JP2002226636A - Method and agent for disposing of flat tire repairing agent - Google Patents
Method and agent for disposing of flat tire repairing agentInfo
- Publication number
- JP2002226636A JP2002226636A JP2001025772A JP2001025772A JP2002226636A JP 2002226636 A JP2002226636 A JP 2002226636A JP 2001025772 A JP2001025772 A JP 2001025772A JP 2001025772 A JP2001025772 A JP 2001025772A JP 2002226636 A JP2002226636 A JP 2002226636A
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- Prior art keywords
- acid
- agent
- puncture repair
- tire
- aqueous solution
- 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.)
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Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明はタイヤ用パンク修理
剤の処理方法および処理剤に関し、特にタイヤのパンク
時にタイヤ内腔に注入された、ゴムラテックスの塩基性
水溶液からなるパンク修理剤を効率よく中和する処理方
法およびこれに用いる処理剤に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and a method for treating a puncture repair agent for a tire, and more particularly to a method for efficiently removing a puncture repair agent consisting of a basic aqueous solution of rubber latex, which is injected into a tire cavity when the tire is punctured. The present invention relates to a neutralizing treatment method and a treatment agent used for the method.
【０００２】[0002]
【従来の技術】車両の走行時にタイヤがパンクしたとき
の応急策の一つとして、ゴムラテックスの塩基性水溶液
からなるパンク修理剤を内腔に注入してパンク穴を塞
ぎ、ガソリンスタンド等の修理施設まで走行するように
したものがある。2. Description of the Related Art As an emergency measure when a tire is punctured during running of a vehicle, a puncture repairing agent consisting of a basic aqueous solution of rubber latex is injected into a lumen to close a puncture hole and repair a gas station or the like. Some are designed to run to facilities.
【０００３】修理場では上記走行を終えたパンクタイヤ
を新品タイヤと交換したのち廃棄するが、この際タイヤ
内腔のパンク修理剤を抜き取る等の処理をしてから廃棄
しないと環境汚染の問題が生じる。しかし、上記パンク
修理剤は、ゴムラテックスを分散させたアンモニア水等
の塩基性水溶液からなり、ｐＨ９前後のアルカリ性に調
整してあるため、これをそのままタイヤ内から取り出す
と強いアンモニア臭により作業が困難になること、また
このまま排水溝等に流せば有機物であるゴムラテックス
とアンモニア等の塩基性成分とが水質を汚染するという
問題がある。[0003] At the repair shop, the punctured tires after the above-mentioned running are replaced with new tires and then discarded. At this time, if the puncture repair agent in the tire bore is removed and discarded before disposal, the problem of environmental pollution may occur. Occurs. However, since the puncture repair agent is composed of a basic aqueous solution such as aqueous ammonia in which rubber latex is dispersed, and is adjusted to an alkaline pH of about 9, it is difficult to work due to a strong ammonia smell when taken out of the tire as it is. In addition, there is a problem that the organic rubber latex and a basic component such as ammonia contaminate the water quality if it flows into a drainage ditch or the like as it is.
【０００４】特開平１０−６７２１２号公報には、上記
対策としてバルブ穴からタイヤ内にホースを差し込んで
タイヤ内のパンク修理剤を容器内に吸引する方法が開示
されている。しかし、この方法では吸引に時間がかかり
効率的でないこと、タイヤ内面に付着した処理剤を完全
に吸引しきれないこと、及びアンモニアの臭気により作
業が困難になること等の問題があった。Japanese Patent Application Laid-Open No. 10-67212 discloses a method of inserting a hose into a tire through a valve hole to suck a puncture repair agent in the tire into a container as the above countermeasure. However, this method has problems that it takes a long time to suck and is not efficient, that the treatment agent adhered to the tire inner surface cannot be completely sucked, and that the work becomes difficult due to the odor of ammonia.
【０００５】[0005]
【発明が解決しようとする課題】本発明の目的は、前記
の問題を解決し、パンクタイヤ内に残されたゴムラテッ
クスの塩基性水溶液からなるパンク修理剤を効率よく無
害に廃棄する処理方法及び処理剤を提供することにあ
る。SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and to efficiently and harmlessly dispose of a puncture repair agent comprising a basic aqueous solution of rubber latex left in a puncture tire. It is to provide a processing agent.
