JPH0397793A - Azeotropic and azeotropic-like composition containing 1,1,1-trichloroethane as main component - Google Patents
Azeotropic and azeotropic-like composition containing 1,1,1-trichloroethane as main componentInfo
- Publication number
- JPH0397793A JPH0397793A JP23460689A JP23460689A JPH0397793A JP H0397793 A JPH0397793 A JP H0397793A JP 23460689 A JP23460689 A JP 23460689A JP 23460689 A JP23460689 A JP 23460689A JP H0397793 A JPH0397793 A JP H0397793A
- Authority
- JP
- Japan
- Prior art keywords
- trichloroethane
- weight
- bromopropane
- azeotropic
- composition
- 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
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- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Extraction Or Liquid Replacement (AREA)
- Detergent Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paints Or Removers (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、溶剤等として｛２れた持性を有する新規な共
沸および共沸様溶剤組成物に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to novel azeotropic and azeotrope-like solvent compositions having superior properties as solvents and the like.
［従来の技術］
１， １． １−トリクロロエタンは適当な沸点および
溶解性を有し、比較的毒性が少ないことから、これらの
特性を活かして溶剤、希釈剤等として広く使用されてい
る。[Prior art] 1, 1. 1-Trichloroethane has an appropriate boiling point and solubility, and is relatively nontoxic, so it is widely used as a solvent, diluent, etc., taking advantage of these properties.
［発明が解決しようとする課題］
化学的に特に安定なフロンＲｌｌ，Ｒ１２，Ｒ１１３等
の完全ハロゲン化炭化水素は成層圏に達した際に太陽光
線により分解発生する塩素ラジカルがオゾンと連鎖反応
を起こし、オゾン層を破壊するとの事から、これら特定
フロンの生産量規制が実施されることとなった。また、
１， １， ｉ ｝リクロロエタンに関してもオゾン層
破壊の原因とされている塩素を有するため、環境保護の
観点より特定フロン同様に生産量規制の動きがある。[Problem to be solved by the invention] When fully halogenated hydrocarbons such as Freon Rll, R12, and R113, which are particularly chemically stable, reach the stratosphere, chlorine radicals decomposed by sunlight cause a chain reaction with ozone. Since these substances are believed to destroy the ozone layer, regulations have been implemented on the production of these specific fluorocarbons. Also,
1, 1, i} Lichloroethane also contains chlorine, which is thought to be a cause of ozone layer depletion, so from the perspective of environmental protection, there is a movement to regulate the production amount, similar to that of specified fluorocarbons.
このため、従来より用いられてきた！， １．１ ｝リ
クロロエタンに代わり、オゾン層を破壊しにくい代替物
質の探索が活発に行なわれている。For this reason, it has been used for a long time! , 1.1 } In place of dichloroethane, the search for alternative substances that are less likely to deplete the ozone layer is being actively conducted.
本発明は、従来の１．１．１｝リクロロエタンの使用量
を低減し、かつ該物質が有している優れた特性を満足し
ながら代替物質として使用できる新規なｉ，１．１−｝
−リクロロエタン組成物を提供することを目的とするも
のである。The present invention provides a novel i,1.1-} which can be used as a substitute substance while reducing the amount of conventional 1.1.1}-lichloroethane used and satisfying the excellent properties of this substance.
- to provide a dichloroethane composition.
［課題を解決するための手段〕
本発明は、ｔ−ブロモプロパン、２−ブロモプロパン、
クロロブロモメタン、２−ブロモ−２−メチルプロパン
のいずれか一種および１，１．１−トリクロロエタンと
からなる共沸および共沸様組成物に関するものである。[Means for Solving the Problems] The present invention provides t-bromopropane, 2-bromopropane,
The present invention relates to azeotropic and azeotrope-like compositions comprising any one of chlorobromomethane, 2-bromo-2-methylpropane, and 1,1,1-trichloroethane.
