JP2803340B2 - Dichloropentafluoropropane azeotropic composition - Google Patents
Dichloropentafluoropropane azeotropic compositionInfo
- Publication number
- JP2803340B2 JP2803340B2 JP2201306A JP20130690A JP2803340B2 JP 2803340 B2 JP2803340 B2 JP 2803340B2 JP 2201306 A JP2201306 A JP 2201306A JP 20130690 A JP20130690 A JP 20130690A JP 2803340 B2 JP2803340 B2 JP 2803340B2
- Authority
- JP
- Japan
- Prior art keywords
- composition
- dichloromethane
- weight
- cleaning
- dichloropentafluoropropane
- 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
Description
【発明の詳細な説明】 ［産業上の利用分野］ 本発明は、プリント基板、IC等の電子部品、精密機械
部品、ガラス基板、セラミック、フィルム等のフラック
ス洗浄や離型剤除去洗浄、油、グリース等の洗浄等に用
いられる新規なジクロロペンタフルオロプロパン系共沸
組成物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 flux cleaning and release agent removing cleaning of oil, such as printed circuit boards, electronic parts such as ICs, precision machine parts, glass substrates, ceramics and films. The present invention relates to a novel dichloropentafluoropropane-based azeotropic composition used for cleaning grease and the like.
［従来の技術］ フラックス洗浄や離型剤除去洗浄、油、グリース等の
洗浄には、不燃性、低毒性、安定性に優れる等の特徴を
有する1,1,2−トリクロロ−1,2,2−トリフルオロプロパ
ン（以下R113という）とジクロロメタンとの共沸混合溶
剤組成物が使用されている。さらに、R113は金属、プラ
スチック、エラストマー等の基材を侵さず、各種の汚れ
を選択的に溶解する特徴を有するため、金属、プラスチ
ック、エラストマー等からなる各種電子部品を実装した
プリント基板のフラックス洗浄等には最適であった。[Prior art] Flux cleaning, release agent removing cleaning, oil, grease cleaning, etc. are characterized by non-flammability, low toxicity, and excellent stability. An azeotropic solvent composition of 2-trifluoropropane (hereinafter referred to as R113) and dichloromethane has been used. Furthermore, since R113 has the feature of selectively dissolving various stains without attacking the base materials such as metals, plastics and elastomers, flux cleaning of printed circuit boards mounted with various electronic components made of metals, plastics, elastomers, etc. And so on.
［発明が解決しようとする課題］ 従来使用されていたR113は、種々の利点を有するにも
かかわらず、化学的に特に安定なため、対流圏内での寿
命が長く、拡散して成層圏に達し、ここで太陽光線によ
り分解して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ことから、その使用規
制が実施されることとなった。このため、従来のR113に
替わり、オゾン層を破壊しにくい代替溶剤の探索が活発
に行なわれている。[Problem to be Solved by the Invention] R113, which has been used conventionally, has various advantages, but is particularly stable chemically, so that it has a long life in the troposphere, diffuses into the stratosphere, Here, chlorine radicals generated by decomposition by sunlight cause a chain reaction with ozone and destroy the ozone layer, so that the use of the ozone layer has been restricted. For this reason, instead of the conventional R113, the search for alternative solvents that are less likely to destroy the ozone layer is being actively conducted.
本発明は、従来のR113が有している優れた特性を満足
しながら代替溶剤として使用できる新規な共沸組成物を
提供することを目的とするものである。An object of the present invention is to provide a novel azeotropic composition that can be used as a substitute solvent while satisfying the excellent properties of the conventional R113.
