Dow Corning Corporation

Dow Silicones Corporation

Dow Global Technolgoies LLC

Basf Coatings Ag

Basf Corporation

Dow Corning (china) Holding Co., Ltd

Dow Corning Taiwan, Inc.

Gary Michael Wieber

Randall Gene Schmidt

John Bernard Horstman

Gerald Lawrence Witucki

Glenn Gordon

Lori Ann Stark-Kasley

Erin B Vogel

Patrick J Fryfogle

Tina Leaym

Susan Machelski

Russell Keith King

Kenneth Christopher Fey

Thomas Bekemeier

Donald Taylor Liles

Steven Swier

Ray E Drumright

Paul Joseph Popa

John Donald Blizzard

Donald H Campbell

David Joseph Romenesko

Zhihua Liu

Yihan Liu

Eugene D Groenhof

Terrence K Hilty

Kimmai Thi Nguyen

Brett Lee Zimmerman

Arthur James Tselepis

Michael Salvatore Ferritto

Timothy Paul Mitchell

John Roberts

Peter Betz

Andrew Szweda

Thomas C Balch

Jiayin Zhu

Julie Cook

Adam C Tomasik

Lok Ming Eva Li

Glenn Frederick Viaplana Gordon

Yanxiang Li

Zhi Li

Thomas Easton

Michael Robert Reiter

Timothy P Mitchell

Tammy Cheng

Gudrun Wiemann

Fang Zhang

Lori Jean Sutton-Poungthana

Douglas W King

Paul W Pretzer

Atsushi Togashi

Vicki Lynn Berry

Alan M Piwowar

Jason Vogel

David K Lau

Ronen Weingarten

Maria R Pretzer

Daniel Michael Hinterman

John Benard Horstman

Glenn Viaplana Gordan

Jennifer A Reil

Thomas Daniel Bekemeier

Xiaojun Xiang

Susan M Machelski

Michael R Reiter

John M Roberts

Glenn Viaplana Gordon

Lucas Chou

Lori Sutton - Poungthana

David Lau

A process for preparing polysiloxanes is a two-part polycondensation of alkoxy silanes and/or alkoxy siloxanes the process comprising the following steps: (a) hydrolysis of the alkoxy silanes and/or alkoxy siloxanes to hydroxyl-functional silanes and/or hydroxyl-functional siloxanes; and (b) condensation of the hydroxyl-functional silanes and/or hydroxyl-functional siloxanes to form polysiloxane polycondensation product; where the process is characterized by having both gel-type heterogeneous acid catalysts and gel-type heterogeneous base catalysts present concurrently during both the hydrolysis and condensation steps.

Polycondensation preparation of polysiloxanes using concurrent acid/base catalysts

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 curable coating composition is provided having multi-functionalized acrylic copolymer and silicone imine resin curing agents. The acrylic copolymer of the curable coating composition has, in polymerized form, epoxy functionalized groups and cure compatibility groups and the silicone imine forms an amino-functional silicone in the presence of water. 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 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. 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 polyorganosiloxane dispersed in a combination of a condensation product of a polysiloxane resin and a polyoxyalkylene polymer, and a non-aqueous fluid carrier; wherein the weight-ratio of non-aqueous fluid carrier to condensation product is 0.5 or more and 10 or less; the weight-ratio of the combination of condensation product and non-aqueous fluid carrier to polyorganosiloxane is 0.01 or more and 0.50 or less; and wherein the composition contains less than one weight-part aromatic solvent per million weight parts composition.

