KR20200058334A - 비가교 수지로 이루어진 전력 케이블의 절연층 제조용 혼합물 - Google Patents
비가교 수지로 이루어진 전력 케이블의 절연층 제조용 혼합물 Download PDFInfo
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- KR20200058334A KR20200058334A KR1020200047263A KR20200047263A KR20200058334A KR 20200058334 A KR20200058334 A KR 20200058334A KR 1020200047263 A KR1020200047263 A KR 1020200047263A KR 20200047263 A KR20200047263 A KR 20200047263A KR 20200058334 A KR20200058334 A KR 20200058334A
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- mixture
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- power cable
- insulating layer
- ethylene
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- 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
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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
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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
- C08L23/16—Ethylene-propylene or ethylene-propylene-diene copolymers
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- 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
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- 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
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- 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
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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
- 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)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020120013637A Division KR102121071B1 (ko) | 2011-02-10 | 2012-02-10 | 비가교 수지로 이루어진 절연층을 포함하는 케이블 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20200058334A true KR20200058334A (ko) | 2020-05-27 |
| KR102185799B1 KR102185799B1 (ko) | 2020-12-02 |
Family
ID=46884261
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| KR (3) | KR102121071B1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02195604A (ja) * | 1989-01-24 | 1990-08-02 | Furukawa Electric Co Ltd:The | 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 |
| KR20090010110A (ko) * | 2006-07-10 | 2009-01-28 | 보레알리스 테크놀로지 오와이. | 높은 전기 절연파괴 강도를 갖는 폴리프로필렌계 케이블 층 |
| KR20090043198A (ko) * | 2007-10-29 | 2009-05-06 | 엘에스전선 주식회사 | 선박용 고강도 발포체 케이블 |
| 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 |
-
2012
- 2012-02-10 KR KR1020120013637A patent/KR102121071B1/ko active Active
-
2019
- 2019-01-18 KR KR1020190007010A patent/KR20190011296A/ko not_active Withdrawn
-
2020
- 2020-04-20 KR KR1020200047263A patent/KR102185799B1/ko active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02195604A (ja) * | 1989-01-24 | 1990-08-02 | Furukawa Electric Co Ltd:The | 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 |
| KR20090010110A (ko) * | 2006-07-10 | 2009-01-28 | 보레알리스 테크놀로지 오와이. | 높은 전기 절연파괴 강도를 갖는 폴리프로필렌계 케이블 층 |
| KR20090043198A (ko) * | 2007-10-29 | 2009-05-06 | 엘에스전선 주식회사 | 선박용 고강도 발포체 케이블 |
| 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 |
|---|---|
| KR102185799B1 (ko) | 2020-12-02 |
| KR20190011296A (ko) | 2019-02-01 |
| KR20120092076A (ko) | 2012-08-20 |
| KR102121071B1 (ko) | 2020-06-10 |
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