Shin-etsu Chemical Co., Ltd.

Ayumu Kiyomori

Tohru Kubota

Yusuke Itoh

Takayuki Honma

Masato Kawakami

Shotaro Aoki

Masaki Takeuchi

Daijitsu Harada

Hiroyuki Yamazaki

Takeshi Kinsho

Koji Hasegawa

Takeru Watanabe

Yasufumi Kubota

Koichi Nakazawa

Yusuke Ito

Yoichi Tonomura

Takanobu Tsudera

Takeshi Nyuugaku

Hiromi Nishiwaki

Takahiro Kojima

A resin-coated metal powder according to the present invention is obtained by covering at least a part of the surface of a metal powder with a hydrolyzable resin that has an average composition of general formula (1) and a number average molecular weight of from 500 to 100,000; and this resin-coated metal powder exhibits sufficient dispersibility in an aqueous solution, while being stable for a relatively long period of time even in the coexistence of water in an aqueous coating material. (In the formula, Rrepresents a linear or branched monovalent hydrocarbon group having from 1 to 10 carbon atoms, said group optionally having a specific substituent such as a hydroxyalkyl group; each of R, Rand Rindependently represents a linear or branched monovalent hydrocarbon group having from 1 to 10 carbon atoms; each of Rand Rindependently represents a hydrogen atom or a linear or branched monovalent hydrocarbon group having from 1 to 10 carbon atoms; and a and b represent numbers that satisfy 0≤a<1, 0<b≤1 and (a+b)=1.)

Resin-coated metal powder, method for producing same and aqueous coating composition using same

The adhesive composition includes: a cyclic organosilazane compound of the following general formula (1): wherein Rs each independently represent a substituted or unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms, and p represents an integer of 3 to 8; and a hydrolyzable group-containing organosilicon compound containing an alkoxysilane compound of the following general formula (2) and/or a partial hydrolytic condensate thereof:R&#x2014;Si(OR)&#x2003;&#x2003;(2)wherein Rrepresents an unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms and optionally having an oxygen atom, Rrepresents an unsubstituted monovalent hydrocarbon group having 1 to 10 carbon atoms, and x represents an integer of 0 to 2.

Adhesive composition, covering substrate, and cured product

A halosilane compound: RCHCHSiRX is prepared by hydrosilylation reaction of a vinyl compound: RCH&#x2550;CHwith a halogenodiorganosilane compound having formula: HSiRX in the co-presence of an iridium catalyst, an internal olefin compound, and an allyl halide. The halosilane compound is prepared on an industrial scale with the advantages of low costs, high yields, and high selectivity, using a small amount of iridium catalyst.

Method for preparing halosilane compounds

A polysiloxazane compound including a repeating unit of the following general formula (1), and having a number average molecular weight of 500 to 100,000 as measured by gel permeation chromatography versus polystyrene standards, wherein Rand Reach independently represent a substituted or unsubstituted C-Cmonovalent hydrocarbon group optionally containing a hetero atom, Xs each independently represent a methyl group, an oxygen atom, NH&#x2014;SiX, or (NH)&#x2014;SiRR(Rand Rhave the same meaning as provided above), or Xs are joined to one another to represent an oxygen atom, n is an integer of 0 to 8, when the number of NH&#x2014;SiXis denoted by p, p satisfies 0&#x2264;p/(2n+4)&#x2264;0.5, r is an integer of 0, 1, or 2, and a and b are numbers satisfying 0&#x3c;a&#x2264;1, 0&#x2264;b&#x3c;1, and a+b=1.

Polysiloxazane compound, method for producing the same, and composition containing the same and cured product thereof

A polysilazane composition comprising an organopolysilazane compound free of Si&#x2014;H structure and an organoxysilane compound having at least two silicon atoms in the molecule does not release hazardous substances such as hydrogen or require reactive solvents.

Polysilazane composition, coated substrate, and multilayer construction

A bissilylamino group-containing organic polysilazane compound having an average composition represented by general formula (1) below: wherein Ris a monovalent hydrocarbon group, Ris a divalent hydrocarbon group, Rand Rare a monovalent hydrocarbon group, Rand Roptionally bond each other to form a ring structure together with a silicon atom to which Rand Rare bonded and a nitrogen atom to which the silicon atom is directly bonded, Ris a monovalent hydrocarbon group, p is 0 or 1, q is 0, 1, or 2, and a and b are numbers which satisfy 0&#x3c;a&#x2264;1, 0&#x2264;b&#x3c;1, and a+b=1,

Bissilylamino group-containing organic polysilazane compound, method for producing same, and composition containing same and cured product

Provided is a carbonate-containing silane compound having a characteristic structure that at least two silicon atoms are linked by a carbon chain. The silane compound is chemically stable. When used as an additive to a nonaqueous electrolyte solution, the silane compound does not jeopardize the safety of lithium ion secondary batteries.

