Richard Sobottka

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Worms, DE

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Patents Grantslast 30 patents

Information Patent Grant
Anti-blocking agent and process for its manufacture
- Patent number 6,066,691
- Issue date May 23, 2000
- Grace G.m.b.H.
- Richard Sobottka
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polyol-treated antiblocking aid
- Patent number 5,609,679
- Issue date Mar 11, 1997
- W. R. Grace & Co.-Conn.
- Georg L uers
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Anti-blocking agent containing modified amorphous silica
- Patent number 5,366,645
- Issue date Nov 22, 1994
- W. R. Grace & Co.-Conn.
- Richard Sobottka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Combined antiblocking and lubricant concentrate
- Patent number 4,675,122
- Issue date Jun 23, 1987
- Grace G.m.b.H.
- Georg Luers
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...