［課題を解決するための手段］ 本発明は前述の目的を達成すべくなされたものであ
り、3,3−ジクロロ−1,1,1,2,2−ペンタフルオロプロパ
ン（R225ca）38重量％及びジクロロメタン62重量％から
なるジクロロペンタフルオロプロパン系共沸組成物並び
に1,3−ジクロロ−1,1,2,2,3−ペンタフルオロプロパン
（R225cb）28重量％及びジクロロメタン72重量％からな
るジクロロペンタフルオロプロパン系共沸組成物を提供
するものである。本発明の組成物は共沸組成を有してお
り、特に洗浄溶剤として従来のR113/ジクロロメタン共
沸系と同程度の洗浄力を有するため、R113/ジクロロメ
タン共沸系代替として極めて有用なものである。Means for Solving the Problems The present invention has been made to achieve the above-mentioned object, and 38% by weight of 3,3-dichloro-1,1,1,2,2-pentafluoropropane (R225ca). Dichloropentafluoropropane azeotropic composition comprising chlorobenzene and dichloromethane 62% by weight and dichlorochloroform comprising 1,3-dichloro-1,1,2,2,3-pentafluoropropane (R225cb) 28% by weight and dichloromethane 72% by weight A pentafluoropropane-based azeotropic composition is provided. The composition of the present invention has an azeotropic composition, and particularly has a detergency equivalent to that of the conventional R113 / dichloromethane azeotropic system as a cleaning solvent, and is therefore extremely useful as an alternative to the R113 / dichloromethane azeotropic system. is there.
更に、リサイクルしても組成の変動がないこと、又従
来のR113/ジクロロメタン共沸系と同じ使い方ができ、
従来技術の大幅な変更を要しないこと等の利点がある。Furthermore, there is no change in composition even when recycled, and it can be used in the same way as the conventional R113 / dichloromethane azeotropic system,
There are advantages such as not requiring a significant change in the prior art.
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、ペンタン、イソペンタン、ヘキサン、イ
ソヘキサン、ネオヘキサン、ヘプタン、イソヘプタン、
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、ニトロプロパン等の
ニトロアルカン類、ジエチルアミン、トリエチルアミ
ン、イソプロピルアミン、ブチルアミン、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
ピルアルコール、ｉ−プロピルアルコール、ｎ−ブタノ
ール、ｉ−ブタノール、ｓ−ブタノール、ｔ−ブタノー
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、
メチルエチルケトン、メチルブチルケトン等のケトン
類、酢酸エチル、酢酸プロピル、酢酸ブチル等のエステ
ル類、trans−1,2−ジクロロエチレン、cis−1,2−ジク
ロロエチレン、２−ブロモプロパン等のハロゲン化炭化
水素類、その他、1,1,2−トリクロロ−1,2,2−トリフル
オロエタン、1,1−ジクロロ−１−フルオロエタン、1,
1,2−トリクロロ−2,2−ジフルオロエタン、1,1−ジク
ロロ−2,2,2−トリフルオロエタン、1,1−ジクロロ−1,
2,2,3,3−ペンタフルオロプロパン、1,2−ジクロロ−1,
1,3,3,3−ペンタフルオロプロパン、1,1−ジクロロ−2,
3,3,3−テトラフルオロプロペン−１、trans−３−クロ
ロ−1,1,1,2,4,4,5,5,5−ノナフルオロペンテン−２、c
is−３−クロロ−1,1,1,2,4,4,5,5,5−ノナフルオロペ
ンテン−２、1,1,1,2,2,5,5,6,6,6−デカフルオロヘキ
サン等のフッ素化炭化水素類等を適宜添加することがで
きる。Other components can be further added to and mixed with the composition of the present invention depending on the use. For example, in the use as a solvent, pentane, isopentane, hexane, isohexane, neohexane, heptane, isoheptane,
Hydrocarbons such as 2,3-dimethylbutane and cyclopentane, nitroalkanes such as nitromethane, nitroethane and nitropropane, amines such as diethylamine, triethylamine, isopropylamine, butylamine and isobutylamine, methanol, ethanol and n-propyl Alcohols, i-propyl alcohol, n-butanol, i-butanol, s-butanol, alcohols such as t-butanol, methyl cellosolve, tetrahydrofuran, ethers such as 1,4-dioxane, acetone,
Ketones such as methyl ethyl ketone and methyl butyl ketone; esters such as ethyl acetate, propyl acetate and butyl acetate; halogenated hydrocarbons such as trans-1,2-dichloroethylene, cis-1,2-dichloroethylene and 2-bromopropane , Other, 1,1,2-trichloro-1,2,2-trifluoroethane, 1,1-dichloro-1-fluoroethane,
1,2-trichloro-2,2-difluoroethane, 1,1-dichloro-2,2,2-trifluoroethane, 1,1-dichloro-1,
2,2,3,3-pentafluoropropane, 1,2-dichloro-1,
1,3,3,3-pentafluoropropane, 1,1-dichloro-2,
3,3,3-tetrafluoropropene-1, trans-3-chloro-1,1,1,2,4,4,5,5,5-nonafluoropentene-2, c
is-3-chloro-1,1,1,2,4,4,5,5,5-nonafluoropentene-2,1,1,1,2,2,5,5,6,6,6- Fluorinated hydrocarbons such as decafluorohexane can be appropriately added.
