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Shin-Etsu Chemical Co., Ltd. Patents
Assignee:
Shin-Etsu Chemical Co., Ltd.
Address:
Tokyo, JP
No. of patents:
2508
Patents:




Patent Number Title Of Patent Date Issued
RE40519 Conductive fluoro-resin compositions September 23, 2008
A conductive fluoro-resin composition of the addition reaction curing type is provided comprising (A) a reactive fluorinated polyether compound comprising fluorinated polyether units and having at least two aliphatic unsaturated hydrocarbon radicals in a molecule, (B) a compound having a
RE33737 Optical fiber coated with an organopolysiloxane curable actinic rays November 5, 1991
The coated optical fiber of the invention is prepared by providing a coating layer of an ultraviolet-curable organopolysiloxane or a composition comprising the same and irradiating the coating layer with ultraviolet. Specifically, each of the terminal silicon atoms of the organopolys
RE33284 Method for the polymerization of vinyl chloride monomer in an aqeous medium July 31, 1990
The invention provides an improvement in the suspension polymerization of vinyl chloride in an aqueous medium in the presence of a monomer-soluble polymerization initiator, according to which the amount of polymer scale deposition on the reactor walls can be greatly decreased. The improv
RE32813 Method for the suspension polymerization of vinyl chloride monomer December 27, 1988
The invention provides an improvement in the suspension polymerization of vinyl chloride or a monomer mixture mainly composed of vinyl chloride in an aqueous medium containing a nonionic surface active agent and in the presence of a monomer-soluble polymerization initiator, according to
RE32717 Method for the preparation of N-methyl-N-trimethylsilyl trifluoroacetamide July 19, 1988
N-Methyl-N-trimethylsilyl trifluoroacetamide can be synthesized by the reaction of N-methyl trifluoroacetamide and, N,O-bis(trimethylsilyl) acetamide at 40.degree.-130.degree. C. followed by fractionating distillation. The method is advantageous in respect of the absence of the step
D346891 Sports underpants May 17, 1994
7452955 One part organopolysiloxane gel composition November 18, 2008
In a one part organopolysiloxane gel composition comprising an alkenyl-containing branched organopolysiloxane, an SiH-termined organohydrogenpolysiloxane, and an addition reaction catalyst, the catalyst is obtained by heat aging a mixing of a platinum complex having an alkenyl-contai
7452928 Cold water-soluble polymer particles and method for preparing the same November 18, 2008
A method for preparing cold water-soluble polymer particles is described. The method includes subjecting a liquid containing a wetting agent or a powder of the wetting agent to dropping or spraying over or mixing with a starting water-soluble polymer particles while fluidizing the starti
7452571 Method of sealing semiconductor element mounted on gold-plated printed circuit board November 18, 2008
Methods of sealing a semiconductor element are provided. The methods includes the steps of coating a semiconductor element mounted on a gold-plated printed circuit board with a curable silicone resin, and then curing the curable silicone resin. In a method, the gold-plated printed ci
7449540 Curable silicone composition November 11, 2008
A composition comprising (A) polycycloolefin-functional polysiloxane represented by the following average compositional formula (1) ##STR00001## wherein R.sup.1 is a monovalent organic group which does not have an unsaturated bond and may be different from each other, k is the numbe
7438831 Zirconium or hafnium and manganese-containing oxides October 21, 2008
Oxo-acid salts, halogenated oxo-acid salts, double oxides or complex oxides contain 0.001-10 atom % of Zr or Hf and 0.001-5 atom % of Mn. They emit radiation in the visible range of 390-750 nm when excited with vacuum-ultraviolet radiation.
7438783 Plasma processing apparatus and plasma processing method October 21, 2008
Disclosed is a plasma processing apparatus and a plasma processing method. A substrate to be processed is accommodated in a vacuum chamber within which a plasma generator is provided so as to generate plasma for use in performing plasma processing on the substrate. Outside the vacuum cha
7438768 Rare earth element sintered magnet and method for producing rare earth element sintered magnet October 21, 2008
Hydrogen embrittlement is prevented in Sm.sub.2Co.sub.17-based magnets and R.sub.2Fe.sub.14B-based magnets by metal plating the magnet, then carrying out heat treatment, or by forming a metal oxide or metal nitride layer on the metal plating layer or directly on the magnet itself.
