JPS59190019U - Flame retardant, low smoke coaxial cable - Google Patents
Flame retardant, low smoke coaxial cableInfo
- Publication number
- JPS59190019U JPS59190019U JP8669383U JP8669383U JPS59190019U JP S59190019 U JPS59190019 U JP S59190019U JP 8669383 U JP8669383 U JP 8669383U JP 8669383 U JP8669383 U JP 8669383U JP S59190019 U JPS59190019 U JP S59190019U
- Authority
- JP
- Japan
- Prior art keywords
- carbonate
- coaxial cable
- smoke
- low
- filler
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は、各種充填剤添加量と酸素指数の関係を示すグ
ラフである。第２図は、各種充填剤添加量と発煙量の関
係を示すグラフである。第３図は、充填剤中のホウ酸亜
鉛の添加比率と発煙量の関係を示すグラフである。第４
図は、充填剤中のホウ酸亜鉛の添加比率と酸素指数の関
係を示すグラフである。第５図は、同軸ケーブルの断面
図で、１は金属導体、２は絶縁層、３は金属導体編組、
４は外部被覆層である。FIG. 1 is a graph showing the relationship between the amount of various fillers added and the oxygen index. FIG. 2 is a graph showing the relationship between the amount of various fillers added and the amount of smoke generated. FIG. 3 is a graph showing the relationship between the addition ratio of zinc borate in the filler and the amount of smoke generated. Fourth
The figure is a graph showing the relationship between the addition ratio of zinc borate in the filler and the oxygen index. Figure 5 is a cross-sectional view of a coaxial cable, where 1 is a metal conductor, 2 is an insulating layer, 3 is a metal conductor braid,
4 is an outer coating layer.
Claims (1)
導体編組を施した後、酢酸ビニル含有量が５０重量％以
上のエチレン−酢酸ビニル共重合体を主体とするポリオ
レフィン樹脂組成物に、充填剤として水和金属酸化物あ
るいは金属炭酸塩とホウ酸亜鉛とを両者台せて１００重
量部以上添加し、かつ充填剤中のホウ酸亜鉛の比率が０
゜２５〜０．７５である樹脂組成物で被覆し、放射線に
より架橋することを特徴とする難燃、低煙同軸ケーブル
。 （２）フッ素樹脂が、ポリビニリデンフルオライド（Ｐ
ＶＤＦ）、テトラフルオロエチレン−ヘキサフルオロプ
ロピレン共重合体（ＦＥＰ）又は、テトラフルオロエチ
レン−パーフルオロアルキルビニルエーテル共重合体（
ＰＦＡ）である実用新案登録請求の範囲第（１）項記載
の難燃、低煙同軸ケーブル。 、（３）水和金属酸化物が、水酸化アルミニウム、水酸
化マグネシウム、水酸化カルシウム、水酸化バリウムか
ら成る群より選ばれたものである実用新案登録請求の範
囲第（１）項記載の難燃、低煙同軸ケーブル。 （４）金属炭酸塩が炭酸マグネシウム、炭酸マグネ−シ
ウムカルシウム、炭酸カルシウム、炭酸亜鉛、炭酸バリ
ウムから成る群より選ばれたものである実用新案登録請
求の範囲第（１）項記載の難燃、低煙同軸ケーブル。[Claims for Utility Model Registration] (1) After applying a metal conductor braid to an insulated wire using a fluororesin as an insulating layer, an ethylene-vinyl acetate copolymer with a vinyl acetate content of 50% by weight or more is applied. 100 parts by weight or more of both a hydrated metal oxide or metal carbonate and zinc borate are added as a filler to a polyolefin resin composition based on the filler, and the ratio of zinc borate in the filler is 0.
A flame-retardant, low-smoke coaxial cable characterized by being coated with a resin composition having a temperature of 0.25 to 0.75 and crosslinked by radiation. (2) The fluororesin is polyvinylidene fluoride (P
VDF), tetrafluoroethylene-hexafluoropropylene copolymer (FEP), or tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer (
A flame-retardant, low-smoke coaxial cable according to claim (1) of the utility model registration claim, which is PFA). , (3) The problem stated in claim (1) of the utility model registration claim is that the hydrated metal oxide is selected from the group consisting of aluminum hydroxide, magnesium hydroxide, calcium hydroxide, and barium hydroxide. Highly flammable, low smoke coaxial cable. (4) The flame retardant according to claim 1, wherein the metal carbonate is selected from the group consisting of magnesium carbonate, magnesium calcium carbonate, calcium carbonate, zinc carbonate, and barium carbonate; Low smoke coaxial cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8669383U JPS59190019U (en) | 1983-06-06 | 1983-06-06 | Flame retardant, low smoke coaxial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8669383U JPS59190019U (en) | 1983-06-06 | 1983-06-06 | Flame retardant, low smoke coaxial cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59190019U true JPS59190019U (en) | 1984-12-17 |
| JPH0452893Y2 JPH0452893Y2 (en) | 1992-12-11 |
Family
ID=30216619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8669383U Granted JPS59190019U (en) | 1983-06-06 | 1983-06-06 | Flame retardant, low smoke coaxial cable |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59190019U (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8053159B2 (en) | 2003-11-18 | 2011-11-08 | Honeywell International Inc. | Antireflective coatings for via fill and photolithography applications and methods of preparation thereof |
| ES2595035T3 (en) * | 2008-08-15 | 2016-12-27 | Otis Elevator Company | Load bearing element for an elevator with a polymer jacket that has a flame retardant in the polymer jacket material |
-
1983
- 1983-06-06 JP JP8669383U patent/JPS59190019U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0452893Y2 (en) | 1992-12-11 |
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