本発明の組成物は、共沸組成が存在する上、洗浄溶剤と
しては従来の１．１．１−トリクロロエタンと同等の洗
浄力を有するため、被洗浄部材の劣化を起こす事なく充
分な洗浄が実施でき、かつ該規制物質である１， １．
１− ｝リクロロエタンの使用量を大幅に削減可能で
ある。また、非常に類似の物性を有するため現在用いて
いる洗浄機等の設備を大幅な仕様変更をすることなしに
多岐に渡った様々な洗浄方法での使用が可能である等の
長所を有しているため、１， １．１ トリクロ口エタ
ン代替としてきわめて有用なものである。The composition of the present invention has an azeotropic composition and, as a cleaning solvent, has a cleaning power equivalent to that of conventional 1.1.1-trichloroethane, so it can perform sufficient cleaning without causing deterioration of the parts to be cleaned. 1, 1.
1- } The amount of dichloroethane used can be significantly reduced. In addition, because they have very similar physical properties, they have the advantage of being able to be used in a wide variety of cleaning methods without making major changes to the specifications of equipment such as washing machines that are currently in use. Therefore, it is extremely useful as a substitute for 1, 1.1 tricloethane.
更に、リサイクルしても組成変動が少ないこと等多くの
利点を有している。Furthermore, it has many advantages such as less compositional fluctuation even after recycling.
本発明における組成物の１．１．１−トリクロロエタン
および１−ブロモプロパンの混合比はｌ， １． １−
トリクロロエタン１５〜６５重量％および１−ブロモプ
ロパン３５〜８５重量％の共沸様組成が好ましく、更に
好ましくは１，１．１−トリクロロエタン３９，９重量
％および１−ブロモプロパン６０．１重量％である共沸
組成である。The mixing ratio of 1.1.1-trichloroethane and 1-bromopropane in the composition of the present invention is 1. 1-
An azeotrope-like composition of 15-65% by weight of trichloroethane and 35-85% by weight of 1-bromopropane is preferred, more preferably 39.9% by weight of 1,1,1-trichloroethane and 60.1% by weight of 1-bromopropane. It has a certain azeotropic composition.
本発明における組成物の１， ｌ， ｌ− トリクロロ
エタンおよび２−ブロモプロパンの混合比はｌ， ｌ，
１トリクロロエタン５〜４５重量％および２−ブロモ
プロパン５５〜９５重量％の共沸様組成が好ましく、更
に好ましくはｌ， ｌ， １− ｈリクロ口エタン２０
，３重量％および２−ブロモプロパン７９．７重量％で
ある共沸組成である。The mixing ratio of 1, 1, 1-trichloroethane and 2-bromopropane in the composition of the present invention is 1, 1,
An azeotrope-like composition of 5-45% by weight of 1-trichloroethane and 55-95% by weight of 2-bromopropane is preferred, more preferably 20% by weight of 1-trichloroethane and 55-95% by weight of 1-trichloroethane.
, 3% by weight and 79.7% by weight of 2-bromopropane.
本発明における組成物のｌ， ｌ， １− ｝−リクロ
ロエタンおよびクロロブロモメタンのｌ昆合比は１，ｌ
，１−トリクロロエタン２５〜５５重量％およびクロロ
プロモメタン４５〜７５重量％の共沸様組或が好ましく
、更に好ましくは１，１．１−トリクロロエタン４０．
７重量％およびクロロブロモメタン５９．３重量％であ
る共沸組成である。The l, l, 1-}-lichloroethane and chlorobromomethane ratio of the composition of the present invention is 1, l.
, 25-55% by weight of 1-trichloroethane and 45-75% by weight of chloropromomethane, more preferably 40% by weight of 1,1,1-trichloroethane.
The azeotropic composition is 7% by weight and 59.3% by weight of chlorobromomethane.
