KR102207367B1 - (메트)아크릴 수지 조성물의 제조 방법 - Google Patents
(메트)아크릴 수지 조성물의 제조 방법 Download PDFInfo
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- KR102207367B1 KR102207367B1 KR1020167009709A KR20167009709A KR102207367B1 KR 102207367 B1 KR102207367 B1 KR 102207367B1 KR 1020167009709 A KR1020167009709 A KR 1020167009709A KR 20167009709 A KR20167009709 A KR 20167009709A KR 102207367 B1 KR102207367 B1 KR 102207367B1
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- Prior art keywords
- tank reactor
- mixture
- chain transfer
- transfer agent
- methyl methacrylate
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Abstract
Description
실시예 1 | 비교예 1 | 비교예 2 | ||
조형 반응기 | 날개 형상 | 맥스 블렌드 날개 | 맥스 블렌드 날개 | 맥스 블렌드 날개 |
용량 V [㎥] | 0.1 | 0.1 | 0.1 | |
조 직경 D [㎜] | 500 | 500 | 500 | |
날개 직경 Dp [㎜] | 260 | 260 | 260 | |
중합 조건 | DSC | 있음 | 없음 | 있음 |
중합 온도 T [℃] | 140 | 140 | 140 | |
개시제 종류 | AIBN | AIBN | PB-D | |
반감기 τ1/2 [sec] | 4 | 4 | 3900 | |
평균 체류 시간 θ [hr] | 2.5 | 2.5 | 4.0 | |
개시제 양 I [ppm] | 65 | 65 | 20 | |
회전수 n [rpm] | 200 | 200 | 200 | |
운전 결과 | 중합 전화율 X [wt%] | 52 | 52 | 60 |
액 점도 μ [Pa·s] | 1.08 | 1.08 | 3.50 | |
액 밀도 ρ [㎏/㎥] | 1000 | 1000 | 1000 | |
레이놀드 수 Re [-] | 209 | 209 | 64 | |
무차원 혼합 수 n·θM | 150 | 150 | 200 | |
완전 혼합 시간 θM [sec] | 45 | 45 | 60 | |
동력 수 Np [-] | 6 | 6 | 5 | |
교반 동력 Pv [kW/㎥] | 2.6 | 2.6 | 2.2 | |
Pv×θ×I×τ1/2 [kW/㎥·ppm·hr2] | 0.5 | 0.5 | 190.7 | |
성형품 | 450 ㎚ 의 투과율 (광로 길이 200 ㎜) | ○ | × | ○ |
다이머, 트리머 양 [질량%] | 0.07 | 0.07 | 0.20 | |
열 안정성 (TGA 에서의 가열 감량) [%] | 20 | 20 | 40 | |
사출 성형품의 외관 (실버 발생 유무) | ○ | ○ | × |
Claims (5)
- 메타크릴산메틸 (1), 연쇄 이동제 (3), 및 라디칼 중합 개시제 (4) 의 각각의 양을 제어하여 그것들을 조형 반응기에 연속적으로 공급하는 공정,
조형 반응기 내에서 중합 전화율 40 ∼ 70 질량% 로 괴상 중합하여 반응 생성물을 얻는 공정,
반응 생성물로부터, 메타크릴산메틸 (1'), 및 연쇄 이동제 (3') 를 포함하는 혼합물 (A) 를 회수하는 공정, 및
그 혼합물 (A) 를 상기 조형 반응기에 연속적으로 공급하는 공정을 갖고,
조형 반응기에 대한 메타크릴산메틸 (1), 및 연쇄 이동제 (3) 의 각 공급량 제어가, 조형 반응기에 공급하는 혼합물 (A) 의 양, 그리고 혼합물 (A) 중의 메타크릴산메틸 (1'), 및 연쇄 이동제 (3') 의 각각의 비율을 포함하는 정보에 기초하여, 실시되고,
연쇄 이동제의 조형 반응기에 대한 총 공급량이 MTtran [㎏/hr] 이고, 혼합물 (A) 중의 연쇄 이동제 (3') 의 비율이 Xtran [질량%] 이고 또한 혼합물 (A) 의 공급량이 Mc [㎏/hr] 일 때, 연쇄 이동제 (3) 의 공급량 Mvtran [㎏/hr] 은, MTtran - 0.01Xtran × Mc 로 결정되고,
