KR20030004297A - Escr-강성 관계와 팽윤비가 개선된 폴리에틸렌 성형배합물, 이의 제조방법 및 이의 용도 - Google Patents
Escr-강성 관계와 팽윤비가 개선된 폴리에틸렌 성형배합물, 이의 제조방법 및 이의 용도 Download PDFInfo
- Publication number
- KR20030004297A KR20030004297A KR1020027003779A KR20027003779A KR20030004297A KR 20030004297 A KR20030004297 A KR 20030004297A KR 1020027003779 A KR1020027003779 A KR 1020027003779A KR 20027003779 A KR20027003779 A KR 20027003779A KR 20030004297 A KR20030004297 A KR 20030004297A
- Authority
- KR
- South Korea
- Prior art keywords
- range
- weight
- reactor
- molecular weight
- polyethylene
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2308/00—Chemical blending or stepwise polymerisation process with the same catalyst
Abstract
Description
실시예 | 1 | 2 | 3 | 4 | CE 1 |
기저부 경사 | 150 | 150 | 150 | 150 | 200 |
회전속도[rpm] | 17.7 | 17.7 | 17.7 | 17.7 | -- |
취입시간[sec] | 15 | 14.0 | 12.0 | 11.2 | 12 |
중량[g] | 41.4 | 37.4 | 36.0 | 35.6 | 38 |
벽 두께[mm] | 1.2 | 1.00 | 0.90 | 0.85 | -- |
용접 라인 두께[mm] | 2.0 | 2.0 | 1.0 | 1.0 | (0.5)(V 노치) |
용융물 파괴[점수] | 2 | 2 | 2 | 2 | 2 |
피쉬 아이[점수] | 2 | 2 | 2 | 3 | 1 |
각주 | 광택 없음 | 광택 없음 | 광택 없음 | 광택 없음 | 광택 없음 |
Claims (4)
- 점도수(VNA)가 40 내지 150cm3/g의 범위인 저분자량 에틸렌 단독중합체(A) 30 내지 60중량%, 점도수(VNB)가 150 내지 800cm3/g의 범위인, 에틸렌과 탄소수 4 내지 10의 추가의 올레핀을 포함하는 고분자량 공중합체(B) 30 내지 65중량% 및 점도수(VNC)가 900 내지 3000cm3/g의 범위인 초고분자량 에틸렌 단독중합체 또는 공중합체(C) 1 내지 30중량%를 포함함을 특징으로 하는, 총 밀도가 0.940g/cm3이상이고 MFI190/5가 0.01 내지 10dg/min의 범위인 다정 분자량 분포를 갖는 폴리에틸렌 성형 배합물.
- 제1항에 있어서, 팽윤비가 100 내지 300%이고 중공품으로의 전환성이 우수함을 특징으로 하는 폴리에틸렌 성형 배합물.
- 단량체의 중합을 전이 금속 화합물 및 유기 알루미늄 화합물로 이루어진 활성이 큰 지글러 촉매의 존재하에 20 내지 120℃의 온도 범위 및 2 내지 60bar의 압력 범위에서 현탁액으로 수행하는 제1항에 따르는 폴리에틸렌 성형 배합물의 제조방법에 있어서, 단량체의 중합이 3단계로 수행되고, 각각의 경우, 각 단계에서 제조된 폴리에틸렌의 분자량이 수소의 도움으로 조절됨을 특징으로 하는 제조방법.