7432603 Semiconductor encapsulating epoxy resin composition and semiconductor device October 7, 2008
In an epoxy resin composition comprising (A) an epoxy resin, (B) a curing agent, (C) an inorganic compound, and (D) an inorganic filler, the inorganic compound (C) is an oxide of metal elements at least one of which is a metal element of Group II in the Periodic Table having a second
7432313 Solvent-free polymide silicone resin composition and a cured resin film thereof October 7, 2008
A solvent-free polyimide silicone resin composition comprising (a) a polyimide silicone resin having repeating units represented by the following formula (1-1) and repeating units represented by the following formula (1-2), a film of said resin with a thickness of 100 .mu.m prepare
7432235 Low-foaming silicone composition comprising a polyoxyalkylene/perfluoroalkyl-comodified organopo October 7, 2008
Provided is a low-foaming silicone composition, including: (A) from 51 to 99.9 parts by mass of a polyoxyalkylene-modified organopolysiloxane having a specific structure, (B) from 0.1 to 49 parts by mass of a polyoxyalkylene/perfluoroalkyl-comodified organopolysiloxane having a speci
7432023 Method for producing a pellicle for lithography October 7, 2008
There is provided a pellicle for lithography which has at least, a pellicle film for dustproof protection, a pellicle frame to which the pellicle film is adhered, an adhesive layer provided on one end face of the pellicle frame in order to adhere the pellicle film, and a sticking lay
7431899 Apparatus for the continuous production of silicon oxide powder October 7, 2008
A silicon oxide powder can be continuously prepared by feeding a raw material powder mixture containing silicon dioxide powder into a reaction chamber (2) at a temperature of 1,100-1,600.degree. C., to produce a silicon oxide gas, transferring the silicon oxide gas to a deposition ch
7427464 Patterning process and undercoat-forming material September 23, 2008
A pattern is formed by applying an undercoat layer comprising a naphthol-dicyclopentadiene copolycondensate on a processable substrate as an antireflective film, applying a photoresist layer over the undercoat layer, exposing the photoresist layer to radiation, developing the resist
7425390 Preparation of halftone phase shift mask blank September 16, 2008
In preparing a halftone phase shift mask blank, a metal and silicon-containing compound film serving as a halftone phase shift film is formed on a transparent substrate by a co-sputtering process including the steps of disposing a metal-containing target and a silicon target in a cha
7425373 Primer composition September 16, 2008
A primer composition comprising a compound containing an epoxy group, a Si--H group, and an aromatic ring per molecule, and a solvent is effective for assisting in integral molding or bonding a silicone rubber to an adherend of gold, silver or platinum.
7425283 Cyclic carbonate-modified siloxane, method of making, non-aqueous electrolytic solution, seconda September 16, 2008
A siloxane modified with a cyclic carbonate of the formula: ##STR00001## is combined with a non-aqueous solvent and an electrolyte salt to form a non-aqueous electrolytic solution, which is used to construct a secondary battery having improved temperature and cycle characteristics.
