KR102185799B1 - 비가교 수지로 이루어진 전력 케이블의 절연층 제조용 혼합물 - Google Patents
비가교 수지로 이루어진 전력 케이블의 절연층 제조용 혼합물 Download PDFInfo
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- KR102185799B1 KR102185799B1 KR1020200047263A KR20200047263A KR102185799B1 KR 102185799 B1 KR102185799 B1 KR 102185799B1 KR 1020200047263 A KR1020200047263 A KR 1020200047263A KR 20200047263 A KR20200047263 A KR 20200047263A KR 102185799 B1 KR102185799 B1 KR 102185799B1
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- 239000000203 mixture Substances 0.000 title claims abstract description 44
- 229920005989 resin Polymers 0.000 title description 20
- 239000011347 resin Substances 0.000 title description 20
- 238000004132 cross linking Methods 0.000 title description 6
- 238000009413 insulation Methods 0.000 title description 5
- -1 polypropylene Polymers 0.000 claims abstract description 25
- 239000004743 Polypropylene Substances 0.000 claims abstract description 23
- 229920001155 polypropylene Polymers 0.000 claims abstract description 23
- 238000002425 crystallisation Methods 0.000 claims abstract description 20
- 230000008025 crystallization Effects 0.000 claims abstract description 20
- 229920001577 copolymer Polymers 0.000 claims abstract description 15
- 238000009826 distribution Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000000052 comparative effect Effects 0.000 description 21
- 238000002844 melting Methods 0.000 description 15
- 230000008018 melting Effects 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 14
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 9
- 229920006026 co-polymeric resin Polymers 0.000 description 7
- 229920003020 cross-linked polyethylene Polymers 0.000 description 4
- 239000004703 cross-linked polyethylene Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
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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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
-
- 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
- C08L23/16—Ethene-propene or ethene-propene-diene copolymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0275—Disposition of insulation comprising one or more extruded layers of insulation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Insulating Materials (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
Abstract
Description
도 1은 통상적으로 사용되는 케이블의 단면도를 나타낸다.
폴리프로필렌과 에틸렌-프로필렌공중합체의 혼합물 |
실시예 |
비교예 1 |
비교예 2 |
비교예 3 |
비교예 4 |
결정화 온도 (℃) | 118 | 135 | 105 | 125 | 125 |
중량평균 분자량 | 370,000 | 320,000 | 340,000 | 650,000 | 180,000 |
분자량 분포 | 5.2 | 4.1 | 4.5 | 1.5 | 10 |
시험 항목 | 실시예 | 비교예 1 | 비교예 2 | 비교예 3 | 비교예 4 |
상온 인장 강도(kgf/mm2) | 2.1 | 1.9 | 1.8 | 3.2 | 1.6 |
상온 인장 신율(%) | 665 | 105 | 480 | 750 | 440 |
가열후 인장강도 잔율(%) |
82 | 80 | 용융 | 91 | 63 |
가열후 신장 잔율(%) | 81 | 450 | 용융 | 90 | 57 |
압출기 수지압력(bar) | 160 | 150 | 130 | 430 | 130 |
12 : 내부 반도전층
13 : 절연층
14 : 외부 반도전층
15 : 차폐층
16 : 시스층
Claims (4)
- 전력 케이블의 절연층 제조용 혼합물로서,
상기 혼합물은 폴리프로필렌과 에틸렌-프로필렌공중합체를 포함하고,
상기 혼합물은 시차주사열량계(DSC)를 이용하여 결정화 온도를 관찰하였을 때 최고 결정화 온도가 110 ℃ 이상 125 ℃ 이하인 것을 특징으로 하는 전력 케이블의 절연층 제조용 혼합물. - 제 1 항에 있어서,
200,000 내지 450,000의 중량평균 분자량을 갖는 것을 특징으로 하는 전력 케이블의 절연층 제조용 혼합물. - 제 1 항 또는 제 2 항에 있어서,
