JP2700913B2 - Cleaning agent for brake equipment - Google Patents
Cleaning agent for brake equipmentInfo
- Publication number
- JP2700913B2 JP2700913B2 JP1066376A JP6637689A JP2700913B2 JP 2700913 B2 JP2700913 B2 JP 2700913B2 JP 1066376 A JP1066376 A JP 1066376A JP 6637689 A JP6637689 A JP 6637689A JP 2700913 B2 JP2700913 B2 JP 2700913B2
- Authority
- JP
- Japan
- Prior art keywords
- cleaning agent
- ether acetate
- carbon atoms
- brake
- brake device
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/50—Solvents
- C11D7/5004—Organic solvents
- C11D7/5022—Organic solvents containing oxygen
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は自動車等のブレーキ装置用の洗浄剤に関す
る。Description: TECHNICAL FIELD The present invention relates to a cleaning agent for a brake device of an automobile or the like.
（従来の技術とその問題点） 自動車の摩擦ブレーキ装置としてはブレーキライニン
グをしたブレーキシューをブレーキディスクやブレーキ
ドラム等の回転体に制動子として作用させるものが一般
に用いられている。このブレーキライニング材料等から
発生する粉塵等がブレーキディスク等に付着してブレー
キの作動に悪影響を及ぼすことを避けるため、従来から
ブレーキ装置専用の洗浄剤が開発され、使用されてい
る。このようなブレーキ装置の洗浄剤としては、トルエ
ン、キシレンもしくは1,1,2−トリクロロエタンなどの
炭化水素系溶剤または塩素化炭化水素系溶剤と、メタノ
ール、エタノール等のアルコール系溶剤との混合溶剤
（特公昭58−44118）や1,1,2−トリクロロ−1,2,2−ト
リフルオロエタン（以下フロン113という）とメタノー
ル、イソプロピルアルコールとの混合溶剤等が知られて
いる。(Prior art and its problems) As a friction brake device of an automobile, a device in which a brake shoe with a brake lining acts as a brake on a rotating body such as a brake disk or a brake drum is generally used. In order to prevent dust and the like generated from the brake lining material and the like from adhering to a brake disk and the like and adversely affecting the operation of the brake, a cleaning agent dedicated to a brake device has been conventionally developed and used. As a cleaning agent for such a brake device, a mixed solvent of a hydrocarbon solvent or a chlorinated hydrocarbon solvent such as toluene, xylene or 1,1,2-trichloroethane and an alcohol solvent such as methanol or ethanol ( A mixed solvent of 1,1,2-trichloro-1,2,2-trifluoroethane (hereinafter referred to as Freon 113) with methanol and isopropyl alcohol is known.
前者は洗浄性は良好であるが、ゴムに対する影響が大
きく、またいずれの系も有機溶剤中毒予防規則（以下有
機則という）に該当し、作業環境の汚染につながるとい
う問題点を有している。後者のフロン系溶剤とアルコー
ル類の併用系は洗浄力にすぐれ、ゴムや樹脂に対する影
響も少なく、現在最も広く用いられている。しかしその
主成分の１つであるフロン113はオゾン層を破壊するた
め昨今世界的規模でその使用制限ないし使用中止が検討
されている。The former has good detergency, but has a large effect on rubber, and all systems fall under the organic solvent poisoning prevention regulations (hereinafter referred to as "organic regulations"), which has the problem of contaminating the working environment. . The latter, which is a combination of a CFC-based solvent and an alcohol, has excellent detergency and has little effect on rubber and resin, and is currently most widely used. However, Freon 113, one of its main components, is being considered on a worldwide scale to restrict or stop its use in order to destroy the ozone layer.
本発明の目的は、ゴムに対して侵食性がなく、ブレー
キ装置に対する十分な洗浄力を有すると共に有機則に該
当しない系の選択が容易なブレーキ装置の洗浄剤を提供
することにある。An object of the present invention is to provide a cleaning agent for a brake device which is not corrosive to rubber, has sufficient detergency for the brake device, and allows easy selection of a system which does not fall under the organic law.
