| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: aromatic copolyester ketones are compounds of formula: where n=1, 5, 10, 20, m=1-100 and ; or The method of producing aromatic copolyester ketones involves reaction of oligoketones based on diane or phenolphthalein with degree of polycondensation of 1, 5, 10, 20 and diacyl chlorides of terephthaloyl-di(p-oxybenzoate) via acceptor-catalytic polycondensation in 1,2-dichloroethane in the presence of triethylamine. ^ EFFECT: obtaining copolyester ketones with high heat resistance. ^ 2 cl, 2 tbl, 6 ex |