【０００６】[0006]
【課題を解決するための手段】この目的を達成する本発
明のタイヤ用パンク修理剤の処理方法は、ゴムラテック
スを分散させた塩基性水溶液からなるタイヤ用パンク修
理剤に、有機弱酸水溶液を主体とするｐＨが１．６〜
１．８の処理剤を注入し、前記ゴムラテックスを凝集さ
せると共に、水分を中和させることを特徴とするもので
ある。According to the present invention, there is provided a method for treating a puncture repair agent for a tire, which comprises a basic aqueous solution in which rubber latex is dispersed, and an aqueous solution of an organic weak acid. PH to be 1.6 ~
It is characterized by injecting a treating agent of 1.8 to coagulate the rubber latex and neutralize water.
【０００７】また、本発明のタイヤ用パンク修理剤の処
理剤は、ゴムラテックスを分散させた塩基性水溶液から
なるタイヤ用パンク修理剤の処理剤であって、有機弱酸
の水溶液を主体としてｐＨが１．６〜１．８であること
を特徴とするものである。The treating agent for a puncture repair agent for a tire according to the present invention is a treating agent for a puncture repair agent for a tire comprising a basic aqueous solution in which rubber latex is dispersed, and has a pH mainly composed of an aqueous solution of an organic weak acid. 1.6 to 1.8.
【０００８】本発明でパンク修理剤の処理に使用される
処理剤は、有機弱酸水溶液を主体としてなり、ｐＨが
１．６〜１．８に調整されているので、塩基性水溶液の
パンク修理剤に注入すると、無臭化すると共にゴムラテ
ックスを凝集させて水から分離させ、タイヤ内面に付着
させ、かつラテックスはタイヤと共に通常の廃タイヤと
して処理することができる。[0008] The treating agent used in the treatment of the puncture repair agent in the present invention mainly comprises an aqueous solution of an organic weak acid and has a pH adjusted to 1.6 to 1.8. When injected into the tire, it deodorizes and coagulates the rubber latex, separates it from water, adheres to the inner surface of the tire, and treats the latex together with the tire as a normal waste tire.
【０００９】[0009]
【発明の実施の形態】本発明に使用されるパンク修理剤
は、ゴムラテックスを分散させた塩基性水溶液からな
る。塩基性成分としてはアンモニア水が好ましく使用さ
れ、ｐＨ９前後に調整されている。ゴムラテックスのゴ
ム分としては天然ゴム、合成ゴムもしくはこれらの混合
物のいずれであってもよい。また、必要により補強材と
して短繊維などを配合していてもよい。BEST MODE FOR CARRYING OUT THE INVENTION The puncture repairing agent used in the present invention comprises a basic aqueous solution in which rubber latex is dispersed. Ammonia water is preferably used as the basic component, and its pH is adjusted to around 9. The rubber component of the rubber latex may be any of natural rubber, synthetic rubber and a mixture thereof. If necessary, short fibers or the like may be blended as a reinforcing material.
【００１０】上記パンク修理剤はパンクしたタイヤの内
腔に注入されることによりパンク穴を塞ぎ、一時的にパ
ンクを補修するもので、あくまで車両を修理施設のある
場所まで安全に走行させるようにする応急的なものであ
る。The above puncture repair agent is injected into the punctured tire bore to close the puncture hole and temporarily repair the puncture, so that the vehicle can be safely driven to a repair facility. It is an emergency thing.
【００１１】本発明において、上述のようにパンクタイ
ヤの補修されたパンク修理剤を中和処理するために使用
される処理剤は、有機弱酸の水溶液を主体として構成さ
れ、かつｐＨが１．６〜１．８の範囲になるように調整
されている。この処理剤を上記パンク修理剤に注入する
と、修理剤中の塩基性成分（アンモニア分）が塩（アン
モニウム塩）となって無臭化すると共にラテックス分が
タイヤ内面に膜状に凝集して付着する。また、凝集した
ゴムラテックスが付着したパンクタイヤは通常の廃タイ
ヤとして処理することができる。In the present invention, the treating agent used for neutralizing the repaired puncture repair agent for punctured tires as described above is mainly composed of an aqueous solution of an organic weak acid and has a pH of 1.6. It is adjusted to be in the range of ~ 1.8. When this treating agent is injected into the puncture repair agent, the basic component (ammonia component) in the repair agent becomes a salt (ammonium salt) and becomes odorless, and the latex component adheres in a film form to the tire inner surface. . Further, the punctured tire to which the agglomerated rubber latex adheres can be treated as a normal waste tire.
