John A. Gontarz

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Landenberg, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Photodegradable polyolefins containing aryl-substituted 1,3-diones
- Patent number 3,994,869
- Issue date Nov 30, 1976
- ICI United States Inc.
- John A. Gontarz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Difurfurylidene cycloalkanones as photoactive prodegradants for pol...
- Patent number 3,978,033
- Issue date Aug 31, 1976
- ICI United States Inc.
- John A. Gontarz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...