JP3278997B2 - Wear-resistant flame-retardant thin-walled insulated wire - Google Patents
Wear-resistant flame-retardant thin-walled insulated wireInfo
- Publication number
- JP3278997B2 JP3278997B2 JP22323393A JP22323393A JP3278997B2 JP 3278997 B2 JP3278997 B2 JP 3278997B2 JP 22323393 A JP22323393 A JP 22323393A JP 22323393 A JP22323393 A JP 22323393A JP 3278997 B2 JP3278997 B2 JP 3278997B2
- Authority
- JP
- Japan
- Prior art keywords
- wear
- carboxylic acid
- retardant thin
- insulated wire
- resistant flame
- 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.)
- Expired - Lifetime
Links
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims description 13
- 239000003063 flame retardant Substances 0.000 title claims description 13
- 229920000642 polymer Polymers 0.000 claims description 15
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 10
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 10
- 239000000347 magnesium hydroxide Substances 0.000 claims description 10
- 229920000098 polyolefin Polymers 0.000 claims description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 238000005299 abrasion Methods 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 229920001903 high density polyethylene Polymers 0.000 claims description 5
- 239000004700 high-density polyethylene Substances 0.000 claims description 5
- 229920001083 polybutene Polymers 0.000 claims description 4
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 3
- -1 propylene, ethylene vinyl Chemical group 0.000 claims description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 2
- 229920001179 medium density polyethylene Polymers 0.000 claims description 2
- 239000004701 medium-density polyethylene Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 9
- 229910052736 halogen Inorganic materials 0.000 description 5
- 150000002367 halogens Chemical class 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 description 1
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 description 1
- WOXXJEVNDJOOLV-UHFFFAOYSA-N ethenyl-tris(2-methoxyethoxy)silane Chemical compound COCCO[Si](OCCOC)(OCCOC)C=C WOXXJEVNDJOOLV-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920005606 polypropylene copolymer Polymers 0.000 description 1
- 239000012756 surface treatment agent Substances 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Insulating Materials (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、難燃性で、かつ耐摩耗
性に優れた難燃性薄肉絶縁電線に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flame-retardant thin insulated wire which is flame-retardant and has excellent wear resistance.
【０００２】[0002]
【従来の技術】近年、乗用車を中心に自動車の高性能、
高機能化に伴ない電気・電子回路も増えることによりワ
イヤハーネスの肥大化する傾向にある。2. Description of the Related Art In recent years, the performance of automobiles,
With the increase in the number of electric and electronic circuits accompanying higher functions, the size of the wire harness tends to increase.
【０００３】しかしながら、このワイヤハーネスの肥大
化は配線スペースの増大、重量及びコストの増加などの
弊害を生じる。そのため、肥大化に対する対策が要望さ
れるようになり、この一環としてワイヤハーネス電線の
細径、薄肉化が検討され、実際ポリ塩化ビニル絶縁電線
では芯線径及び絶縁厚の低減による細径、薄肉化が図ら
れるようになってきた。However, the enlargement of the wire harness causes adverse effects such as an increase in wiring space, an increase in weight and cost. For this reason, measures to cope with the enlargement have been demanded, and as a part of this, the thinning and thinning of the wire harness wires have been studied. Has come to be planned.
【０００４】[0004]
【発明が解決しようとする課題】ところで、最近、地球
環境の保全が世界的課題として注目を浴びるようにな
り、自動車に代表される広範囲の分野で資源や加工品の
リサイクル化、産業廃棄物処理が地球レベルで重大視さ
れるようになってきた。このため自動車用ワイヤハーネ
ス電線に使用するポリ塩化ビニルに対しても、焼却時、
腐食性のハロゲン系ガス発生が環境汚染源の一つとして
問題視されるようになってきており、この様な社会的動
向から、腐蝕性ガスの発生が少ないノンハロゲン難燃材
料が注目されてる。[0005] Recently, global environmental protection has been receiving attention as a global issue, and resources and processed products have been recycled and industrial waste has been treated in a wide range of fields such as automobiles. Is becoming more important at the global level. For this reason, even for polyvinyl chloride used for automotive wiring harness wires,
The generation of corrosive halogen-based gas has been regarded as a problem as one of the sources of environmental pollution, and from such social trends, non-halogen flame-retardant materials that generate less corrosive gas have attracted attention.
