KR100646249B1 - 혼성 담지 메탈로센 촉매를 이용한 가공성 및 내압 특성이뛰어난 급수관 파이프용 폴리에틸렌 및 그의 제조방법 - Google Patents
혼성 담지 메탈로센 촉매를 이용한 가공성 및 내압 특성이뛰어난 급수관 파이프용 폴리에틸렌 및 그의 제조방법 Download PDFInfo
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- KR100646249B1 KR100646249B1 KR1020040024106A KR20040024106A KR100646249B1 KR 100646249 B1 KR100646249 B1 KR 100646249B1 KR 1020040024106 A KR1020040024106 A KR 1020040024106A KR 20040024106 A KR20040024106 A KR 20040024106A KR 100646249 B1 KR100646249 B1 KR 100646249B1
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- radical
- molecular weight
- ethylene
- carbon atoms
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- 238000012360 testing method Methods 0.000 description 1
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- 239000010936 titanium Substances 0.000 description 1
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- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 description 1
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- 229910052720 vanadium Inorganic materials 0.000 description 1
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Classifications
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—Ethene
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- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
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- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G11/00—Producing optical signals at preselected times
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- G—PHYSICS
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- G04G—ELECTRONIC TIME-PIECES
- G04G13/00—Producing acoustic time signals
- G04G13/02—Producing acoustic time signals at preselected times, e.g. alarm clocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
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- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
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- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
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Abstract
Description
항 목 | 실시예 1 | 실시예 2 | 비교예 1 | 비교예 2 | 비교예 3 | 비교예 4 | 비교예 5 |
사용촉매* | M | M | Z-N | Z-N | Z-N | Z-N | M |
중합공정 | Slurry | Slurry | Slurry | Slurry | Slurry | Solution | Slurry |
공단량체 | C4-1 | C4-1 | C4-1 | C4-1 | C4-1 | C8-1 | C4-1 |
파이프 성형 | 비가교 | 비가교 | 화학가교 | 수가교 | 비가교 | 비가교 | 비가교 |
<원료물성> | |||||||
밀도(g/cm3) | 0.933 | 0.940 | 0.949 | 0.948 | 0.946 | 0.933 | 0.940 |
M I (2.16kg) | 0.5 | 0.6 | 0.01 | 5.5 | 0.08 | 0.7 | 0.9 |
분자량분포 (Mw/Mn) | Bimodal 17.3 | Bimodal 18.2 | Unimodal 4.6 | Unimodal 4.2 | Bimodal 30.8 | Unimodal 4.7 | Unimodal 2.9 |
인장강도 (kg/cm2) 신율(%) | 280 890 | 275 850 | 301 20 | 293 45 | 292 920 | 264 870 | 252 840 |
내환경응력 균열성, F50 | >1,000 | >1,000 | > 1,000 | > 1,000 | >1,000 | > 1,000 | 580 |
아이조드 충격강도 (20℃) | NB 25 | NB 24 | NB 22 | NB 18 | NB 14 | NB 27 | NB 4 |
<파이프 가공성> | |||||||
파이프가공성 (작업선속: m/min) | 양호 19 | 양호 18 | 불량 1.7 | 양호 14 | 보통 7 | 양호 18 | 불량 (작업불가) |
<파이프 물성> | |||||||
95℃ 열간 내압크리프 (내압시간) | > 1,200 | > 1,200 | > 1,200 | > 1,200 | > 1,200 | > 1,200 | - |
파이프 외관 | 양호 | 양호 | 양호 | 양호 | 양호 | 양호 | - |
파이프 냄새 | 양호 | 양호 | 보통 | 불량 | 양호 | 양호 | - |
파이프시공성 | 양호 | 양호 | 불량 | 불량 | 보통 | 양호 | - |
파이프경제성 | 좋음 | 좋음 | 나쁨 | 나쁨 | 좋음 | 나쁨 | - |
Claims (8)
- 급수관 파이프용 폴리에틸렌 공중합체에 있어서,a) 2종 이상의 서로 다른 메탈로센 화합물을 하나의 담체에 담지한 혼성 담지 촉매를 사용하여b) 에틸렌과 탄소수 3~20의 알파-올레핀과의 공중합에 의해 얻어지는c) 밀도가 0.930~0.945 g/cm3이고,d) 용융흐름지수가 0.3~1.0 g/10분(190도, 2.16 kg 하중조건)이며,e) 분자량 분포도(중량평균분자량/수평균분자량)가 5~30인 것을 특징으로 하는 비가교 방식의 급수관 파이프용 에틸렌계 공중합체.
