JP2004510299A5 - - Google Patents
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- JP2004510299A5 JP2004510299A5 JP2002531425A JP2002531425A JP2004510299A5 JP 2004510299 A5 JP2004510299 A5 JP 2004510299A5 JP 2002531425 A JP2002531425 A JP 2002531425A JP 2002531425 A JP2002531425 A JP 2002531425A JP 2004510299 A5 JP2004510299 A5 JP 2004510299A5
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- JP
- Japan
- Prior art keywords
- weight
- propylene
- fraction
- boiling
- soluble
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000002844 melting Methods 0.000 description 15
- IMNFDUFMRHMDMM-UHFFFAOYSA-N n-heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 12
- 238000009835 boiling Methods 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 229920001577 copolymer Polymers 0.000 description 5
- 229920001384 propylene homopolymer Polymers 0.000 description 5
- 125000001931 aliphatic group Chemical group 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 229920005606 polypropylene copolymer Polymers 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000004711 α-olefin Substances 0.000 description 3
- USIUVYZYUHIAEV-UHFFFAOYSA-N Diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 125000004435 hydrogen atoms Chemical class [H]* 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 240000005572 Syzygium cordatum Species 0.000 description 1
- 235000006650 Syzygium cordatum Nutrition 0.000 description 1
- 230000000111 anti-oxidant Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 229920005601 base polymer Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 125000001033 ether group Chemical group 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Description
【請求項1】
少なくとも1つの導電体(2)及び誘電性液体を混合された熱可塑性ポリマー物質に基づく少なくとも1つの押出被覆層(3、4、5)を含むケーブル(1)であって、ここで、
前記熱可塑性物質は、プロピレンホモポリマーを含むか又は、エチレンと、プロピレンを除くα−オレフィンと、から選択された少なくとも1種のオレフィンコモノマーとプロピレンとのコポリマーを含み、前記ホモポリマー又はコポリマーは140℃以上の融点及び30〜100J/gの融解エンタルピーを有し、
前記誘電性液体は、置換されないか、又は少なくとも1種の線状又は枝分れした、脂肪族、芳香族、又は混合した脂肪族及び芳香族のC1〜C30炭化水素基で置換された、少なくとも1種のジフェニルエーテルを含む。
(1)
A cable (1) comprising at least one conductor (2) and at least one extruded coating layer (3,4,5) based on a thermoplastic polymer material mixed with a dielectric liquid, wherein:
The thermoplastic comprises a propylene homopolymer or comprises a copolymer of propylene with at least one olefin comonomer selected from ethylene and α-olefins other than propylene, wherein the homopolymer or copolymer is 140 A melting point of at least 30 ° C and a melting enthalpy of 30-100 J / g,
It said dielectric liquid is either not substituted, or to split at least one linear or branched, and aliphatic, substituted aromatic, or mixed aliphatic and aromatic C 1 -C 30 hydrocarbon group , At least one diphenyl ether.
【請求項14】
a)に基づく前記プロピレンホモポリマー又はコポリマーは、
140〜165℃の融点、
30〜80J/gの融解エンタルピー、
4J/g以下の融解エンタルピーを有し、12重量%以下の量で沸騰ジエチルエーテルに溶解できるフラクション、
10〜40J/gの融解エンタルピーを有し、15〜60重量%の量で沸騰n−ヘプタンに溶解できるフラクション、及び
45J/g以上の融解エンタルピーを有し、40〜85重量%の量で沸騰n−ヘプタンに溶解しないフラクション、
を有する、請求項12又は13記載のケーブル。
14.
