JP5581722B2 - 発泡絶縁電線の製造方法 - Google Patents
発泡絶縁電線の製造方法 Download PDFInfo
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- JP5581722B2 JP5581722B2 JP2010029298A JP2010029298A JP5581722B2 JP 5581722 B2 JP5581722 B2 JP 5581722B2 JP 2010029298 A JP2010029298 A JP 2010029298A JP 2010029298 A JP2010029298 A JP 2010029298A JP 5581722 B2 JP5581722 B2 JP 5581722B2
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- foaming
- polymer material
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- foam
- resin
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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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
- B29C44/0461—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
- B29C44/3446—Feeding the blowing agent
- B29C44/3453—Feeding the blowing agent to solid plastic material
-
- 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
- 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
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
- C08J2201/03—Extrusion of the foamable blend
-
- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/06—CO2, N2 or noble gases
-
- 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
- C08J2207/00—Foams characterised by their intended use
- C08J2207/06—Electrical wire insulation
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
-
- 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
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
-
- 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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Landscapes
- 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)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Organic Insulating Materials (AREA)
Description
口径:40mm
L/D:29
2 導体
3 発泡絶縁体
Claims (4)
- ベース樹脂に対して異種の高分子材料を前記ベース樹脂に混練してなり、所定の加工温度で加工すると共に発泡ガスを注入することで、前記ベース樹脂中に分散した前記異種の高分子材料の周囲から発泡させて発泡体を形成するための発泡樹脂組成物を発泡押出し、導体の外周に発泡絶縁体を被覆した発泡絶縁電線の製造方法であって、
前記ベース樹脂は、ポリオレフィン樹脂からなり、前記異種の高分子材料は、ポリブチレン、セルロース、酢酸セルロース、酪酢酸セルロース、ポリ乳酸のうちのいずれかからなり、前記異種の高分子材料の融点が前記ベース樹脂の融点と前記加工温度の範囲内にあることを特徴とする発泡絶縁電線の製造方法。 - ベース樹脂に対して異種の高分子材料を前記ベース樹脂に混練してなり、所定の加工温度で加工すると共に発泡ガスを注入することで、前記ベース樹脂中に分散した前記異種の高分子材料の周囲から発泡させて発泡体を形成するための発泡樹脂組成物を発泡押出し、導体の外周に発泡絶縁体を被覆した発泡絶縁電線の製造方法であって、
前記ベース樹脂は、ポリオレフィン樹脂からなり、前記異種の高分子材料は、ポリブチレン、セルロース、酢酸セルロース、酪酢酸セルロース、ポリ乳酸のうちのいずれかからなり、前記異種の高分子材料のガラス転移点が前記ベース樹脂の融点と前記加工温度の範囲内にあることを特徴とする発泡絶縁電線の製造方法。 - 前記ベース樹脂と前記異種の高分子材料全体100mass%に対して、前記異種の高分子材料が0.1mass%以上45mass%以下である請求項1又は2に記載の発泡絶縁電線の製造方法。
- 前記発泡絶縁体の発泡度が50%以上90%以下である請求項1〜3に記載の発泡絶縁電線の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010029298A JP5581722B2 (ja) | 2010-02-12 | 2010-02-12 | 発泡絶縁電線の製造方法 |
CN201010226858.1A CN102153799B (zh) | 2010-02-12 | 2010-07-08 | 发泡树脂组合物及使用它的发泡树脂体和发泡绝缘电线 |
US12/886,598 US9115254B2 (en) | 2010-02-12 | 2010-09-21 | Resin composition, foamed resin using same, and electric wire insulated with foamed resin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010029298A JP5581722B2 (ja) | 2010-02-12 | 2010-02-12 | 発泡絶縁電線の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011162721A JP2011162721A (ja) | 2011-08-25 |
JP5581722B2 true JP5581722B2 (ja) | 2014-09-03 |
Family
