JPH01154404A - Cab tire cable with elastomer coverage including fluorine - Google Patents
Cab tire cable with elastomer coverage including fluorineInfo
- Publication number
- JPH01154404A JPH01154404A JP62313040A JP31304087A JPH01154404A JP H01154404 A JPH01154404 A JP H01154404A JP 62313040 A JP62313040 A JP 62313040A JP 31304087 A JP31304087 A JP 31304087A JP H01154404 A JPH01154404 A JP H01154404A
- Authority
- JP
- Japan
- Prior art keywords
- tetrafluoroethylene
- cable
- propylene
- coverage layer
- including fluorine
- 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.)
- Pending
Links
- 229920001971 elastomer Polymers 0.000 title claims description 7
- 239000000806 elastomer Substances 0.000 title claims description 7
- 229910052731 fluorine Inorganic materials 0.000 title claims description 7
- 239000011737 fluorine Substances 0.000 title claims description 7
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 title 1
- 229920006172 Tetrafluoroethylene propylene Polymers 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 18
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 9
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 6
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 6
- 229910000077 silane Inorganic materials 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 abstract description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 abstract description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 abstract description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 abstract description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract description 2
- 239000005977 Ethylene Substances 0.000 abstract description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 abstract 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 abstract 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract 1
- 239000000920 calcium hydroxide Substances 0.000 abstract 1
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 11
- -1 butene-11 isobutyne Chemical compound 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000391 magnesium silicate Substances 0.000 description 3
- 229910052919 magnesium silicate Inorganic materials 0.000 description 3
- 235000019792 magnesium silicate Nutrition 0.000 description 3
- ZADYMNAVLSWLEQ-UHFFFAOYSA-N magnesium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[Mg+2].[Si+4] ZADYMNAVLSWLEQ-UHFFFAOYSA-N 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 125000005907 alkyl ester group Chemical group 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 150000001451 organic peroxides Chemical class 0.000 description 2
- 229920000768 polyamine Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- DNJRKFKAFWSXSE-UHFFFAOYSA-N 1-chloro-2-ethenoxyethane Chemical compound ClCCOC=C DNJRKFKAFWSXSE-UHFFFAOYSA-N 0.000 description 1
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- JJRUAPNVLBABCN-UHFFFAOYSA-N 2-(ethenoxymethyl)oxirane Chemical compound C=COCC1CO1 JJRUAPNVLBABCN-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- BIISIZOQPWZPPS-UHFFFAOYSA-N 2-tert-butylperoxypropan-2-ylbenzene Chemical compound CC(C)(C)OOC(C)(C)C1=CC=CC=C1 BIISIZOQPWZPPS-UHFFFAOYSA-N 0.000 description 1
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- KUYPVEUMNFJTGI-UHFFFAOYSA-N N,N,N',N'-tetrakis(ethenyl)hexane-1,6-diamine Chemical group C=CN(C=C)CCCCCCN(C=C)C=C KUYPVEUMNFJTGI-UHFFFAOYSA-N 0.000 description 1
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 238000010382 chemical cross-linking Methods 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 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
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920000131 polyvinylidene Polymers 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- KJAMZCVTJDTESW-UHFFFAOYSA-N tiracizine Chemical compound C1CC2=CC=CC=C2N(C(=O)CN(C)C)C2=CC(NC(=O)OCC)=CC=C21 KJAMZCVTJDTESW-UHFFFAOYSA-N 0.000 description 1
- 229960001124 trientine Drugs 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/544—Marks applied to semiconductor devices or parts, e.g. registration marks, alignment structures, wafer maps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/5442—Marks applied to semiconductor devices or parts comprising non digital, non alphanumeric information, e.g. symbols
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54453—Marks applied to semiconductor devices or parts for use prior to dicing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54473—Marks applied to semiconductor devices or parts for use after dicing
- H01L2223/5448—Located on chip prior to dicing and remaining on chip after dicing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Organic Insulating Materials (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、テトラフルオロエチレン−プロピレン系共重
合体を主体とした被覆層を有する耐屈曲疲労性に優れた
含ふっ素エラストマ被覆キャブタイヤケーブルに関する
ものである。Detailed Description of the Invention [Field of Industrial Application] The present invention relates to a fluorine-containing elastomer-coated cabtyre cable having a coating layer mainly composed of a tetrafluoroethylene-propylene copolymer and having excellent bending fatigue resistance. It is something.
