KR100571036B1 - 고온고압형 파이프용 폴리에틸렌 수지조성물 - Google Patents
고온고압형 파이프용 폴리에틸렌 수지조성물 Download PDFInfo
- Publication number
- KR100571036B1 KR100571036B1 KR1020030087539A KR20030087539A KR100571036B1 KR 100571036 B1 KR100571036 B1 KR 100571036B1 KR 1020030087539 A KR1020030087539 A KR 1020030087539A KR 20030087539 A KR20030087539 A KR 20030087539A KR 100571036 B1 KR100571036 B1 KR 100571036B1
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- KR
- South Korea
- Prior art keywords
- polyethylene
- weight
- parts
- maleic anhydride
- present
- Prior art date
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Classifications
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- 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
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/06—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2314/00—Polymer mixtures characterised by way of preparation
- C08L2314/02—Ziegler natta catalyst
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
항목 | 실시예 1 | 실시예 2 | 비교예 1 | 비교예 2 | |
조성물 함량 (중량부) | HDPE | 100 | 100 | 100 | 100 |
분자량 3000 이하의 지글러-나타계 PE | 0.05 | 1 | - | 0.05 | |
무수말레인산-그라프트- 폴리에틸렌 | 1 | 0.5 | 1 | - | |
페놀계 산화방지제(1) | 0.05 | 0.05 | 0.05 | 0.05 | |
포스파이트계 산화방지제(2) | 0.1 | 0.1 | 0.1 | 0.1 | |
칼슘스테아레이트 | 0.1 | 0.1 | 0.1 | 0.1 | |
카본블랙 | 2.25 | 2.25 | 2.25 | 2.25 | |
조성물의 기본물성 | MI5 | 0.50 | 0.70 | 0.44 | 0.65 |
D | 0.959 | 0.961 | 0.959 | 0.961 | |
파이프의 특성 | RS | 170 | 170 | 160 | 160 |
TS | 269 | 270 | 273 | 260 | |
FM | 16600 | 16400 | 16700 | 15900 | |
ESCR | 600 | 600 | 200 | 700 |
Claims (4)
- 고밀도 폴리에틸렌 100중량부당 0.01∼5중량부의 분자량 3000 이하의 지글러-나타계 폴리에틸렌 및 0.001∼5중량부의 무수말레인산이 그라프트 또는 공중합된 올레핀계 고분자를 포함하고, 상기 무수말레인산이 그라프트 또는 공중합된 올레핀계 고분자에는 폴리올레핀계 고분자 100중량부당 무수말레인산이 0.01∼1중량부 함유되는 것을 특징으로 하는 폴리에틸렌 수지조성물.
- 제 1항에 있어서, 상기 고밀도 폴리에틸렌은 용융지수가 ASTM D1238에 따라 190℃, 5kg의 하중하에서 측정시 0.1∼5g/10분이며, 밀도가 ASTM D1505에 따라 23℃에서 측정시 0.940kg/m3 이상인 것을 특징으로 하는 폴리에틸렌 수지조성물.
- 제 1항에 있어서, 상기 분자량 3000 이하의 지글러-나타계 폴리에틸렌은 용융지수가 4g/10분 이상, 밀도가 0.945kg/㎥ 이상인 것을 특징으로 하는 폴리에틸렌 수지조성물.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030087539A KR100571036B1 (ko) | 2003-12-04 | 2003-12-04 | 고온고압형 파이프용 폴리에틸렌 수지조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030087539A KR100571036B1 (ko) | 2003-12-04 | 2003-12-04 | 고온고압형 파이프용 폴리에틸렌 수지조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050054198A KR20050054198A (ko) | 2005-06-10 |
KR100571036B1 true KR100571036B1 (ko) | 2006-04-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020030087539A KR100571036B1 (ko) | 2003-12-04 | 2003-12-04 | 고온고압형 파이프용 폴리에틸렌 수지조성물 |
Country Status (1)
Country | Link |
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KR (1) | KR100571036B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190093338A (ko) | 2018-02-01 | 2019-08-09 | (주)디이산업 | 항균성, 내스크래치성, 슬립성 및 내스케일성을 갖는 폴리에틸렌 수지 조성물 및 이를 이용하여 제조되는 성형품 |
KR102479204B1 (ko) | 2020-12-10 | 2022-12-21 | 성공을만드는 주식회사 | 향상된 내마모성, 슬립성 및 내스케일성을 갖는 폴리케톤 파이프 제조용 수지 조성물 및 이를 이용하여 제조되는 폴리케톤 파이프 |
-
2003
- 2003-12-04 KR KR1020030087539A patent/KR100571036B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20050054198A (ko) | 2005-06-10 |
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