Solvent stable slip additive composition

This invention relates to a cosmetic composition comprising: (A) a film forming composition that can produce a tack free surface comprising: (I) a hydrosilylation reaction product of: (a) a silicone resin having the formula: (RRSiO)w(RRSiO)(RSiO)(SiO)wherein Ris a Cto Chydrocarbon group free of aliphatic unsaturation, Ris Ror an alkenyl group, w is from 0.3 to 0.6, x is from 0.0 to 0.2, y is 0, z is from 0.4 to 0.7, w+x+y+z=1.0, and w+z is from 0.85 to 1.0, with the proviso that the silicone resin (a) has at least two silicon-bonded alkenyl groups per number average molecule; (b) a polyether compound having the formula: RO(CHO)(CHO)Rwherein Ris a monovalent unsaturated aliphatic hydrocarbon group containing 2 to 12 carbon atoms, c is from 0 to 50, d is from 0 to 50, and the value of c+d is greater than zero; (c) an SiH functional organopolysiloxane having the general formula: HRSiO(RSiO)(RHSiO)SiRHwherein c is 0 or 1, R can be identical or different and is a monovalent, optionally substituted hydrocarbon group with 1 to 18 carbon atoms per molecule, a and b are integers, with the proviso that the sum of a+b is 0 to 300, and wherein the organopolysiloxane contains SiH in amounts from 0.01 to 0.4 wt %; (d) a hydrosilylation catalyst; and (e) carrier solvent; and (II) a silicone resin having the formula: (RSiO)(SiO)wherein Ris a Cto Cto do hydrocarbon group free of aliphatic unsaturation, u is from 0.3 to 0.6, v is from 0.4 to 0.7, and the value of u+v is 1.0; and (B) at least one cosmetic ingredient.

Cosmetic compositions

A method of forming an MT-propyl siloxane resin includes the steps of hydrolyzing propyl trichlorosilane in an excess of water to provide a T-propyl siloxane resin and capping the T-propyl siloxane resin formed from the hydrolysis of the propyl trichlorosilane with a silicon-containing M-group capping agent to form the MT-propyl siloxane resin. The MT-propyl siloxane resin is useful in a variety of personal care applications, and in particular, as an additive to personal care compositions.

Method of forming an MT-propyl siloxane resin

A process for preparing an aqueous dispersion of a silicone resin is disclosed by reacting a mixture containing an alkylalkoxysilane and a cationic alkoxysilane to form a self dispersing silicone resin and subsequently combining the silicone resin with water to form the dispersion. The resulting dispersions are useful for forming coatings on various substrates that are essentially free of co-surfactants or volatile organic solvents.

Water-dispersible silicone resins

A bodied siloxane resin comprises M, Q, and T-propyl units and is capped with additional M units. The bodied siloxane resin contains less silanol groups than the bodied siloxane resin before being capped with additional M units.

Method of preparing a bodied siloxane resin including M, Q, and T-propyl units and capped with additional M units

Bodied siloxane resin including M, Q, and T-propyl units and capped with additional M units

This invention relates to new blocked isocyanate silicone resins which can be used to make shelf stable one part curable coating compositions. These coatings do not cure until heated. The coatings provide weather resistant protection for numerous substrates including automobile exteriors, leather fabric, electronic components, wood floors and surfaces.

Blocked-isocyanate silicone resins

Personal care composition having improved compatibility and providing improved sun protection are obtained by including a liquid silicone resin having greater than 50 mole percent MeSiOand PrSiCunits, where Me is methyl and Pr is propyl in the composition. If desired to enable additional compatibility of ingredients comprising the personal care composition, the liquid silicone resin can also contain PhSiOor Ph2SiOunits, where Ph is phenyl, or a mixture thereof.

Personal care compositions having improved compatibility and providing improved sun protection

MQ-T propyl siloxane resins comprising (RSiO), (RSiO), (RSiO), and (SiO)units, where at least 40 mole % of the Rgroups are propyl are disclosed. A method of preparing such siloxane resins by reacting a MQ siloxane resin with a T propyl siloxane resin is also disclosed. These siloxane resins are useful in a variety of personal, household, and medical care applications, and in particular, as a resin additive in pigmented cosmetic formulations.

MQ-T propyl siloxane resins

This invention relates to carbinol-functional silicone resins and a method to manufacture carbinol-functional silicone resins. This invention also relates to emulsion compositions comprising the carbinol-functional silicone resins. The carbinol-functional silicone resins can be used to make tough, water resistant, solvent resistant, scratch resistant, and heat resistant materials by formulating and reacting these silicone resins with certain organic materials.

Carbinol functional silicone resins

Growing community of inventors

Midland, MI, United States of America

Gary Michael Wieber