［従来の技術］
テトラフルオロエチレン−プロピレン系共重合体は、高
度の熱安定性、電気絶縁性、耐熱性、耐油性、耐薬品性
、難燃性を有する架橋可能な含ふっ素エラストマ共重合
体として知られており、かかる共重合体を導体または電
線コア外周に被覆することにより、極めて優れた特性の
電線・ケーブルを得ることが可能である。[Prior art] Tetrafluoroethylene-propylene copolymer is a crosslinkable fluorine-containing elastomer copolymer that has high thermal stability, electrical insulation, heat resistance, oil resistance, chemical resistance, and flame retardancy. By coating the outer periphery of a conductor or wire core with such a copolymer, it is possible to obtain wires and cables with extremely excellent characteristics.
テトラフルオロエチレン−プロピレン系共重合体をキャ
ブタイヤケーブルの被覆に適用する場合、耐屈曲疲労性
の向上を目的として、けい酸マグネシウムや炭酸カルシ
ウムを配合することが検討されてきている。When applying a tetrafluoroethylene-propylene copolymer to the coating of a cabtyre cable, consideration has been given to incorporating magnesium silicate or calcium carbonate in order to improve bending fatigue resistance.
［発明が解決しようとする問題点］
けい酸マグネシウムや炭酸カルシウムを配合することに
より、耐屈曲疲労性が改善されるものの、引裂き強さが
劣るという問題が新たに指摘されるに至った。[Problems to be Solved by the Invention] Although bending fatigue resistance is improved by incorporating magnesium silicate or calcium carbonate, a new problem has been pointed out that the tear strength is inferior.
本発明は、上記に基づいてなされたものであり、耐屈曲
疲労性及び引裂き強さに優れた含ふっ素エラストマ被覆
キャブタイヤケーブルの提供を目的とするものである。The present invention has been made based on the above, and aims to provide a fluorine-containing elastomer-coated cabtyre cable that has excellent bending fatigue resistance and tear strength.
Ｕ問題点を解決するための手段］
本発明の含ふっ素エラストマ被覆キャブタイヤケーブル
は、テトラフルオロエチレン−プロピレン系共重合体１
００重量部に対し、シラン処理した炭酸カルシウムを１
０〜１００重量部含有する組成物の被覆層を設け、該被
覆層を架橋して構成したことを特徴とするものである。Means for Solving Problem U] The fluorine-containing elastomer-coated cabtire cable of the present invention comprises a tetrafluoroethylene-propylene copolymer 1
00 parts by weight, 1 part of silane-treated calcium carbonate
It is characterized in that a coating layer of a composition containing 0 to 100 parts by weight is provided, and the coating layer is crosslinked.
本発明において、テトラフルオロエチレン−プロピレン
系共重合体としては、主成分のテトラフルオロエチレン
とプロピレンに加えて、これらと共重合可能な成分、例
えば、エチレン、ブテン−１１イソブチン、アクリル酸
およびそのアルキルエステル、メタクリル酸およびその
アルキルエステル、ふり化ビニル、ぶつ化ビニリデン、
ヘキサフルオロプロペン、クロロエチルビニルエーテル
、グリシジルビニルエーテル、クロロトリフルオロエチ
レン、パーフルオロアルキルビニルエーテル等を適宜含
有せしめたものでもよい。In the present invention, the tetrafluoroethylene-propylene copolymer includes, in addition to the main components tetrafluoroethylene and propylene, components copolymerizable with these, such as ethylene, butene-11 isobutyne, acrylic acid, and its alkyl esters, methacrylic acid and its alkyl esters, vinyl fluoride, vinylidene butyrate,
It may contain hexafluoropropene, chloroethyl vinyl ether, glycidyl vinyl ether, chlorotrifluoroethylene, perfluoroalkyl vinyl ether, etc. as appropriate.
テトラフルオロエチレン−プロピレン系共重合体は耐熱
性、成形性等の面からテトラフルオロエチレン／プロピ
レンの含有モル比が９５１５〜３０／７０の範囲から選
定するのが望ましく、特に好ましくは、９０／１０〜４
５１５５である。また、適宜加えられる主成分以外の成
分の含何量としては５０モル％以下、特に３０モル９６
以下の範囲から選定することが望ましい。The tetrafluoroethylene-propylene copolymer is desirably selected from the viewpoint of heat resistance, moldability, etc., with a molar ratio of tetrafluoroethylene/propylene in the range of 9515 to 30/70, particularly preferably 90/10. ~4
It is 5155. In addition, the content of components other than the main component that may be added as appropriate is 50 mol% or less, especially 30 mol 96
It is desirable to select from the following ranges.