（問題点を解決するための手段） 本発明は炭素数２〜12の脂肪族二価アルコールのモノ
低級アルキルエーテルアセテートと炭素数１〜６の脂肪
族一価アルコールとを主成分とするブレーキ装置の洗浄
剤にある。(Means for Solving the Problems) The present invention relates to a brake device comprising, as main components, a mono-lower alkyl ether acetate of an aliphatic dihydric alcohol having 2 to 12 carbon atoms and an aliphatic monohydric alcohol having 1 to 6 carbon atoms. Cleaning agents.
本発明のブレーキ装置の洗浄剤の主成分の一つである
脂肪族二価アルコールのモノ低級アルキルエーテルアセ
テートを構成する脂肪族二価アルコールとしてはモノエ
チレングリコール、プロピレングリコール、ジエチレン
グリコール等がある。低級アルキルエーテルアセテート
の低級アルキルとしては炭素数１〜６のアルキル、たと
えばメチル、エチル、プロピル、ブチル等がある。上記
の脂肪族二価アルコールのモノ低級アルキルエーテルア
セテートのうち蒸発性があり且つモノエチレングリコー
ルモノエチルエーテルアセテート以外であって合計炭素
数５〜10の化合物が特に好ましく用いられる。Examples of the aliphatic dihydric alcohol constituting the mono-lower alkyl ether acetate of the aliphatic dihydric alcohol which is one of the main components of the cleaning agent of the brake device of the present invention include monoethylene glycol, propylene glycol, diethylene glycol and the like. The lower alkyl of the lower alkyl ether acetate includes alkyl having 1 to 6 carbon atoms, for example, methyl, ethyl, propyl, butyl and the like. Among the above-mentioned mono-lower alkyl ether acetates of aliphatic dihydric alcohols, compounds having a total carbon number of 5 to 10 other than evaporable and monoethylene glycol monoethyl ether acetate are particularly preferably used.
他方の主成分である脂肪族一価アルコールは炭素数１
〜６のものであるが、メタノール、イソブチルアルコー
ル、イソプロピルアルコール、イソペンチルアルコー
ル、１−ブタノール、２−ブタノール以外の化合物、例
えば３−メチル−３−メトキシブタノール、エタノー
ル、が特に好ましく用いられる。The other main component, aliphatic monohydric alcohol, has 1 carbon atom.
And compounds other than methanol, isobutyl alcohol, isopropyl alcohol, isopentyl alcohol, 1-butanol and 2-butanol, for example, 3-methyl-3-methoxybutanol and ethanol are particularly preferably used.
これら両主成分の使用割合は10〜90重量部:90〜10重
量部、特に30〜70重量部:70〜30重量部の範囲が好まし
い。脂肪族二価アルコールのモノ低級アルキルエーテル
アセテートの使用割合が90重量部以上になるとゴムに対
する侵食性が大きくなり、また脂肪族一価アルコールが
90重量部以上になると洗浄力が低下する。The use ratio of these two main components is preferably in the range of 10 to 90 parts by weight: 90 to 10 parts by weight, particularly preferably 30 to 70 parts by weight: 70 to 30 parts by weight. When the use ratio of the mono-lower alkyl ether acetate of the aliphatic dihydric alcohol is 90 parts by weight or more, the erosion to rubber becomes large, and the aliphatic monohydric alcohol becomes
When the amount is more than 90 parts by weight, the detergency decreases.
本発明の洗浄剤は上記２主成分の組合せによりゴムに
対する侵食性を抑制した上十分な洗浄力を発揮するとい
う著効を示す。また適度の蒸発性を有し取り扱い性、作
業性にもすぐれている。The cleaning agent of the present invention exhibits a remarkable effect in that the combination of the two main components suppresses the erosion of rubber and exhibits a sufficient detergency. In addition, it has a moderate evaporating property and is excellent in handling and workability.
また上記２主成分のなかには前記したメタノール等有
機則に該当する化合物も包含されているが、プロピレン
グリコールモノエチルエーテルやエタノール等有機則に
該当しない化合物も多く包含されていおり、これらを組
合せることにより、上記効果に加えて有機則による規制
も受けない洗浄剤を容易に調製することができる。In addition, among the above two main components, compounds that fall under the organic rule such as methanol described above are also included, but many compounds that do not fall under the organic rule such as propylene glycol monoethyl ether and ethanol are also included, and these are combined. This makes it possible to easily prepare a detergent that is not restricted by the organic rules in addition to the above-mentioned effects.
