KR102374850B1 - 단일 부위 촉매에 의해 생산된 극저밀도 폴리에틸렌 - Google Patents
단일 부위 촉매에 의해 생산된 극저밀도 폴리에틸렌 Download PDFInfo
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- KR102374850B1 KR102374850B1 KR1020177007489A KR20177007489A KR102374850B1 KR 102374850 B1 KR102374850 B1 KR 102374850B1 KR 1020177007489 A KR1020177007489 A KR 1020177007489A KR 20177007489 A KR20177007489 A KR 20177007489A KR 102374850 B1 KR102374850 B1 KR 102374850B1
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- ethylene copolymer
- copolymer according
- ethylene
- cdbi
- reactor
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Abstract
Description
도 2: SCLAIR® FP112-A의 DSC 프로필 측정
도 3: Evolue™ SP2020의 DSC 프로필 측정
도 4: MXSTEN® CV77516의 DSC 프로필 측정
도 5: ELITE™ 5500G의 DSC 프로필 측정
도 6: EX1의 DSC 프로필 측정
도 7: EX2의 DSC 프로필 측정
도 8: EX3의 DSC 프로필 측정
Claims (47)
- a) 0.890 내지 0.915 g/㎤의 밀도,
b) 2.2 내지 4.5의 분자량 분포 Mw/Mn,
c) 2 초과의 분자량 분포 Mz/Mw
d) 55 내지 98의 CDBI50, 및
e) DSC 측정에서 단일 피크
를 갖는, 에틸렌 공중합체로서,
단, 상기 Mz/Mw가 3 초과일 때 상기 공중합체는 정상(normal) 내지 편평(flat)한 공단량체 분포를 추가로 갖는 것인,
에틸렌 공중합체. - a) 0.890 내지 0.915 g/㎤의 밀도,
b) 2.2 내지 4.5의 분자량 분포 Mw/Mn,
c) 2 내지 3의 분자량 분포 Mz/Mw,
d) 55 내지 98의 CDBI50,
e) DSC 측정에서 단일 피크
를 갖는, 에틸렌 공중합체. - a) 0.890 내지 0.915 g/㎤의 밀도,
b) 2.2 내지 4.5의 분자량 분포 Mw/Mn,
c) 3 초과의 분자량 분포 Mz/Mw,
d) 정상 내지 편평한 공단량체 분포,
e) 55 내지 98의 CDBI50,
f) DSC 측정에서 단일 피크
를 갖는, 에틸렌 공중합체. - 제1항 또는 제2항에 있어서, 추가로 역 공단량체 분포를 나타내는 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 용융 지수 I2가 0.25 내지 20 g/10min인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 용융 지수 I2가 0.25 내지 10 g/10min인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 용융 지수 I2가 10 내지 20g/10min인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 용융 지수 I2가 0.4 내지 10 g/10min인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 용융 지수 I2가 0.4 내지 2 g/10min인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, Mw/Mn이 2.6 내지 4.5인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, Mw/Mn이 3.5 내지 4.3인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, Mw/Mn이 2.6 내지 4.3인 에틸렌 공중합체.
- 제1항 또는 제2항에 있어서, Mz/Mw가 2.0 내지 2.5인 에틸렌 공중합체.
- 제1항 또는 제2항에 있어서, Mz/Mw가 2.5 내지 2.8인 에틸렌 공중합체.
- 제1항 또는 제2항에 있어서, Mz/Mw가 2.5 내지 3인 에틸렌 공중합체.
- 제1항 또는 제2항에 있어서, Mz/Mw가 2.1 내지 2.8인 에틸렌 공중합체.
- 제1항 또는 제3항에 있어서, Mz/Mw가 3 내지 6인 에틸렌 공중합체.
- 제1항 또는 제3항에 있어서, Mz/Mw가 3 내지 5인 에틸렌 공중합체.
- 제1항 또는 제3항에 있어서, Mz/Mw가 3 내지 4인 에틸렌 공중합체.
