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Petr Simak
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Ludwigshafen, DE
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last 30 patents
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Patent Grant
Preparation of electrically conductive, finely divided pyrrole poly...
Patent number
5,174,867
Issue date
Dec 29, 1992
Herbert Naarmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrically conductive pyrrole copolymers and their preparation
Patent number
4,568,483
Issue date
Feb 4, 1986
BASF Aktiengesellschaft
Herbert Naarmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of finely divided electrically conductive pyrrole polymers
Patent number
4,567,250
Issue date
Jan 28, 1986
BASF Aktiengesellschaft
Herbert Naarmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of electrically conductive systems from substituted phe...
Patent number
4,518,535
Issue date
May 21, 1985
BASF Aktiengesellschaft
Herbert Naarmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of electrically conductive polyarylene compounds having...
Patent number
4,488,986
Issue date
Dec 18, 1984
BASF Aktiengesellschaft
Herbert Naarmann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of electrically conductive polymers
Patent number
4,412,942
Issue date
Nov 1, 1983
BASF Aktiengesellschaft
Herbert Naarmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of stable electrically conductive polymers
Patent number
4,411,826
Issue date
Oct 25, 1983
BASF Aktiengesellschaft
Herbert Naarmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...