- 제 1 항에 있어서,상기 메탈로센 화합물이 하기 화학식 1로 표시되는 메탈로센 화합물을 포함하는 것을 특징으로 하는 비가교 방식의 급수관 파이프용 에틸렌계 공중합체.[화학식 1](C5R1)p(C5R1)MQ3-p상기 화학식 1에서,M은 4족 전이 금속이고;(C5R1)은 수소 라디칼, 탄소수 1 ~ 20의 알킬 라디칼, 알케닐 라디칼, 아릴 라디칼, 알킬아릴 라디칼, 아릴알킬 라디칼, 하이드로카빌로 치환된 14족 금속의 메탈로이드 라디칼이거나 또는 C5의 이웃하는 두 탄소원자가 하이드로카빌 라디칼에 의해 연결되어 4-8각의 고리를 만든 싸이클로펜타디에닐 또는 치환된 싸이클로펜타디에닐 리간드이고;Q는 할로겐족 원소 또는 탄소수 1 ~ 20의 알킬 라디칼, 알케닐 라디칼, 아릴 라디칼, 알킬아릴 라디칼, 아릴알킬 라디칼 또는 하이드로카빌이고;p는 1 또는 0이며; 및상기 R1에 존재하는 적어도 어느 하나의 수소 라디칼은 하기 [화학식 a]로 표시되는 라디칼, [화학식 b]로 표시되는 라디칼, 또는 [화학식 c]로 표시되는 라디칼로 치환되며;[화학식 a]상기 화학식 a에서,Z는 산소 원자 또는 황 원자이고;R 및 R′는 서로 같거나 다른 수소 라디칼; 탄소수 1∼40의 알킬, 씨클로알킬, 아릴, 알켄닐, 알킬아릴, 아릴아킬; 또는 아릴알켄닐 라디칼이며; 두 개의 R′ 는 서로 연결되어 고리를 형성할 수 있으며;G는 탄소수 1∼40의 알콕시, 아릴옥시, 알킬티오, 아릴티오, 페닐, 또는 치환된 페닐이고, R′와 연결되어 고리를 형성할 수 있으며;Z가 황 원자이면, G는 반드시 알콕시 또는 아릴옥시이고;G가 알킬티오, 아릴티오, 페닐, 또는 치환된 페닐이면, Z는 반드시 산소 원자이며;[화학식 b]상기 화학식 b에서,Z는 산소 원자 또는 황 원자이고, 두 개의 Z 중 적어도 어느 하나는 산소 원자이고;R 및 R″는 서로 같거나 다른, 수소 라디칼; 탄소수 1∼40의 알킬, 씨클로알킬, 아릴, 알켄닐, 알킬아릴, 아릴아킬, 또는 아릴알켄닐 라디칼이고,R은 R″와 연결되어 고리를 형성할 수 있으며,두 개의 R″는 수소 라디칼이 아니면 서로 연결되어 고리를 형성할 수 있으며;[화학식 c]상기 화학식 c에서,R 및 R’’’는 서로 같거나 다른 수소 라디칼; 탄소수 1∼40의 알킬, 씨클로알킬, 아릴, 알켄닐, 알킬아릴, 아릴아킬, 또는 아릴알켄닐 라디칼이며;인접한 두 개의 R’’’는 서로 연결되어 고리를 형성할 수 있으며;R 중에서 적어도 하나가 수소 라디칼이면, R’’’는 모두 수소 라디칼이 아니며, R’’’ 중에서 적어도 하나가 수소 라디칼이면, R은 모두 수소 라디칼이 아니다.
