KR100748277B1 - 쉬트 외관 및 용융 특성이 우수한 메타크릴계 수지 및 그제조방법 - Google Patents
쉬트 외관 및 용융 특성이 우수한 메타크릴계 수지 및 그제조방법 Download PDFInfo
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Abstract
Description
실시예 | 비교실시예 | ||||||||
1 | 2 | 3 | 4 | 1 | 2 | 3 | 4 | 5 | |
알파메틸스티렌다이머 | 0.20 | 0.20 | 0.20 | 0.16 | - | - | - | 0.43 | - |
tert-도데실머캡탄 | - | 0.22 | - | - | - | - | 0.50 | - | - |
노르말-옥틸머캡탄 | 0.18 | - | - | - | - | 0.43 | - | - | - |
노르말-도데실머캡탄 | - | - | 0.20 | 0.23 | 0.40 | - | - | - | - |
카본테트라클로라이드 | - | - | - | - | - | - | - | - | 0.56 |
분자량(Mw) | 87K | 97K | 106K | 90K | 90K | 96K | 90K | 90K | 104K |
Mn | 60K | 50K | 52K | 45K | 43K | 46K | 44K | 42K | 47K |
MI | 10.4 | 9.0 | 7.0 | 9.7 | 10.1 | 8.5 | 8.7 | 8.6 | 6.0 |
VST(℃) | 109.1 | 109.3 | 110.1 | 109.0 | 109.0 | 110.1 | 109.1 | 109.3 | 110.2 |
미용융 겔 | a | a | a | a | b | c | c | b | c |
쉬트 외관 | A | A | A | A | B | C | C | C | C |
Claims (5)
- (A) 알킬 메타크릴레이트 50∼99.9 중량부;(B) 알킬 아크릴레이트 0.1∼50 중량부; 및(C) 상기 구성성분 (A)+(B)의 100 중량부에 대하여 방향족계 연쇄 이동제 및 티올관능기를 함유한 연쇄 이동제의 혼합물 0.02∼10 중량부;를 포함하는 것을 특징으로 하는 메타크릴계 수지 조성물.
- 제1항에 있어서, 상기 (A) 알킬 메타크릴레이트는 중량평균분자량 80,000~130,000를 가지는 메틸 메타크릴레이트, 에틸 메타크릴레이트, 프로필 메타크릴레이트, 및 부틸 메타크릴레이트와 같은 메타크릴산 에스테르류인 것을 특징으로 하는 메타크릴계 수지 조성물.
- 제1항에 있어서, 상기 (B) 알킬 아크릴레이트는 메틸 아크릴레이트, 에틸 아크릴레이트, 프로필 아크릴레이트, 부틸 아크릴레이트, 2-에틸헥실 아크릴레이트, 2-하이드록시에틸 아크릴레이트, 2-하이드록시프로필 아크릴레이트, 모노글리세롤 아크릴레이트로 이루어지는 군으로부터 선택되는 것을 특징으로 하는 메타크릴계 수지 조성물.
- 제1항에 있어서, 상기 (C) 연쇄 이동제의 혼합물은 n-부틸머캡탄, n-옥틸머캡탄, n-도데실머캡탄, 터셔리 도데실머캡탄, 이소프로필 머캡탄, n-아밀머캡탄 등 CH3(CH2)nSH 형태의 알킬머캡탄으로 이루어지는 군으로부터 선택되는 티올관능기를 함유한 연쇄 이동제와, 알파 메틸스티렌 다이머 및 알파 에틸스티렌 다이머로부터 선택되는 방향족계 연쇄 이동제를 혼합하여 사용하는 것을 특징으로 하는 메타크릴계 수지 조성물.
- 제1항에 있어서, 상기 구성성분 (A)+(B)의 100 중량부에 대하여 현탁 안정제 0.002~0.2 중량부를 더 포함하는 것을 특징으로 하는 메타크릴계 수지 조성물.
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US559200A (en) | 1896-04-28 | Means for supporting and handling potted plants | ||
US4687822A (en) | 1984-12-26 | 1987-08-18 | Nippon Paint Company, Ltd. | Acrylic resin composition for use in high solids paints |
US5804676A (en) | 1996-06-18 | 1998-09-08 | Mitsubishi Gas Chemical Company, Inc. | Process for preparing polymer |
KR20040061165A (ko) * | 2002-12-30 | 2004-07-07 | 주식회사 디피아이 | 고분자형 소포제 조성물 및 이의 제조방법 |
KR20050109318A (ko) * | 2004-05-13 | 2005-11-21 | 제일모직주식회사 | 내열성이 우수한 메타크릴계 수지 |
-
2005
- 2005-12-08 KR KR1020050119467A patent/KR100748277B1/ko active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US559200A (en) | 1896-04-28 | Means for supporting and handling potted plants | ||
US4687822A (en) | 1984-12-26 | 1987-08-18 | Nippon Paint Company, Ltd. | Acrylic resin composition for use in high solids paints |
US5804676A (en) | 1996-06-18 | 1998-09-08 | Mitsubishi Gas Chemical Company, Inc. | Process for preparing polymer |
KR20040061165A (ko) * | 2002-12-30 | 2004-07-07 | 주식회사 디피아이 | 고분자형 소포제 조성물 및 이의 제조방법 |
KR20050109318A (ko) * | 2004-05-13 | 2005-11-21 | 제일모직주식회사 | 내열성이 우수한 메타크릴계 수지 |
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