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Hans Georg Schmelzer
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Coraopolis, PA, US
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last 30 patents
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Patent Grant
Allophanate group-containing polyisocyanates improved compatibility...
Patent number
5,859,163
Issue date
Jan 12, 1999
Bayer Corporation
William E. Slack
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of secondary amine terminated polyethers
Patent number
5,693,864
Issue date
Dec 2, 1997
Bayer Corporation
William E. Slack
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Expandable non-sagging polyurethane compositions
Patent number
5,166,303
Issue date
Nov 24, 1992
Miles Inc.
Peter H. Markusch
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic ternary molding composition of polyurethane polyphosp...
Patent number
4,350,799
Issue date
Sep 21, 1982
Mobay Chemical Corporation
Hans G. Schmelzer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...