- 제 1 항에 있어서,상기 메탈로센 조성물이 하기 화학식 2 또는 하기 화학식 3으로 표시되는 메탈로센 화합물을 포함하는 것을 특징으로 하는 비가교 방식의 급수관 파이프용 에틸렌계 공중합체.[화학식 2][화학식 3]상기 화학식 2 및 화학식 3에서,M은 4족 전이 금속이고;(C5R3), (C5R4) 및 (C5R5)은 각각 같거나 다른 탄소수 1∼40의 알킬, 싸이클로알킬, 아릴, 알켄닐, 알킬아릴, 아릴알킬, 아릴알켄닐 라디칼 또는 하이드로카빌로 치환된 14 족 금속의 메탈로이드인 싸이클로펜타디에닐 또는 치환된 싸이클로펜타디에닐 리간드이거나, 또는 C5의 이웃하는 두 탄소원자가 하이드로카빌 라디칼에 의해 연결되어 4∼16각의 고리를 한 개 이상 만든 치환된 싸이클로펜타디에닐 리간드이고;Q는 각각 같거나 다른 할로겐 라디칼이거나, 탄소수 1∼20의 알킬 라디칼, 알켄닐 라디칼, 아릴 라디칼, 알킬아릴 라디칼, 아릴알킬 라디칼이거나 또는 탄소수 1∼20의 알킬리덴 라디칼;B는 탄소수 1~4의 알킬렌 라디칼, 디알킬실리콘 또는 게르마늄, 알킬 포스핀 또는 아민으로 구성된 두 개의 싸이클로펜타디에닐 리간드 또는 싸이클로펜타디에닐 리간드와 JR9 z-y를 공유 결합에 의해 묶어 주는 다리이고;R9는 수소 라디칼, 탄소수 1~20의 알킬 라디칼, 알케닐 라디칼, 아릴 라디 칼, 알킬아릴 라디칼 또는 아릴알킬 라디칼이고;J는 15족 원소이거나 16족 원소이고;Y는 산소 또는 질소 원자이고;A는 수소 라디칼, 탄소수 1~20의 알킬 라디칼, 알케닐 라디칼, 아릴 라디칼, 알킬아릴 라디칼, 아릴알킬 라디칼, 알킬실릴 라디칼, 아릴실릴 라디칼, 메톡시메틸, t-부톡시메틸, 테트라하이드로피라닐, 테트라하이드로퓨라닐, 1-에톡시에틸, 1-메틸-1-메톡시에틸 또는 t-부틸이고,z-y는 1 또는 2이고;a는 4 또는 8의 정수이고; 및(C5R3), (C5R4) 및 (C5R5)의 R 3, R4 및 R5 중에 존재하는 적어도 어느 하나의 수소 라디칼은 상기 제4항에 정의된 [화학식 a], [화학식 b] 또는 [화학식 c]에서 선택된 라디칼로 치환된 화합물이다.
- 제 1 항에 있어서,상기 혼성 담지 촉매을 이용하여 얻어진 저분자량 폴리올레핀의 분자량이 1000 내지 100,000이고, 고분자량 폴리올레핀의 분자량이 저분자량 폴리올레핀의 분자량보다 높으며 10,000 내지 1,000,000인 것을 특징으로 하는 비가교 방식의 급수관 파이프용 에틸렌계 공중합체.
- 제 1항에 있어서,상기 에틸렌계 공중합체가 하나의 슬러리 또는 기상 단일 반응기에서 제조되는 것을 특징으로 하는 비가교 방식의 급수관 파이프용 에틸렌계 공중합체.
- 제 1항에 있어서,상기 에틸렌계 공중합체가 2개 이상의 슬러리 또는 기상 다단 반응기에서 제조되는 것을 특징으로 하는 비가교 방식의 급수관 파이프용 에틸렌계 공중합체.
- 제 1항에 있어서,상기 알파-올레핀이 에틸렌, 프로필렌, 1-부텐, 1-펜텐, 4-메틸-1-펜텐, 1-헥센, 1-헵텐, 1-데센, 1-운데센, 1-도데센, 1-테트라데센, 1-헥사데센, 1-아이코센, 노보넨, 노보나디엔, 에틸리덴노보넨, 비닐노보넨, 디사이클로펜타디엔, 1,4-부타디엔, 1,5-펜타디엔, 1,6-헥사디엔, 스티렌, 알파-메틸스티렌, 파라-메틸스테렌, 디비닐벤젠, 3-클로로메틸스티렌 또는 이들의 혼합물인 것을 특징으로 하는 비가교 방식의 급수관 파이프용 에틸렌계 공중합체.
