Dow Corning Corporation

Dow Silicones Corporation

Dow Global Technolgoies LLC

Dow Corning Toray Company, Ltd.

Dow Toray Co., Ltd.

Dupont Toray Specialty Materials Kabushiki Kaisha

Rohm and Haas Company

Ddp Specialty Electronic Materials US 9, LLC

Steven Swier

John Bernard Horstman

Masaaki Amako

Yanhu Wei

Zachary Kean

Randall Gene Schmidt

Shin Yoshida

Haruhiko Furukawa

Nanguo Liu

Zhenbin Niu

Tadashi Okawa

Phillip Dene Hustad

David D Devore

Makoto Yoshitake

Tomohiro Iimura

Gary Michael Wieber

Erin B Vogel

Liam P Spencer

Glenn Gordon

Ann Walstrom Norris

Eiji Kitaura

Fumito Nishida

Ken Kawamoto

Bethany M Neilson

Susan Machelski

Haruna Yamazaki

Jordan Reddel

Michael Behr

Jerzy Klosin

Donald Taylor Liles

Michitaka Suto

Arnold Stan Brownell

Kazuhiro Nishijima

Sheng Wang

Junying Liu

Geoffrey Bruce Gardner

Valerie Smits

Atsushi Sugie

Shengqing Xu

Michelle R Cummings

Michael Backer

Thomas Chaussee

Jody J Henning

Sebastien Grofils

Toshiki Nakata

David J Deshazer

Laurence Stelandre

Ginam Kim

Martijn A Beukema

Lizhi Liu

Masaaki Yoshida

Andre Colas

Thierry Materne

Vennesa O Jansma

David M Altergott

David R Dingman

A curable coating composition is provided having multi-functionalized acrylic copolymer and amino-functional silicone resin curing agents. The acrylic copolymer of the curable coating composition has, in polymerized form, epoxy functionalized groups and cure compatibility groups and the amino-functional silicone resin is an alkoxy functional siloxane, which optionally is derived from sterically hindered alcohol-amine precursor moieties. The coating compositions are useful in the field of superior weatherable and durable coatings and are useful to replace isocyanate-containing polyurethane based coatings. Also provided are coated articles produced from the curable composition.

Weatherable and durable coating compositions

A curable coating composition is provided having multi-functionalized acrylic copolymer and amino-functional silicone resin curing agents. The acrylic copolymer of the curable coating composition has, in polymerized form, epoxy functionalized groups and cure compatibility groups and the amino-functional silicone resin is an aryloxy-containing amino-functional siloxane, which optionally is derived from sterically hindered alcohol-amine precursor moieties. The coating compositions are useful in the field of superior weatherable and durable coatings and are useful to replace isocyanate-containing polyurethane based coatings. Also provided are coated articles produced from the curable composition.

A composition contains a mixture of silyl hydride, an alpha-beta unsaturated ester, a Lewis acid catalyst and an amine having the following formula: RRRN; where the nitrogen is not a member of an N═C—N linkage and where each of R, R, and Ris independently selected from a group consisting of hydrogen, alkyl, substituted alkyl, and conjugated moieties; and wherein at least one of R, Rand Ris a conjugated moiety connected to the nitrogen by a conjugated carbon.

Thermally initiated acid catalyzed reaction between silyl hydride and alpha-beta unsaturated esters

A composition contains a mixture of silyl hydride, a siloxane, a Lewis acid catalyst and an amine having the following formula: RRRN; where the nitrogen is not a member of an N═C—N linkage and where each of R, R, and Ris independently selected from a group consisting of hydrogen, alkyl, substituted alkyl, and conjugated moieties; and wherein at least one of R, Rand Ris a conjugated moiety connected to the nitrogen by a conjugated carbon.

Thermally initiated acid catalyzed reaction between silyl hydride and siloxane

A composition contains a mixture of silyl hydride, a silanols and/or silyl ether, a Lewis acid catalyst and an amine having the following formula: RRRN; where the nitrogen is not a member of an N═C—N linkage and each of R, R, and Ris independently selected from a group consisting of hydrogen, alkyl, substituted alkyl, and conjugated moieties; and wherein at least one of R, Rand Ris a conjugated moiety connected to the nitrogen by a conjugated carbon.

Thermally initiated acid catalyzed reaction between silyl hydride and silyl ether and/or silanol

An aqueous dispersion containing (meth)acrylate polymer particles and substituted silsesquioxane-based particles dispersed in an aqueous carrier, wherein: (a) the substituted silsesquioxane-based particles have an volume-average size of 5 nanometers or more and at the same time less than 500 nanometers as determined by dynamic light scattering; and (b) the substituted silsesquioxane-based particles are substituted only with one or more than one moiety selected from a group consisting of alkyl, aryl, hydroxyl, trace amounts of alkoxy and combinations thereof and contain 50 mole-percent or less hydroxyl substitution in the form silanol functionalities relative to moles of substituted silsesquioxane-based particle as determined by infrared spectroscopy.