【００１２】ｐＨが１．６より低い処理剤を用いると、
処理剤がパンク修理液中に均一に混合しないうちに中和
反応が進んでしまい、ゴム分が液分を内包したままダン
ゴ状に凝集してタイヤ内面に十分付着しないのでゴム分
と水分との完全分離が出来にくい。また、処理剤のｐＨ
が１．８より高い状態では、パンク修理剤中のゴムラテ
ックスの凝集を完結させることが出来ない。When a treating agent having a pH lower than 1.6 is used,
The neutralization reaction proceeds before the treatment agent is evenly mixed in the puncture repair liquid, and the rubber component agglomerates in a dango-like manner while enclosing the liquid component and does not sufficiently adhere to the tire inner surface. Complete separation is difficult. Also, the pH of the treatment agent
If the ratio is higher than 1.8, coagulation of the rubber latex in the puncture repair agent cannot be completed.
【００１３】処理剤に用いる酸としては、炭酸、酢酸、
ギ酸、クエン酸、酒石酸、サリチル酸、フタル酸、マロ
ン酸、マレイン酸、クロル酢酸、ジクロル酢酸、シュウ
酸等の有機酸を挙げることができる。これらの中でも低
毒性で環境に与える影響が少なく、取り扱いに便利な酢
酸、ギ酸、クエン酸、シュウ酸、炭酸、塩酸が特に好ま
しい。As the acid used for the treating agent, carbonic acid, acetic acid,
Organic acids such as formic acid, citric acid, tartaric acid, salicylic acid, phthalic acid, malonic acid, maleic acid, chloroacetic acid, dichloroacetic acid and oxalic acid can be mentioned. Of these, acetic acid, formic acid, citric acid, oxalic acid, carbonic acid, and hydrochloric acid, which are low in toxicity and have little effect on the environment and are convenient to handle, are particularly preferable.
【００１４】[0014]
【実施例】実施例１ タイヤサイズ１９５／６０ Ｒ１４の空気入りラジアル
タイヤを正規リムに装着し、このタイヤにパンク修理剤
として、アンモニア水を添加して安定化させた天然ゴム
ラテックスからなるパンク修理剤（固形分６０重量％、
ｐＨ９．０）を５００ｍｌ（通常のパンク修理に使用す
る量）、バルブ穴より注入した。EXAMPLE 1 A pneumatic radial tire having a tire size of 195/60 R14 was mounted on a regular rim, and a puncture repair made of natural rubber latex stabilized by adding ammonia water as a puncture repair agent to the tire. Agent (solid content 60% by weight,
(pH 9.0) was injected through the valve hole in an amount of 500 ml (the amount used for ordinary puncture repair).
【００１５】このタイヤにバルブ穴よりギ酸の５．３重
量％水溶液（ｐＨ１．７）をパンク修理剤の処理剤とし
て５００ｍｌを注入し、タイヤを回転させて修理剤溶液
とギ酸水溶液をよく混合させ、タイヤ内の液体を中和し
た後、タイヤをリムから取り外して液体を排出した。To the tire, 500 ml of a 5.3% by weight aqueous solution of formic acid (pH 1.7) was injected from the valve hole as a puncture repair agent treating agent, and the tire was rotated to thoroughly mix the repair agent solution and the formic acid aqueous solution. After neutralizing the liquid in the tire, the tire was removed from the rim and the liquid was discharged.
【００１６】排出された液体はほぼ無色透明、アンモニ
ア臭は全くなかった。液体を排出した後のタイヤ内面に
は凝集したゴム分が均一な膜状に付着していた。The discharged liquid was almost colorless and transparent, and had no ammonia odor. After the liquid was discharged, the agglomerated rubber had adhered to the inner surface of the tire in a uniform film form.
【００１７】比較例１ ギ酸２．５重量％の水溶液（ｐＨ１．９）の処理剤を５
００ｍｌ注入し、中和した以外は実施例１と同一条件で
実験を行った。COMPARATIVE EXAMPLE 1 A treating agent of 2.5% by weight formic acid aqueous solution (pH 1.9)
The experiment was performed under the same conditions as in Example 1 except that 00 ml was injected and neutralized.
【００１８】排出した液体は白濁し、ゴム分がフレーク
状に浮遊しており、アンモニー臭が残っていた。液体を
排出した後のタイヤ内面には凝集したゴム分がマダラ模
様に付着していた。The discharged liquid became cloudy, the rubber component floated in a flake form, and an ammonia odor remained. After the liquid was discharged, a coagulated rubber component adhered to the inner surface of the tire in a madara pattern.