Said propylene homopolymer or copolymer according to a)
140-165 ° C melting point,
Enthalpy of fusion of 30-80 J / g,
A fraction having a melting enthalpy of 4 J / g or less and being soluble in boiling diethyl ether in an amount of 12% by weight or less,
A fraction having a melting enthalpy of 10 to 40 J / g and soluble in boiling n-heptane in an amount of 15 to 60% by weight, and a boiling point of 40 to 85% by weight having a melting enthalpy of 45 J / g or more a fraction insoluble in n-heptane,
14. The cable according to claim 12, comprising:
【請求項15】
a)に基づく前記プロピレンホモポリマー又はコポリマーは、
2J/g以下の融解エンタルピーを有し、1〜10重量%の量で沸騰ジエチルエーテルに溶解できるフラクション、
15〜30J/gの融解エンタルピーを有し、20〜50重量%の量で沸騰n−ヘプタンに溶解できるフラクション、及び
50〜95J/gの融解エンタルピーを有し、50〜80重量%の量で沸騰n−ヘプタンに溶解しないフラクション、
を有する、請求項12〜14いずれかに記載のケーブル。
15.
Said propylene homopolymer or copolymer according to a)
A fraction having a melting enthalpy of 2 J / g or less and being soluble in boiling diethyl ether in an amount of 1 to 10% by weight;
A fraction having a melting enthalpy of 15-30 J / g and being soluble in boiling n-heptane in an amount of 20-50% by weight, and a melting enthalpy of 50-95 J / g in an amount of 50-80% by weight A fraction not soluble in boiling n-heptane,
The cable according to any one of claims 12 to 14, comprising:
【請求項29】
前記誘電性液体は下記の構造式を有する少なくとも1種のジフェニルエーテルを含み、
【化1】
ここで、R1及びR2は同一又は異なり、そして、水素、置換されないか又は少なくとも1個のアルキル基により置換されたフェニル基、又は、置換されないか又は少なくとも1個のフェニルにより置換されたアルキル基を示す、請求項1〜28いずれかに記載のケーブル。
29.
The dielectric liquid includes at least one diphenyl ether having the following structural formula,
Embedded image
Wherein R 1 and R 2 are the same or different and are hydrogen, phenyl unsubstituted or substituted by at least one alkyl group, or alkyl unsubstituted or substituted by at least one phenyl; 29. A cable according to any of the preceding claims, wherein the cable indicates a base.
誘電性液体とベースポリマーとの間の相溶性が高いため、誘電性液体は前記ポリマー母体中に均一に分散され、従ってポリマーの低温動作が改善される。
従って、第1の態様によれば、本発明は、少なくとも1つの導電体(2)及び誘電性液体を混合された熱可塑性ポリマー物質に基づく少なくとも1つの押出被覆層(3、4、5)を含むケーブル(1)であって、ここで、
前記熱可塑性物質は、プロピレンホモポリマーを含むか又は、エチレンと、プロピレンを除くα−オレフィンと、から選択された少なくとも1種のオレフィンコモノマーとプロピレンとのコポリマーを含み、前記ホモポリマー又はコポリマーは140℃以上の融点及び30〜100J/gの融解エンタルピーを有し、
前記誘電性液体は、置換されないか、又は少なくとも1種の線状又は枝分れした、脂肪族、芳香族、又は混合した脂肪族及び芳香族のC1〜C30炭化水素基、好ましくはC1〜C24炭化水素基で置換された、少なくとも1種のジフェニルエーテルを含む。
Due to the high compatibility between the dielectric liquid and the base polymer, the dielectric liquid is uniformly dispersed in the polymer matrix, thus improving the low temperature operation of the polymer.
Thus, according to a first aspect, the invention provides at least one extruded coating layer (3, 4, 5) based on a thermoplastic polymer material mixed with at least one electrical conductor (2) and a dielectric liquid. Cable (1) including:
The thermoplastic comprises a propylene homopolymer or comprises a copolymer of propylene with at least one olefin comonomer selected from ethylene and α-olefins other than propylene, wherein the homopolymer or copolymer is 140 A melting point of at least 30 ° C and a melting enthalpy of 30-100 J / g,
Said dielectric liquid is either not substituted, or to split at least one linear or branched, and aliphatic, aromatic, or mixed aliphatic and aromatic C 1 -C 30 hydrocarbon group, preferably a C It substituted with 1 -C 24 hydrocarbon radical, containing at least one ether.