- 폴리에틸렌 성형 배합물을 먼저 200 내지 250℃의 온도에서 압출기 속에서 가소화시킨 다음, 다이를 통해 취입 금형 속으로 압출시키고, 이어서 냉각시켜 중공품, 예를 들면, 연료 탱크, 캐니스터, 드럼 또는 보틀을 제조하기 위한, 제1항에 따르는 폴리에틸렌 성형 배합물의 용도.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19945980A DE19945980A1 (de) | 1999-09-24 | 1999-09-24 | Polyethylen Formmasse mit verbesserter ESCR-Steifigkeitsrelation und Schwellrate, Verfahren zu ihrer Herstellung und daraus hergestellte Hohlkörper |
DE19945980.0 | 1999-09-24 | ||
PCT/EP2000/008817 WO2001023446A1 (de) | 1999-09-24 | 2000-09-09 | Polyethylen formmasse mit verbesserter escr-steifigkeitsrelation und schwellrate, verfahren zu ihrer herstellung und ihre verwendung |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030004297A true KR20030004297A (ko) | 2003-01-14 |
KR100654593B1 KR100654593B1 (ko) | 2006-12-07 |
Family
ID=7923276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020027003779A KR100654593B1 (ko) | 1999-09-24 | 2000-09-09 | Escr-강성 관계와 팽윤비가 개선된 폴리에틸렌 성형배합물, 이의 제조방법 및 이의 용도 |
Country Status (14)
Country | Link |
---|---|
US (1) | US6713561B1 (ko) |
EP (1) | EP1228101B1 (ko) |
JP (1) | JP2003510429A (ko) |
KR (1) | KR100654593B1 (ko) |
CN (1) | CN1162453C (ko) |
AT (1) | ATE244264T1 (ko) |
AU (1) | AU769434B2 (ko) |
BR (1) | BR0014232B1 (ko) |
CA (1) | CA2387708C (ko) |
DE (2) | DE19945980A1 (ko) |
ES (1) | ES2200919T3 (ko) |
RU (1) | RU2249018C2 (ko) |
WO (1) | WO2001023446A1 (ko) |
ZA (1) | ZA200202267B (ko) |
Cited By (2)
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KR20190052688A (ko) * | 2016-09-12 | 2019-05-16 | 타이 폴리에틸렌 씨오., 엘티디. | 다중모드 폴리에틸렌 파이프 |
KR20210152582A (ko) * | 2014-06-16 | 2021-12-15 | 유니베이션 테크놀로지즈, 엘엘씨 | 폴리에틸렌 수지 |
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1999
- 1999-09-24 DE DE19945980A patent/DE19945980A1/de not_active Withdrawn
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2000
- 2000-09-09 AU AU70017/00A patent/AU769434B2/en not_active Ceased
- 2000-09-09 CN CNB008132518A patent/CN1162453C/zh not_active Expired - Fee Related
- 2000-09-09 EP EP00958529A patent/EP1228101B1/de not_active Revoked
- 2000-09-09 RU RU2002110817/04A patent/RU2249018C2/ru not_active IP Right Cessation
- 2000-09-09 ES ES00958529T patent/ES2200919T3/es not_active Expired - Lifetime
- 2000-09-09 WO PCT/EP2000/008817 patent/WO2001023446A1/de active IP Right Grant
- 2000-09-09 KR KR1020027003779A patent/KR100654593B1/ko active IP Right Grant
- 2000-09-09 JP JP2001526594A patent/JP2003510429A/ja active Pending
- 2000-09-09 CA CA002387708A patent/CA2387708C/en not_active Expired - Fee Related
- 2000-09-09 US US10/088,855 patent/US6713561B1/en not_active Expired - Lifetime
- 2000-09-09 BR BRPI0014232-8A patent/BR0014232B1/pt active IP Right Grant
- 2000-09-09 DE DE50002772T patent/DE50002772D1/de not_active Expired - Lifetime
- 2000-09-09 AT AT00958529T patent/ATE244264T1/de not_active IP Right Cessation
-
2002
- 2002-03-20 ZA ZA200202267A patent/ZA200202267B/en unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210152582A (ko) * | 2014-06-16 | 2021-12-15 | 유니베이션 테크놀로지즈, 엘엘씨 | 폴리에틸렌 수지 |
KR20190052688A (ko) * | 2016-09-12 | 2019-05-16 | 타이 폴리에틸렌 씨오., 엘티디. | 다중모드 폴리에틸렌 파이프 |
Also Published As
Publication number | Publication date |
---|---|
CN1376170A (zh) | 2002-10-23 |
AU7001700A (en) | 2001-04-30 |
CN1162453C (zh) | 2004-08-18 |
US6713561B1 (en) | 2004-03-30 |
KR100654593B1 (ko) | 2006-12-07 |
BR0014232A (pt) | 2002-06-04 |
JP2003510429A (ja) | 2003-03-18 |
ATE244264T1 (de) | 2003-07-15 |
EP1228101B1 (de) | 2003-07-02 |
CA2387708A1 (en) | 2001-04-05 |
ES2200919T3 (es) | 2004-03-16 |
DE50002772D1 (de) | 2003-08-07 |
WO2001023446A1 (de) | 2001-04-05 |
EP1228101A1 (de) | 2002-08-07 |
AU769434B2 (en) | 2004-01-29 |
RU2249018C2 (ru) | 2005-03-27 |
BR0014232B1 (pt) | 2010-08-24 |
DE19945980A1 (de) | 2001-03-29 |
ZA200202267B (en) | 2003-11-26 |
CA2387708C (en) | 2008-11-18 |
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