【０００５】しかしながら、ポリオレフィンに金属水酸
化物を混和するノンハロゲン難燃材料では、従来のポリ
塩化ビニルに比べ強靭性が劣り、特に耐摩耗性が悪く、
絶縁体の厚さが０．１〜０．６ｍｍの薄肉電線への適用
が難しかった。[0005] However, non-halogen flame-retardant materials in which a metal hydroxide is mixed with a polyolefin have inferior toughness and especially poor abrasion resistance as compared with conventional polyvinyl chloride.
It has been difficult to apply to a thin electric wire having a thickness of the insulator of 0.1 to 0.6 mm.
【０００６】そこで、本発明は、この問題点を有効に解
決するために案出されたものであり、その目的は、腐蝕
性の高いハロゲン系ガスを発生せず、かつ高度の耐摩耗
性及び難燃性を備えた新規な難燃薄肉絶縁電線を提供す
るものである。Accordingly, the present invention has been devised in order to effectively solve this problem, and an object of the present invention is to prevent generation of a highly corrosive halogen-based gas, and to achieve high abrasion resistance and high abrasion resistance. An object of the present invention is to provide a novel flame-retardant thin-walled insulated wire having flame retardancy.
【０００７】[0007]
【課題を解決するための手段】本発明の要旨は、高密度
ポリエチレン又はポリブテンから選ばれる融点１２０℃
以上のポリオレフィンとカルボン酸変性ポリマとのブレ
ンドポリマ１００重量部に対してシランカップリング剤
で表面処理した水酸化マグネシウムを３０〜１００重量
部配合した組成物を導体上に被覆し架橋して厚さ０．１
〜０．６ｍｍの絶縁層を形成してなるものである。SUMMARY OF THE INVENTION The gist of the present invention is to provide a high density
Melting point 120 ° C selected from polyethylene or polybutene
A composition in which 30 to 100 parts by weight of magnesium hydroxide surface-treated with a silane coupling agent is blended on 100 parts by weight of the blend polymer of the above polyolefin and carboxylic acid-modified polymer is coated on a conductor and crosslinked. 0.1
It is formed by forming an insulating layer of about 0.6 mm.
【０００８】[0008]
【作用】上記構成によれば、シランカップリング剤は、
その分子中に有機質と反応する官能基と無機質と結合す
る基を有しており、混和する水酸化マグネシウムをシラ
ンカップリング剤で表面処理することで、水酸化マグネ
シウムの表面にシランカップリング剤が結合され、その
表面に結合したシランカップリング剤の官能基がカルボ
ン酸変性ポリマと反応することで水酸化マグネシウムと
ポリオレフィンとが一体に結合され、耐摩耗性が大幅に
向上する。According to the above construction, the silane coupling agent is
The molecule has a functional group that reacts with an organic substance and a group that binds with an inorganic substance.By treating the mixed magnesium hydroxide with a silane coupling agent, the silane coupling agent is added to the surface of the magnesium hydroxide. The functional group of the silane coupling agent bonded and bonded to the surface reacts with the carboxylic acid-modified polymer, whereby magnesium hydroxide and polyolefin are integrally bonded, and the wear resistance is greatly improved.
【０００９】本発明で用いる融点１２０℃以上のポリオ
レフィンとしては高密度ポリエチレン、ポリブテンとい
ったポリマが挙げられるが、融点が限定値未満のポリマ
では耐摩耗性の向上を図ることができない。Examples of the polyolefin having a melting point of 120 ° C. or higher used in the present invention include polymers such as high-density polyethylene and polybutene. However, a polymer having a melting point less than the specified value cannot improve the wear resistance.
【００１０】ポリオレフィンに添加するカルボン酸変性
ポリマとは、低密度ポリエチレン、中密度ポリエチレ
ン、高密度ポリエチレン、ポリプロピレン、エチレン酢
酸ビニルコポリマに代表されるポリオレフィンにカルボ
ン酸をグラフト又は共重合したもので、カルボン酸とし
ては、無水マレイン酸が代表的である。上述のポリオレ
フィンとカルボン酸変性ポリマの比率は特に限定しない
が、９７／３〜７０／３０の重量比が望ましい。The carboxylic acid-modified polymer to be added to the polyolefin is obtained by grafting or copolymerizing a carboxylic acid to a polyolefin represented by low-density polyethylene, medium-density polyethylene, high-density polyethylene, polypropylene and ethylene-vinyl acetate copolymer. A typical example of the acid is maleic anhydride. Although the ratio of the above-mentioned polyolefin and carboxylic acid-modified polymer is not particularly limited, a weight ratio of 97/3 to 70/30 is desirable.
