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07/2015
폴리에테르이미드 조성물의 제조 방법은, 이무수물 및 유기 디아민의 반응을 선택적으로 용매의 존재하에서, 구아니디늄염, 피리디늄염, 이미다졸륨염, 테트라(C아릴)암모늄염, 테트라(C아릴알킬렌)암모늄염, 디알킬헤테로지환족 암모늄염, 비스알킬 4차 암모늄염,... 
GENERAL PROCESSES OF COMPOUNDING | WORKING-UP | METALLURGY | MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS | ORGANIC MACROMOLECULAR COMPOUNDS | USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS | CHEMISTRY | THEIR PREPARATION OR CHEMICAL WORKING-UP | AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G | COMPOSITIONS OF MACROMOLECULAR COMPOUNDS | COMPOSITIONS BASED THEREON
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