KR900013530A - High Frequency Signal Cable with Improved Electrical Dispersion Rate and Manufacturing Method - Google Patents

High Frequency Signal Cable with Improved Electrical Dispersion Rate and Manufacturing Method Download PDF

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Publication number
KR900013530A
KR900013530A KR1019890014146A KR890014146A KR900013530A KR 900013530 A KR900013530 A KR 900013530A KR 1019890014146 A KR1019890014146 A KR 1019890014146A KR 890014146 A KR890014146 A KR 890014146A KR 900013530 A KR900013530 A KR 900013530A
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South Korea
Prior art keywords
polymer
cable according
fluoropolymer
mixture
foamed
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Application number
KR1019890014146A
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Korean (ko)
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KR940008255B1 (en
Inventor
브이. 굽라 샤크라
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원본미기재
콤/스코우프, 인코퍼레이티드
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Priority claimed from US07/309,831 external-priority patent/US4894488A/en
Application filed by 원본미기재, 콤/스코우프, 인코퍼레이티드 filed Critical 원본미기재
Publication of KR900013530A publication Critical patent/KR900013530A/en
Application granted granted Critical
Publication of KR940008255B1 publication Critical patent/KR940008255B1/en

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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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/02—Arrangements of circuit components or wiring on supporting structure
    • H05K7/04—Arrangements of circuit components or wiring on supporting structure on conductive chassis

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Organic Insulating Materials (AREA)
  • Processes Specially Adapted For Manufacturing Cables (AREA)

Abstract

내용 없음No content

Description

전기적 분산율이 개선된 고주파신호용 케이블과 이러한 케이블의 제조방법High Frequency Signal Cable with Improved Electrical Dispersion Rate and Manufacturing Method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 따른 동축케이블의 부분사시도,1 is a partial perspective view of a coaxial cable according to the present invention,

제2도는 본 발명에 따른 다중도체 케이블의 단면도,2 is a cross-sectional view of a multi-conductor cable according to the present invention,

제3도는 본 발명의 케이블을 제조하기 위한 장치를 보인 단면도.3 is a sectional view showing an apparatus for manufacturing the cable of the present invention.

Claims (21)