【００１９】比較例２ ギ酸水溶液（ｐＨ１．４）の処理剤を５００ｍｌ注入
し、中和した以外は実施例１と同一条件で実験を行っ
た。Comparative Example 2 An experiment was conducted under the same conditions as in Example 1 except that 500 ml of a treating agent of formic acid aqueous solution (pH 1.4) was injected and neutralized.
【００２０】排出した液体は修理剤の当初の姿であるラ
テックスのエマルジョン状態を呈しており、エマルジョ
ン中に処理剤を内包したままの柔らかいダンゴ状に凝集
したゴム分が存在した。これを棒で突くと、皮膜が破れ
て処理液が流出した。The discharged liquid is in the form of a latex emulsion, which is the initial state of the repair agent, and the emulsion contains a soft dango-like agglomerated rubber component with the treatment agent contained therein. When this was pierced with a stick, the film was broken and the treatment liquid flowed out.
【００２１】[0021]
【発明の効果】上記のとおり本発明によれば、パンク修
理剤の処理剤が有機弱酸の水溶液を主体としてｐＨが
１．６〜１．８に調整されたものであるから、ゴムラテ
ックスを分散した塩基性水溶液のパンク修理剤に注入す
ると、ゴムラテックスを凝集させてタイヤ内面に付着さ
せると共に分離された水分を中和無害化する。したがっ
て、水分は、そのまま流し出すことにより、水質汚染を
招くことはなく、またゴムラテックスはタイヤと共に通
常の廃タイヤとして処理することができる。As described above, according to the present invention, since the treating agent of the puncture repair agent is mainly composed of an aqueous solution of an organic weak acid and the pH is adjusted to 1.6 to 1.8, the rubber latex is dispersed. When injected into the puncture repair agent of the basic aqueous solution, the rubber latex is agglomerated and attached to the tire inner surface, and the separated water is neutralized and made harmless. Therefore, the water does not cause water pollution by flowing out the water as it is, and the rubber latex can be treated as a normal waste tire together with the tire.
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Claims (6)
液からなるタイヤ用パンク修理剤に、有機弱酸水溶液を
主体とするｐＨが１．６〜１．８の処理剤を注入し、前
記ゴムラテックスを凝集させると共に、水分を中和させ
るタイヤ用パンク修理剤の処理方法。1. A treatment agent having a pH of 1.6 to 1.8 mainly composed of an aqueous solution of an organic weak acid is injected into a puncture repair agent for tires composed of a basic aqueous solution in which rubber latex is dispersed, and the rubber latex is dispersed. A method for treating a puncture repair agent for tires that coagulates and neutralizes moisture.
塩基性水溶液である請求項１に記載のタイヤ用パンク修
理剤の処理方法。2. The method for treating a puncture repair agent for a tire according to claim 1, wherein the puncture repair agent for a tire is an aqueous ammonia basic solution.
硝酸、リン酸、炭酸、酢酸、ギ酸、クエン酸、酒石酸、
サリチル酸、フタル酸、マロン酸、マレイン酸、クロル
酢酸、ジクロル酢酸、シュウ酸の群から選ばれる一種で
ある、請求項１又は２に記載のタイヤ用パンク修理剤の
処理方法。3. An acid constituting the treatment agent is hydrochloric acid, sulfuric acid,
Nitric acid, phosphoric acid, carbonic acid, acetic acid, formic acid, citric acid, tartaric acid,
The method for treating a puncture repair agent for a tire according to claim 1 or 2, wherein the method is one selected from the group consisting of salicylic acid, phthalic acid, malonic acid, maleic acid, chloroacetic acid, dichloroacetic acid, and oxalic acid.
タイヤに、前記処理剤を注入するようにする請求項１、
２又は３に記載のタイヤ用パンク修理剤の処理方法。4. The treatment agent is injected into a tire into which the tire puncture repair agent has been injected.
4. The method for treating a puncture repair agent for a tire according to 2 or 3.
液からなるタイヤ用パンク修理剤の処理剤であり、有機
弱酸の水溶液を主体としてｐＨが１．６〜１．８である
タイヤ用パンク修理剤の処理剤。5. A treating agent for a puncture repair agent for tires comprising a basic aqueous solution in which rubber latex is dispersed, wherein the puncture repair agent for tires is mainly composed of an aqueous solution of an organic weak acid and has a pH of 1.6 to 1.8. Treatment agent.
