JPH01129037A - Bonding of steel cord to rubber - Google Patents
Bonding of steel cord to rubberInfo
- Publication number
- JPH01129037A JPH01129037A JP62285265A JP28526587A JPH01129037A JP H01129037 A JPH01129037 A JP H01129037A JP 62285265 A JP62285265 A JP 62285265A JP 28526587 A JP28526587 A JP 28526587A JP H01129037 A JPH01129037 A JP H01129037A
- Authority
- JP
- Japan
- Prior art keywords
- rubber
- steel cord
- rubber composition
- bonding
- hexamethoxymethylmelamine
- 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 abstract description 62
- 239000005060 rubber Substances 0.000 title claims abstract description 62
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 43
- 239000010959 steel Substances 0.000 title claims abstract description 43
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 25
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 14
- BNCADMBVWNPPIZ-UHFFFAOYSA-N 2-n,2-n,4-n,4-n,6-n,6-n-hexakis(methoxymethyl)-1,3,5-triazine-2,4,6-triamine Chemical compound COCN(COC)C1=NC(N(COC)COC)=NC(N(COC)COC)=N1 BNCADMBVWNPPIZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 4
- 238000004073 vulcanization Methods 0.000 claims description 4
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 2
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 6
- 238000002156 mixing Methods 0.000 abstract description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 229960001755 resorcinol Drugs 0.000 description 9
- 230000001070 adhesive effect Effects 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000004615 ingredient Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 102100035619 DNA-(apurinic or apyrimidinic site) lyase Human genes 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- 101001137256 Homo sapiens DNA-(apurinic or apyrimidinic site) lyase Proteins 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229960004279 formaldehyde Drugs 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 241001124569 Lycaenidae Species 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 241000269821 Scombridae Species 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000003849 aromatic solvent Substances 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 235000014987 copper Nutrition 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000020640 mackerel Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- -1 methyl ethyl ketone Chemical class 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 239000013638 trimer Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
Landscapes
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Reinforced Plastic Materials (AREA)
- Laminated Bodies (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Tyre Moulding (AREA)
Abstract
Description
【発明の詳細な説明】 Ｃ発明の技術分野〕 本発明はスチールコードとゴムとの接着方法に関する。[Detailed description of the invention] Technical field of invention C] The present invention relates to a method of bonding steel cord and rubber.
従来、ゴムにレゾルシンまたはレゾルシンとホルマリン
との初期締金物と、ホルマリンドナー、たとえばヘキサ
メトキシメチルメラミン（日本規格協会発行「ゴム材料
選択のポイントＪ （１９７２）第１２２頁、表２．１
．８参照）とを配合したゴム組成物を使用してスチール
コードとゴムとを接着する方法が知られており、。Conventionally, an initial clamp of resorcin or resorcin and formalin was used for rubber, and a formalin donor, for example, hexamethoxymethylmelamine (Japanese Standards Association, Points for Selecting Rubber Materials J (1972), p. 122, Table 2.1
．． There is a known method of bonding a steel cord and rubber using a rubber composition blended with (see 8).
上記ヘキサメトキシメチルメラミン（以下、ＦＩＭＨＭ
と略す）は、スチールコードの鯖の発生防止に有効であ
るが、ゴムの破断強度を低下させると言う欠点があった
。その理由としては、ゴム中に配合したレゾルシンまた
はレゾルシンとホルマリンとの初期締金物とホルマリン
ドナーとからなる、所謂ＲＦコンパウンドがゴム中で樹
脂化するためと考えられる。The above hexamethoxymethylmelamine (hereinafter referred to as FIMHM)
) is effective in preventing the occurrence of mackerel in steel cords, but it has the disadvantage of reducing the breaking strength of the rubber. The reason for this is thought to be that the so-called RF compound, which consists of an initial clamp of resorcin or resorcin and formalin blended into the rubber, and a formalin donor, turns into a resin in the rubber.