シラン処理した炭酸カルシウムは、テトラフルオロエチ
レン−プロピレン系共重合体１００重量部に対して１０
〜１００重量部の範囲で含有させる必要がある。この範
囲を外れる場合は、耐屈曲疲労性を改善することができ
ない。又、無処理の炭酸カルシウムを使用すると、引裂
き強さが劣る。The amount of silane-treated calcium carbonate was 10 parts by weight per 100 parts by weight of the tetrafluoroethylene-propylene copolymer.
It is necessary to contain it in a range of 100 parts by weight. If it is outside this range, the bending fatigue resistance cannot be improved. Furthermore, when untreated calcium carbonate is used, the tear strength is inferior.
テトラフルオロエチレン−プロピレン系共重合体および
シラン処理炭酸カルシウムを含む組成物は導体又は電線
コア外周に押出被覆された後に架橋される。架橋方法と
しては、有機過酸化物やアミン類等の添加による化学架
橋が好ましく採用可能である。有機過酸化物としては、
ジ−ｔ−ブチルパーオキシド、ｔ−ブチルクミルパーオ
キサイド、ジクミルパーオキサイド、２，５−ジメチル
−２，５−ジー（ｔ−ブチルパーオキシ）−ヘキシン−
３，１゜３−ビス−（ｔ−ブチルパーオキシ−イソプロ
ピル）ベンゼン等があげられる。アミン類としては、ヘ
キサメチレンジアミン、テトラエチレンペンタミン、ト
リエチレンテトラミン等のいわゆるアルキルポリアミン
あるいはそのカルバミン酸、シンナミリデン酸等の塩、
又はピペラジン、ピペリジン、ピリジン、アニリン、フ
ェナンスロリン等のアロマチイックポリアミン及びその
塩等があげられる。A composition containing a tetrafluoroethylene-propylene copolymer and silane-treated calcium carbonate is extrusion coated around the conductor or wire core, and then crosslinked. As the crosslinking method, chemical crosslinking by adding organic peroxides, amines, etc. can be preferably employed. As organic peroxides,
Di-t-butyl peroxide, t-butylcumyl peroxide, dicumyl peroxide, 2,5-dimethyl-2,5-di(t-butylperoxy)-hexyne-
Examples include 3,1°3-bis-(t-butylperoxy-isopropyl)benzene. Examples of amines include so-called alkyl polyamines such as hexamethylene diamine, tetraethylene pentamine, and triethylene tetramine, or their salts such as carbamic acid and cinnamylidene acid;
Or aromatic polyamines such as piperazine, piperidine, pyridine, aniline, phenanthroline, and salts thereof.
本発明では、上記成分以外にポリぷり化ビニリデン、エ
チレン−テトラフルオロエチレン共重合体、ポリテトラ
フルオロエチレン等のふっ素樹脂、ぶつ化ビニリデン−
へキサフルオロプロピレン共重合体に代表されるふっ素
ゴム等を適宜混合してもよい。又、その他、補強剤、顔
料、滑剤、押出助剤、酸化防止剤、安定剤等を適宜配合
してもよい。In the present invention, in addition to the above-mentioned components, fluororesins such as polyvinylidene puratide, ethylene-tetrafluoroethylene copolymer, polytetrafluoroethylene, vinylidene butenide
Fluororubber, typified by hexafluoropropylene copolymer, etc. may be mixed as appropriate. In addition, reinforcing agents, pigments, lubricants, extrusion aids, antioxidants, stabilizers, and the like may be appropriately blended.
［発明の実施例］
第１表の各側に示す配合に従って各種成分を５０〜６０
℃に加熱したロールで１５分間混練することにより均一
に混練した。次に、これを１２５ｍｍ押出機を用い、断
面積０．７５ｍｍ”の銅撚線外周に厚さｌ。[Embodiments of the invention] Various ingredients were mixed in amounts of 50 to 60% according to the formulations shown on each side of Table 1.
The mixture was kneaded uniformly by kneading for 15 minutes using rolls heated to .degree. Next, using a 125 mm extruder, this was formed into a stranded copper wire having a cross-sectional area of 0.75 mm and a thickness of l.
１ｍｍに被覆し、１３気圧の水蒸気中（約１９０°Ｃ）
に３分間保持することにより架橋して絶縁コアを製造し
た。Covered to a thickness of 1 mm, in water vapor at 13 atm (approximately 190°C)
The insulating core was produced by crosslinking by holding for 3 minutes.