Aqueous dispersion of (meth)acrylic polymer and polysilsesquioxane nano particles

A polyolefin-polydiorganosiloxane block copolymer may be prepared by Piers-Rubinsztajn reaction.

Polyolefin-polydiorganosiloxane block copolymer and method for the synthesis thereof

A composition contains an aryl-functionalized polysiloxane and quaternary ammonium compound, where the quaternary ammonium compound has an anion selected from a group consisting of: halides, salicylate, octanoate, acetate, dihydrogen citrate, maleate, hydrogenglutaric acid anion, and bistartaric acid anion.

Aryl scission inhibition in aryl-functionalized polysiloxane

A polyorganosiloxane hot melt adhesive composition includes a polyolefin-polydiorganosiloxane block copolymer, a polydiorganosiloxane, and a polyorganosilicate resin. The hot melt adhesive composition is useful in electronic device assembly processes.

Hot melt adhesive compositions containing polyolefin-polydiorganosiloxane copolymers and methods for the preparation and use thereof

A moisture curable polyorganosiloxane composition is disclosed. The composition comprises: (A) a polyorganosiloxane endblocked with alkoxysilyl-containing groups at both molecular terminals; (B) a polyorganosiloxane resin having a content of OZ in a range of from about 50 mol % to about 150 mol %, wherein each Z is H or an alkyl group such that OZ represents a silanol group and/or a silicon atom-bonded alkoxy group; and (C) a polyorganosiloxane resin having an alkoxysilyl-containing group. The composition exhibits good to excellent coating performance without using a solvent. In addition, the composition can cure by contacting moisture in air to form a cured product exhibiting good to excellent mechanical properties.

Moisture curable organopolysiloxane composition and electric/electronic apparatus

A polysiloxane resin-polyolefin copolymer may be prepared using either a hydrosilylation catalyst or a Lewis Acid catalyst. The copolymer may have polyorganosilicate or silsesquioxane resin blocks. The copolymer may have polyethylene or poly(ethylene/octene) blocks.

Polysiloxane resin-polyolefin copolymer and methods for the preparation and use thereof

A room temperature curable organopolysiloxane composition comprises: (A) an organopolysiloxane having alkoxysilyl-containing groups at both molecular terminals; (B) an organopolysiloxane resin; (C) an alkoxysilane; and (D) a condensation-reaction catalyst. The room temperature curable organopolysiloxane composition exhibits good to excellent storage stability. In addition, the room temperature curable organopolysiloxane composition can form a cured product exhibiting good to excellent mechanical properties.

Room temperature curable organopolysiloxane composition and electric/electronic apparatus

A composition contains (a) a silicon-free mercapto compound comprising 2 or more mercapto groups; (b) a linear polyorganosiloxane containing one or more than one terminally unsaturated alkenyl group, 40 mole-percent or more phenyl groups relative to moles of silicon atoms and at least one alkoxysilyl group per molecule; (c) a resinous polyorganosiloxane containing one or more than one terminally unsaturated alkenyl group and 20 mole-percent or more phenyl groups relative to moles of silicon atoms; (d) a photoinitiator; and (e) a moisture cure catalyst; and wherein the molar ratio of mercapto groups to terminally unsaturated alkenyl groups in the composition is in a range of 0.3 to 2.0.

Dual cure composition

A polyolefin-polydiorganosiloxane block copolymer may be prepared by hydrosilylation reaction.

Polyolefin-polydiorganosiloxane block copolymer and hydrosilylation reaction method for the synthesis thereof

A method for producing a sealed optical semiconductor device includes: placing inner and outermost layer sealing films on a substrate on which an optical semiconductor element is mounted within a pressure reduction chamber, and reducing the pressure; a step in which the outermost film is heated, and at least the periphery of the outermost film is thermally fused to the surface of the substrate; and a step in which the reduction of pressure is released, and the substrate is sealed by the outermost film and the inner film. The temperature Tof the substrate when the reduction of pressure is released is a temperature at which the outermost film exhibits a tensile strength of 0.02-0.15 MPa and an elongation at break of 200-450%. The inner film exhibits a loss tangent (tan &#x3b4;) of 1.6 or more at the temperature T.

Method for producing sealed optical semiconductor device

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Midland, MI, United States of America

Steven Swier