Abstract: The invention provides a novel anionic polymer useful as a solid electrolyte in a lithium battery. The electrolyte matrix provides directional, flexible, polymeric ion channels with 100% lithium conduction with low-to-no affinity of the matrix for the lithium ion, in part due to the low concentration or absence of lone pair electrons in the anionic polymer.

Abstract: A ball and seat valve for high temperature and pressure applications, such as those used in isolation barrier valves in subterranean wells, is disclosed. The valve incorporates thermally fitted sleeve into the ball and/or the seat to allow for greater pressures and temperatures due to resultant stresses left with the parts due to interference. Additionally, the materials making up the sleeves may be chosen to allow for greater resistance to corrosive and erosive wellbore fluids.

Abstract: A non-carcinogenic process for the activation of zinc metal in a medium polarity solvent, wherein said zinc metal is activated by the reaction thereof with a halogen and a lithium compound selected from lithium halides and lithium pseudohalides, the use of said activated zinc metal for the preparation of an organozinc halide of formula R—ZnX, and a process for the preparation of compounds obtainable by the reaction of said organozinc halide of formula R—ZnX with compounds having functionality enabling them to react with said organozinc halide.

Abstract: A zinc oxide precursor for use in deposition of a zinc oxide-based thin film contains an alkyl zinc halide having the following formula: R—Zn—X, where R is an alkyl group CnH2n+1, and X is a halogen group. The n is a number ranging from 1 to 4, and the alkyl group is one selected from among a methyl group, an ethyl group, an i-propyl group and a t-butyl group. The halogen group contains one selected from among F, Br, Cl and I. A method of depositing a zinc oxide-based thin film includes loading a substrate into a deposition chamber; and supplying the zinc oxide precursor which contains the above-described alkyl zinc halide and an oxidizer into the deposition chamber and forming a zinc oxide-based thin film on the substrate via chemical vapor deposition. The zinc oxide-based thin film is deposited on the substrate via atmospheric pressure chemical vapor deposition.

Abstract: A double metal cyanide catalyst of the present invention having a controlled reactivity for preparing a polyol, which contains an ether ligand having a molecular weight of less than 200 and a glycol ligand having a molecular weight of less than 200 can be used in the preparation of a polyol having a unsaturation degree suitable for direct use for producing a polyurethane having suitable properties.

Abstract: This disclosure relates to olefin polymerization catalysts and compositions, their manufacture, and the production of polyolefins using specific catalyst compositions, including the use of chain shuttling agents in the olefin polymerization process. Specifically, this disclosure provides for dual headed and multi-headed chain shuttling agents (CSAs or MSAs) and for their use in preparing blocky copolymers. By controlling the ratio of dual-headed and multi-headed CSA sites to mono-headed CSA sites, a blocky copolymer can be provided having properties such as a narrow molecular weight distribution and/or improved melt properties.

Abstract: A zinc oxide precursor for use in deposition of a zinc oxide-based thin film contains an alkyl zinc halide having the following formula: R—Zn—X, where R is an alkyl group CnH2n+1, and X is a halogen group. The n is a number ranging from 1 to 4, and the alkyl group is one selected from among a methyl group, an ethyl group, an i-propyl group and a t-butyl group. The halogen group contains one selected from among F, Br, Cl and I. A method of depositing a zinc oxide-based thin film includes loading a substrate into a deposition chamber; and supplying the zinc oxide precursor which contains the above-described alkyl zinc halide and an oxidizer into the deposition chamber and forming a zinc oxide-based thin film on the substrate via chemical vapor deposition. The zinc oxide-based thin film is deposited on the substrate via atmospheric pressure chemical vapor deposition.

Abstract: The present invention relates to a process for the preparation of organozinc halides with low residual alkyl or aryl halide content.

Abstract: This disclosure relates to olefin polymerization catalysts and compositions, their manufacture, and the production of polyolefins using specific catalyst compositions, including the use of chain-shuttling agents in the olefin polymerization process. Specifically, this disclosure provides for dual-headed and multi-headed chain shuttling agents (CSAs or MSAs) and for their use in preparing blocky copolymers. By controlling the ratio of dual-headed and multi-headed CSA sites to mono-headed CSA sites, a blocky copolymer can be provided having properties such as a narrow molecular weight distribution and/or improved melt properties.

Abstract: A double metal cyanide catalyst of the present invention having a controlled reactivity for preparing a polyol, which contains an ether ligand having a molecular weight of less than 200 and a glycol ligand having a molecular weight of less than 200 can be used in the preparation of a polyol having a unsaturation degree suitable for direct use for producing a polyurethane having suitable properties.

Abstract: The present invention provides an industrially advantageous process for producing a steroid C17,20 lyase inhibitor represented by the general formula (I): and a Reformatsky reagent in a stable form suitable for the process. In the present invention, a compound represented by the general formula (I) is produced by reducing a specific ?-hydroxy ester compound derivative or a salt thereof obtained from a specific carbonyl compound in a Reformatsky reaction in the presence of a metal hydride complex and a metal halide, and then subjecting it to a ring-closing reaction. In the above Reformatsky reaction, it is useful to use a stable solution of a compound represented by the general formula BrZnCH2COOC2H5 or a crystal of the compound which is represented by the formula (BrZnCH2COOC2H5.THF)2.