次にこの絶縁コアを２本撚合せた外周に、−に記と同じ
混練物を１２５ｒｎｍ押出機を用いて厚さ１．８ｍｍに
押出被覆してシースを形成し、架橋缶内で１４５℃の水
蒸気に９０分間保持ことにより架橋して外径が１１．Ｏ
ｍｍのキャブタイヤケーブルを製造した。Next, the outer periphery of the two twisted insulating cores was coated with the same kneaded material as described in - to a thickness of 1.8 mm using a 125 nm extruder to form a sheath. By keeping it in water vapor for 90 minutes, it crosslinks and the outer diameter becomes 11. O
A cabtyre cable of mm was manufactured.
各側のキャブタイヤケーブルについて引裂き強度及び耐
屈曲疲労性を測定した結果を第１表の下欄に示した。な
お、耐屈曲疲労性は、一定温度５０℃の雰囲気中におい
て、ケーブルをその１０倍径のマンドレルに押しあてて
繰返し屈曲を与え、シースに亀裂が発生するまでの屈曲
回数により評価した。The tear strength and bending fatigue resistance of the cabtire cables on each side were measured and the results are shown in the lower column of Table 1. The bending fatigue resistance was evaluated by repeatedly bending the cable by pressing it against a mandrel with a diameter 10 times that of the cable in an atmosphere at a constant temperature of 50° C., and determining the number of bends until cracks occurred in the sheath.
本発明の範囲にある実施例１〜３ではいずれも引裂き強
さ及び耐屈曲疲労性において良好な特性を示している。Examples 1 to 3 within the scope of the present invention all exhibit good properties in terms of tear strength and bending fatigue resistance.
比較例１はシラン処理炭酸カルシウムの含有量が本発明
の規定値に満たない場合、比較例２は規定値を越える場
合であり、それぞれ耐屈曲疲労性が劣る。比較例３はけ
い酸マグネシウムを使用した場合、比較例４は無処理の
炭酸マグネシウムを使用した場合であり、それぞれ引裂
き強さが劣る。Comparative Example 1 is a case in which the content of silane-treated calcium carbonate is less than the specified value of the present invention, and Comparative Example 2 is a case in which the content exceeds the specified value, and the bending fatigue resistance is inferior in each case. Comparative Example 3 uses magnesium silicate, and Comparative Example 4 uses untreated magnesium carbonate, both of which have inferior tear strength.
［発明の効果］
以上説明してきた通り、本発明は、テトラフルオロエチ
レン−プロピレン系共重合体に対し、シラン処理した炭
酸カルシウムを配合したものであり、優れた耐屈曲疲労
性及び引裂き強さを有する含ふっ素エラストマ被覆キャ
ブタイヤケーブルを実現できるようになる。[Effects of the Invention] As explained above, the present invention is a tetrafluoroethylene-propylene copolymer blended with silane-treated calcium carbonate, and has excellent bending fatigue resistance and tear strength. This makes it possible to realize a cabtyre cable coated with a fluorine-containing elastomer.
Claims (1)
１００重量部に対し、シラン処理した炭酸カルシウムを
１０〜１００重量部含有する組成物の被覆層を有し、該
被覆層は架橋されていることを特徴とする含ふっ素エラ
ストマ被覆キャブタイヤケーブル。(1) It has a coating layer of a composition containing 10 to 100 parts by weight of silane-treated calcium carbonate per 100 parts by weight of a tetrafluoroethylene-propylene copolymer, and the coating layer is crosslinked. Features a fluorine-containing elastomer coated cabtire cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62313040A JPH01154404A (en) | 1987-12-10 | 1987-12-10 | Cab tire cable with elastomer coverage including fluorine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62313040A JPH01154404A (en) | 1987-12-10 | 1987-12-10 | Cab tire cable with elastomer coverage including fluorine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01154404A true JPH01154404A (en) | 1989-06-16 |
Family
ID=18036478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62313040A Pending JPH01154404A (en) | 1987-12-10 | 1987-12-10 | Cab tire cable with elastomer coverage including fluorine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01154404A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014141599A (en) * | 2013-01-25 | 2014-08-07 | Hitachi Metals Ltd | Fluorine-containing elastomer composition, and insulated wire using the same |
-
1987
- 1987-12-10 JP JP62313040A patent/JPH01154404A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014141599A (en) * | 2013-01-25 | 2014-08-07 | Hitachi Metals Ltd | Fluorine-containing elastomer composition, and insulated wire using the same |
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