本発明の目的は、上記ゴム中に練り込まれたＲＦコンパ
ウンドの樹脂化を防止し、ゴムの破断強度の低下を極力
低い水準に止め、かつスチールコードとゴムとの間の接
着力を向上させる接着方法を提供することである。The purpose of the present invention is to prevent the RF compound kneaded into the rubber from turning into a resin, to keep the decrease in the breaking strength of the rubber to the lowest possible level, and to improve the adhesive strength between the steel cord and the rubber. An object of the present invention is to provide an adhesive method.
このような本発明の目的は、表面にヘキサメトキシメチ
ルメラミンを塗付したスチールコードに０．５〜３重量
部の範囲量のレゾルシンおよび／またはそのホルムアル
デヒド縮合物を配合したゴム組成物を付与し、加硫する
ことにより達成することができる。The object of the present invention is to apply a rubber composition containing resorcin and/or its formaldehyde condensate in an amount ranging from 0.5 to 3 parts by weight to a steel cord whose surface is coated with hexamethoxymethylmelamine. , can be achieved by vulcanization.
本発明方法に使用するスチールコードは、予めＨＭＭＭ
が塗付されていることが重要である。The steel cord used in the method of the present invention is made of HMMM in advance.
It is important that it is painted.
このＨＭＭＭは粘稠な液体であり、次の一般式によって
表される化合物で、室温でやや結晶性を示すため、一般
に、若干の２量体・３量体を含ませて加工性を改善した
もの、たとえば三井すイアナミツト社からＣＹＲＥＺ
９３６ Ｒｅ５ｉｎ’の商品名で市販されているものが
ある。This HMMM is a viscous liquid and is a compound represented by the following general formula, and because it shows some crystallinity at room temperature, it is generally added with some dimers and trimers to improve processability. For example, CYREZ from Mitsui Suiana Mits.
There is one commercially available under the trade name 936 Re5in'.
人
ＣＨｘ−０−Ｃ１ｈ ＣＨｚ−０−ＣＨｓそし
て該ＨＭＭＭは、直接スチールコードに塗付することも
可能であるが、均一にむらなく塗付するためには、有機
溶剤、たとえばトルエンのような芳香族系溶剤、酢酸エ
チル、メチルアルコールに代表されるアルコール類、メ
チルエチルケトンに代表されるケトン類などの有機溶剤
に溶解し、得られた所定濃度、たとえば１〜８０重Ｎχ
の溶液、またはエマルジョンなどの分散液を作製し、こ
れらの溶液または分散液中にスチールコードを浸漬した
り、該溶液または分散液をスプレー、コーティングなど
の手段により塗付するのがよい。上記ＨＭＭＨのスチー
ルコードに対する塗付量は、特に限定されるものではな
いが、通常、スチールコードの表面に対して０．１〜１
０ｍｇ／ｃｎ＋”がよい。Human CHx-0-C1h CHz-0-CHs and the HMMM can be applied directly to the steel cord, but in order to apply it evenly and evenly, it is necessary to use an organic solvent, such as an aromatic solvent such as toluene. A predetermined concentration obtained by dissolving in an organic solvent such as a family solvent, an alcohol such as ethyl acetate or methyl alcohol, or a ketone such as methyl ethyl ketone, for example, 1 to 80 Nχ
It is preferable to prepare a solution or a dispersion such as an emulsion, and to immerse a steel cord in the solution or dispersion, or to apply the solution or dispersion by means such as spraying or coating. The amount of HMMH applied to the steel cord is not particularly limited, but is usually 0.1 to 1
0mg/cn+” is good.
本発明に使用する上記スチールコードとしては、公知の
ものが使用され、特に限定されるものではないが、好ま
しくはプラス（真鍮）メツキされたスチールコードを使
用するのがよい。As the above-mentioned steel cord used in the present invention, publicly known steel cords can be used, and although there are no particular limitations, it is preferable to use a plus (brass) plated steel cord.
本発明のゴム組成物を構成するゴムとしては、たとえば
天然ゴム（ＮＲ） 、スチレン・ブタジェン共重合ゴム
（ＳＢＲ） 、ポリブタジェンゴム（ＢＲ）およびそれ
らの混合物などを挙げることができる。Examples of the rubber constituting the rubber composition of the present invention include natural rubber (NR), styrene-butadiene copolymer rubber (SBR), polybutadiene rubber (BR), and mixtures thereof.
