Keith Douglas Campbell

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Slatington, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Solvent free aqueous polyurethane dispersions and methods of making...
- Patent number 9,617,453
- Issue date Apr 11, 2017
- Air Products and Chemicals, Inc.
- Keith Douglas Campbell
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Poly[(vinyl alcohol)-CO-(vinyl amine)] copolymers as stabilizing pr...
- Patent number 5,326,809
- Issue date Jul 5, 1994
- Air Products and Chemicals, Inc.
- Richard H. Bott
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fluorooxidized polymeric membranes for gas separation and process f...
- Patent number 5,073,175
- Issue date Dec 17, 1991
- Air Products and Chemicals, Inc.
- Madhu Anand
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Plasma-assisted polymerization of monomers onto polymers and gas se...
- Patent number 5,013,338
- Issue date May 7, 1991
- Air Products and Chemicals, Inc.
- Madhu Anand
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Solvent Free Aqueous Polyurethane Dispersions and Methods of Making...
- Publication number 20110306724
- Publication date Dec 15, 2011
- Air Products and Chemicals, Inc.
- Keith Douglas Campbell
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...