KR20040089206A - 고압 파이프용 폴리에틸렌 수지조성물 - Google Patents
고압 파이프용 폴리에틸렌 수지조성물 Download PDFInfo
- Publication number
- KR20040089206A KR20040089206A KR1020030022871A KR20030022871A KR20040089206A KR 20040089206 A KR20040089206 A KR 20040089206A KR 1020030022871 A KR1020030022871 A KR 1020030022871A KR 20030022871 A KR20030022871 A KR 20030022871A KR 20040089206 A KR20040089206 A KR 20040089206A
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- KR
- South Korea
- Prior art keywords
- polyethylene
- weight
- parts
- resin composition
- ethylenically unsaturated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
항목 | 실시예 | |||
1 | 2 | 3 | ||
조성물함량(중량부) | HDPE | 100 | 100 | 100 |
Cloisite 20A(1) | 1 | 10 | 5 | |
상용화제 | 5 | 30 | 15 | |
low-polymer | 0.05 | 1 | 0.5 | |
PHENOL계 산화방지제(2) | 0.05 | 0.05 | 0.05 | |
PHOSPHITE계 산화방지제(3) | 0.1 | 0.1 | 0.1 | |
칼슘스테아레이트 | 0.1 | 0.1 | 0.1 | |
카본블랙 | 2.3 | 2.3 | 2.3 | |
조성물의기본물성 | 용융지수(MI5) | 0.52 | 0.58 | 0.55 |
표준밀도(D) | 0.958 | 0.964 | 0.962 | |
파이프의특성 | 외압강도(RS) | 156 | 158 | 161 |
인장강도(TS) | 263 | 265 | 273 | |
굴곡강도(FM) | 16750 | 16150 | 16800 | |
환경응력군열저항성(ESCR) | 562 | 647 | 612 |
항목 | 비교실시예 | |||
1 | 2 | 3 | ||
조성물함량(중량부) | HDPE | 100 | 100 | 100 |
Cloisite 20A | 1 | 10 | - | |
상용화제 | - | - | - | |
low-polymer | 0.05 | 1 | 0.5 | |
PHENOL계 산화방지제 | 0.05 | 0.05 | 0.05 | |
PHOSPHITE계 산화방지제 | 0.1 | 0.1 | 0.1 | |
칼슘스테아레이트 | 0.1 | 0.1 | 0.1 | |
카본블랙 | 2.3 | 2.3 | 2.3 | |
조성물의기본물성 | 용융지수(MI5) | 0.56 | 0.65 | 0.65 |
표준밀도(밀도) | 0.958 | 0.961 | 0.959 | |
파이프의특성 | 외압강도(RS) | 120 | 123 | 155 |
인장강도(TS) | 250 | 245 | 270 | |
굴곡강도(FM) | 9820 | 9010 | 16600 | |
환경응력군열저항성(ESCR) | 479 | 481 | 550 |
Claims (6)
- (A) 메탈로센계 폴리에틸렌 100 중량부;(B) 유기화된 몬모릴로나이트 0.1∼10 중량부;(C) 에틸렌계 불포화 카르복실산, 에틸렌계 불포화 카르복실산 에스테르 또는 에틸렌계 불포화 카르복실산 안하이드라이드가 폴리에틸렌 주쇄에 그라프팅된 상용화제 0.5∼30 중량부; 및(D) 분자량 3000 이하의 지글러-나타계 폴리에틸렌 0.01∼5 중량부;를 포함하는 것을 특징으로 하는 폴리에틸렌 수지 조성물.
- 제1항에 있어서, 상기 메탈로센계 폴리에틸렌은 용융지수가 ASTM D 1238에 따라 5kg의 하중으로 190℃에서 측정했을 때 0.1∼5g/10분의 범위이며, 밀도가 940 kg/m3이상인 것을 특징으로 하는 폴리에틸렌 수지 조성물.
- 제1항에 있어서, 상기 유기화된 몬모릴로나이트는 층상 조직을 나타내고, 층간 거리는 XRD로 측정 시 15 Å 이상인 것을 특징으로 하는 폴리에틸렌 수지 조성물.
