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Home › Polyimides-polyamides from tricyclo [4.2.1.0.sup.2,5 ] nonane-3,4-dimethyl-3,4,7,8-tetracarboxylic acid dianhydride and dicarboxylic acids

Polyimides-polyamides from tricyclo [4.2.1.0.sup.2,5 ] nonane-3,4-dimethyl-3,4,7,8-tetracarboxylic acid dianhydride and dicarboxylic acids

US Patent 4391967 · Granted Jul 5, 1983

Estimated economic value: $21,351,000 ⓘ

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