David A. Dubowik

Person

Kempton, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Alkylated polyalkylene polyamines and uses thereof
- Patent number 8,518,547
- Issue date Aug 27, 2013
- Air Products and Chemicals, Inc.
- Gamini Ananda Vedage
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamides and amidoamines from selectively modified amine amines
- Patent number 8,513,376
- Issue date Aug 20, 2013
- Air Products and Chemicals, Inc.
- Williams Rene Edouard Raymond
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Hydrogenation of methylenedianiline homologs and epoxy resins cured...
- Patent number 6,962,964
- Issue date Nov 8, 2005
- Air Products and Chemicals, Inc.
- Michael Ulman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyamidoamine curing agents based on mixtures of fatty and aromati...
- Patent number 6,258,920
- Issue date Jul 10, 2001
- Air Products and Chemicals, Inc.
- William Edward Starner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Epoxy resin-vinyl acetate polymer blends
- Patent number 6,235,811
- Issue date May 22, 2001
- Air Products and Chemicals, Inc.
- Lloyd Mahlon Robeson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Epoxy resins cured with mixed methylene bridged poly(cyclohexyl-aro...
- Patent number 5,280,091
- Issue date Jan 18, 1994
- Air Products and Chemicals, Inc.
- David A. Dubowik
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Polyamides and Amidoamines From Selectively Modified Amine Amines
- Publication number 20120237774
- Publication date Sep 20, 2012
- Air Products and Chemicals, Inc.
- Williams Rene Edouard Raymond
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Alkylated Polyalkylene Polyamines And Uses Thereof
- Publication number 20090029175
- Publication date Jan 29, 2009
- Air Products and Chemicals, Inc.
- Gamini Ananda Vedage
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Hydrogenation of methylenedianiline homologs and epoxy resins cured...
- Publication number 20040162409
- Publication date Aug 19, 2004
- Michael Ulman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

David A. Dubowik

Person

Patents Grantslast 30 patents

Alkylated polyalkylene polyamines and uses thereof

Polyamides and amidoamines from selectively modified amine amines

Hydrogenation of methylenedianiline homologs and epoxy resins cured...

Polyamidoamine curing agents based on mixtures of fatty and aromati...

Epoxy resin-vinyl acetate polymer blends

Epoxy resins cured with mixed methylene bridged poly(cyclohexyl-aro...

Patents Applicationslast 30 patents

Polyamides and Amidoamines From Selectively Modified Amine Amines

Alkylated Polyalkylene Polyamines And Uses Thereof

Hydrogenation of methylenedianiline homologs and epoxy resins cured...