Dietrich Hardt

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Cologne, DT

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Patents Grantslast 30 patents

Information Patent Grant
High impact ternary blend PVC moulding compositions
- Patent number 4,054,615
- Issue date Oct 18, 1977
- Bayer Aktiengesellschaft
- Dietrich Hardt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molding materials based on polyvinyl chloride and polyphenylene oxide
- Patent number 4,045,382
- Issue date Aug 30, 1977
- Bayer Aktiengesellschaft
- Hans-Eberhard Braese
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate-polyvinyl chloride moulding compounds
- Patent number 4,005,037
- Issue date Jan 25, 1977
- Bayer Aktiengesellschaft
- Fritz Mietzsch
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impact-resistant polyvinyl chloride grafted ethylene-vinyl esters
- Patent number 3,968,184
- Issue date Jul 6, 1976
- Bayer Aktiengesellschaft
- Dietrich Hardt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...