KR101420017B1 - 플라스틱 병뚜껑용 폴리에틸렌 수지 조성물 및 이로부터 제조된 성형품 - Google Patents
플라스틱 병뚜껑용 폴리에틸렌 수지 조성물 및 이로부터 제조된 성형품 Download PDFInfo
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- KR101420017B1 KR101420017B1 KR1020120127755A KR20120127755A KR101420017B1 KR 101420017 B1 KR101420017 B1 KR 101420017B1 KR 1020120127755 A KR1020120127755 A KR 1020120127755A KR 20120127755 A KR20120127755 A KR 20120127755A KR 101420017 B1 KR101420017 B1 KR 101420017B1
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- resin composition
- polyethylene resin
- bottle cap
- polyethylene
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/005—Stabilisers against oxidation, heat, light, ozone
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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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
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
- C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
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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
- 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
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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)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Closures For Containers (AREA)
Abstract
본 발명의 폴리에틸렌 수지 조성물로 제조된 성형품은 온도에 따른 열림 토크의 변화를 최소화하여 개봉성이 일정하다.
Description
Claims (7)
- 용융흐름지수가 2.16kg의 하중으로 190℃에서 측정했을 때 200g/10분 이상의 에틸렌 단독 중합체(A); 및 에틸렌과 탄소수가 3~20인 α-올레핀의 공중합체(B);를 포함하고, 밀도가 0.965g/cm3 이상이며, 상기 (A)의 비율이 50wt% 이상인 병뚜껑용 폴리에틸렌 수지 조성물이며,
상기 폴리에틸렌 수지 조성물로 제조된 성형품은 0~50℃ 온도 범위 내 40℃ 온도 차이에서 열림 토크(open torque) 차이가 10% 미만인 것을 특징으로 하는 병뚜껑용 폴리에틸렌 수지 조성물. - 제1항에 있어서, 상기 폴리에틸렌 수지 조성물은 용융흐름지수가 2.16kg의 하중으로 190℃에서 측정했을 때 1.0~4.0g/10분인 것을 특징으로 하는 병뚜껑용 폴리에틸렌 수지 조성물.
- 제1항에 있어서, 폴리에틸렌 수지 조성물 100중량부에 대하여 산화방지제 0.01~0.5 중량부, 및 중화제 0.01~0.3 중량부를 더 포함하는 것을 특징으로 하는 병뚜껑용 폴리에틸렌 수지 조성물.
- 제1항에 있어서, 상기 폴리에틸렌 수지 조성물은 스파이럴 플로우 길이(Spiral Flow Length)가 70cm 이상인 것을 특징으로 하는 병뚜껑용 폴리에틸렌 수지 조성물.
- 제1항에 있어서, 상기 폴리에틸렌 수지 조성물은 환경응력균열저항성(ESCR)이 20시간 이상인 것을 특징으로 하는 병뚜껑용 폴리에틸렌 수지 조성물.
- 제1항 내지 제5항 중 어느 한 항에 기재된 폴리에틸렌 수지 조성물로 제조된 성형품.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120127755A KR101420017B1 (ko) | 2012-11-12 | 2012-11-12 | 플라스틱 병뚜껑용 폴리에틸렌 수지 조성물 및 이로부터 제조된 성형품 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020120127755A KR101420017B1 (ko) | 2012-11-12 | 2012-11-12 | 플라스틱 병뚜껑용 폴리에틸렌 수지 조성물 및 이로부터 제조된 성형품 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20140060871A KR20140060871A (ko) | 2014-05-21 |
KR101420017B1 true KR101420017B1 (ko) | 2014-07-15 |
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KR1020120127755A Active KR101420017B1 (ko) | 2012-11-12 | 2012-11-12 | 플라스틱 병뚜껑용 폴리에틸렌 수지 조성물 및 이로부터 제조된 성형품 |
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KR (1) | KR101420017B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101625753B1 (ko) * | 2014-11-05 | 2016-05-30 | 한화토탈 주식회사 | 폴리에틸렌 수지 조성물 및 이로 제조된 성형품 |
KR101675641B1 (ko) * | 2014-11-07 | 2016-11-11 | 한화토탈 주식회사 | 플라스틱 병뚜껑용 폴리에틸렌 수지 조성물 및 이로부터 제조된 성형품 |
KR101699869B1 (ko) | 2014-11-27 | 2017-01-25 | 롯데케미칼 주식회사 | 식품 용기의 제조 방법 |
KR102440779B1 (ko) * | 2020-10-20 | 2022-09-06 | 한화토탈에너지스 주식회사 | 병뚜껑용 폴리에틸렌 수지 조성물 및 이로부터 제조된 성형품 |
KR102621528B1 (ko) * | 2020-11-18 | 2024-01-04 | 롯데케미칼 주식회사 | 온도 변화에 따른 변형이 작은 병마개용 폴리에틸렌 수지 조성물 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002060559A (ja) * | 2000-08-23 | 2002-02-26 | Japan Polyolefins Co Ltd | 容器用ポリエチレン樹脂 |
KR100901632B1 (ko) * | 2008-04-01 | 2009-06-08 | 호남석유화학 주식회사 | 용기 뚜껑 제조용 폴리에틸렌 수지 조성물 |
KR20100050105A (ko) * | 2008-11-05 | 2010-05-13 | 삼성토탈 주식회사 | 무균 병마개용 폴리에틸렌 수지 조성물 및 이로부터 제조된성형품 |
JP2011231316A (ja) * | 2010-04-06 | 2011-11-17 | Japan Polyethylene Corp | 容器蓋用ポリエチレン系樹脂成形材料 |
-
2012
- 2012-11-12 KR KR1020120127755A patent/KR101420017B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002060559A (ja) * | 2000-08-23 | 2002-02-26 | Japan Polyolefins Co Ltd | 容器用ポリエチレン樹脂 |
KR100901632B1 (ko) * | 2008-04-01 | 2009-06-08 | 호남석유화학 주식회사 | 용기 뚜껑 제조용 폴리에틸렌 수지 조성물 |
KR20100050105A (ko) * | 2008-11-05 | 2010-05-13 | 삼성토탈 주식회사 | 무균 병마개용 폴리에틸렌 수지 조성물 및 이로부터 제조된성형품 |
JP2011231316A (ja) * | 2010-04-06 | 2011-11-17 | Japan Polyethylene Corp | 容器蓋用ポリエチレン系樹脂成形材料 |
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