前記クラスa)の中の特に好ましいものは、プロピレンホモポリマーであるか又は、エチレン及び、プロピレンを除くα−オレフィン、から選択された少なくとも1種のオレフィンコモノマーとプロピレンとのコポリマーであり、前記プロピレンホモポリマー又はコポリマーは、
140〜165℃の融点、
30〜80J/gの融解エンタルピー、
4J/g以下の、好ましくは2J/g以下の融解エンタルピーを有し、12重量%以下の、好ましくは1〜10重量%の量で沸騰ジエチルエーテルに溶解できるフラクション、
10〜40J/g、好ましくは15〜30J/gの融解エンタルピーを有し、15〜60重量%、好ましくは20〜50重量%の量で沸騰n−ヘプタンに溶解できるフラクション、及び
45J/g以上の、好ましくは50〜95J/gの融解エンタルピーを有し、40〜85重量%、好ましくは50〜80重量%の量で沸騰n−ヘプタンに溶解しないフラクション、
を有する。
Particularly preferred in said class a) are propylene homopolymers or copolymers of propylene with at least one olefin comonomer selected from ethylene and α-olefins other than propylene; A homopolymer or copolymer is
140-165 ° C melting point,
Enthalpy of fusion of 30-80 J / g,
A fraction having a melting enthalpy of 4 J / g or less, preferably 2 J / g or less and being soluble in boiling diethyl ether in an amount of 12% by weight or less, preferably 1 to 10% by weight;
A fraction having a melting enthalpy of 10 to 40 J / g, preferably 15 to 30 J / g and being soluble in boiling n-heptane in an amount of 15 to 60% by weight, preferably 20 to 50% by weight; and 45 J / g or more A fraction having a melting enthalpy of preferably 50 to 95 J / g and not soluble in boiling n-heptane in an amount of 40 to 85% by weight, preferably 50 to 80% by weight,
Having.
本発明のケーブルの被覆層を形成する場合、酸化防止剤、加工補助剤、水トリー抑制剤(water tree retardants)等のような、他の慣用の成分を前述のポリマー組成物に添加できる。 In forming the coating of the cable of the present invention, other conventional components such as antioxidants, processing aids, water tree retardants, and the like can be added to the polymer composition described above.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00121110 | 2000-09-28 | ||
EP00121110.1 | 2000-09-28 | ||
US23673500P | 2000-10-02 | 2000-10-02 | |
US60/236,735 | 2000-10-02 | ||
PCT/EP2001/009700 WO2002027731A1 (en) | 2000-09-28 | 2001-08-22 | Cable with recyclable covering |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004510299A JP2004510299A (en) | 2004-04-02 |
JP2004510299A5 true JP2004510299A5 (en) | 2008-10-23 |
JP4875282B2 JP4875282B2 (en) | 2012-02-15 |
Family
ID=29762590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002531425A Expired - Fee Related JP4875282B2 (en) | 2000-09-28 | 2001-08-22 | Cable with recyclable coating |
Country Status (14)
Country | Link |
---|---|
EP (1) | EP1323171B1 (en) |
JP (1) | JP4875282B2 (en) |
KR (1) | KR100777011B1 (en) |
CN (1) | CN1229821C (en) |
AR (1) | AR037079A1 (en) |
AT (1) | ATE285112T1 (en) |
AU (2) | AU2001284030B2 (en) |
BR (1) | BR0114264B1 (en) |
CA (1) | CA2425382C (en) |
DE (1) | DE60107864T2 (en) |
ES (1) | ES2234874T3 (en) |
HU (1) | HU229633B1 (en) |
NZ (1) | NZ525495A (en) |
WO (1) | WO2002027731A1 (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6861143B2 (en) * | 1999-11-17 | 2005-03-01 | Pirelli Cavi E Sistemi S.P.A. | Cable with recyclable covering |
ES2320856T3 (en) | 2000-12-06 | 2009-05-29 | Prysmian S.P.A. | PROCEDURE FOR THE PRODUCTION OF A CABLE WITH A RECYCLABLE COVER. |