【００１１】水酸化マグネシウムには、凝集、強靭性、
難燃性などから平均粒径０．１〜５μｍのものが好まし
く、これはシランカップリング剤で表面処理する必要が
ある。シランカップリング剤としては、ビニルトリス
（βメトキシエトキシ）シラン、ビニルトリエトキシシ
ラン、ビニルトリメトキシシラン、γ−メタクリロキシ
プロピルトリメトキシシランなどに代表される不飽和結
合を有するものが望ましい。[0011] Magnesium hydroxide has agglomeration, toughness,
Those having an average particle size of 0.1 to 5 μm are preferred from the viewpoint of flame retardancy and the like, and these need to be surface-treated with a silane coupling agent. As the silane coupling agent, those having an unsaturated bond represented by vinyltris (β-methoxyethoxy) silane, vinyltriethoxysilane, vinyltrimethoxysilane, γ-methacryloxypropyltrimethoxysilane and the like are desirable.
【００１２】本発明では、ポリオレフィンとカルボン酸
変性ポリマのブレンドポリマ１００重量部に対して、水
酸化マグネシウムを３０〜１００重量部とする必要があ
る。すなわち配合量が、限定値未満では目的とする難燃
性を付与できず、限定値を越えた場合には耐摩耗性が著
しく損なわれる。In the present invention, it is necessary to use 30 to 100 parts by weight of magnesium hydroxide based on 100 parts by weight of the blend polymer of the polyolefin and the carboxylic acid-modified polymer. That is, if the amount is less than the limit value, the desired flame retardancy cannot be imparted. If the amount exceeds the limit value, the wear resistance is significantly impaired.
【００１３】本発明では上記組成物を導体外周に押出被
覆後、パーオキサイドや電子線照射などにより架橋させ
る。本発明においては上記配合組成物の使用及び架橋に
より著しく耐摩耗性が向上し、絶縁層の厚さが０．１〜
０．６ｍｍの難燃薄肉絶縁電線を実現できる。In the present invention, the above composition is extrusion-coated on the outer periphery of a conductor and then crosslinked by irradiation of peroxide or electron beam. In the present invention, the wear resistance is significantly improved by the use and crosslinking of the compounding composition, and the thickness of the insulating layer is 0.1 to
A 0.6 mm flame-retardant thin insulated wire can be realized.
【００１４】[0014]
【実施例】以下本発明の好適実施例を比較例と共に説明
する。DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below together with comparative examples.
【００１５】実施例１〜４と比較例１〜６とを表１に示
す。Examples 1 to 4 and Comparative Examples 1 to 6 are shown in Table 1.
【００１６】[0016]
【表１】 [Table 1]
【００１７】表１の実施例１〜４及び比較例１〜６の各
欄に示す配合成分に従って、各成分を２２０℃に設定し
た３０ｍｍ２軸混練機で混練して組成物を形成し、その
後、これら組成物を２２０℃設定の４０ｍｍ押出機を用
いて芯線外径０．８７φの銅導体上に厚さ０．２５ｍｍ
の厚さで押出被覆し、その後加速電圧２ＭｅＶ，線量７
×１０-2ＭＧｙで電子線照射し、各種絶縁電線を得た。
この際、導体はガスバーナで１３０℃に予熱した。According to the ingredients shown in the columns of Examples 1 to 4 and Comparative Examples 1 to 6 in Table 1, the components were kneaded with a 30 mm twin-screw kneader set at 220 ° C. to form a composition. Using a 40 mm extruder set at 220 ° C., these compositions were coated on a copper conductor having a core wire outer diameter of 0.87 φ with a thickness of 0.25 mm.
Extrusion coating with a thickness of 2 m, then acceleration voltage 2 MeV, dose 7
Electron beam irradiation with × 10 -2 MGy was performed to obtain various insulated wires.
At this time, the conductor was preheated to 130 ° C. by a gas burner.
【００１８】次に、このようにして製作した各種電線に
ついて、以下に示す評価を行った。Next, the following evaluations were performed on the various electric wires manufactured as described above.
【００１９】(1) 耐摩耗性 日本自動車規格（ＪＡＳＯ）−Ｄ６０８−８７に準拠
し、荷重５１０ｇでブレードを用いた往復法による摩耗
試験を４回行い、導体露出の最少回数を示した。(1) Abrasion resistance Abrasion test was performed four times by a reciprocating method using a blade with a load of 510 g according to Japanese Automotive Standard (JASO) -D608-87, and the minimum number of conductor exposures was shown.