- 제1항 또는 제3항에 있어서, Mz/Mw가 3 내지 3.5인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 공중합체의 DSC 측정이 숄더를 가진 단일 피크를 나타내는 것인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 공중합체의 GPC 트레이스(trace)가 이중선(bimodal)인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 공중합체의 GPC 트레이스가 이중선이고 2개의 피크가 밸리(valley)에 의해 분리되어 있는, 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 공중합체의 GPC 트레이스가 이중선이지만, 2개의 피크가 식별가능한 반면 쉽게 탈회선화(deconvolute)될 수는 없는 것인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, CDBI50이 65 내지 95인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, CDBI50이 70 내지 85인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, CDBI50이 75 초과 내지 98인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, CDBI50이 55 내지 70인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, CDBI50이 70 내지 98인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 190℃ G"(500Pa)에서 G'가 40 Pa 미만인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 190℃ G"(500Pa)에서 G'가 35 Pa 미만인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 190℃ G"(500Pa)에서 G'가 30 Pa 미만인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 190℃ G"(500Pa)에서 G'가 20 Pa 내지 40 Pa인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 190℃ G"(500Pa)에서 G'가 20 Pa 내지 35 Pa인 에틸렌 공중합체.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 연속 용액 중합법에서 하나 이상의 C3-12 알파 올레핀 공단량체와 에틸렌으로부터 제조된 에틸렌 공중합체.
- 제35항에 있어서, 상기 연속 용액 중합법이 적어도 2개의 중합 반응기를 포함하는 것인 에틸렌 공중합체.
- 제35항에 있어서, 적어도 하나의 단일 부위 촉매를 이용하는 상기 연속 용액 중합법에서 하나 이상의 C3-12 알파 올레핀 공단량체와 에틸렌으로부터 제조되는, 에틸렌 공중합체.
- 제35항에 있어서, 상기 연속 용액 중합법이
평균 반응기 온도가 100℃ 내지 140℃ 미만인 제1 교반식 탱크 중합 반응기, 및
평균 온도가 상기 제1 교반식 탱크 중합 반응기의 평균 반응기 온도보다 적어도 20℃ 더 높은 제2 교반식 탱크 중합 반응기
를 포함하는 것인, 에틸렌 공중합체. - 제39항에 있어서, 상기 제1 교반식 탱크 중합 반응기는 평균 반응기 온도가 120℃ 내지 138℃ 미만인 에틸렌 공중합체.
- 제39항에 있어서, 상기 제1 교반식 탱크 중합 반응기는 평균 반응기 온도가 130℃ 내지 137℃ 미만인 에틸렌 공중합체.
- 제37항에 있어서, 상기 연속 용액 중합법이
평균 반응기 온도가 100℃ 내지 140℃ 미만인 제1 교반식 탱크 중합 반응기, 및
평균 온도가 상기 제1 교반식 탱크 중합 반응기의 평균 반응기 온도보다 적어도 20℃ 더 높은 제2 교반식 탱크 중합 반응기
를 포함하고,
상기 단일 부위 촉매가 상기 제1 교반식 탱크 중합 반응기에 존재하는 것인,
에틸렌 공중합체. - 제1항 내지 제3항 중 어느 한 항에 기재된 에틸렌 공중합체를 함유하는 중합체 조성물.
- LDPE, LLDPE, HDPE, VLDPE 또는 ULDPE 중 하나 이상과 블렌딩된 제1항 내지 제3항 중 어느 한 항에 기재된 에틸렌 공중합체를 포함하는, 블렌드 중합체 조성물.
- 제1항 내지 제3항 중 어느 한 항에 기재된 에틸렌 공중합체를 함유하는 중합체 조성물, 또는 LDPE, LLDPE, HDPE, VLDPE 또는 ULDPE 중 하나 이상과 블렌딩된 상기 에틸렌 공중합체를 함유하는 블렌드 중합체 조성물을 포함하는, 단층 필름.
- 제1항 내지 제3항 중 어느 한 항에 기재된 에틸렌 공중합체를 함유하는 중합체 조성물, 또는 LDPE, LLDPE, HDPE, VLDPE 또는 ULDPE 중 하나 이상과 블렌딩된 상기 에틸렌 공중합체를 함유하는 블렌드 중합체 조성물을 함유하는 적어도 하나의 층을 포함하는, 다층 필름.
- 제1항 내지 제3항 중 어느 한 항에 기재된 에틸렌 공중합체를 함유하는 중합체 조성물, 또는 LDPE, LLDPE, HDPE, VLDPE 또는 ULDPE 중 하나 이상과 블렌딩된 상기 에틸렌 공중합체를 함유하는 블렌드 중합체 조성물을 포함하는, 포장 물품.
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US10000594B2 (en) | 2016-11-08 | 2018-06-19 | Chevron Phillips Chemical Company Lp | Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processability |
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