7420075 Preparation of organohalosilanes September 2, 2008
Organohalosilanes are prepared by charging a reactor with a contact mass of metallic silicon and a catalyst and feeding an organohalide-containing gas to the reactor. Tin or a tin compound is used as the catalyst. Then organohalosilanes can be produced quite efficiently at a high reactio
7420015 Flame retardant silicone compositions September 2, 2008
A silicone composition comprising (A) an organopolysiloxane having at least one lower alkenyl group in a molecule, (B) an organohydrogenpolysiloxane having at least two SiH groups in a molecule, (C) a platinum catalyst, and (D) at least one compound selected from among indoline, 1,2,
7419749 Halftone phase shift mask blank, halftone phase shift mask and their preparation September 2, 2008
In a halftone phase shift mask blank comprising a halftone phase shift film on a substrate which is transparent to exposure light, the halftone phase shift film comprises a metal, silicon, and optionally oxygen and nitrogen. The halftone phase shift film experiences a phase difference
7419567 Plasma processing apparatus and method September 2, 2008
A plasma processing apparatus includes a worktable in a process chamber to horizontally place a target substrate thereon. A plasma generation space is defined above and around the worktable within the process chamber. The plasma generation space includes a peripheral plasma region and a
7417104 Porous film-forming composition, patterning process, and porous sacrificial film August 26, 2008
A porous film-forming composition is provided comprising (A) a polymer obtained by hydrolytic condensation of a hydrolyzable silane having formula (1): R.sup.1.sub.n--Si--R.sup.2.sub.4-n (1) wherein R.sup.1 is a monovalent organic group or hydrogen, R.sup.2 is a hydrolyzable group or
7417078 Electromagnetic wave absorbing thermally conductive composition and thermosoftening electromagne August 26, 2008
An electromagnetic wave absorbing heat conductive composition is used to form an electromagnetic wave absorbing heat dissipating article that is placed between a heat generating electronic component which, when operated, generates heat, reaches a temperature higher than room temperat
7416833 Photoresist undercoat-forming material and patterning process August 26, 2008
An undercoat-forming material comprising a copolymer derived from an indene and a compound having a hydroxyl or epoxy group and a double bond, an organic solvent, an acid generator, and a crosslinker, optionally combined with an intermediate layer having an antireflective effect, has
7414096 Solvent-free silicone composition for release paper August 19, 2008
A solvent-free silicone composition for release paper, comprising: (A) an organopolysiloxane represented by the following average compositional formula (1) ##STR00001## (B) an organopolysiloxane represented by the following average compositional formula (2) ##STR00002## (C) a
7414086 Room temperature-curable organopolysiloxane compositions August 19, 2008
RTV organopolysiloxane compositions comprising (A) a diorganopolysiloxane having hydroxyl or alkoxysilyl groups at both ends, (B) a polyoxypropylene-modified silicone, (C) wet silica, and (D) a silane or siloxane having at least three silicon-bonded hydrolyzable groups have improved
7413744 Cosmetic preparation August 19, 2008
A cosmetic comprising the organopolysiloxane wax represented by the following formula (1), ##STR00001## wherein R.sup.1 is a group selected from the group consisting of alkyl groups having 1 to 20 carbon atoms, alicyclic groups, aryl groups, aralkyl groups and fluorinated alkyl gr
7405503 Permanent magnet rotating electric machine July 29, 2008
The present invention provides a rotating electric machine in which damage to a magnet from heat is prevented, eddy current loss is reduced while decreasing an eddy current generated in a permanent magnet, and furthermore, time and cost for manufacturing can be reduced. The present i
7405459 Semiconductor device comprising porous film July 29, 2008
The present invention provides a zeolite sol which can be formed into a porous film that can be thinned to an intended thickness by a method used in the ordinary semiconductor process, that excels in dielectric properties, adhesion, film consistency and mechanical strength, and that
7405316 Organosilicon compounds July 29, 2008
Silyl ketene acetal compounds having a partial structure of formula (1) wherein R and R.sup.2 each are a monovalent C.sub.1-C.sub.12 hydrocarbon group and n is an integer of 1-6 are useful as a terminal alkoxysilylating agent, surface treating agent, storage stabilizer, curing agent
7405244 Solvent-free polyimide silicone resin composition and a resin film composed of the same July 29, 2008
A solvent-free resin composition comprising (a) a polyimide silicone resin having repeating units represented by the following general formulas (1-1) and (1-2), ##STR00001## wherein X is a tetravalent organic group, Y is a divalent organic group, and Z is a divalent organic group having
7402621 Porous-film-forming composition, preparation method of the composition, porous film and semicond July 22, 2008
The invention provides a coating solution for forming a porous film having excellent mechanical strength and dielectric properties and for easily forming a film with a freely controlled film thickness in an ordinarily employed method in semiconductor process. More specifically, provided
7396867 Organopolysiloxane composition for bonding to magnesium alloy July 8, 2008
An organopolysiloxane composition for bonding to magnesium alloys comprises (A) 100 parts by weight of an organopolysiloxane of the following general formula (1) and/or (2) ##STR00001## wherein R may be the same or different and represents a substituted or unsubstituted monovalent h
7396633 Chemically amplified resist composition and manufacturing method of semiconductor integrated cir July 8, 2008
With the damascene process in which an interconnection is formed using a conventional chemically amplified positive photoresist composition, there arises a problem that the photoresist within the via hole (as well as in its vicinity) may remain even after the exposure and the development
7393893 Curable organopolysiloxane composition and mother mold for cast molding July 1, 2008
A curable organopolysiloxane composition is provided, which is capable of generating a silicone rubber mother mold with improved mold release durability. The composition includes (A) 100 parts by mass of an organopolysiloxane containing at least two Si-bonded alkenyl groups within ea
7391291 Sealed rare earth magnet and method for manufacturing the same June 24, 2008
It is an object of the present invention to provide a rare earth magnet that will not decompose due to hydrogen embrittlement when used in a hydrogen gas atmosphere, and furthermore, does not pose the risk of contaminating a reaction bath with the surface treated film of the magnet.
