방향족 폴리술폰, 프리프레그 및 프리프레그의 제조 방법

• Main Authors: OHTOMO SHINJI, MATSUBARA MASANOBU
• Format: Patent
• Language: Korean
• Published: 05.10.2018
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; WORKING-UP

식 (A) 로 나타내는 디할로게노 화합물 (A) 와, 식 (B) 로 나타내는 2 가 페놀 (B) 를 중합하여 얻어지는 열 가소성의 방향족 폴리술폰으로서, 수평균 분자량인 Mn 과 중량 평균 분자량인 Mw 의 비의 값인 Mw/Mn 이 1.91 이상이고, 수평균 분자량 (Mn) 이 6000 이상 14000 미만인, 방향족 폴리술폰. [화학식 1][식 (A) 및 (B) 중, X 및 X' 는, 서로 독립적으로, 할로겐 원자를 나타내고 ; R, R, R및 R는, 서로 독립적으로, 탄소수 1 ∼ 4 의 알킬기 또는 탄소수 1 ∼ 4 의 알콕시기를 나타내고 ; n, n, n및 n는, 서로 독립적으로, 0 ∼ 4 의 정수를 나타내고 ; n, n, n또는 n가 2 ∼ 4 의 정수인 경우, 복수개의 R, R, R또는 R는, 각각 서로 동일해도 되고 상이해도 된다.] An aromatic polysulfone which is a thermoplastic aromatic polysulfone obtained by polymerizing a dihalogeno compound (A) represented by a formula (A) and a dihydric phenol (B) represented by a formula (B), wherein a value of a ratio (Mw/Mn) between a number average molecular weight (Mn) and a weight average molecular weight (Mw) is at least 1.91, and the number average molecular weight (Mn) is at least 6,000 and less than 14,000, [in the formulas (A) and (B), each of X and X' independently represents a halogen atom; each of R 1 , R 2 , R 3 and R 4 independently represents an alkyl group having 1 to 4 carbon atoms or an alkoxy group having 1 to 4 carbon atoms; each of n 1 , n 2 , n 3 and n 4 independently represents an integer of 0 to 4; and when n 1 , n 2 , n 3 or n 4 is an integer of 2 to 4, a plurality of R 1 , R 2 , R 3 or R 4 groups may be the same or different from each other.]