JP6152364B2 - 車載用電線・ケーブル - Google Patents
車載用電線・ケーブル Download PDFInfo
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- JP6152364B2 JP6152364B2 JP2014110443A JP2014110443A JP6152364B2 JP 6152364 B2 JP6152364 B2 JP 6152364B2 JP 2014110443 A JP2014110443 A JP 2014110443A JP 2014110443 A JP2014110443 A JP 2014110443A JP 6152364 B2 JP6152364 B2 JP 6152364B2
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- JP
- Japan
- Prior art keywords
- parts
- mass
- ethylene
- electric wire
- vehicle
- Prior art date
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- 229920001577 copolymer Polymers 0.000 claims description 32
- 239000011342 resin composition Substances 0.000 claims description 26
- 239000003063 flame retardant Substances 0.000 claims description 23
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 10
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 10
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- VSVVZZQIUJXYQA-UHFFFAOYSA-N [3-(3-dodecylsulfanylpropanoyloxy)-2,2-bis(3-dodecylsulfanylpropanoyloxymethyl)propyl] 3-dodecylsulfanylpropanoate Chemical compound CCCCCCCCCCCCSCCC(=O)OCC(COC(=O)CCSCCCCCCCCCCCC)(COC(=O)CCSCCCCCCCCCCCC)COC(=O)CCSCCCCCCCCCCCC VSVVZZQIUJXYQA-UHFFFAOYSA-N 0.000 description 2
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- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 229910002026 crystalline silica Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- LDCRTTXIJACKKU-ARJAWSKDSA-N dimethyl maleate Chemical compound COC(=O)\C=C/C(=O)OC LDCRTTXIJACKKU-ARJAWSKDSA-N 0.000 description 1
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- CMXXMZYAYIHTBU-UHFFFAOYSA-N ethenyl 2-hydroxybenzoate Chemical compound OC1=CC=CC=C1C(=O)OC=C CMXXMZYAYIHTBU-UHFFFAOYSA-N 0.000 description 1
- MEGHWIAOTJPCHQ-UHFFFAOYSA-N ethenyl butanoate Chemical compound CCCC(=O)OC=C MEGHWIAOTJPCHQ-UHFFFAOYSA-N 0.000 description 1
- JZRGFKQYQJKGAK-UHFFFAOYSA-N ethenyl cyclohexanecarboxylate Chemical compound C=COC(=O)C1CCCCC1 JZRGFKQYQJKGAK-UHFFFAOYSA-N 0.000 description 1
- GLVVKKSPKXTQRB-UHFFFAOYSA-N ethenyl dodecanoate Chemical compound CCCCCCCCCCCC(=O)OC=C GLVVKKSPKXTQRB-UHFFFAOYSA-N 0.000 description 1
- AFSIMBWBBOJPJG-UHFFFAOYSA-N ethenyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC=C AFSIMBWBBOJPJG-UHFFFAOYSA-N 0.000 description 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- XLYMOEINVGRTEX-UHFFFAOYSA-N fumaric acid monoethyl ester Natural products CCOC(=O)C=CC(O)=O XLYMOEINVGRTEX-UHFFFAOYSA-N 0.000 description 1
