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George Magnus
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Arlington Heights, IL, US
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last 30 patents
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Patent Grant
Phthalic anhydride based polyester-ether polyols and urethane prepo...
Patent number
6,569,352
Issue date
May 27, 2003
Stepan Company
Douglas K. Hillshafer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for production of low density water-blown rigid foams with...
Patent number
5,627,221
Issue date
May 6, 1997
Stepan Company
Donald W. Schumacher
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for production of low density water-blown rigid foams with...
Patent number
5,420,169
Issue date
May 30, 1995
Stepan Company
Donald W. Schumacher
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyols, use and method of preparation
Patent number
4,943,649
Issue date
Jul 24, 1990
Polylactane, Inc.
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Self-compatibilizing polyester polyol blends based on dimethyl tere...
Patent number
4,722,803
Issue date
Feb 2, 1988
Stepan Company
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Self-compatibilizing phthalate-based polyester polyols
Patent number
4,644,027
Issue date
Feb 17, 1987
Stepan Company
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Self-compatibilizing phthalate-based polyester polyols
Patent number
4,644,048
Issue date
Feb 17, 1987
Stepan Company
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compatibilized polyester polyol blend from phthalic anhydride bottoms
Patent number
4,615,822
Issue date
Oct 7, 1986
Stepan Company
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Self-compatibilizing polyester polyol blends based on polyalkylene...
Patent number
4,608,432
Issue date
Aug 26, 1986
Stepan Company
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyol blends of phthalate/trimellitate esters for polyurethane-pol...
Patent number
4,526,908
Issue date
Jul 2, 1985
Stepan Company
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyester polyol blend from phthalic anhydride bottoms
Patent number
4,521,611
Issue date
Jun 4, 1985
Stepan Chemical Company
George Magnus
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...