Ppg Industries Ohio, Inc.

Ppg Coatings (tianjin) Co., Ltd.

Ppg Coatings Co., Ltd.

Wei Wang

David R Fenn

Noel Rawle Vanier

Xiangling Xu

Tien-Chieh Chao

Dennis A Simpson

Scott J Moravek

Shan Cheng

Anil Kumar

Shanti Swarup

Kurt Gordon Olson

Anthony Michael Chasser

Hongying Zhou

Jonathan T Martz

John R Schneider

Richard J Sadvary

Dennis L Faler

Paul H Lamers

Michael J Pawlik

Roxalana Lee Martin

Leigh Ann Humbert

Robert D Herold

Stephen John Thomas

Susan Fundy Donaldson

Umesh C Desai

Linda K Anderson

Davina J Schwartzmiller

Ken W Niederst

John M Dudik

Adam Bradley Powell

Christopher A Verardi

Jonathan P Breon

Charles R Hickenboth

Steven Bowles

Peter Lawrence Votruba-Drzal

Matthew S Luchansky

Sean Purdy

Gobinda Saha

Mary Ann M Fuhry

Terri Lynn Ziegler

Richard Alan Janoski, Sr

Chinming Hui

Lan Deng

David B Asay

Wei Wei

Stephen Brian Istivan

Craig D Niederst

Juan Wang

Jessica M Williamson

Linlin Li

Kenneth T Phelps

Zhengsong Luo

Wenfu Yang

Hilary Ann Kerchner

Matthew S Faber

Gehong Zhang

Wenqing Liu

Xiaojie Meng

Liming Song

Iei Xie

Brian Endlich

Hai Rong Huang

Johnathan T Martz

Sr Richard A Janoski

John Robert Schneider

Elizabeth Amelia Horner

Chester Szymanski

Steven E Bowles

Richard A Janoski

David Robert Fenn

Richard Williams

Steven Edward Bowles

Dennis Leroy Faler

Sara Ashley Friello

Paul Hubert Lamers

A coating composition includes (a) a melamine resin having imino and methylol functional groups that together comprise 30 mole % or greater of the total functionality of the melamine resin; and (b) at least one polymer reactive with (a) that is obtained from components including polytetrahydrofuran and a carboxylic acid or anhydride thereof. The polytetrahydrofuran includes greater than 20 weight % of the components that form the polymer (b) and the carboxylic acid or anhydride thereof includes greater than 5 weight % of the components that form the polymer (b). The polymer (b) has an acid value of at least 15 based on the total resin solids of the polymer (b).

Coating compositions curable at low temperatures and coatings formed therefrom

A multi-layer coating system includes: (a) a first basecoat layer formed from a first coating composition including a free polyisocyanate and hydroxyl functional polymeric core-shell particles; (b) a second basecoat layer applied over at least a portion of the first basecoat layer, the second basecoat layer formed from a second coating composition including carboxylic acid functional polymeric core-shell particles; and (c) a topcoat layer applied over at least a portion of the second basecoat layer, the topcoat layer formed from a coating composition including least one free polyisocyanate having a weight average molecular weight of less than 600 g/mol and at least one film-forming resin in which an amount of free polyisocyanate having a weight average molecular weight of less than 600 g/mol is greater than 5 weight %, based on the total resin solids of the coating composition that forms the topcoat layer.

Multi-layer coatings and methods of preparing the same

Disclosed is a resinous adhesion promoter comprising (a) a random copolymer having first and second constitutional monomeric units, the first units comprising halogen and/or a pendant organic group having six or more carbon atoms and the second monomeric units comprising an active hydrogen-containing functional group; and (b) one of either (i) a non-reactive adhesion promoter or (ii) a reaction mixture comprising a first component and a second component, at least one of the first and second components having functional groups being reactive with the active hydrogen-containing functional groups of the random copolymer.

Plastic substrate adhesion promoter with random copolymer

A multi-layer coating that transmits and reflects light can include a first coating layer and a second coating layer applied over the first coating layer. The first coating layer is prepared from a coating composition that includes a film forming resin, crosslinked organic particles, and inorganic pigment particles. The crosslinked organic particles and the inorganic pigment particles each have a refractive index that is different from the refractive index of the film forming resin. The second coating layer is prepared from a coating composition that includes a film forming resin and reflective and/or translucent particles.

Light diffusing and reflective coatings

The invention includes a radiation diffracting member having a crystalline structure comprising an ordered periodic array of hollow particles. The radiation diffracting member also includes a matrix material in which the array of particles is received.