또한
조형 반응기의 완전 혼합 시간 (θM [hr]), 조형 반응기 내의 온도에 있어서의 라디칼 중합 개시제의 반감기 (τ1/2 [hr]), 조형 반응기의 교반 동력 (PV [㎾/㎥]), 조형 반응기에 있어서의 반응 원료의 평균 체류 시간 (θ [hr]) 및 반응 원료 중의 라디칼 중합 개시제 농도 (I [ppm]) 가
θM > τ1/2, 및 PV × θ × I × τ1/2 < 4
를 만족하는, (메트)아크릴 수지 조성물의 제조 방법. - 제 1 항에 있어서,
조형 반응기에 공급하는, 혼합물 (A), 메타크릴산메틸 (1), 연쇄 이동제 (3), 및 라디칼 중합 개시제 (4) 의 각각의 양을 질량식 유량계로 측정하고,
조형 반응기에 대한 연쇄 이동제 (3), 및 라디칼 중합 개시제 (4) 의 각 공급량 제어에 있어서 왕복 펌프를 사용하는,
(메트)아크릴 수지 조성물의 제조 방법. - 제 1 항에 있어서,
아크릴산알킬에스테르 (2) 의 양을 제어하여 그것을 조형 반응기에 연속적으로 공급하는 공정을 추가로 갖고,
반응 생성물로부터 회수되는 혼합물 (A) 는, 아크릴산에스테르 (2') 를 추가로 포함하고,
아크릴산알킬에스테르 (2) 의 공급량 제어가, 조형 반응기에 공급하는 혼합물 (A) 의 양, 그리고 혼합물 (A) 중의 아크릴산에스테르 (2') 의 비율을 포함하는 정보에 기초하여 실시되는, (메트)아크릴 수지 조성물의 제조 방법. - 제 3 항에 있어서,
조형 반응기에 공급하는 혼합물 (A), 메타크릴산메틸 (1), 아크릴산알킬에스테르 (2), 연쇄 이동제 (3), 및 라디칼 중합 개시제 (4) 의 각각의 양을 질량식 유량계로 측정하고,
조형 반응기에 대한 아크릴산알킬에스테르 (2), 연쇄 이동제 (3), 및 라디칼 중합 개시제 (4) 의 각 공급량 제어에 있어서 왕복 펌프를 사용하는,
(메트)아크릴 수지 조성물의 제조 방법. - 제 1 항 내지 제 4 항 중 어느 한 항에 있어서,
조형 반응기 내의 온도가 110 ∼ 160 ℃ 이고,
조형 반응기 내의 온도에 있어서의 라디칼 중합 개시제 (4) 의 반감기가 0.5 ∼ 120 초인,
(메트)아크릴 수지 조성물의 제조 방법.
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US20240017443A1 (en) | 2020-11-02 | 2024-01-18 | Röhm Gmbh | Device for degassing of a two-component multiphase polymer-monomer material and use thereof in a degassing extruder |
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- 2014-12-26 EP EP14873628.3A patent/EP3088424B1/en active Active
- 2014-12-26 CN CN201480071351.XA patent/CN105899548B/zh active Active
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- 2014-12-26 KR KR1020167009709A patent/KR102207367B1/ko active Active
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US20160326287A1 (en) | 2016-11-10 |
TW201533067A (zh) | 2015-09-01 |
KR20160102963A (ko) | 2016-08-31 |
EP3088424B1 (en) | 2019-03-20 |
CN105899548A (zh) | 2016-08-24 |
SG11201605240WA (en) | 2016-08-30 |
JP6357488B2 (ja) | 2018-07-11 |
CN105899548B (zh) | 2017-10-10 |
TWI638835B (zh) | 2018-10-21 |
WO2015099118A1 (ja) | 2015-07-02 |
US9624327B2 (en) | 2017-04-18 |
EP3088424A4 (en) | 2017-07-05 |
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