【００２０】(2) 難燃性 ＪＡＳＯ−Ｄ６０８−８７に準拠し、試料３００ｍｍを
水平に支持し、ブンゼンバーナの還元炎を１０秒間当て
た後の残炎時間を測定した。残炎時間が３０秒以内を合
格、３０秒を越えるものを不合格と判定した。(2) Flame retardancy According to JASO-D608-87, a sample 300 mm was horizontally supported, and the afterflame time after applying a Bunsen burner reducing flame for 10 seconds was measured. A residual flame time of 30 seconds or less was judged as pass, and a flame time of more than 30 seconds was judged as unacceptable.
【００２１】表１に示すように本発明に係る実施例１〜
４の各試料の難燃性は良好でかつ耐摩耗性に優れている
ことが分る。As shown in Table 1, Examples 1 to 4 according to the present invention
It can be seen that each sample of No. 4 has good flame retardancy and excellent wear resistance.
【００２２】これに対し無水マレイン酸変牲ポリエチレ
ン無添加の比較例１、未照射の比較例２、シランカップ
リング剤以外の表面処理剤で処理した水酸化マグネシウ
ムを用いた比較例３及び融点が限定値未満のポリマを使
用した比較例４は、いずれも耐摩耗性が１００回以下で
低い。水酸化マグネシウムの混和量が限定値未満の比較
例５では難燃性が不合格となり、また限定値を越えると
比較例６では耐摩耗性が著しく低下する。In contrast, Comparative Example 1 containing no maleic anhydride-modified polyethylene, Comparative Example 2 not irradiated, Comparative Example 3 using magnesium hydroxide treated with a surface treatment agent other than the silane coupling agent, and a melting point of Comparative Example 4 using a polymer having a value less than the limit value has a low abrasion resistance of 100 times or less. In Comparative Example 5 in which the amount of magnesium hydroxide added is less than the limit value, the flame retardancy is rejected. In contrast, when the amount exceeds the limit value, in Comparative Example 6, the wear resistance is significantly reduced.
【００２３】[0023]
【発明の効果】本発明によれば耐摩耗性に優れ、かつ焼
却時に腐食性の高いハロゲン系ガスを発生せず、環境汚
染防止に有効な難燃薄肉絶縁電線を実現できる。According to the present invention, a flame-retardant thin-walled insulated wire which is excellent in abrasion resistance and does not generate a highly corrosive halogen gas during incineration and is effective in preventing environmental pollution can be realized.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ // Ｃ０８Ｌ 23/26 Ｈ０１Ｂ 7/34 Ｂ (56)参考文献 特開 平５−54723（ＪＰ，Ａ) 特開 昭61−225715（ＪＰ，Ａ) 特開 平２−78116（ＪＰ，Ａ) 特開 昭58−59241（ＪＰ，Ａ) 特開 平４−368716（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) H01B 7/17 - 7/295 H01B 3/44 H01B 7/02 C08L 23/26 ──────────────────────────────────────────────────続 き Continuation of the front page (51) Int.Cl. 7 Identification symbol FI // C08L 23/26 H01B 7/34 B (56) References JP-A-5-54723 (JP, A) JP-A-61- 225715 (JP, A) JP-A-2-78116 (JP, A) JP-A-58-59241 (JP, A) JP-A-4-368716 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) H01B 7 /17-7/295 H01B 3/44 H01B 7/02 C08L 23/26
Claims (5)
選ばれる融点１２０℃以上のポリオレフィンとカルボン
酸変性ポリマとのブレンドポリマ１００重量部に対して
シランカップリング剤で表面処理した水酸化マグネシウ
ムを３０〜１００重量部含有する組成物を導体上に被覆
し架橋して厚さ０．１〜０．６ｍｍの絶縁層を形成して
なることを特徴とする耐摩耗性難燃薄肉絶縁電線。1. From high density polyethylene or polybutene
A composition containing 30 to 100 parts by weight of magnesium hydroxide surface-treated with a silane coupling agent with respect to 100 parts by weight of a blend polymer of a selected polyolefin having a melting point of 120 ° C. or more and a carboxylic acid-modified polymer is coated on a conductor. wear resistant flame retardant thin insulated wire which is characterized by comprising an insulating layer having a thickness of 0.1~0.6mm crosslinked.
チレン、中密度ポリエチレン、高密度ポリエチレン、ポ
リプロピレン、エチレン酢酸ビニルコポリマから選ばれ
るいずれか一種にカルボン酸をグラフト又は共重合した
ものである請求項１記載の耐摩耗性難燃薄肉絶縁電線。2. The carboxylic acid-modified polymer is a low-density polymer.
