| 摘要 |
PROBLEM TO BE SOLVED: To provide novel transparent polyamide-imides (PAI), and molding compounds mainly constituted of the same.SOLUTION: A transparent polyamide-imide is mainly constituted of one or more different imido-dicarboxylic acids (AB) having the specified structural formulas or derivatives thereof, and cycloaliphatic diamines (C) comprising 6 to 24 carbon atoms. The imido-dicarboxylic acids (AB) have the specified structures. |