ID=44368843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010029298A Expired - Fee Related JP5581722B2 (ja) | 2010-02-12 | 2010-02-12 | 発泡絶縁電線の製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9115254B2 (ja) |
JP (1) | JP5581722B2 (ja) |
CN (1) | CN102153799B (ja) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
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US8486502B2 (en) * | 2010-05-12 | 2013-07-16 | Nexans | PVDF/PVC alloys for plenum cable applications |
US20130087361A1 (en) * | 2011-10-11 | 2013-04-11 | Hitachi Cable, Ltd. | Foamed resin composition, wire and cable |
CN103247368A (zh) * | 2012-02-03 | 2013-08-14 | 富士康(昆山)电脑接插件有限公司 | 发泡线材 |
JP2013214499A (ja) * | 2012-03-07 | 2013-10-17 | Hitachi Cable Ltd | 差動伝送ケーブル及びその製造方法 |
WO2013170021A1 (en) * | 2012-05-11 | 2013-11-14 | General Cable Technologies Corporation | Light weight braid for cable shielding applications |
BE1020760A3 (fr) * | 2012-06-21 | 2014-04-01 | Nmc Sa | Mousses a base de butene et d'ethylene. |
JP5975334B2 (ja) * | 2012-09-13 | 2016-08-23 | 日立金属株式会社 | 発泡樹脂成形体、発泡絶縁電線及びケーブル並びに発泡樹脂成形体の製造方法 |
JP2014058625A (ja) * | 2012-09-18 | 2014-04-03 | Hitachi Metals Ltd | 発泡樹脂成形体、発泡絶縁電線及びケーブル並びに発泡樹脂成形体の製造方法 |
US9142333B2 (en) * | 2012-10-03 | 2015-09-22 | Hitachi Metals, Ltd. | Differential signal transmission cable and method of making same |
JP5920278B2 (ja) * | 2013-04-15 | 2016-05-18 | 日立金属株式会社 | 差動信号伝送用ケーブル及び多対差動信号伝送用ケーブル |
JP5931097B2 (ja) * | 2014-01-22 | 2016-06-08 | 古河電気工業株式会社 | 絶縁電線およびその製造方法、ならびに回転電機およびその製造方法 |
US10026522B1 (en) * | 2014-08-19 | 2018-07-17 | Superior Essex International LP | Flame retardant insulation material for use in a plenum cable |
JP6056041B1 (ja) | 2015-08-20 | 2017-01-11 | 株式会社潤工社 | ケーブルコア及び伝送ケーブル |
CN105161194A (zh) * | 2015-09-30 | 2015-12-16 | 国网山东蓬莱市供电公司 | 一种井下电力电缆保护层复合材料的配方 |
CN105504576A (zh) * | 2015-12-11 | 2016-04-20 | 中冠电缆有限公司 | 一种高耐候聚乙烯电缆料用改性叶腊石及其制备方法 |
CN105482189A (zh) * | 2015-12-11 | 2016-04-13 | 中冠电缆有限公司 | 一种高耐热抗老化丁腈橡胶电缆料用改性钛辉石及其制备方法 |
CA3015980C (en) * | 2016-04-06 | 2023-05-16 | Hexagon Technology As | Damage resistant indicator coating |
JP6394721B2 (ja) * | 2017-03-03 | 2018-09-26 | 日立金属株式会社 | 同軸ケーブル |
CN108437320B (zh) * | 2018-03-19 | 2020-10-09 | 苏州易诺贝新材料科技有限公司 | 一种芳纶光缆加强芯的制备方法 |
CN108530752B (zh) * | 2018-04-24 | 2020-09-18 | 中广核俊尔新材料有限公司 | 一种微发泡连续长玻纤增强聚丙烯复合材料及其制备方法和应用 |
JP6504489B2 (ja) * | 2018-08-24 | 2019-04-24 | 日立金属株式会社 | 同軸ケーブル |
JP6852725B2 (ja) * | 2018-11-26 | 2021-03-31 | 日立金属株式会社 | ケーブル及びハーネス |
JP6691672B2 (ja) * | 2019-03-22 | 2020-05-13 | 日立金属株式会社 | 同軸ケーブル |
JP2024054679A (ja) * | 2022-10-05 | 2024-04-17 | 矢崎総業株式会社 | 発泡電線、通信ケーブル及びその製造方法 |
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-
2010
- 2010-02-12 JP JP2010029298A patent/JP5581722B2/ja not_active Expired - Fee Related
- 2010-07-08 CN CN201010226858.1A patent/CN102153799B/zh not_active Expired - Fee Related
- 2010-09-21 US US12/886,598 patent/US9115254B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN102153799B (zh) | 2015-08-26 |
CN102153799A (zh) | 2011-08-17 |
US20110198106A1 (en) | 2011-08-18 |
JP2011162721A (ja) | 2011-08-25 |
US9115254B2 (en) | 2015-08-25 |
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