Abstract: Described is a process for the preparation of hydrocarbyl metal halides, such as alkyl tin chlorides, in which a reaction between the metal in its metallic state and a hydrocarbyl halide is catalyzed by a dihydrocarbyl sulfoxide or a dihydrocarbyl formamide in the presence of a hydrocarbyl metal halide and wherein the pressure of the reaction vessel is varied during the reaction.

Abstract: The invention relates to a technique for preparing aromatic organozinc compounds and to a composition therefore. This composition constitutes a reactant that can be used to carry out the synthesis of organozinc compounds, and comprises a cobalt salt, a zinc salt, a polar aprotic solvent and elemental zinc in divided form, the elemental zinc being in solid form, the other elements being in a form dissolved in the solvent. Application to organic synthesis.

Abstract: The invention relates to new compounds having an element of group 12 and having a tridentate ligand, a process for their preparation and their use in particular as a polymerization catalyst.

Abstract: A reductive system including a silane, preferably PMHS, and an active zinc compound, which is monomeric and not a hydride, wherein a reduction of a carbonyl substrate to a corresponding alcohol is achievable.

Abstract: A process for preparing organozinc halides in solvents, includes reacting a reactive halogen compound with zinc in one or more carboxylic esters. It is also possible to prepare keto, hydroxyl and amino compounds of organozinc halides obtained in a first step from a reactive halogen compound and zinc in one or more carboxylic esters, wherein the organozinc halide obtained is reacted in a second step with an electrophilic reaction partner and the reaction product of the second step is hydrolyzed in a third step.

Abstract: The invention relates to a method for asymmetrically disubstituting carboxylic acid amides on the geminal carbonyl-C atom using two different grignard reagents in the presence of a metal alcoholate compound used as a catalyst and in the presence of another organometallic compound used as a co-catalyst.

Abstract: A process for preparing organozinc halides in solvents, includes reacting a reactive halogen compound with zinc in one or more carboxylic esters. It is also possible to prepare keto, hydroxyl and amino compounds of organozinc halides obtained in a first step from a reactive halogen compound and zinc in one or more carboxylic esters, wherein the organozinc halide obtained is reacted in a second step with an electrophilic reaction partner and the reaction product of the second step is hydrolyzed in a third step.

Abstract: The present invention describes the use of zinc treated with metal hydride in organometallic synthesis.

Abstract: The fibrous polymeric material based on polyvinyl chloride contains at least one antiseptic mercury derivative distributed in its polymeric structure in the form of a substantially molecular and practically non-releasable dispersion.The preferred mercury derivatives have the following general formula: ##STR1## in which Y is H or HgX. If the concentration of the derivative is equal to at least 0.5% by weight, relative to the chlorofiber, the latter has a permanent antiseptic character.This material is obtained by incorporating the above-mentioned derivative into the collodion when the chlorofiber is spun.

Abstract: The novel antiseptic mercurial derivatives according to the invention have at least one benzene ring and comprise: a) at least one radical HgX in which X is selected from F,Cl,Br, I, OH, CH.sub.3 COO, CN, SCN, NO.sub.3, OB(OH).sub.2, b) and, bonded to a benzene ring, at least one group--OR or--COOR in which R is a functional group capable of intervening in a reaction of polymerization or of polyaddition. The preferred derivative is 2-chloromercuri 4-tertiobutyl phenol allyl-ether. They may intervene in grafting reactions for the protection of a polymeric support, or in reactions of copolymerization.

Abstract: Zinc compounds of formula IICF.sub.3 CCl.sub.2 ZnCl.cndot.yL (II)wherein y is 1 or 2 and L is a solvent ligand selected from the group of the N-disubstituted acid amides, N-substituted lactams and the organic sulfoxides, are suitable for reaction with CO.sub.2, COS or SO.sub.2 to give, after working up, the acids of formula ICF.sub.3 CCl.sub.2 --X (I)wherein X is --CO.sub.2 H, --CSOH or --SO.sub.2 H, in good yield.

Abstract: A method of preparing high purity dimethyl cadmium or dimethyl zinc suitable for use in the deposition of Group II-VI epitaxial layers, which consists of forming an adduct of the metal alkyl with a non-chelating tertiary amine containing at least two tertiary amino groups per amine molecule, and subsequently dissociating the adduct to liberate the metal alkyl as a vapor. The adducts formed during the preparative method are found to dissociate readily on heating and yet are substantially involatile and so do not contaminate the liberated metal alkyl. A preferred amine suitable for use in the preparative method is 4,4' bipyridyl.

Abstract: The basic single step process for preparing trifluoromethyl organocadmium and zinc compounds from difluorodihalomethane is disclosed. The prepared trifluoromethyl compound may be used to add the trifluoromethyl to a variety of organic structures in a trifluoromethylating reaction. Amongst the structures included are aromatic compounds, halo olefins, allylic compounds, acetylenic compounds and acyl halides.

Abstract: New mercurobutol derivatives characterized in that they comprise at least one functional group, bonded to the mercurobutol phenol ring, which functional group being capable of intervening in a polymerization or polyaddition reaction, and said derivatives having the bioactive properties of mercurobutol, even after such reaction.These new derivatives can intervene in a grafting operation either as termination agent or a polymerization agent.These new derivatives, when grafted on a support, give it protection against bacteria, mushrooms and other micro-organisms.