Tylene, medium density polyethylene, high density polyethylene,
Selected from propylene, ethylene vinyl acetate copolymer
Carboxylic acid grafted or copolymerized on any one of
The abrasion-resistant flame-retardant thin-walled insulated wire according to claim 1 .
選ばれる融点１２０℃以上のポリオレフィンとカルボン
酸変性ポリマとの含有重量比は９７／３〜７０／３０で
ある請求項１記載の耐摩耗性難燃薄肉絶縁電線。3. The wear-resistant flame-retardant thin wall according to claim 1 , wherein the content ratio by weight of the polyolefin having a melting point of 120 ° C. or higher selected from high-density polyethylene or polybutene to the carboxylic acid-modified polymer is 97/3 to 70/30. Insulated wires.
〜５μｍのものである請求項１記載の耐摩耗性難燃薄肉
絶縁電線。4. The magnesium hydroxide has an average particle size of 0.1.
2. A wear-resistant, flame-retardant thin wall according to claim 1, which has a thickness of from 5 to 5 [mu] m.
Insulated wires .
求項１記載の耐摩耗性難燃薄肉絶縁電線。5. The carboxylic acid is maleic anhydride.
The wear-resistant flame-retardant thin-walled insulated wire according to claim 1 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22323393A JP3278997B2 (en) | 1993-09-08 | 1993-09-08 | Wear-resistant flame-retardant thin-walled insulated wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22323393A JP3278997B2 (en) | 1993-09-08 | 1993-09-08 | Wear-resistant flame-retardant thin-walled insulated wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0778518A JPH0778518A (en) | 1995-03-20 |
| JP3278997B2 true JP3278997B2 (en) | 2002-04-30 |
Family
ID=16794889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22323393A Expired - Lifetime JP3278997B2 (en) | 1993-09-08 | 1993-09-08 | Wear-resistant flame-retardant thin-walled insulated wire |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3278997B2 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100341113B1 (en) * | 1999-12-30 | 2002-06-20 | 권문구 | Low smoke and flame resistant composition |
| US6866932B2 (en) | 2000-01-20 | 2005-03-15 | Sumitomo Wiring Systems, Ltd. | Olefin-based resin composition, method of making it and electrical wire covered with it |
| JP4795528B2 (en) | 2000-11-30 | 2011-10-19 | 住友電装株式会社 | Olefin resin composition and coated electric wire |
| JP4808840B2 (en) | 2000-12-01 | 2011-11-02 | 住友電装株式会社 | Olefin resin composition and coated electric wire |
| US20020108772A1 (en) | 2000-12-12 | 2002-08-15 | Sumitomo Wiring Systems, Ltd. | Electrical wire having resin composition covering |
| EP1215685A1 (en) * | 2000-12-12 | 2002-06-19 | Sumitomo Wiring Systems, Ltd. | Electrical wire having a covering of a resin composition |
| EP1215237A3 (en) * | 2000-12-12 | 2003-05-21 | Sumitomo Wiring Systems, Ltd. | Electrical wire having a covering of a resin composition |
| EP1221464B1 (en) | 2001-01-09 | 2007-09-26 | Sumitomo Wiring Systems, Ltd. | Resin composition, method of making it and electrical wire covered with it |
| US6414068B1 (en) | 2001-01-16 | 2002-07-02 | Sumitomo Wiring Systems, Ltd. | Olefin-based resin composition |
| JP3935320B2 (en) * | 2001-01-19 | 2007-06-20 | 住友電装株式会社 | RESIN COMPOSITION, PROCESS FOR PRODUCING THE SAME, AND ELECTRIC CABLE |
| WO2005013291A1 (en) * | 2003-07-30 | 2005-02-10 | Sumitomo Electric Industries, Limited | Nonhalogenated flame resistant cable |
| JP2008169256A (en) * | 2007-01-10 | 2008-07-24 | Mitsui Chemicals Inc | Propylene resin composition, and molded article and electric wire made thereof |
| KR100997825B1 (en) * | 2008-08-27 | 2010-12-01 | 엘에스전선 주식회사 | Flame retardant polypropylene insulated resin composition with improved dispersibility and mechanical properties and insulated wire using same |
| JP2010157413A (en) * | 2008-12-26 | 2010-07-15 | Hitachi Cable Ltd | Non-halogen flame retardant electric wire/cable |
-
1993
- 1993-09-08 JP JP22323393A patent/JP3278997B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0778518A (en) | 1995-03-20 |
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