40,000 내지 100,000의 수평균 분자량을 갖는 것을 특징으로 하는 전력 케이블의 절연층 제조용 혼합물. - 제 3 항에 있어서,
2 내지 8의 분자량 분포를 갖는 것을 특징으로 하는 전력 케이블의 절연층 제조용 혼합물.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20110011987 | 2011-02-10 | ||
KR1020110011987 | 2011-02-10 |
Related Parent Applications (1)
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KR1020120013637A Division KR102121071B1 (ko) | 2011-02-10 | 2012-02-10 | 비가교 수지로 이루어진 절연층을 포함하는 케이블 |
Publications (2)
Publication Number | Publication Date |
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KR20200058334A KR20200058334A (ko) | 2020-05-27 |
KR102185799B1 true KR102185799B1 (ko) | 2020-12-02 |
Family
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Application Number | Title | Priority Date | Filing Date |
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KR1020120013637A Active KR102121071B1 (ko) | 2011-02-10 | 2012-02-10 | 비가교 수지로 이루어진 절연층을 포함하는 케이블 |
KR1020190007010A Withdrawn KR20190011296A (ko) | 2011-02-10 | 2019-01-18 | 비가교 수지로 이루어진 절연층을 포함하는 케이블 |
KR1020200047263A Active KR102185799B1 (ko) | 2011-02-10 | 2020-04-20 | 비가교 수지로 이루어진 전력 케이블의 절연층 제조용 혼합물 |
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KR1020120013637A Active KR102121071B1 (ko) | 2011-02-10 | 2012-02-10 | 비가교 수지로 이루어진 절연층을 포함하는 케이블 |
KR1020190007010A Withdrawn KR20190011296A (ko) | 2011-02-10 | 2019-01-18 | 비가교 수지로 이루어진 절연층을 포함하는 케이블 |
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KR (3) | KR102121071B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110415868A (zh) * | 2019-05-07 | 2019-11-05 | 广东筑宾电子科技有限公司 | 一种柔性传输线 |
JP7358949B2 (ja) * | 2019-11-28 | 2023-10-11 | 株式会社オートネットワーク技術研究所 | 絶縁電線 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010055849A (ja) | 2008-08-27 | 2010-03-11 | Japan Polyethylene Corp | 非架橋電線用ポリエチレン樹脂材料およびそれを用いた電線・ケーブル |
WO2011004835A1 (ja) * | 2009-07-07 | 2011-01-13 | 株式会社フジクラ | 発泡電線及びこれを有する伝送ケーブル |
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JP2618464B2 (ja) * | 1989-01-24 | 1997-06-11 | 古河電気工業株式会社 | 発泡絶縁電線 |
JPH052938A (ja) * | 1991-06-25 | 1993-01-08 | Furukawa Electric Co Ltd:The | 発泡絶縁電線の製造方法、およびその方法で得られた発泡絶縁電線 |
EP1881507B1 (en) * | 2006-07-10 | 2009-09-02 | Borealis Technology Oy | Cable layer on polypropylene basis with high electrical breakdown strength |
KR100971595B1 (ko) * | 2007-10-29 | 2010-07-20 | 엘에스전선 주식회사 | 선박용 고강도 발포체 케이블 |
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2012
- 2012-02-10 KR KR1020120013637A patent/KR102121071B1/ko active Active
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2019
- 2019-01-18 KR KR1020190007010A patent/KR20190011296A/ko not_active Withdrawn
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- 2020-04-20 KR KR1020200047263A patent/KR102185799B1/ko active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010055849A (ja) | 2008-08-27 | 2010-03-11 | Japan Polyethylene Corp | 非架橋電線用ポリエチレン樹脂材料およびそれを用いた電線・ケーブル |
WO2011004835A1 (ja) * | 2009-07-07 | 2011-01-13 | 株式会社フジクラ | 発泡電線及びこれを有する伝送ケーブル |
Also Published As
Publication number | Publication date |
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KR20190011296A (ko) | 2019-02-01 |
KR20120092076A (ko) | 2012-08-20 |
KR20200058334A (ko) | 2020-05-27 |
KR102121071B1 (ko) | 2020-06-10 |
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