Carbonate-containing silane compound and making method

A composition is provided comprising (a) a polysilazane having a monovalent hydrocarbon group, (b) untreated metal oxide nanoparticles, metal oxide nanoparticles having a monovalent hydrocarbon group, or metal oxide nanoparticles having an alkylsilyl or alkoxysilyl group, and (c) an aprotic solvent. The composition has storage stability and is suitable for forming a film having water repellent, especially superhydrophobic properties.

Water repellent film-forming composition and water repellent film

The invention provides an organosilane compound having a more bulky substituent group than the existing organosilane compounds. The compound is represented by formula (1) wherein Ris a C-Ctertiary hydrocarbon group, Ris a C-Calkyl group, and LG is halogen or trifluoromethanesulfonyloxy. 

Organosilane compounds having bulky substituent and preparation thereof

A surface modifier for a transparent oxide electrode contains a reactive silyl compound represented by General Formula (1):Rf&#x2014;X-A-SiR(OR)&#x2003;&#x2003;(1)in which, Rf is an aryl group having 10 or fewer carbon atoms that may have an alkyl substituent having 1 to 5 carbon atoms, wherein at least one hydrogen atom is replaced with a fluorine atom, X represents a divalent group selected from &#x2014;O&#x2014;, &#x2014;NH&#x2014;, &#x2014;C(&#x2550;O)O&#x2014;, &#x2014;C(&#x2550;O)NH&#x2014;, &#x2014;OC(&#x2550;O)NH&#x2014;, &#x2014;NHC(&#x2550;O)NH&#x2014;, or a single bond, A represents a straight chain, branched chain or cyclic aliphatic divalent hydrocarbon group having 1 to 10 carbon atoms, an aromatic divalent hydrocarbon group, or a single bond, a surface-modified transparent oxide electrode formed by coating with the surface modifier. A method for producing a surface-modified transparent oxide electrode is also provided.

Surface modifier for transparent oxide electrode, surface-modified transparent oxide electrode, and method for producing surface-modified transparent oxide electrode

Provided is a glycoluril ring-containing organosilicon compound having 4 organoxysilyl groups to form silanol groups capable of covalently bonding with hydroxyl groups on an inorganic material surface. The compound imparts mechanical strength and adhesion to an organic/inorganic composite material.

Glycoluril ring-containing organosilicon compound and making method

A 2-cyanoethyl-containing organoxysilane compound having the formula: NC&#x2014;CH&#x2014;CH&#x2014;X&#x2014;Si(OR)is heat resistant and compatible with organic solvents. Ris a C-Cmonovalent hydrocarbon group, and X is a C-Cdivalent hydrocarbon group which contains a methylene and/or methine moiety, at least one of the methylene and methine moieties being substituted with a divalent heteroatom linking moiety NR (wherein R is hydrogen, C-Cmonovalent hydrocarbon group or 2-cyanoethyl), a trivalent heteroatom linking moiety N, or a combination thereof.

2-cyanoethyl-containing organoxysilane compound, silsesquioxane, and making methods

A photocurable composition comprising (a) a cyano-containing silsesquioxane, (b) a cyano-containing ethylenically unsaturated monofunctional monomer, (c) an ethylenically unsaturated polyfunctional monomer, and (d) a photo-polymerization initiator has a long shelf life under light-shielded conditions. A cured product obtained by curing the photocurable composition is a polymeric material which is transparent and lightweight and has a high dielectric constant.

Photocurable composition and cured product

A surface modifier for a metal electrode containing a reactive silyl compound represented by General Formula (1)Rf&#x2014;X-A-SiR(OR)&#x2003;&#x2003;(1)wherein, Rf is an aryl group having 6 to 10 carbon atoms that may have an alkyl substituent having 1 to 5 carbon atoms or an alkyl group having 1 to 10 carbon atoms, wherein at least one hydrogen atom is replaced with a fluorine atom, X represents a divalent group selected from &#x2014;O&#x2014;, &#x2014;NH&#x2014;, &#x2014;C(&#x2550;O)O&#x2014;, &#x2014;C(&#x2550;O)NH&#x2014;, &#x2014;OC(&#x2550;O)NH&#x2014;, and &#x2014;NHC(&#x2550;O)NH&#x2014;, or a single bond, A represents a straight chain, branched chain or cyclic aliphatic divalent hydrocarbon group having 1 to 10 carbon atoms, an aromatic divalent hydrocarbon group having 6 to 10 carbon atoms, or a single bond, Ris a monovalent hydrocarbon group having 1 to 3 carbon atoms, Rrepresents a monovalent hydrocarbon group having 1 to 3 carbon atoms, an acetyl group, a propanoyl group, or a hydrogen atom, and n is an integer of 1 to 3, a metal electrode surface-modified with the surface modifier, and a method for producing a surface-modified metal electrode are provided.

Surface modifier for metal electrode, surface-modified metal electrode, and method for producing surface-modified metal electrode

The present invention provides a fluorescent compound represented by the following general formula (1): 

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Joetsu, Japan

Ayumu Kiyomori