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Home › Copolyimides-polyamides from aliphatic and aromatic anhydrides, dicarboxylic acids, and diamines

Copolyimides-polyamides from aliphatic and aromatic anhydrides, dicarboxylic acids, and diamines

US Patent 4413115 · Granted Nov 1, 1983

Estimated economic value: $51,285,000 ⓘ

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