- NKHAVTQWNUWKEO-UHFFFAOYSA-N fumaric acid monomethyl ester Natural products COC(=O)C=CC(O)=O NKHAVTQWNUWKEO-UHFFFAOYSA-N 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- NKHAVTQWNUWKEO-IHWYPQMZSA-N methyl hydrogen fumarate Chemical compound COC(=O)\C=C/C(O)=O NKHAVTQWNUWKEO-IHWYPQMZSA-N 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000002530 phenolic antioxidant Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- LYBIZMNPXTXVMV-UHFFFAOYSA-N propan-2-yl prop-2-enoate Chemical compound CC(C)OC(=O)C=C LYBIZMNPXTXVMV-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- WBHHMMIMDMUBKC-XLNAKTSKSA-N ricinelaidic acid Chemical compound CCCCCC[C@@H](O)C\C=C\CCCCCCCC(O)=O WBHHMMIMDMUBKC-XLNAKTSKSA-N 0.000 description 1
- 229960003656 ricinoleic acid Drugs 0.000 description 1
- FEUQNCSVHBHROZ-UHFFFAOYSA-N ricinoleic acid Natural products CCCCCCC(O[Si](C)(C)C)CC=CCCCCCCCC(=O)OC FEUQNCSVHBHROZ-UHFFFAOYSA-N 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000012321 sodium triacetoxyborohydride Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 235000010215 titanium dioxide Nutrition 0.000 description 1
- KOZCZZVUFDCZGG-UHFFFAOYSA-N vinyl benzoate Chemical compound C=COC(=O)C1=CC=CC=C1 KOZCZZVUFDCZGG-UHFFFAOYSA-N 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
- C08K5/3415—Five-membered rings
- C08K5/3417—Five-membered rings condensed with carbocyclic rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/37—Thiols
- C08K5/378—Thiols containing heterocyclic rings
-
- 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
- C08L23/08—Copolymers of ethene
-
- 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
-
- 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
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
-
- 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
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Description
そのような併用可能な酸化防止剤としては、例えば、チオジエチレンビス[3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニル)プロピオナート、オクタデシル−3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニル)プロピオナート、N,N’−ヘキサン−1,6−ジイルビス[3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニルプロピオンアミド)、テトラキス−[メチレン−3−(3′,5′−ジ−tert−ブチル−4′−ヒドロキシフェニル)プロピオネート]メタン、ビス[2−メチル−4−(3−n−アルキルチオプロピオニルオキシ)−5−tert−ブチルフェニル]スルフィド、2−メルカプトメチルベンゾイミダゾール、4−メルカプトメチルベンゾイミダゾール、5−メルカプトメチルベンゾイミダゾールなどが挙げられる。
また、併用可能な難燃剤としては、グアニジン系、メラミン系などの窒素系難燃剤;リン酸アンモニウム、赤燐などのリン系難燃剤;リン−窒素系難燃剤;ホウ酸亜鉛などのホウ酸化合物;炭酸カルシウム;水酸化マグネシウム、水酸化アルミニウム、水酸化ジルコニウム、水酸化カルシウム、水酸化バリウムなどの金属水酸化物などが例示される。
日本ポリエチレン(株)製 商品名 REXPEARL EEA A1150
(EA含量 15質量%、MFR 0.8g/10分)
EVA:
三井・デュポン・ポリケミカル(株)製 商品名 エバフレックス V5274
(VA含量 17質量%、MFR 0.8g/10分)
LDPE(1):
宇部興産(株)製 商品名 UBEC130
LDPE(2):
住友化学(株)製 商品名 スミカセンEP CU5003
酸化防止剤(1):
ペンタエリトリトールテトラキス[3−(3,5−ジ−tert−ブチル−4−
ヒドロキシフェニル)プロピオナート];
BASF社製 商品名 イルガノックス1010
酸化防止剤(2):
2−メルカプトベンゾイミダゾール;
大内新興化学工業(株)製 商品名 ノクラックMB
酸化防止剤(3):
テトラキス[メチレン−3−(ドデシルチオ)プロピオネート]メタン;
ADEKA社製 商品名 アデカスタブAO−412S
分散剤:酸化亜鉛1種
滑剤(1):
三井化学(株)製 商品名 ハイワックス110P
滑剤(2):ステアリン酸亜鉛
難燃剤:
1,2−ビス(テトラブロモフタルイミド)エタン;
アルベマール日本(株)製 商品名 サイテックス8010
難燃助剤:
三酸化アンチモン
日本精鉱(株)製 商品名 パトックスM
金属不活性剤(1):
ポリフェニレンオキサイド
ADEKA社製 商品名 アデカスタブCDA−6
金属不活性剤(2):