- 제 1항의 에틸렌계 공중합체로 제조되는 비가교 방식의 급수관 파이프용 성형물.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
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KR1020040024106A KR100646249B1 (ko) | 2004-04-08 | 2004-04-08 | 혼성 담지 메탈로센 촉매를 이용한 가공성 및 내압 특성이뛰어난 급수관 파이프용 폴리에틸렌 및 그의 제조방법 |
JP2006543749A JP5079333B2 (ja) | 2004-04-08 | 2005-03-24 | 混成担持メタロセン触媒を利用した加工性及び耐圧特性に優れた給水管パイプ用ポリエチレン及びその製造方法 |
PCT/KR2005/000854 WO2006001588A1 (en) | 2004-04-08 | 2005-03-24 | Polyethylene pipe having better melt pro- cessibility and high resistance to stress and method of preparing the same using metallocene catalyst |
CNA2005800015449A CN1906220A (zh) | 2004-04-08 | 2005-03-24 | 具有较好的熔融加工性和高抗应力性的聚乙烯管以及使用茂金属催化剂制备该聚乙烯管的方法 |
EP05789733.2A EP1732958B1 (en) | 2004-04-08 | 2005-03-24 | Polyethylene pipe having better melt pro- cessibility and high resistance to stress and method of preparing the same using metallocene catalyst |
US11/100,659 US7304118B2 (en) | 2004-04-08 | 2005-04-07 | Polyethylene pipe having better melt processibility and high resistance to stress and method of preparing the same using metallocene catalyst |
NO20062232A NO337427B1 (no) | 2004-04-08 | 2006-05-18 | Etylenbasert kopolymer for ikke-kryssbundede vanntilførselsrør og støpemateriale for ikke-kryssbundede vanntilførselsrør |
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KR1020040024106A KR100646249B1 (ko) | 2004-04-08 | 2004-04-08 | 혼성 담지 메탈로센 촉매를 이용한 가공성 및 내압 특성이뛰어난 급수관 파이프용 폴리에틸렌 및 그의 제조방법 |
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KR20050098663A KR20050098663A (ko) | 2005-10-12 |
KR100646249B1 true KR100646249B1 (ko) | 2006-11-23 |
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KR1020040024106A KR100646249B1 (ko) | 2004-04-08 | 2004-04-08 | 혼성 담지 메탈로센 촉매를 이용한 가공성 및 내압 특성이뛰어난 급수관 파이프용 폴리에틸렌 및 그의 제조방법 |
Country Status (7)
Country | Link |
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US (1) | US7304118B2 (ko) |
EP (1) | EP1732958B1 (ko) |
JP (1) | JP5079333B2 (ko) |
KR (1) | KR100646249B1 (ko) |
CN (1) | CN1906220A (ko) |
NO (1) | NO337427B1 (ko) |
WO (1) | WO2006001588A1 (ko) |
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WO2016060445A1 (ko) * | 2014-10-13 | 2016-04-21 | 주식회사 엘지화학 | 가공성 및 환경 응력 균열 저항성이 우수한 에틸렌 /1-헥센 또는 에틸렌 /1-부텐 공중합체 |
KR20160043516A (ko) * | 2014-10-13 | 2016-04-21 | 주식회사 엘지화학 | 가공성 및 환경 응력 균열 저항성이 우수한 에틸렌/1-헥센 또는 에틸렌/1-부텐 공중합체 |
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-
2005
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- 2005-03-24 EP EP05789733.2A patent/EP1732958B1/en not_active Expired - Lifetime
- 2005-03-24 CN CNA2005800015449A patent/CN1906220A/zh active Pending
- 2005-03-24 JP JP2006543749A patent/JP5079333B2/ja not_active Expired - Lifetime
- 2005-04-07 US US11/100,659 patent/US7304118B2/en active Active
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2006
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Cited By (6)
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WO2010128826A3 (ko) * | 2009-05-07 | 2011-03-24 | 주식회사 엘지화학 | 올레핀계 중합체 및 이를 포함하는 섬유 |
WO2016060445A1 (ko) * | 2014-10-13 | 2016-04-21 | 주식회사 엘지화학 | 가공성 및 환경 응력 균열 저항성이 우수한 에틸렌 /1-헥센 또는 에틸렌 /1-부텐 공중합체 |
KR20160043516A (ko) * | 2014-10-13 | 2016-04-21 | 주식회사 엘지화학 | 가공성 및 환경 응력 균열 저항성이 우수한 에틸렌/1-헥센 또는 에틸렌/1-부텐 공중합체 |
KR101726820B1 (ko) | 2014-10-13 | 2017-04-13 | 주식회사 엘지화학 | 가공성 및 환경 응력 균열 저항성이 우수한 에틸렌/1-헥센 또는 에틸렌/1-부텐 공중합체 |
US9732172B2 (en) | 2014-10-13 | 2017-08-15 | Lg Chem, Ltd. | Ethylene/1-hexene or ethylene/1-butene copolymer having excellent processibility and environmetal stress crack resistance |
KR101892918B1 (ko) | 2016-10-07 | 2018-08-29 | 대한유화(주) | 내압특성이 우수한 파이프용 폴리에틸렌 및 이의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20050098663A (ko) | 2005-10-12 |
NO20062232L (no) | 2006-09-27 |
US20050228139A1 (en) | 2005-10-13 |
CN1906220A (zh) | 2007-01-31 |
US7304118B2 (en) | 2007-12-04 |
EP1732958A1 (en) | 2006-12-20 |
EP1732958A4 (en) | 2008-07-09 |
EP1732958B1 (en) | 2015-08-12 |
JP5079333B2 (ja) | 2012-11-21 |
JP2007517087A (ja) | 2007-06-28 |
NO337427B1 (no) | 2016-04-11 |
WO2006001588A1 (en) | 2006-01-05 |
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