John R. Peffer

Person

Pittsburgh, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of preparing acrylic polymers containing hydrolyzable moieti...
- Patent number 4,808,663
- Issue date Feb 28, 1989
- PPG Industries, Inc.
- Wen H. Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Substrates coated with nonaqueous compositions comprising acrylic p...
- Patent number 4,788,107
- Issue date Nov 29, 1988
- PPG Industries, Inc.
- Wen H. Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silicon-containing polyols
- Patent number 4,732,929
- Issue date Mar 22, 1988
- PPG Industries, Inc.
- Wen-Hsuan Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acrylic polymers containing hydrolyzable moieties from organosilane...
- Patent number 4,714,738
- Issue date Dec 22, 1987
- PPG Industries, Inc.
- Wen H. Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High solids lactone-polyester polyols and coating compositions thereof
- Patent number 4,605,724
- Issue date Aug 12, 1986
- PPG Industries, Inc.
- Ronald R. Ambrose
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High solids polyurethane polyols and coating compositions thereof
- Patent number 4,543,405
- Issue date Sep 24, 1985
- PPG Industries, Inc.
- Ronald R. Ambrose
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High solids polyester polyols and resinous polyols thereof
- Patent number 4,540,771
- Issue date Sep 10, 1985
- PPG Industries, Inc.
- Ronald R. Ambrose
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Moisture curable compositions containing reaction products of hydro...
- Patent number 4,501,872
- Issue date Feb 26, 1985
- PPG Industries, Inc.
- Wen-Hsuan Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gelable, silicate rich resins from hydrophobic polyols and volatile...
- Patent number 4,467,081
- Issue date Aug 21, 1984
- PPG Industries, Inc.
- Wen-Hsuan Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Moisture curable compositions containing reaction products of hydro...
- Patent number 4,446,292
- Issue date May 1, 1984
- PPG Industries, Inc.
- Wen-Hsuan Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Film-forming resins containing alkoxy silane groups
- Patent number 4,429,082
- Issue date Jan 31, 1984
- PPG Industries, Inc.
- Kyu-Wang Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coating compositions based on polyol-containing film forming compon...
- Patent number 4,417,022
- Issue date Nov 22, 1983
- PPG Industries, Inc.
- Wen-Hsuan Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Coating compositions based on polyol-containing film forming compon...
- Patent number 4,343,925
- Issue date Aug 10, 1982
- PPG Industries, Inc.
- Wen-Hsuan Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Low organic solvent-containing polyester coating compositions
- Patent number 4,218,355
- Issue date Aug 19, 1980
- PPG Industries, Inc.
- Wen-Hsuan Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

John R. Peffer

Person

Patents Grantslast 30 patents

Method of preparing acrylic polymers containing hydrolyzable moieti...

Substrates coated with nonaqueous compositions comprising acrylic p...

Silicon-containing polyols

Acrylic polymers containing hydrolyzable moieties from organosilane...

High solids lactone-polyester polyols and coating compositions thereof

High solids polyurethane polyols and coating compositions thereof

High solids polyester polyols and resinous polyols thereof

Moisture curable compositions containing reaction products of hydro...

Gelable, silicate rich resins from hydrophobic polyols and volatile...

Moisture curable compositions containing reaction products of hydro...

Film-forming resins containing alkoxy silane groups

Coating compositions based on polyol-containing film forming compon...

Coating compositions based on polyol-containing film forming compon...

Low organic solvent-containing polyester coating compositions