硝酸、リン酸、炭酸、酢酸、ギ酸、クエン酸、酒石酸、
サリチル酸、フタル酸、マロン酸、マレイン酸、クロル
酢酸、ジクロル酢酸、シュウ酸の群から選ばれる一種で
ある、請求項５に記載のタイヤ用パンク修理剤の処理
剤。6. The acid constituting the treatment agent is hydrochloric acid, sulfuric acid,
Nitric acid, phosphoric acid, carbonic acid, acetic acid, formic acid, citric acid, tartaric acid,
The treatment agent for a puncture repair agent for a tire according to claim 5, which is a member selected from the group consisting of salicylic acid, phthalic acid, malonic acid, maleic acid, chloroacetic acid, dichloroacetic acid, and oxalic acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001025772A JP4367885B2 (en) | 2001-02-01 | 2001-02-01 | Processing method and processing agent for tire puncture repair agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001025772A JP4367885B2 (en) | 2001-02-01 | 2001-02-01 | Processing method and processing agent for tire puncture repair agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002226636A true JP2002226636A (en) | 2002-08-14 |
| JP4367885B2 JP4367885B2 (en) | 2009-11-18 |
Family
ID=18890702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001025772A Expired - Fee Related JP4367885B2 (en) | 2001-02-01 | 2001-02-01 | Processing method and processing agent for tire puncture repair agent |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4367885B2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003033247A1 (en) * | 2001-10-12 | 2003-04-24 | The Yokohama Rubber Co.,Ltd. | Method of treating pnueumatic tire |
| WO2005116115A1 (en) * | 2004-05-26 | 2005-12-08 | Bridgestone Corporation | Method of disposing of sealing agent and sealing agent disposal apparatus |
| JP2006007748A (en) * | 2004-05-26 | 2006-01-12 | Bridgestone Corp | Sealant treating method and sealant treating apparatus |
| JP2007056057A (en) * | 2005-08-22 | 2007-03-08 | Bridgestone Corp | Puncture-sealing agent |
| US7745511B2 (en) | 2007-07-17 | 2010-06-29 | The Yokohama Rubber Co., Ltd. | Emulsion coagulant |
| JP5282856B1 (en) * | 2012-12-13 | 2013-09-04 | 横浜ゴム株式会社 | Emulsion coagulant |
| US10457794B2 (en) | 2013-12-19 | 2019-10-29 | The Yokohama Rubber Co., Ltd. | Rubber composition containing natural rubber and process for stabilizing viscosity and suppressing odors in natural rubber |
-
2001
- 2001-02-01 JP JP2001025772A patent/JP4367885B2/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003033247A1 (en) * | 2001-10-12 | 2003-04-24 | The Yokohama Rubber Co.,Ltd. | Method of treating pnueumatic tire |
| US7037396B2 (en) | 2001-10-12 | 2006-05-02 | The Yokohama Rubber Co., Ltd. | Method of treating pneumatic tire |
| WO2005116115A1 (en) * | 2004-05-26 | 2005-12-08 | Bridgestone Corporation | Method of disposing of sealing agent and sealing agent disposal apparatus |
| JP2006007748A (en) * | 2004-05-26 | 2006-01-12 | Bridgestone Corp | Sealant treating method and sealant treating apparatus |
| JP4557701B2 (en) * | 2004-05-26 | 2010-10-06 | 株式会社ブリヂストン | Sealing agent processing method and sealing agent processing apparatus |
| US7981940B2 (en) | 2004-05-26 | 2011-07-19 | Bridgestone Corporation | Method of treating sealing compound and apparatus for treating the same |
| JP2007056057A (en) * | 2005-08-22 | 2007-03-08 | Bridgestone Corp | Puncture-sealing agent |
| US7745511B2 (en) | 2007-07-17 | 2010-06-29 | The Yokohama Rubber Co., Ltd. | Emulsion coagulant |
| JP5282856B1 (en) * | 2012-12-13 | 2013-09-04 | 横浜ゴム株式会社 | Emulsion coagulant |
| WO2014091601A1 (en) * | 2012-12-13 | 2014-06-19 | 横浜ゴム株式会社 | Emulsion coagulant |
| US9217076B2 (en) | 2012-12-13 | 2015-12-22 | The Yokohama Rubber Co., Ltd. | Emulsion coagulant |
| US10457794B2 (en) | 2013-12-19 | 2019-10-29 | The Yokohama Rubber Co., Ltd. | Rubber composition containing natural rubber and process for stabilizing viscosity and suppressing odors in natural rubber |
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