Cathy V Taylor

US Patent:

7001952, Feb 21, 2006

Filed:

Apr 19, 2002

Appl. No.:

10/126903

Inventors:

Dennis L. Faler - Glenshaw PA, US
Karen A. Barkac - North Huntingdon PA, US
M. Frank Haley - Glenshaw PA, US
Deena M. McHenry - Cranberry Township PA, US
Edward S. Pagac - Portersville PA, US
Shanti Swarup - Allison Park PA, US
Cathy A. Taylor - Allison Park PA, US
Elizabeth A. Zezinka - Cranberry Township PA, US

Assignee:

PPG Industries Ohio, Inc. - Cleveland OH

International Classification:

C08F 12/34

US Classification:

525185, 4284233, 4284258, 4284231, 525123

Abstract:

An aqueous polyurethane dispersion and thermosetting compositions containing them. The aqueous polyurethane dispersion includes an aqueous medium with dispersed polyurethane-acrylate particles, which include the reaction product obtained by polymerizing a pre-emulsion formed from hydrophobic polymerizable ethylenically unsaturated monomers, a crosslinking monomer, and an active hydrogen-containing polyurethane acrylate prepolymer, which is a reaction product obtained by reacting a polyol, a polymerizable, ethylenically unsaturated monomer containing at least one hydroxyl group, a compound that includes an alkyl group having at least one hydroxyl group and optionally a carboxylic acid group, and a polyisocyanate. The prepolymer includes at least 30 percent by weight of polyurethane acrylate prepolymers with at least one terminal ethylenic unsaturation at one end of the molecule, and at least one active hydrogen-containing group at the opposite end; and at least 10 percent by weight of prepolymers having at least one terminal ethylenic unsaturation at each end of the molecule.

US Patent:

7288595, Oct 30, 2007

Filed:

Sep 24, 2004

Appl. No.:

10/949637

Inventors:

Shanti Swarup - Allison Park PA, US
Michael P. Hart - Cleveland Heights OH, US
Christiana Yichun Jia - University Heights OH, US
Edward S. Pagac - Portersville PA, US
Cathy A. Taylor - Allison Park PA, US
Elizabeth A. Zezinka - Cranberry Township PA, US

Assignee:

PPG Industries Ohio, Inc. - Cleveland OH

International Classification:

C08L 61/00
C08L 63/00
C08L 67/00
C08L 71/00
C08L 75/04

US Classification:

525157, 525162, 525163, 525186, 525399, 525400, 525438, 525439, 525440, 525453, 525523, 525528

Abstract:

The present invention provides a reaction product having polyether carbamate groups formed from (A) polyoxyalkylene amine, and (B) cyclic carbonate, in an equivalents ratio ranging from 1:0. 5 to 1:1. 5. Further provided is a process for preparing the aforementioned reaction product. The present invention also is directed to an improved curable coating composition including (1) a reactive functional group-containing polymer, and (2) a curing agent having functional groups reactive with the functional groups of (1), the improvement being the inclusion in the coating composition the reaction product. Multilayer composite coatings including a first coating layer formed from the curable coating composition and a second coating layer over the curable coating composition are also provided, as well as coated substrates.

US Patent:

7462394, Dec 9, 2008

Filed:

May 2, 2005

Appl. No.:

11/120228

Inventors:

Cathy A. Taylor - Allison Park PA, US
Daniel Rardon - Sewickley PA, US
Paul Lamers - Allison Park PA, US
Kaliappa G. Ragunathan - Gibsonia PA, US
Shanti Swarup - Allison Park PA, US
Michael Hart - Cleveland Heightsy OH, US

Assignee:

PPG Industries Ohio, Inc. - Cleveland OH

International Classification:

C09C 3/10
C09C 1/40

US Classification:

428407, 427216, 106 1441, 106 1442, 106404, 106403, 106460, 523200, 523206, 523458, 523459, 524431, 524434, 524435, 524437

Abstract:

The present invention is directed to a passivating material suitable for passivating a metal surface. The passivating material comprises a polymer which comprises (a) at least one nitro group, and/or pyridine group, and/or phenolic hydroxyl group; and (b) at least one group selected from a phosphorous-containing group and/or a carboxylic acid group, wherein the at least one phosphorous-containing group is selected from a phosphate, a phosphite, or a non-nitrogen substituted phosphonate.

US Patent:

8008405, Aug 30, 2011

Filed:

Aug 12, 2008

Appl. No.:

12/190279

Inventors:

Cathy A. Taylor - Allison Park PA, US
Daniel Rardon - Pittsburgh PA, US
Paul Lamers - Allison Park PA, US
Shanti Swarup - Allison Park PA, US
Michael Hart - Cleveland Heights OH, US

Assignee:

PPG Industries Ohio, Inc. - Cleveland OH

International Classification:

C08G 59/14
C08G 63/685
C08G 63/692

US Classification:

5253273, 525340, 525377, 525523, 525533, 528 99, 528108, 528114, 528287, 528398, 528407

Abstract:

The present invention is directed to a passivating material suitable for passivating a metal surface. The passivating material comprises a polymer which comprises (a) at least one nitro group, and/or pyridine group, and/or phenolic hydroxyl group; and (b) at least one group selected from a phosphorous-containing group and/or a carboxylic acid group, wherein the at least one phosphorous-containing group is selected from a phosphate, a phosphite, or a non-nitrogen substituted phosphonate.