本発明における組成物の１． １． １− トリクロロ
エタンおよび２−ブロモ−２−メチルプロパンの混合比
は１，１．１−｝−リクロロエタン４０〜６０重量％お
よび２−ブロモ−２−メチルプロパン４０〜６０重量％
の共沸様組成が好ましく、更に好ましくは１，１．１−
トリクロロエタン４８．２重量％および２−ブロモ−２
−メチルプロパン５１．８重量％である共沸組成である
。1. Composition of the present invention. 1. The mixing ratio of 1-trichloroethane and 2-bromo-2-methylpropane is 40 to 60% by weight of 1,1.1-}-lichloroethane and 40 to 60% by weight of 2-bromo-2-methylpropane.
Preferably, an azeotrope-like composition of 1,1.1-
48.2% by weight of trichloroethane and 2-bromo-2
- an azeotropic composition of 51.8% by weight of methylpropane.
本共沸組成物の共沸組成比は、混合する１．１．１−ト
リクロロエタン等の純度や測定誤差等の影響により±１
．０重量％程度変動しつるものである。The azeotropic composition ratio of this azeotropic composition is ±1 depending on the purity of the 1.1.1-trichloroethane etc. to be mixed and measurement errors.
．． It fluctuates by about 0% by weight.
本発明の組成物には、用途に応じてその他の成分を更に
添加混合することができる。例えば、溶剤としての用途
においては、ベンタン、イソベンタン、ヘキサン、イソ
ヘキサン、ネオヘキサン、ヘブタン、イソへブタン、２
．３−ジメチルブタン、シクロペンタン等の炭化水素類
、ニトロメタン、ニトロエタン、ニトロブロバン等のニ
トロアルカン類、ジエチルアミン、トリエチルアミン、
イソブロビルアミン、プチルアミン、イソブチルアミン
等のアミン類、メタノール、エタノール、ｎ−プロビル
アルコール，ｉ−プロビルアルコール，ｎ−ブチルアル
コール，ｉ−ブヂルアルコール，Ｓ−ブチルアルコール
，１−ブヂルアルコール等のアルコール類、メチルセロ
ソルブ、テトラヒドロフラン，１，４−ジオキサン等の
エーテル類、アセトン、メチルエチルケ１・ン、メチル
ブチルケトン等のケトン類、酢酸エチル、酢酸プロビル
、酢酸ブチル等のエステル類、ジクロロメタン、ｔｒａ
ｎｓ−１．２−ジクロロエヂレン、ｃｉｓ−１．２−ジ
クロロエチレン等のハロゲン化炭化水素類、その他、１
，１．２−トリクロロー２．２−ジフルオロエタン、１
、１、２、２−テトラクロロ−１，２−ジフロロエタン
、１．１−ジクロロー２．２，３，３．３−ペンタフロ
口プロパン等のフロン類等を適宜添加することができる
。Other components may be further added to the composition of the present invention depending on the intended use. For example, in applications as a solvent, bentane, isobentane, hexane, isohexane, neohexane, hebutane, isohexane,
．． Hydrocarbons such as 3-dimethylbutane and cyclopentane, nitroalkanes such as nitromethane, nitroethane and nitrobroban, diethylamine, triethylamine,
Amines such as isobrobylamine, butylamine, isobutylamine, methanol, ethanol, n-propyl alcohol, i-propyl alcohol, n-butyl alcohol, i-butyl alcohol, S-butyl alcohol, 1-butyl alcohol alcohols such as methyl cellosolve, tetrahydrofuran, ethers such as 1,4-dioxane, ketones such as acetone, methyl ethyl ketone, methyl butyl ketone, esters such as ethyl acetate, proyl acetate, butyl acetate, dichloromethane, tra
Halogenated hydrocarbons such as ns-1,2-dichloroethylene and cis-1,2-dichloroethylene, others, 1
, 1,2-trichloro-2,2-difluoroethane, 1
, 1,2,2-tetrachloro-1,2-difluoroethane, 1,1-dichloro-2,2,3,3,3-pentafluoropropane, and other fluorocarbons can be added as appropriate.