WO2004066317A1 (en) * | 2003-01-20 | 2004-08-05 | Gabriele Perego | Cable with recycable covering layer |
EP1649471B1 (en) * | 2003-07-25 | 2016-09-07 | Prysmian S.p.A. | Continuous process for manufacturing electrical cables |
ES2346672T3 (en) | 2005-10-25 | 2010-10-19 | Prysmian S.P.A. | POWER CABLE THAT INCLUDES A DIELECTRIC FLUID AND A MIXTURE OF THERMOPLASTIC POLYMERS. |
AU2006350918B2 (en) * | 2006-11-15 | 2013-10-24 | Prysmian S.P.A. | Energy cable |
WO2009000326A1 (en) | 2007-06-28 | 2008-12-31 | Prysmian S.P.A. | Energy cable |
CN102822257B (en) | 2010-01-29 | 2014-03-12 | 普睿司曼股份公司 | Energy cable |
CA2816568C (en) * | 2010-11-25 | 2017-06-27 | Prysmian S.P.A. | Energy cable having a voltage stabilized thermoplastic electrically insulating layer |
BR112013015109B1 (en) | 2010-12-23 | 2020-07-07 | Prysmian S.P.A. | cable |
EP2656356B1 (en) | 2010-12-23 | 2017-08-09 | Prysmian S.p.A. | Continuous process for manufacturing a high voltage power cable |
RU2576430C2 (en) | 2011-08-04 | 2016-03-10 | Призмиан С.П.А. | Power cable with thermoplastic insulating coating |
US9697927B2 (en) | 2011-12-23 | 2017-07-04 | Prysmian S.P.A. | Cable comprising an element indicating water infiltration and method using said element |
US10297372B2 (en) | 2012-05-18 | 2019-05-21 | Prysmian S.P.A | Process for producing an energy cable having a thermoplastic electrically insulating layer |
CA2873531C (en) | 2012-05-18 | 2019-09-17 | Prysmian S.P.A. | Process for producing an energy cable having a thermoplastic electrically insulating layer |
EP2711938B1 (en) * | 2012-09-25 | 2014-11-26 | Nexans | Silicone multilayer insulation for electric cable |
KR102003568B1 (en) * | 2013-02-14 | 2019-07-24 | 한국전력공사 | Power cable |
KR102003567B1 (en) * | 2013-02-14 | 2019-07-24 | 한국전력공사 | Power cable |
US10662323B2 (en) | 2013-08-12 | 2020-05-26 | Nkt Hv Cables Ab | Thermoplastic blend formulations for cable insulations |
WO2016005791A1 (en) | 2014-07-08 | 2016-01-14 | Prysmian S.P.A. | Energy cable having a thermoplastic electrically insulating layer |
EP3234013B1 (en) | 2014-12-17 | 2018-11-28 | Prysmian S.p.A. | Energy cable having a cold-strippable semiconductive layer |
AU2015410274B2 (en) | 2015-09-25 | 2022-02-03 | Politecnico Di Milano | Power cable of aluminium coated with a tetrazole compound corrosion inhibitor |
AU2015412459B2 (en) | 2015-10-23 | 2020-08-27 | Prysmian S.P.A. | Joint for electric cables with thermoplastic insulation and method for manufacturing the same |
BR112019010814A2 (en) | 2016-11-30 | 2019-10-01 | Prysmian Spa | power cord with an insulation system. |
WO2018122572A1 (en) | 2016-12-27 | 2018-07-05 | Prysmian S.P.A. | Electric cable having a protecting layer |
FR3068038B1 (en) * | 2017-06-21 | 2020-09-18 | Nexans | POLYMERIC COMPOSITION INCLUDING A POLAR DIELECTRIC LIQUID |
EP3695424B1 (en) * | 2017-10-12 | 2022-06-15 | Prysmian S.p.A. | Electric cable with improved thermoplastic insulating layer |
