoms, c) cyclic of three to ten carbons or heteroatoms, or moieties of the formulas (d, e, or f); R1-R11 groups are each independently hydrogen, alkyl of one to ten carbons or heteoatoms aryl of 4 to 14 carbons or heteroatoms, arylalkyl of five to twenty carbons or heteroatoms; unsubstituted carbonyl or substituted carbonyl. Heteroatoms are nitrogen, oxygen, silicon or sulfur. At least one of A or B, or both A and B are d), e), or f). The compounds of formula (I) inhibit protease enzymes and can be used as pharmaceuticals.

Abstract: The invention relates to modified cationic photoinitiators which exhibit a reduced tendency to crystallize, to a process for reducing the crystallization tendency of cationic photoinitiators, and to the use of the photoinitiators of the invention for the radiation curing of cationically curing compositions. The inventive cationic photoinitiators have the formula (IV): [R1—I—R2]+X− where R1 is a radical R2 is a radical in which Ar is a monovalent aromatic hydrocarbon radical and D being a radical and the remaining variables are defined herein.

Abstract: Methods of forming metal alkoxides and methods of forming precursor solutions of metal alkoxides suitable for the coating of glass in the manufacture of electrochromic devices are disclosed. The method of forming metal alkoxides involves dissolving the metal halide in an anhydrous solvent and reacting it with an alcohol and (together with the addition of the alcohol or subsequently) adding an epoxide, and then evaporating-off the volatile components of the reaction product to leave a solid metal alkoxide that is substantially free of halide. The alkoxide may then be dissolved in a solvent including an alcohol (preferably ethanol) containing a small proportion of water to produce a precursor solution suitable for coating glass, the coating then being hydrolyzed to form a sol-gel and then baked to remove volatile components and to yield a thin layer of metal oxide.

Abstract: Hetero-spiro compounds of the formula (I), where &PSgr; is an element of the 4th main group of the Periodic Table with the exception of carbon, preferably Sn, Ge or Si, particularly preferably Ge or Si, and K1 and K2 are, independently of one another, conjugated systems, for use in electroluminescence devices. The compounds of the formula (I) have a good solubility in customary organic solvents, improved film-forming properties and a significantly reduced tendency to crystallize.

Abstract: There are disclosed new metallocene compounds and catalysts for olefin polymerization. The metallocene compound is a complex of transition metal and cyclopentadienyl-type ligands substituted with silacycloalkyl group. The metallocene catalyst comprises the above metallocene compound and at least one activator such as aluminoxanes, aromatic boron compounds substituted with fluoride, and modified clays. The metallocene catalyst can be used for polymerization of olefin in liquid phase, slurry phase or gas phase process.

Abstract: It is shown metallocenes with functionalized bridge of formula wherein M represents a transition metal of groups 3, 4, 5 or 6, L represents cyclopentadienyl-type ligands, Y represents a halogen and which can own one or various bridges between unities L. At least one of these bridges is functionalized through a group constituted by the union between a halogen atom and a silicon, germanium or tin atom. It is also shown a method for the synthesis of these metallocene compounds starting from the corresponding metallic halure and a precursor of the ligand which has leaving groups. These metallocene compounds are used as catalyst precursors for the homopolymerization and copolymerization of olefins. It is also shown methods for supporting these metallocenes on inorganic solids in order to obtain solid catalyst systems for olefins polymerization processes in a heterogeneous phase.

Abstract: A high-efficiency organic luminous element by which blue luminescence with high luminance and high color purity becomes possible, which comprises at least one compound represented by general formula (A): 1