本発明の共沸および共沸様組成物は、従来の１， ｌ，
ｉ一トリクロロエタンと同様、各種用途に使用でき、
特に溶剤として用いた場合、従来の１． １， ｌ−
トリクロロエタンと同等の溶解力を有するため代替物質
として好適である。 溶剤の具体的な用途としては、フ
ラックス、グリース、油、ワックス、インキ等の除去剤
、塗料用溶剤、抽出剤、ガラス、セラミックス、プラス
チック、ゴム、金属製各種部品、特にＩＣ部品、電気機
器、精密機械、光学レンズ等の洗浄剤や水切り剤等をあ
げることができる。洗浄方法としては手拭き、浸漬、ス
プレー、揺動、超音波洗浄、蒸気洗浄等を採用すればよ
い。The azeotrope and azeotrope-like compositions of the present invention are similar to conventional 1, l,
Like i-trichloroethane, it can be used for various purposes,
Especially when used as a solvent, conventional 1. 1, l-
It is suitable as a substitute substance because it has the same dissolving power as trichloroethane. Specific uses of solvents include removers for flux, grease, oil, wax, and ink, paint solvents, extractants, glass, ceramics, plastics, rubber, various metal parts, especially IC parts, electrical equipment, Examples include cleaning agents and draining agents for precision machinery, optical lenses, etc. As a cleaning method, hand wiping, dipping, spraying, shaking, ultrasonic cleaning, steam cleaning, etc. may be used.
［実施例］ 以下に本発明の実施例を示す。[Example] Examples of the present invention are shown below.
実施例１
第１表に示した各組成からなる混合物１０００ｇを各々
蒸留フラスコに入れ、理論段数２０段の精留塔を用い、
大気圧下で蒸留を行ない各々２００ｇの留分を得た。こ
の時の留出温度および留分のガスクロマトグラフ測定結
果を第２表に示す。Example 1 1000 g of a mixture consisting of each composition shown in Table 1 was placed in a distillation flask, and a rectification column with 20 theoretical plates was used.
Distillation was carried out under atmospheric pressure to obtain 200 g of each fraction. Table 2 shows the distillation temperature and gas chromatograph measurement results of the fraction at this time.
第１表 第２表 実施例２ 本発明の組成物を用いて機械油の洗浄試験を行なった。Table 1 Table 2 Example 2 A machine oil cleaning test was conducted using the composition of the present invention.
ＳＯＳ３０４製テストビース（ ２５ｍｍＸ ３０ｍｍ
Ｘ ２ｍｍ厚）を機械油（ＣＱ−３０，日本石油 製）
中に浸漬した後、本発明の前記組成物により５分間浸漬
洗浄した。比較例として１，ｌｊ−トリクロロエタンに
ついても同様の試験を実施した。SOS304 test bead (25mm x 30mm)
x 2mm thick) with machine oil (CQ-30, manufactured by Nippon Oil)
After immersion, the sample was immersed in the composition of the present invention for 5 minutes for cleaning. As a comparative example, a similar test was conducted on 1,lj-trichloroethane.
機械油の除去の度合を第３表に示す。Table 3 shows the degree of machine oil removal.
第３表
め、従来のｉ， ｉ， ｉ一トリクロロエタン単一物と
同等の使い方ができ、従来技術の大幅な変更を要しない
等の利点がある。さらに、溶剤としても機械油等の除去
性能に優れるため１， １． １−トリクロロエタンに
替わる脱脂洗浄溶剤として最適である。As shown in Table 3, it can be used in the same manner as the conventional i, i, i-trichloroethane single substance, and has the advantage that it does not require major changes to the conventional technology. Furthermore, as a solvent, it has excellent removal performance for machine oil, etc. 1. It is most suitable as a degreasing cleaning solvent in place of 1-trichloroethane.
０；良好に除去できる、 ○；ほぼ良好△；微量残存、
×；かなり残量［発明の効果］
本発明の共沸および共沸様組成物は、従来の１． １．
１− トリクロロエタンが有している優れた特性を満
足しながら代替物質として使用できる。0: Can be removed well, ○: Almost good △: Trace amount remains,
×: Significant residual amount [Effect of the invention] The azeotrope and azeotrope-like composition of the present invention have the same amount as the conventional 1. 1.