これらのゴムには、その接着性の向上のために、レゾル
シンおよび／またはそのホルムアルデヒド縮合物が配合
される必要がある。しかし、その配合量は０．５〜３重
量部、好ましくは１〜２重量部の範囲内がよい。この配
合量が０．５重量部よりも少なくなると、ゴム組成物の
接着性向上効果が十分でないし、３重量部を越えると、
ゴム組成物から得られる製品の機械的強度物性が低下す
るため好ましくない。These rubbers need to be blended with resorcin and/or their formaldehyde condensate in order to improve their adhesive properties. However, the blending amount is preferably in the range of 0.5 to 3 parts by weight, preferably 1 to 2 parts by weight. If this amount is less than 0.5 parts by weight, the effect of improving the adhesion of the rubber composition will not be sufficient, and if it exceeds 3 parts by weight,
This is undesirable because the mechanical strength and physical properties of products obtained from the rubber composition deteriorate.
ここで、レゾルシンのホルムアルデヒド縮合物は、次の
一般式で表される化合物であり、たとえば“ペナコライ
トレジン”Ｂ−１８ｓ（Ｃｏｐｐｅｒｓ）の商品名で市
販されている。Here, the formaldehyde condensate of resorcinol is a compound represented by the following general formula, and is commercially available, for example, under the trade name of "Penacolite Resin" B-18s (Coppers).
（上式中、ｎは０〜３の整数である。）さらに本発明の
ゴム組成物に対して、前述したスチールコードに塗付さ
れるＩ（ＭＭＭを配合することにより、該スチールコー
ドとゴムとの間の接着力をより向上させることができ、
また、ゴム組成物に対して該ＨＭＭＨに加えてヘキサメ
チレンテトラミン（以下、ＨＥＸＡと略す）とを配合す
ることにより、スチールコードとゴムとの接着力を向上
させると同時に、該ＨＭＭＭに起因するゴムの破断強度
の低下を防止することができる。(In the above formula, n is an integer of 0 to 3.) Furthermore, by blending I (MMM) applied to the steel cord described above to the rubber composition of the present invention, the steel cord and the rubber It is possible to further improve the adhesive force between
In addition, by blending hexamethylenetetramine (hereinafter abbreviated as HEXA) in addition to the HMMH into the rubber composition, the adhesive force between the steel cord and the rubber can be improved, and at the same time, the rubber caused by the HMMM can be improved. It is possible to prevent a decrease in the breaking strength of the steel.
この場合に、ゴム組成物に対する該１量聞の配合量は、
１〜５重量部の範囲内がよく、また、＠ ＩＩＥＸＡの
配合量は０．２〜１重量部の範囲内がよい。これらＨＭ
ＭＭまたはＨＥＸＡの配合量が上記範囲量よりも少ない
と、本発明のゴムとスチールコードとの接着力の向上に
対する寄与が小さく、ゴム製品の破断強度の低下防止の
効果が不十分になるため好ましくない。In this case, the amount of the compounded amount in the rubber composition is as follows:
The amount is preferably in the range of 1 to 5 parts by weight, and the amount of @IIEXA is preferably in the range of 0.2 to 1 part by weight. These H.M.
If the blending amount of MM or HEXA is less than the above range, the contribution to improving the adhesive strength between the rubber of the present invention and the steel cord will be small, and the effect of preventing a decrease in the breaking strength of the rubber product will be insufficient, so it is preferable. do not have.
さらに本発明のゴム組成物には、公知の各種添加剤、た
とえば加硫促進剤、カーボンブランク、老化防止剤、硫
黄、伸展油などを適宜配合することができる。Furthermore, various known additives such as vulcanization accelerators, carbon blanks, anti-aging agents, sulfur, extender oils, etc. can be appropriately blended into the rubber composition of the present invention.