尚本発明のブレーキの洗浄剤には上記２主成分以外に
界面活性剤や他の有機溶剤等を添加することも可能だ
が、他の有機溶剤が有機則に該当するものである場合に
はその添加量を５重量％以下にすべきである。It is possible to add a surfactant or another organic solvent in addition to the above two main components to the cleaning agent for the brake of the present invention. The amount added should not exceed 5% by weight.
本発明の洗浄剤はブレーキ装置回転体の洗浄に主に用
いられるが、機械部品の脱脂洗浄等に用いることも可能
である。The cleaning agent of the present invention is mainly used for cleaning a rotating body of a brake device, but can also be used for degreasing cleaning of mechanical parts.
次に実施例及び比較例によって本発明を説明する。尚
配合割合は重量部である。Next, the present invention will be described with reference to Examples and Comparative Examples. The mixing ratio is part by weight.
試験方法 （１）洗浄性 実施例及び比較例で示す各種組成物の原液200mlをLPG
150mlでエアゾール化したものを試験体とし、ブリキ板
に均一な膜厚で塗布したグリースに一定時間吹き付け、
その時のグリース除去量を測定する。Test method (1) Detergency 200 ml of undiluted solution of various compositions shown in Examples and Comparative Examples was LPG
The aerosolized 150 ml sample was used as a test specimen, and sprayed for a certain period of time onto grease applied to a tin plate with a uniform film thickness.
The amount of grease removed at that time is measured.
除去量 200mg以上 ：○ 100mg以上199mg以下 ：△ 99mg以下 ：× 尚グリースとしては合成油ベースのリチウム石鹸を使用
した。Removal amount 200 mg or more: ○ 100 mg or more and 199 mg or less: △ 99 mg or less: × As the grease, a synthetic oil-based lithium soap was used.
（２）ゴム侵食性 天然ゴムのテストピース２×25×100mmを実施例及び
比較例で示す各種組成物原液中に室温（25℃）で２時間
浸漬し、その後完全乾燥させる。(2) Rubber Erosion A test piece of natural rubber 2 × 25 × 100 mm is immersed in the stock solution of each composition shown in Examples and Comparative Examples at room temperature (25 ° C.) for 2 hours, and then completely dried.
浸漬前と、浸漬して完全乾燥後の硬度差によりゴム侵
食性を測定する。The rubber erosion is measured by the hardness difference between before immersion and after immersion and complete drying.
（３）乾燥性 実施例及び比較例で示す各種組成物の一定量を垂直に
したブリキ板表面に吹き付け、その時の乾燥時間を測定
する。(3) Drying property A certain amount of each of the compositions shown in the examples and comparative examples is sprayed on a vertical tin plate surface, and the drying time at that time is measured.
25℃ 50％RH ５分以下 ：○ ６分以上10分以下 ：△ 11分以上 ：× 実施例１〜3,比較例１〜４ 下記成分を下記の配合割合で配合し、表１に示す結果
を得た。25 ° C 50% RH 5 minutes or less: ○ 6 minutes or more and 10 minutes or less: Δ 11 minutes or more: × Examples 1-3, Comparative Examples 1-4 The following components were blended at the following blending ratios, and the results shown in Table 1 were obtained. I got
実施例１ プロピレングリコールモノメチルエーテルアセテート60 エタノール 40 実施例２ プロピレングリコールモノエチルエーテルアセテート60 エタノール 35 1,1,1−トリクロロエタン ４ 界面活性剤 １ 実施例３ プロピレングリコールモノメチルエーテルアセテート60 １−ブタノール 40 比較例１ ３−メチル−３−メトキシブタノールモノエチルエーテ
ルアセテート 100 比較例２ エタノール 100 比較例３ トルエン 90 メタノール 10 比較例４ 1,1,1−トリクロロエタン 60 エタノール 40 Example 1 Propylene glycol monomethyl ether acetate 60 ethanol 40 Example 2 Propylene glycol monoethyl ether acetate 60 ethanol 35 1,1,1-trichloroethane 4 Surfactant 1 Example 3 Propylene glycol monomethyl ether acetate 60 1-butanol 40 Comparative example 1 3-methyl-3-methoxybutanol monoethyl ether acetate 100 Comparative Example 2 Ethanol 100 Comparative Example 3 Toluene 90 Methanol 10 Comparative Example 4 1,1,1-Trichloroethane 60 Ethanol 40
Claims (2)
低級アルキルエーテルアセテートと炭素数１〜６の脂肪
族一価アルコールとを主成分とするブレーキ装置の洗浄
剤。1. A cleaning agent for a brake device comprising, as main components, an aliphatic dihydric alcohol mono-lower alkyl ether acetate having 5 to 10 carbon atoms and an aliphatic monohydric alcohol having 1 to 6 carbon atoms.
