Fritz P. Boettcher

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Newark, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Group transfer living polymer grafted to an initiator support
- Patent number 5,019,634
- Issue date May 28, 1991
- E. I. Du Pont de Nemours and Company
- Fritz P. Boettcher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Group Transfer Polymerization process employing supported initiators
- Patent number 4,940,760
- Issue date Jul 10, 1990
- E. I. Du Pont de Nemours and Company
- Fritz P. Boettcher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gas-barrier coated films, sheets or foils and method of preparation
- Patent number 4,180,614
- Issue date Dec 25, 1979
- E. I. Du Pont de Nemours and Company
- Rudolph J. Angelo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Gas-barrier coated films, sheets or foils and method of preparation
- Patent number 4,104,438
- Issue date Aug 1, 1978
- E. I. Du Pont de Nemours and Company
- Rudolph John Angelo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...