本発明において、上記Ｈ［！ＸＡを塗付したスチールコ
ード表面ムとの接着方法および接着条件としては、特に
限定されるものでなく、公知の方法および条件を適宜、
選択して適用すればよい。In the present invention, the above H[! The method and conditions for adhering to the steel cord surface coated with XA are not particularly limited, and known methods and conditions may be used as appropriate.
Just select and apply.
以下、実施例により本発明をさらに詳しく説明する。 Hereinafter, the present invention will be explained in more detail with reference to Examples.
本発明において、接着テストはＡＳＴＭ−Ｄ−２２２９
に規定されている方法に準じて測定した。すなわち、未
加硫ゴム組成物にスチールコードを埋設し、１６０℃で
、２０分間加硫してテストサンプルを作製し、ゴムブロ
ックからコードを引き抜く力を求め、この引き抜きテス
トにより引き抜き力（Ｋｇ／本）および引き抜き後のス
チールコードのゴム被覆率を測定した。In the present invention, the adhesion test is based on ASTM-D-2229.
Measured according to the method specified in . That is, a test sample was prepared by embedding a steel cord in an unvulcanized rubber composition and vulcanizing it at 160°C for 20 minutes.The force for pulling out the cord from the rubber block was determined, and the pulling force (Kg/ The rubber coverage of the steel cord and the steel cord after drawing was measured.
ここで、ゴム被覆率は、引き抜き後のスチールコード表
面が全てコートゴムに覆われていれば１００χとし、全
（ゴムが付着していなければＯχとした。Here, the rubber coverage was defined as 100χ if the entire surface of the steel cord after being drawn was covered with coated rubber, and as Oχ if no rubber was attached.
実施例１〜４、比較例１、標準例１
スチールコードとして、真鍮メツキした直径が０．２５
ｍｍの素線を５本撚したものを使用し、このスチールコ
ードに３０χの８ＭＭＭメタノール溶液を塗付し、乾燥
した。Examples 1 to 4, Comparative Example 1, Standard Example 1 Brass-plated steel cord with a diameter of 0.25
Five mm wires twisted together were used, and a 30x 8MMM methanol solution was applied to this steel cord and dried.
他方、表１に示す配合剤の中で不溶性硫黄と加硫促進剤
以外の配合剤を密閉型ミキサーの中で混合し、次いでオ
ーブンロールを用いて残りの配合剤を添加し、表１に示
す配合組成のゴム組成物を作成した。On the other hand, among the ingredients shown in Table 1, ingredients other than insoluble sulfur and vulcanization accelerator were mixed in an internal mixer, and then the remaining ingredients were added using an oven roll, and the ingredients shown in Table 1 were mixed. A rubber composition with a blended composition was prepared.
前記ＨＭＭＭのメタノール溶液処理したスチールコード
およびこの０ＭＭＭメタノール溶液処理を施していない
スチールコード（以下、未処理スチールコードという）
に対して、上記配合組成を異にするゴム組成物をそれぞ
れ被覆し、加硫してテストブロックを作製し、接着力テ
ストを行い、表２に示す結果を得た。Steel cord treated with HMMM methanol solution and steel cord not treated with 0MMM methanol solution (hereinafter referred to as untreated steel cord)
The test blocks were coated with rubber compositions having different compositions and vulcanized, and an adhesion test was conducted, and the results shown in Table 2 were obtained.
（以下、余白）
：１） ニー
：鰍 で ｉト：
：暎ＪＩＥＡｍｍｉｎ ”Ａｍ Ｉ ！Ｓｉｔ
１：〔発明の効果〕
上表から明らかなように、本発明の方法によれば、スチ
ールコードを予めＨＭＭＭで処理することにより、ゴム
と該スチールコードとの間の接着力を向上させることが
でき、この効果は、該ＨＭＭＭをゴム組成物に配合する
ことにより、さらに増大する。そして、ゴム組成物中に
、該）ＩＭＭＭおよびＨＥＸＡとを配合すると、該ＨＭ
ＭＨに起因するとゴムの破断強度の低下を完全に防止す
ることが可能になるのである。(Hereafter, blank space) :1) Knee: 荍で IT:
:暎JIEAmmin ”Am I!Sit
1: [Effects of the Invention] As is clear from the above table, according to the method of the present invention, the adhesive force between the rubber and the steel cord can be improved by treating the steel cord with HMMM in advance. This effect is further enhanced by incorporating the HMMM into the rubber composition. When the) IMMM and HEXA are blended into the rubber composition, the HMMM
It is possible to completely prevent a decrease in the breaking strength of rubber due to MH.