2’,3−ビス[3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニ
ル)プロピオニル]ヒドラジン
BASF社製 商品名 イルガノックスMD1024
架橋助剤(1):
1,3,5−トリアリルイソシアヌレート(TAIC)
架橋助剤(2):
トリメチロールプロパントリアクリレート(TMPT)
EEA100.0質量部、酸化防止剤(1)2.5質量部、酸化防止剤(2)2.5質量部、分散剤10.0質量部、滑剤(1)2.0質量部、滑剤(2)0.5質量部、難燃剤15.2質量部、難燃助剤20.0質量部、金属不活性剤(1)4.0質量部、および架橋助剤(1)2.0質量部をミキシングロールにより均一に混練して樹脂組成物を得た。
次いで、外径約3mmの銅撚線導体上に上記樹脂組成物を押出被覆し、電子線照射(線量30Mrad)により架橋させて、外径約4.4mmの絶縁電線を製造した。
樹脂組成物の組成を表1に示すように変えた以外は、実施例1と同様にして、難燃性樹脂組成物を調製し、さらに、これらの組成物を用いて絶縁電線を製造した。
[機械的強度(引張強さ)]
JASO(日本自動車技術会規格) D 618にしたがい、長さ150mmの絶縁電線から内部の導体を引き抜いて作製した環状の試験片について、引張速度500mm/分および標点距離50mmの条件で引張強さ(MPa)を測定し、下記の基準で評価した。
◎:20MPa以上
○:10MPa以上20MPa未満
×:10MPa未満
[熱変形性]
ISO 6722にしたがい、電線を200gの荷重を加えた状態で150℃に4時間放置し、冷却後、塩水に10分間浸漬した後、1kv×1分の耐電圧試験を行い、下記の基準で評価した。
○:絶縁破壊なし
×:絶縁破壊あり
[柔軟性(作業性)]
絶縁電線を曲げたときに、反発することなく、曲げ形状を保持することができ、かつ、電線被覆に、曲げによるしわや亀裂の発生がない場合を合格(○)とし、そうでないものを不合格(×)とした。
ISO 6722に規定される45度傾斜燃焼試験を行い、70秒で消火し、かつ絶縁体が50mm以上残った場合を合格(○)とし、70秒で消火しなかった場合を不合格(×)とした。
[絶縁性]
ISO 6722に準拠して、電線を塩水に4時間浸漬させた後、1kv×30分および5kV×5分の耐電圧試験を行い、下記の基準で評価した。
○:絶縁破壊なし
×:絶縁破壊あり
[耐熱性]
ISO 6722に規定される長期および短期過負荷の各加熱試験を行い、下記の基準で評価した。
○:ISO 6722 クラスDの規格を満たす
×:ISO 6722 クラスDの規格を満たさない
JASO D618に規定されるテープ摩耗試験を行い、導体が露出するまでのテープ長さ(摩耗テープ長さ)を測定し、下記の基準で評価した。
◎:500mm以上
○:450mm以上500mm未満
×:450mm未満
[耐薬品性]
ISO 6722に準拠し、規定されている11種の薬品(エンジンクーラント、エンジンオイル、塩水、ウィンドウオッシャー液、ガソリン、ディーゼル、エタノール、パワステアリングオイル、オートマチックトランスミッションオイル、ブレーキオイル、バッテリー液)について、それぞれ規定温度で規定時間、絶縁電線を浸漬した後、巻付け試験を行って破断なきことを確認し、その後、1kv×1分の耐電圧試験を行い、絶縁破壊がない場合を各薬品の耐液性の合格と判定し、それ以外を不合格と判定し、11種の薬品に対する合否判定結果から下記の基準で評価した。
○:全11種に合格
×:1種以上に不合格
また、酸化防止剤(1)(ペンタエリトリトールテトラキス[3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニル)プロピオナート])を3.0〜7.0質量部、酸化防止剤(2)(2−メルカプトベンゾイミダゾール)を3.0〜7.0質量部、臭素系難燃剤(1,2−ビス(テトラブロモフタルイミド)エタン)を25.0〜35.0質量部含有することにより、機械的強度、耐摩耗性において、より良好な結果が得られた。
Claims (7)
- 導体外周に、エチレン・アクリル酸エチル共重合体を含むエチレン系共重合体100質量部に対し、酸化防止剤として2.0〜9.0質量部のペンタエリトリトールテトラキス[3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニル)プロピオナート]および2.0〜8.0質量部の2−メルカプトベンゾイミダゾールを含有し、難燃剤として15.0〜35.0質量部の1,2−ビス(テトラブロモフタルイミド)エタンを含有する樹脂組成物の架橋体からなる被覆を備えることを特徴とする車載用電線・ケーブル。
- 前記樹脂組成物は、エチレン系共重合体100質量部に対し、ペンタエリトリトールテトラキス[3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニル)プロピオナート]を3.0〜7.0質量部、2−メルカプトベンゾイミダゾールを3.0〜7.0質量部、1,2−ビス(テトラブロモフタルイミド)エタンを25.0〜35.0質量部含有することを特徴とする請求項1記載の車載用電線・ケーブル。
- 前記樹脂組成物は、エチレン系共重合体100質量部に対し、難燃助剤として15.0〜25.0質量部の三酸化アンチモンを含有することを特徴とする請求項1または2記載の車載用電線・ケーブル。
- 前記樹脂組成物は、エチレン系共重合体100質量部に対し、金属不活性剤として2.0〜8.0質量部の2’,3−ビス[3−(3,5−ジ−tert−ブチル−4−ヒドロキシフェニル)プロピオニル]ヒドラジンおよび/またはポリフェニレンオキサイドを含むことを特徴とする請求項1乃至3のいずれか1項記載の車載用電線・ケーブル。
- 前記樹脂組成物は、エチレン系共重合体100質量部に対し、分散剤として5.0〜15.0質量部の酸化亜鉛を含むことを特徴とする請求項1乃至4のいずれか1項記載の車載用電線・ケーブル。
- 前記エチレン系共重合体は、エチレン・アクリル酸エチル共重合体であることを特徴とする請求項1乃至5のいずれか1項記載の車載用電線・ケーブル。
- 自動車用電線規格ISO 6722 Class Dに合格する耐熱性を有することを特徴とする請求項1乃至6のいずれか1項記載の車載用電線・ケーブル。
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