モノ低級アルキルエーテルアセテートと炭素数１〜６の
脂肪族一価アルコールとの配合割合が、前者30〜70重量
部に対して、後者70〜30重量部である請求項１記載のブ
レーキ装置の洗浄剤。2. The compounding ratio of the aliphatic dihydric alcohol mono-lower alkyl ether acetate having 5 to 10 carbon atoms and the aliphatic monohydric alcohol having 1 to 6 carbon atoms is based on 30 to 70 parts by weight of the former. The cleaning agent for a brake device according to claim 1, wherein the latter is 70 to 30 parts by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1066376A JP2700913B2 (en) | 1989-03-20 | 1989-03-20 | Cleaning agent for brake equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1066376A JP2700913B2 (en) | 1989-03-20 | 1989-03-20 | Cleaning agent for brake equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02247300A JPH02247300A (en) | 1990-10-03 |
| JP2700913B2 true JP2700913B2 (en) | 1998-01-21 |
Family
ID=13314047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1066376A Expired - Lifetime JP2700913B2 (en) | 1989-03-20 | 1989-03-20 | Cleaning agent for brake equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2700913B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02302500A (en) * | 1989-05-18 | 1990-12-14 | Tsuchiya:Kk | Aerosol agent for cleaning of brake device of automobile |
| US5188754A (en) * | 1991-04-16 | 1993-02-23 | General Dynamics Corporation | Cleaning formulation and method that alleviates current problems |
| JPH06346094A (en) * | 1993-06-02 | 1994-12-20 | Kuraray Co Ltd | Non-flammable cleanser composition |
| US6659119B2 (en) | 2001-12-18 | 2003-12-09 | Taylor Innovations, L.L.C. | Fluid pressure responsive dual piston or emergency shutdown valve actuator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0699718B2 (en) * | 1985-09-04 | 1994-12-07 | 株式会社リコー | Detergent for visual display |
-
1989
- 1989-03-20 JP JP1066376A patent/JP2700913B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02247300A (en) | 1990-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH08117685A (en) | Method for two-stage cleaning or dehydration using siloxane azeotropic mixture | |
| EP1016699B1 (en) | Use of a solvent composition comprising an oxyisobutyric acid ester as a cleaning agent | |
| US5007969A (en) | Low toxicity liquid solvent | |
| JP2700913B2 (en) | Cleaning agent for brake equipment | |
| JP2700922B2 (en) | Cleaning agent for brake equipment | |
| JP2000154399A (en) | Glycol-based solvent for washing | |
| AU658989B2 (en) | Solvent mixtures having enhanced evaporation | |
| JP2802656B2 (en) | Cleaning agent for brake equipment | |
| JPH0881698A (en) | Detergent composition | |
| JP5041647B2 (en) | Cleaning composition | |
| JP2946834B2 (en) | Detergent composition for brake equipment | |
| JPH01502648A (en) | Two-component water exclusion composition containing surfactant | |
| JP2792263B2 (en) | Non-halogen cleaning agent used for cleaning the release agent attached to synthetic resin moldings | |
| JP2912038B2 (en) | Cleaning agent for insulated cable | |
| JPH0436395A (en) | Detergent composition | |
| EP0837913A1 (en) | Cleaning composition | |
| JP2828180B2 (en) | Non-halogen cleaning agent used for cleaning the release agent attached to synthetic resin moldings | |
| JPH0649493A (en) | Detergent composition | |
| CA1295205C (en) | Methylene chloride compound and its use for removing photoresist films | |
| JP2614982B2 (en) | Screen plate cleaner | |
| EP1068289A1 (en) | Organic-based composition | |
| JPH0649494A (en) | Detergent composition | |
| JP3675941B2 (en) | Cleaning composition | |
| JPH1135991A (en) | Solvent composition | |
| JPH0892598A (en) | Cleanser composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20071003 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081003 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091003 Year of fee payment: 12 |
|
| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091003 Year of fee payment: 12 |