KR102603200B1 (en) * | 2017-12-27 | 2023-11-16 | 주식회사 엘지화학 | Polypropylene resin composition for insulating material of power cable |
US20220112367A1 (en) * | 2018-06-13 | 2022-04-14 | Nexans | Polymer composition comprising a dielectric liquid of improved polarity |
KR102097238B1 (en) * | 2019-06-19 | 2020-04-07 | 엘에스전선 주식회사 | Power cable |
KR102097237B1 (en) * | 2019-06-19 | 2020-04-07 | 엘에스전선 주식회사 | Power cable |
JP6800362B1 (en) | 2020-03-30 | 2020-12-16 | 古河電気工業株式会社 | Power cable and manufacturing method of power cable |
Family Cites Families (9)
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JPS523180A (en) * | 1975-06-25 | 1977-01-11 | Dainichi Nippon Cables Ltd | Oil immersed power cables |
DE3115545A1 (en) | 1981-04-16 | 1982-11-18 | Bayer Ag, 5090 Leverkusen | IMPREGNANT AND ITS USE |
US4543207A (en) * | 1982-12-25 | 1985-09-24 | Nippon Petrochemicals Company, Limited | Electrical insulating oil and oil-filled electrical appliances |
US4501688A (en) | 1984-02-01 | 1985-02-26 | National Distillers And Chemical Corporation | Silane oligomers useful as anti-treeing additives |
US4900766A (en) * | 1986-09-22 | 1990-02-13 | Toyo Soda Manufacturing Co. | Radiation-resistant high molecular composition |
JPH0781049B2 (en) * | 1986-12-15 | 1995-08-30 | チッソ株式会社 | Resin composition for day-to-day cap |
EP0690458A3 (en) * | 1994-06-27 | 1997-01-29 | Mitsubishi Cable Ind Ltd | Insulating composition and formed article thereof |
JPH08289454A (en) * | 1995-04-13 | 1996-11-01 | Hitachi Cable Ltd | Rubber mold stress cone |
WO1999013477A1 (en) * | 1997-09-09 | 1999-03-18 | Nkt Research Center A/S | An electrically insulating material, method for the preparation thereof, and insulated objects comprising said material |
-
2001
- 2001-08-22 ES ES01962964T patent/ES2234874T3/en not_active Expired - Lifetime
- 2001-08-22 AT AT01962964T patent/ATE285112T1/en active
- 2001-08-22 CN CNB018165249A patent/CN1229821C/en not_active Expired - Fee Related
- 2001-08-22 EP EP01962964A patent/EP1323171B1/en not_active Expired - Lifetime
- 2001-08-22 DE DE60107864T patent/DE60107864T2/en not_active Expired - Lifetime
- 2001-08-22 WO PCT/EP2001/009700 patent/WO2002027731A1/en active IP Right Grant
- 2001-08-22 BR BRPI0114264-0A patent/BR0114264B1/en not_active IP Right Cessation
- 2001-08-22 AU AU2001284030A patent/AU2001284030B2/en not_active Ceased
- 2001-08-22 NZ NZ525495A patent/NZ525495A/en not_active IP Right Cessation
- 2001-08-22 HU HU0303679A patent/HU229633B1/en not_active IP Right Cessation
- 2001-08-22 CA CA002425382A patent/CA2425382C/en not_active Expired - Lifetime
- 2001-08-22 KR KR1020037004518A patent/KR100777011B1/en active IP Right Grant
- 2001-08-22 JP JP2002531425A patent/JP4875282B2/en not_active Expired - Fee Related
- 2001-08-22 AU AU8403001A patent/AU8403001A/en active Pending
- 2001-09-26 AR ARP010104527A patent/AR037079A1/en active IP Right Grant
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