また、例えスチールコードを予めＨＭＭＭで処理してお
いても、ゴム中にレゾルシンを含まない場合やゴム中に
レゾルシンとＩＩ Ｅ Ｘ Ａの２者のみを配合し、Ｈ
ＭＭＭを配合しない場合は接着改良効果は認められない
。In addition, even if the steel cord is treated with HMMM in advance, if the rubber does not contain resorcin or if the rubber contains only resorcin and II
When MMM is not blended, no adhesion improvement effect is observed.
したがって、本発明は、ゴム組成物中にＲＦコンパウン
ドと共に配合するホルマリンドナー（ＨＭＭＭ）の添加
量を少なくして、ゴムとスチールコードとの接着力を向
上させることができ、かつ該ホルマリンドナーに起因す
るゴム製品の破断強度の低下という欠点を解消した接着
方法であり、その工業的意義は極めて大きい。Therefore, the present invention improves the adhesion between the rubber and the steel cord by reducing the amount of formalin donor (HMMM) added together with the RF compound in the rubber composition, and improves the adhesive strength caused by the formalin donor. This bonding method eliminates the drawback of reduced breaking strength of rubber products, and its industrial significance is extremely large.
代理人 弁理士 小 川 信 −Agent: Patent Attorney Nobuo Kogawa -
Claims (1)
チールコードに０．５〜３重量部の範囲量のレゾルシン
および／またはそのホルムアルデヒド縮合物を配合した
ゴム組成物を付与し、加硫することを特徴とするスチー
ルコードとゴムとの接着方法。 ２）ゴム組成物が１〜５重量部のヘキサメトキシメチル
メラミンを含有することを特徴とする特許請求の範囲第
１項に記載のスチールコードとゴムとの接着方法。 ３）ゴム組成物が０．２〜１重量部のヘキサメチレンテ
トラミンを含有することを特徴とする特許請求の範囲第
２項に記載のスチールコードとゴムとの接着方法。[Claims] 1) A rubber composition containing resorcinol and/or its formaldehyde condensate in an amount ranging from 0.5 to 3 parts by weight is applied to a steel cord whose surface is coated with hexamethoxymethylmelamine, A method of adhering steel cord and rubber, which is characterized by vulcanization. 2) The method of bonding a steel cord and rubber according to claim 1, wherein the rubber composition contains 1 to 5 parts by weight of hexamethoxymethylmelamine. 3) The method of bonding a steel cord and rubber according to claim 2, wherein the rubber composition contains 0.2 to 1 part by weight of hexamethylenetetramine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62285265A JPH01129037A (en) | 1987-11-13 | 1987-11-13 | Bonding of steel cord to rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62285265A JPH01129037A (en) | 1987-11-13 | 1987-11-13 | Bonding of steel cord to rubber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01129037A true JPH01129037A (en) | 1989-05-22 |
Family
ID=17689264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62285265A Pending JPH01129037A (en) | 1987-11-13 | 1987-11-13 | Bonding of steel cord to rubber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01129037A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03741A (en) * | 1989-05-29 | 1991-01-07 | Yokohama Rubber Co Ltd:The | Improvement of adhesion between steel cord and rubber |
| US11522327B2 (en) | 2017-12-27 | 2022-12-06 | Enplas Corporation | Opening / closing mechanism of opening / closing body |
-
1987
- 1987-11-13 JP JP62285265A patent/JPH01129037A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03741A (en) * | 1989-05-29 | 1991-01-07 | Yokohama Rubber Co Ltd:The | Improvement of adhesion between steel cord and rubber |
| US11522327B2 (en) | 2017-12-27 | 2022-12-06 | Enplas Corporation | Opening / closing mechanism of opening / closing body |
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