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Dehydrogenated polyspiroheptadiene
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Patent number 4,904,734
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Issue date Feb 27, 1990
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Ciba-Geigy Corporation
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Bernd Tieke
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Dehydrogenated polycyclopentadiene
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Patent number 4,879,350
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Issue date Nov 7, 1989
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Ciba-Geigy Corporation
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Bernd Tieke
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Dehydrogenated polyspiroheptadiene
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Patent number 4,840,999
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Issue date Jun 20, 1989
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Ciba-Geigy Corporation
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Bernd Tieke
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Polypyrrole/polyimide compositions
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Patent number 4,771,111
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Issue date Sep 13, 1988
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Ciba-Geigy Corporation
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Bernd Tieke
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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