US Patent:

8563212, Oct 22, 2013

Filed:

Mar 8, 2010

Appl. No.:

12/719293

Inventors:

Steven E. Bowles - Pittsburgh PA, US
Anu Chopra - Pittsburgh PA, US
James P. Colton - Trafford PA, US
Dennis L. Faler - North Huntingdon PA, US
M. Frank Haley - Glenshaw PA, US
Paul H. Lamers - Allison Park PA, US
Yunyi Lu - Monroeville PA, US
Kevin J. Stewart - Murrysville PA, US
Cathy A. Taylor - Allison Park PA, US
Feng Wang - Export PA, US
Elizabeth A. Zezinka - Cranberry Township PA, US

Assignee:

Transitions Optical, Inc. - Pinellas Park FL

International Classification:

G03C 1/72
G03F 7/00

US Classification:

430138, 4302701, 252586

Abstract:

Described are non-aqueous dispersions of photosensitive polymeric microparticles, comprising: a) an organic continuous phase comprising an organic solvent; and b) photosensitive polymeric microparticles dispersed in the organic continuous phase. The microparticles comprise an at least partially polymerized component having integral surface and interior domains, wherein the surface domain comprises a polymeric material that is solubilized by the organic solvent, the interior domain comprises a polymeric material that is insoluble in the organic solvent, and the surface domain and/or interior domain is photosensitive. Also described are methods of producing such non-aqueous dispersions, curable film-forming compositions containing them, and photosensitive coated substrates.

US Patent:

8563213, Oct 22, 2013

Filed:

Mar 8, 2010

Appl. No.:

12/719335

Inventors:

Steven E. Bowles - Pittsburgh PA, US
Anu Chopra - Pittsburgh PA, US
Randy E. Daughenbaugh - Monroeville PA, US
Dennis L. Faler - North Huntingdon PA, US
M. Frank Haley - Glenshaw PA, US
Paul H. Lamers - Allison Park PA, US
Yunyi Lu - Monroeville PA, US
Kevin J. Stewart - Murrysville PA, US
Cathy A. Taylor - Allison Park PA, US
Feng Wang - Export PA, US
Elizabeth A. Zezinka - Cranberry Township, Butler County PA, US

Assignee:

Transitions Optical, Inc. - Pinellas Park FL

International Classification:

G03C 1/72
G03F 7/00

US Classification:

430138, 4302701

Abstract:

Described are various methods of producing non-aqueous dispersions of photosensitive polymeric microparticles, comprising: (a) preparing one or more aqueous dispersions of a polymerizable component, at least one of which contains a photosensitive material and, wherein the polymerizable components comprise at least one hydrophilic functional group and/or at least one hydrophobic functional group; (b) subjecting the dispersion of (a) to conditions sufficient to form microparticles; (c) at least partially polymerizing the polymerizable component; (d) combining the dispersion with an organic continuous phase comprising an organic solvent; (e) removing water from the dispersion such that the final water content of the non-aqueous dispersion is less than 30 percent by weight; wherein e) is performed before or after d); and (f) reacting any acid functional groups on the surface of the microparticles with a reactive material having at least one epoxy functional group, at least one thiocarbonylthio functional group, at least one alkoxyamine functional group, or at least one halide functional group.

US Patent:

20030176592, Sep 18, 2003

Filed:

Dec 20, 2001

Appl. No.:

10/028839

Inventors:

Shanti Swarup - Allison Park PA, US
Michael Hart - Cleveland Heights OH, US
Christiana Jia - University Heights OH, US
Edward Pagac - Portersville PA, US
Cathy Taylor - Allison Park PA, US
Elizabeth Zezinka - Cranberry Township PA, US

International Classification:

C08G063/91

US Classification:

525/419000

Abstract:

The present invention provides a reaction product having polyether carbamate groups formed from (A) polyoxyalkylene amine, and (B) cyclic carbonate, in an equivalents ratio ranging from 1:0.5 to 1:1.5. Further provided is a process for preparing the aforementioned reaction product. The present invention also is directed to an improved curable coating composition including (1) a reactive functional group-containing polymer, and (2) a curing agent having functional groups reactive with the functional groups of (1), the improvement being the inclusion in the coating composition the reaction product. Multilayer composite coatings including a first coating layer formed from the curable coating composition and a second coating layer over the curable coating compostion are also provided, as well as coated substrates.

US Patent:

20050228124, Oct 13, 2005

Filed:

Mar 24, 2005

Appl. No.:

11/089163

Inventors:

Shanti Swarup - Allison Park PA, US
Deena McHenry - Cranberry Township PA, US
Edward Pagac - Portersville PA, US
Cathy Taylor - Allison Park PA, US

International Classification:

C08K003/00

US Classification:

524800000

Abstract:

Provide coating composition containing a dispersion of crosslinked microparticles and a polymer formed from (i) a Cto Calkyl ester of (meth)acrylic acid; (ii) a polymerizable ethylenically unsaturated monomer having a polar functional group; and (iii) optionally, a polymerizable ethylenically unsaturated monomer, wherein (i), (ii) and (iii) are different from each other; and the polymer has a glass transition temperature of no more than −10 C. Also provided are thermosetting compositions including, in addition to the dispersions of crosslinked microparticles and the polymer mentioned above, a first reactant having reactive functional groups and a curing agent. A method for repairing a defect in a multi-layer coating comprising applying such coating compositions, as well as substrates at least partially coated with such compositions are also provided.