Hollow particle crystalline colloidal arrays

The present invention provides waterborne curable film-forming compositions comprising:

Waterborne compositions and compact processes of forming multi-component composite coating compositions on substrates

A coating composition having a measured solids content of at least 95% according to test method ASTM D2369 is disclosed. The composition includes a mixture of (a) a polymer prepared from one or more functional monomers having a (meth)acrylic monomer, an allyl monomer, or combinations thereof each having an ethylenically unsaturated double bond and an additional reactive functional group, and (b) a reactive diluent. At least some of the additional reactive functional group of the functional monomer remains unreacted during formation of the polymer. The reactive diluent has at least one ethylenically unsaturated functional group, no additional functionality, and a boiling point of greater than 100&#xb0; C. The ethylenically unsaturated functional group of the reactive diluent and the additional reactive functional group remaining within the polymer do not react. Also disclosed are coatings formed from the cured coating composition and methods for providing sound and vibration damping through a substrate.

Coating compositions, coatings and methods for sound and vibration damping and water resistance

Disclosed is a coating composition comprising a resinous binder prepared from a reaction mixture comprising (a) a first component; (b) a second component; and (c) a third component comprising a block copolymer having (i) a first block comprising units having functional groups reactive with at least one of the first and second components and (ii) a second block comprising units having functional groups that promote adhesion to a polymeric substrate, provided that the first component, the second component, and the block copolymer differ from each other. The block copolymer may also be used as an additive in a coating composition.

Coatings for plastic substrates

Provided is a polymerizable non-aqueous dispersion, wherein the non-aqueous dispersion comprises: Also provided are optical articles prepared from the polymerizable non-aqueous dispersions.

Polymerizable compositions and optical articles prepared therefrom

Curable film-forming compositions are provided. The compositions comprise (a) a curing agent comprising reactive functional groups; (b) a film-forming compound comprising functional groups reactive with the reactive functional groups in (a); and (c) a catalyst component added to the curable film-forming composition as a dispersion of micelles in a continuous phase. The catalyst component (c) comprises a catalyst compound contained within or encapsulated by a carrier, and the catalyst compound and carrier together form the micelles in the continuous phase. The carrier comprises block copolymers that comprise at least one hydrophobic block derived from hydrophobic monomers and at least one hydrophilic block derived from (1) hydrophilic monomers and/or (2) monomers containing groups that may be rendered hydrophilic after polymerization.

Curable film-forming compositions containing encapsulated catalyst components

A coating composition having a measured solids content of at least 95% according to test method ASTM D2369 is disclosed. The composition includes a mixture of (a) a polymer prepared from one or more functional monomers comprising a (meth)acrylic monomer, an allyl monomer, or combinations thereof each having an ethylenically unsaturated double bond and an additional reactive functional group, and (b) a reactive diluent. At least some of the additional reactive functional group of the functional monomer remains unreacted during formation of the polymer. The reactive diluent has a boiling point of greater than 100&#xb0; C. and a reactive functional group that reacts with the reactive functional group on the polymer at a temperature that is lower than the boiling point of the reactive diluent. Also disclosed are substrates having a cured coating thereon, the coating formed from the cured coating composition, and methods for providing sound and vibration damping.

A non-aqueous dispersion comprising the dispersion polymerization reaction product of an ethylenically unsaturated monomer and a nonlinear, random acrylic polymer stabilizer is disclosed. Related coatings, methods, and substrates are also disclosed.

Non-aqueous dispersions comprising a nonlinear acrylic stabilizer

The invention includes a method of preparing an aqueous dispersion of particles at least partially encapsulated by a polymer, the method comprising dispersing inorganic particles in an aqueous phase; functionalizing at least a portion of the surfaces of the inorganic particles with a coupling agent, the coupling agent having pendent reactive groups; polymerizing the reactive groups on the functionalized particles with a first polymerizable component to produce inner polymer shells surrounding the inorganic particles; polymerizing a second polymerizable component to form outer polymer shells at least partially encapsulating the inner polymer shells; and producing voids within the outer polymer shells, such that the inorganic particles are received within the voids.

Opacifying particles with internal void and methods for making the same

A non-aqueous dispersion comprising the dispersion polymerization reaction product of an ethylenically unsaturated monomer and a nonlinear, random acrylic polymer stabilizer wherein the polymerization reaction product comprises epoxy functionality is disclosed. Related coatings, methods, and substrates are also disclosed.

The present invention provides an aqueous polymer dispersion for vibration damping comprising a film-forming polymer in the form of dispersed particles comprising a polymer phase P1 and different polymer phases P2 and P3; the polymer dispersion obtained by free radical emulsion polymerization. Controlling the difference in glass transition temperatures of the polymers in the various polymer phases results in effective sound damping as determined by a Damping Loss Factor of at least 0.1 over a temperature range of at least 40&#xb0; C. determined at a frequency of 200 Hz over a temperature range of &#x2212;10 to 65&#xb0; C. Use of a chain transfer agent in the polymerization of the various monomer charges results in good appearance in the resultant vibration damping coating.

Aqueous vibration damping compositions

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Allison Park, PA, United States of America

Wei Wang