7390436 Zirconium or hafnium-containing oxides June 24, 2008
Oxo-acid salts, double oxides or complex oxides contain 0.001-10 atom % of Zr or Hf. They emit near-ultraviolet radiation when excited with vacuum-ultraviolet radiation.
7385021 Sacrificial film-forming composition, patterning process, sacrificial film and removal method June 10, 2008
A sacrificial film-forming composition is provided comprising (A) an organofunctional silicone resin which is a co-hydrolytic condensate of hydrolyzable silanes having formula (1) and formula (2) and/or (3): X--Y--SiZ.sub.3 (1) R.sub.nSiZ.sub.4-n (2) P--SiZ.sub.3 (3) wherein Z
7378548 Tertiary amine compounds having an ester structure and processes for preparing the same May 27, 2008
The present invention provides ester group-containing tertiary amine compounds of the formula (R.sup.1OCH.sub.2CH.sub.2).sub.nN(CH.sub.2CH.sub.2CO.sub.2R.sup.2).sub.3-- n which, when used as additives in chemical amplification photolithography, can yield photoresists having a high res
7378218 Polymer, resist composition and patterning process May 27, 2008
A fluorinated polymer comprising recurring units of formulae (1a) to (1d) and having a Mw of 1,000-500,000 is provided. R.sup.1 is an acid labile group, R.sup.2 is a single bond or methylene, a1, a2, a3, and a4 are numbers from more than 0 to less than 1, and 0<a1+a2+a3+a4.ltoreq.1, b
7378215 Positive photoresist composition May 27, 2008
A positive photoresist composition comprising an alkali-soluble resin, a 1,2-quinonediazide compound, an organic solvent, and a fluorinated organosilicon compound of formula (1) serving as a surfactant can be effectively coated to uniformity over large areas and is improved in resist
7374819 Release film May 20, 2008
A release film comprising a plastic film substrate 3, a first layer 1 provided on at least one side of the substrate, and a second layer 2 provided on the first layer 1. The second layer 2 functions as a release layer and the first layer 1 as an adhesive layer to fix the second layer
7374612 Method of producing single-polarized lithium tantalate crystal and single-polarized lithium tant May 20, 2008
A method of producing a lithium-tantalate crystal comprising, at least subjecting a single-polarized lithium-tantalate crystal wherein an optical absorption coefficient at a wave number of 3480 cm.sup.-1 is 0.3 cm.sup.-1 or less to a heat treatment under a reducing atmosphere at a te
7368588 Preparation of sulfide chain-bearing organosilicon compounds May 6, 2008
By reacting a mixture of a halogenoalkyl group-bearing organosilicon compound and sulfur with an aqueous solution or water dispersion of an ammonium or alkali metal sulfide or a hydrate thereof in the presence of a phase transfer catalyst, a sulfide chain-bearing organosilicon compound
7368495 Flame-retardant resin composition free from halogen May 6, 2008
The invention discloses a flame-retardant thermoplastic resin composition without containing any halogen compounds as a flame-retardant agent but still exhibiting excellent flame retardancy. The resin composition comprises: (a) a thermoplastic resin kneadable or moldable at a tempera

 
 
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