- 제1항에 있어서, 상기 메탈로센계 폴리에틸렌은 두 종류의 분자량 분포를 갖는 공중합체인 것을 특징으로 하는 폴리에틸렌 수지 조성물.
- 제1항에 있어서, 내산제, 산화방지제, 자외선 안정화제 및/또는 가공 보조제를 폴리에틸렌 100 중량부에 대하여 1 중량부 이하로 더 함유하는 것을 특징으로 하는 폴리에틸렌 수지 조성물.
- 제5항에 있어서, 안료를 폴리에틸렌 100 중량부에 대하여 5 중량부 이하로 더 함유하는 것을 특징으로 하는 폴리에틸렌 수지 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030022871A KR100920513B1 (ko) | 2003-04-11 | 2003-04-11 | 고압 파이프용 폴리에틸렌 수지조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030022871A KR100920513B1 (ko) | 2003-04-11 | 2003-04-11 | 고압 파이프용 폴리에틸렌 수지조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040089206A true KR20040089206A (ko) | 2004-10-21 |
KR100920513B1 KR100920513B1 (ko) | 2009-10-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030022871A Expired - Lifetime KR100920513B1 (ko) | 2003-04-11 | 2003-04-11 | 고압 파이프용 폴리에틸렌 수지조성물 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100920513B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100744901B1 (ko) * | 2001-12-14 | 2007-08-01 | 삼성토탈 주식회사 | 외압강도가 우수한 하수관용 폴리에틸렌 수지 조성물 및그로부터 제조된 하수관용 파이프 |
WO2020070263A1 (de) * | 2018-10-04 | 2020-04-09 | DEULA-Nienburg GmbH | Rohr und bewässerungssystem |
CN115449146A (zh) * | 2021-06-09 | 2022-12-09 | 中国石油化工股份有限公司 | 一种茂金属聚乙烯薄膜组合物 |
CN119875177A (zh) * | 2025-03-27 | 2025-04-25 | 上海若祎新材料科技有限公司 | 一种单向拉伸聚乙烯复合薄膜材料及其制备方法和应用 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100189264B1 (ko) | 1996-04-08 | 1999-06-01 | 유현식 | 통기성 필름 |
FR2830868B1 (fr) | 2001-10-11 | 2004-12-03 | Atofina | Composition a base de polypropylene isotactique obtenu par catalyse metallocene et de polypropylene isotactique obtenu par catalyse ziegler natta, greffe |
KR100744901B1 (ko) | 2001-12-14 | 2007-08-01 | 삼성토탈 주식회사 | 외압강도가 우수한 하수관용 폴리에틸렌 수지 조성물 및그로부터 제조된 하수관용 파이프 |
KR100792111B1 (ko) | 2001-12-21 | 2008-01-04 | 삼성토탈 주식회사 | 내크리프 특성을 갖는 파이프용 폴리에틸렌 수지조성물 |
-
2003
- 2003-04-11 KR KR1020030022871A patent/KR100920513B1/ko not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100744901B1 (ko) * | 2001-12-14 | 2007-08-01 | 삼성토탈 주식회사 | 외압강도가 우수한 하수관용 폴리에틸렌 수지 조성물 및그로부터 제조된 하수관용 파이프 |
WO2020070263A1 (de) * | 2018-10-04 | 2020-04-09 | DEULA-Nienburg GmbH | Rohr und bewässerungssystem |
CN115449146A (zh) * | 2021-06-09 | 2022-12-09 | 中国石油化工股份有限公司 | 一种茂金属聚乙烯薄膜组合物 |
CN115449146B (zh) * | 2021-06-09 | 2023-10-20 | 中国石油化工股份有限公司 | 一种茂金属聚乙烯薄膜组合物 |
CN119875177A (zh) * | 2025-03-27 | 2025-04-25 | 上海若祎新材料科技有限公司 | 一种单向拉伸聚乙烯复合薄膜材料及其制备方法和应用 |
Also Published As
Publication number | Publication date |
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KR100920513B1 (ko) | 2009-10-08 |
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