It can be used as a substitute while satisfying the excellent properties of 1-trichloroethane.
Claims (1)
ブロモメタン、２−ブロモ−２−メチルプロパンのいず
れか一種および１，１，１−トリクロロエタンとからな
る共沸および共沸様組成物。 ２，１，１，１−トリクロロエタン１５〜６５重量％、
及び１−ブロモプロパン３５〜８５重量％からなる請求
項１に記載の共沸様組成物。 ３，１，１，１−トリクロロエタン３９．９重量％、及
び１−ブロモプロパン６０．１重量％からなる請求項１
に記載の共沸組成物。 ４，１，１，１−トリクロロエタン５〜４５重量％、及
び２−ブロモプロパン５５〜９５重量％からなる請求項
１に記載の共沸様組成物。 ５，１，１，１−トリクロロエタン２０．３重量％、及
び２−ブロモプロパン７９．７重量％からなる請求項１
に記載の共沸組成物。 ６，１，１，１−トリクロロエタン２５〜５５重量％、
及びクロロブロモメタン４５〜７５重量％からなる請求
項１に記載の共沸様組成物。 ７，１，１，１−トリクロロエタン４０．７重量％、及
びクロロブロモメタン５９．３重量％からなる請求項１
に記載の共沸組成物。 ８，１，１，１−トリクロロエタン４０〜６０重量％、
及び２−ブロモ−２−メチルプロパン４０〜６０重量％
からなる請求項１に記載の共沸様組成物。 ９，１，１，１−トリクロロエタン４８．２重量％、及
び２−ブロモ−２−メチルプロパン５１．８重量％から
なる請求項１に記載の共沸組成物。[Claims] An azeotrope and an azeotrope consisting of any one of 1,1-bromopropane, 2-bromopropane, chlorobromomethane, 2-bromo-2-methylpropane and 1,1,1-trichloroethane. Similar composition. 2,1,1,1-trichloroethane 15 to 65% by weight,
and 35 to 85% by weight of 1-bromopropane. Claim 1 consisting of 39.9% by weight of 3,1,1,1-trichloroethane and 60.1% by weight of 1-bromopropane.
The azeotropic composition described in. The azeotrope-like composition according to claim 1, comprising 5 to 45% by weight of 4,1,1,1-trichloroethane and 55 to 95% by weight of 2-bromopropane. Claim 1 consisting of 20.3% by weight of 5,1,1,1-trichloroethane and 79.7% by weight of 2-bromopropane.
The azeotropic composition described in. 6,1,1,1-trichloroethane 25-55% by weight,
and 45 to 75% by weight of chlorobromomethane. Claim 1 consisting of 40.7% by weight of 7,1,1,1-trichloroethane and 59.3% by weight of chlorobromomethane.
