John R. Panchak

Person

Wilmington, DE, US

People

Patents Grantslast 30 patents

Information Patent Grant
Use of antimony compounds to retard catalyst deactivation in foam-f...
- Patent number 4,761,433
- Issue date Aug 2, 1988
- Hercules Incorporated
- John R. Panchak
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilization of halogenated polyols for polyurethane production
- Patent number 4,239,642
- Issue date Dec 16, 1980
- Air Products and Chemicals, Inc.
- Harry V. DePaul
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilization of flame retardant premix for polyurethane
- Patent number 4,225,453
- Issue date Sep 30, 1980
- Air Products and Chemicals, Inc.
- Harry V. DePaul
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Quaternary hydroxyalkyl tertiary amine bases as polyurethane catalysts
- Patent number 4,116,879
- Issue date Sep 26, 1978
- Air Products and Chemicals, Inc.
- Ibrahim S. Bechara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cyclic quaternary hydroxyalkyl phenoxide catalysts for isocyanate r...
- Patent number 3,993,652
- Issue date Nov 23, 1976
- Air Products and Chemicals, Inc.
- Ibrahim S. Bechara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Quaternary hydroxyalkyl tertiary amine bases as polyurethane catalysts
- Patent number 3,988,267
- Issue date Oct 26, 1976
- Air Products and Chemicals, Inc.
- Ibrahim S. Bechara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

John R. Panchak

Person

Patents Grantslast 30 patents

Use of antimony compounds to retard catalyst deactivation in foam-f...

Stabilization of halogenated polyols for polyurethane production

Stabilization of flame retardant premix for polyurethane

Quaternary hydroxyalkyl tertiary amine bases as polyurethane catalysts

Cyclic quaternary hydroxyalkyl phenoxide catalysts for isocyanate r...

Quaternary hydroxyalkyl tertiary amine bases as polyurethane catalysts