적어도 하나의 내부도체, 이 내부도체를 둘러싸고 있는 외부도체와, 상기 내외부도체사이에 개재되는 발포유연체로 구성되는 개선된 전기적 감쇠특성을 갖는 고주파 신호용 케이블에 있어서, 상기 발포유전체가 내부에 다수의 셀이 형성된 중합체 매트릭스로 구성되고, 상기 셀의 육플루오르화향으로 구성된 잔류발포제가 포함되어 있음을 특징으로 하는 고주파신호용 케이블.A cable for high frequency signals having improved electrical attenuation characteristics, comprising at least one inner conductor, an outer conductor surrounding the inner conductor, and a foamed flexible body interposed between the inner and outer conductors, wherein the foamed dielectric has a plurality of cells therein. And a residual foaming agent composed of the hexafluorinated fragrance of the cell. 청구범위 1항에 있어서, 발포유전체가 그 이상의 팽창율을 가짐을 특징으로 하는 케이블.The cable of claim 1 wherein the foamed dielectric has a higher rate of expansion. 청구범위 1항에 있어서, 상기 발포제가 육플루오르화항과 적어도 하나의 다른 기체로 구성됨을 특징으로 하는 케이블.The cable according to claim 1, wherein the blowing agent consists of the hexafluoride term and at least one other gas. 청구범위 1항에 있어서, 상기 셀이 부가적으로 열분해성 화합발포제의 잔류물로 구성됨을 특징으로 하는 케이블.2. Cable according to claim 1, wherein the cell is additionally comprised of residues of thermally decomposable chemical foaming agents. 청구범위 1항에 있어서, 상기 중합체가 폴리올레핀중합체로 구성됨을 특징으로 하는 케이블.The cable according to claim 1, wherein the polymer consists of a polyolefin polymer. 청구범위 5항에 있어서, 폴리올레핀중합체가 0.91∼0.97 g/㎤의 밀도를 갖는 폴리에틸렌으로 구성되고, 발포중합체가 0.5g/㎤이하의 밀도를 가짐을 특징으로 하는 케이블.The cable according to claim 5, wherein the polyolefin polymer is composed of polyethylene having a density of 0.91-0.97 g / cm 3, and the foamed polymer has a density of 0.5 g / cm 3 or less. 청구범위 1항에 있어서, 상기 중합체가 플루오로중합체로 구성됨을 특징으로 하는 케이블.The cable according to claim 1, wherein the polymer consists of a fluoropolymer. 청구범위 7항에 있어서, 플루오로중합체가 플루오르화 에틸렌-프로필렌 중합체로 구성됨을 특징으로 하는 케이블.The cable according to claim 7, wherein the fluoropolymer consists of a fluorinated ethylene-propylene polymer. 청구범위 8항에 있어서, 플루오르화 에틸렌-플로필렌중합체가 1.9-2.2g/㎤의 밀도를 가지며 발포된 중합체가 1.1g/㎤이하의 밀도를 가짐을 특징으로 하는 케이블.The cable according to claim 8, wherein the fluorinated ethylene-flophilene polymer has a density of 1.9-2.2 g / cm 3 and the foamed polymer has a density of 1.1 g / cm 3 or less. 청구범위 7항에 있어서, 플루오로중합체가 각플루로로 알콕시 공중합체로 구성됨을 특징으로 하는 케이블.The cable according to claim 7, wherein the fluoropolymer consists of angular fluoro alkoxy copolymers. 청구범위 1항에 있어서, 상기 외부도체로 둘러싸인 단일의 내부도체로 구성되고, 내부도체가 상기 외부도체와 동축상으로 배열됨을 특징으로 하는 케이블.The cable according to claim 1, comprising a single inner conductor surrounded by the outer conductor, wherein the inner conductor is arranged coaxially with the outer conductor. 청구범위 1항에 있어서, 상기 외부도체로 둘러싸인 다수의 내부도체로 구성됨을 특징으로 하는 케이블.The cable according to claim 1, comprising a plurality of inner conductors surrounded by the outer conductors. 개선된 전기적감쇠특성을 갖는 고주파 신호용 케이블의 제조방법에 있어서, 적어도 하나의 내부도체의 둘레에 용융중합체와 육플루오르화황으로 구성될 발포제의 혼합물을 압출하는 단계, 발포유전체를 형성토록 혼합물을 팽창시키는 단계와, 팽창된 발포유전체의 둘레에 외부도체를 배열함을 특징으로 하는 고주파 신호용 케이블의 제조방법.A method of manufacturing a cable for high frequency signals having improved electrical attenuation characteristics, the method comprising: extruding a mixture of a blowing agent to be composed of a molten polymer and sulfur hexafluoride around at least one inner conductor, and expanding the mixture to form a foamed dielectric material. And a step of arranging an outer conductor around the expanded foamed dielectric. 청구범위 13항에 있어서, 발초제가 육플루오르화항과 적어도 하나의 다른 기체의 혼합물로 구성됨을 특징으로 하는 방법.The method of claim 13, wherein the herbicide consists of a mixture of the term hexafluoride and at least one other gas. 청구범위 13항에 있어서, 발포제가 육플루오르화황과 열분해성 화학발포제의 혼합물로 구성됨을 특징으로 하는 방법.The process of claim 13 wherein the blowing agent consists of a mixture of sulfur hexafluoride and a thermally decomposable chemical foaming agent. 청구범위 13항에 있어서, 중합체가 폴리올레핀중합체로 구성됨을 특징으로 하는 방법.The method of claim 13 wherein the polymer consists of a polyolefin polymer. 청구범위 16항에 있어서, 폴리올레핀중합체가 폴리에틸렌임을 특징으로 하는 방법.The method of claim 16, wherein the polyolefin polymer is polyethylene. 청구범위 13항에 있어서, 중합체가 플루오로중합체로 구성됨을 특징으로 하는 방법.The method of claim 13, wherein the polymer consists of a fluoropolymer. 청구범위 18항에 있어서, 플루오로중합체가 플루오르화 에틸렌-프로릴렌중합체로 구성됨을 특징으로 하는 방법.The method of claim 18, wherein the fluoropolymer consists of a fluorinated ethylene-proylene polymer. 청구범위 18항에 있어서, 플루오로중합체가 과플루오로 알콕시 공중합체로 구성됨을 특징으로 하는 방법.The method of claim 18, wherein the fluoropolymer consists of a perfluoro alkoxy copolymer. 청구범위 13항에 있어서, 혼합물의 팽창단계가 혼합물을 2이상의 팽창율로 팽창하는 단계로 구성됨을 특징으로 하는 방법.The method of claim 13, wherein expanding the mixture comprises expanding the mixture to at least two expansion rates. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890014146A 1989-02-10 1989-09-30 High frequency signal, cable with improved electrical dissipation factor and method of producing same KR940008255B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/309,831 US4894488A (en) 1988-03-21 1989-02-10 High frequency signal cable with improved electrical dissipation factor and method of producing same
US07/309,831 1989-02-10
US309,831 1989-02-10

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KR900013530A true KR900013530A (en) 1990-09-06
KR940008255B1 KR940008255B1 (en) 1994-09-09

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KR (1) KR940008255B1 (en)
CN (1) CN1029271C (en)
AR (1) AR244460A1 (en)
AT (1) AT396310B (en)
BR (1) BR8904982A (en)
ES (1) ES2015814A6 (en)
MX (1) MX166367B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100435029B1 (en) * 2001-09-19 2004-06-09 엘지전선 주식회사 Foamed cable

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101694791B (en) * 2003-04-24 2012-12-05 加拿大国家研究委员会 Low-loss cable and preparation method thereof
KR100948433B1 (en) * 2007-10-15 2010-03-17 엘에스전선 주식회사 Highly foamed coaxial cable

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4894488A (en) * 1988-03-21 1990-01-16 Comm/Scope, Inc. High frequency signal cable with improved electrical dissipation factor and method of producing same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100435029B1 (en) * 2001-09-19 2004-06-09 엘지전선 주식회사 Foamed cable

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ATA227389A (en) 1992-11-15
BR8904982A (en) 1991-04-02
CN1029271C (en) 1995-07-05
KR940008255B1 (en) 1994-09-09
ES2015814A6 (en) 1990-09-01
AR244460A1 (en) 1993-10-29
MX166367B (en) 1993-01-04
AT396310B (en) 1993-08-25
CN1044867A (en) 1990-08-22

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