The azeotropic composition described in. 8,1,1,1-trichloroethane 40-60% by weight,
and 40-60% by weight of 2-bromo-2-methylpropane
The azeotrope-like composition of claim 1 consisting of. The azeotropic composition according to claim 1, consisting of 48.2% by weight of 9,1,1,1-trichloroethane and 51.8% by weight of 2-bromo-2-methylpropane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23460689A JPH0397793A (en) | 1989-09-12 | 1989-09-12 | Azeotropic and azeotropic-like composition containing 1,1,1-trichloroethane as main component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23460689A JPH0397793A (en) | 1989-09-12 | 1989-09-12 | Azeotropic and azeotropic-like composition containing 1,1,1-trichloroethane as main component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0397793A true JPH0397793A (en) | 1991-04-23 |
Family
ID=16973672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23460689A Pending JPH0397793A (en) | 1989-09-12 | 1989-09-12 | Azeotropic and azeotropic-like composition containing 1,1,1-trichloroethane as main component |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0397793A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06220494A (en) * | 1993-01-25 | 1994-08-09 | Deitsupusoole Kk | Cleaning solvent composition |
| JPH07150196A (en) * | 1993-11-26 | 1995-06-13 | Deitsupusoole Kk | Cleaning solvent composition |
| US5759985A (en) * | 1995-07-21 | 1998-06-02 | Advanced Chemical Design, Inc. | Compositions for the stabilization of bromochloromethane |
| US5824162A (en) * | 1995-12-29 | 1998-10-20 | Lawrence Industries, Inc. | Molecular level cleaning of contaminates from parts utilizing an environmentally safe solvent |
| WO1999005254A1 (en) * | 1997-07-23 | 1999-02-04 | Albemarle Corporation | n-PROPYL BROMIDE BASED CLEANING SOLVENT AND IONIC RESIDUE REMOVAL PROCESS |
| US6010997A (en) * | 1998-06-25 | 2000-01-04 | Alliedsignal Inc. | Compositions of 1-bromopropane, nitromethane or acetonitrile and an alcohol |
| US6048832A (en) * | 1998-06-25 | 2000-04-11 | Alliedsignal Inc. | Compositions of 1-bromopropane, 4-methoxy-1,1,1,2,2,3,3,4,4-nonafluorobutane and an organic solvent |
| US6103684A (en) * | 1998-06-25 | 2000-08-15 | Alliedsignal Inc. | Compositions of 1-bromopropane and an organic solvent |
-
1989
- 1989-09-12 JP JP23460689A patent/JPH0397793A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06220494A (en) * | 1993-01-25 | 1994-08-09 | Deitsupusoole Kk | Cleaning solvent composition |
| EP0609004B2 (en) † | 1993-01-25 | 2005-04-27 | Dipsol Chemicals Co., Ltd. | Deterging solvent composition and a method for washing an article with the same |
| JPH07150196A (en) * | 1993-11-26 | 1995-06-13 | Deitsupusoole Kk | Cleaning solvent composition |
| US5759985A (en) * | 1995-07-21 | 1998-06-02 | Advanced Chemical Design, Inc. | Compositions for the stabilization of bromochloromethane |
| US6176942B1 (en) | 1995-12-29 | 2001-01-23 | Lawrence Industries, Inc | Solvent mixture for use in a vapor degreaser and method of cleaning an article in a vapor degreaser utilizing said solvent |
| US5938859A (en) * | 1995-12-29 | 1999-08-17 | Lawrence Industries, Inc. | Molecular level cleaning of contaminants from parts utilizing an environmentally safe solvent |
| US6402857B2 (en) | 1995-12-29 | 2002-06-11 | Lawrence Industries, Inc. | Solvent mixture for use in a vapor degreaser and method of cleaning an article in a vapor degreaser utilizing said solvent |
| US5824162A (en) * | 1995-12-29 | 1998-10-20 | Lawrence Industries, Inc. | Molecular level cleaning of contaminates from parts utilizing an environmentally safe solvent |
| WO1999005254A1 (en) * | 1997-07-23 | 1999-02-04 | Albemarle Corporation | n-PROPYL BROMIDE BASED CLEANING SOLVENT AND IONIC RESIDUE REMOVAL PROCESS |
| US6010997A (en) * | 1998-06-25 | 2000-01-04 | Alliedsignal Inc. | Compositions of 1-bromopropane, nitromethane or acetonitrile and an alcohol |
| US6048832A (en) * | 1998-06-25 | 2000-04-11 | Alliedsignal Inc. | Compositions of 1-bromopropane, 4-methoxy-1,1,1,2,2,3,3,4,4-nonafluorobutane and an organic solvent |
| US6103684A (en) * | 1998-06-25 | 2000-08-15 | Alliedsignal Inc. | Compositions of 1-bromopropane and an organic solvent |
| US6365565B1 (en) | 1998-06-25 | 2002-04-02 | Honeywell International Inc. | Compositions of 1-bromopropane and an organic solvent |
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