R225ca又はR225cbとジクロロメタンからなる本発明の
共沸は、従来のR113と同様、各種洗浄溶剤等の用途に使
用でき、R113/ジクロロメタン共沸系の代替として用い
た場合、好適である。溶剤の他、フェノールフォームや
ウレタンフォーム等のプラスチックフォーム用発泡剤、
プロペラント等としても使用し得る。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、金属製各種物品、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
切り剤等を挙げることができる。洗浄方法としては、手
抜き、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 of the present invention comprising R225ca or R225cb and dichloromethane can be used for various cleaning solvents and the like as in the case of conventional R113, and is suitable when used as a substitute for the R113 / dichloromethane azeotropic system. In addition to solvents, foaming agents for plastic foams such as phenol foam and urethane foam,
It can also be used as a propellant. Specific applications of solvents include fluxes, greases, oils, waxes, removers for inks, paint solvents, extractants, glass, ceramics, plastics, rubber, and various metal products, especially ICs.
Examples include cleaning agents for components, electric equipment, precision instruments, optical lenses, and the like, and draining agents. As a cleaning method, hand-drawing, dipping, spraying, rocking, ultrasonic cleaning, steam cleaning, or the like may be employed.
［実施例］ 以下に本発明の実施例を示す。[Example] An example of the present invention will be described below.
実施例 １ 下記の組成からなる溶剤組成物1000gを蒸留フラスコ
に入れ、理論段数20段の精留塔を用い、大気圧下で蒸留
を行なった。Example 1 1000 g of a solvent composition having the following composition was placed in a distillation flask, and distillation was performed under atmospheric pressure using a rectification column having 20 theoretical plates.
（組成） （重量％） R225ca（沸点51.1℃） 50 ジクロロメタン（沸点39.8℃） 50 その結果、37.6℃において留分520gを得た。このもの
をガスクロマトグラフで測定した結果、次の組成であっ
た。(Composition) (% by weight) R225ca (boiling point 51.1 ° C) 50 Dichloromethane (boiling point 39.8 ° C) 50 As a result, 520 g of a fraction was obtained at 37.6 ° C. This was measured by gas chromatography to find that it had the following composition.
（組成） （重量％） R225ca 38 ジクロロメタン 62 実施例 ２ 実施例１の組成物（R225ca/ジクロロメタン＝38重量
％/62重量％）を用いてフラックスの洗浄試験を行なっ
た。(Composition) (% by weight) R225ca 38 Dichloromethane 62 Example 2 A flux cleaning test was performed using the composition of Example 1 (R225ca / dichloromethane = 38% by weight / 62% by weight).
プリント基板全面にフラックス（タムラ製作所製 タ
ムラ−AL−４）を塗布し、250℃の電気炉で２分間焼成
後、本発明の前記組成物に１分間浸漬した。その結果、
フラックスは良好に除去できることが確認された。A flux (Tamura-AL-4 manufactured by Tamura Seisakusho) was applied to the entire surface of the printed board, baked in an electric furnace at 250 ° C. for 2 minutes, and immersed in the composition of the present invention for 1 minute. as a result,
It was confirmed that the flux could be removed well.
実施例 ３ 実施例１の組成物（R225ca/ジクロロメタン＝38重量
％/62重量％）についてタグ式測定方（JIS−K2265）に
従って測定したところ引火点がなく不燃であることが確
認された。Example 3 The composition of Example 1 (R225ca / dichloromethane = 38% by weight / 62% by weight) was measured in accordance with the tag-type measurement method (JIS-K2265), and it was confirmed that there was no flash point and that it was nonflammable.
実施例 ４ 下記の組成からなる溶剤組成物1000gを蒸留フラスコ
に入れ、理論段数20段の精留塔を用い、大気圧下で蒸留
を行なった。Example 4 1000 g of a solvent composition having the following composition was placed in a distillation flask, and distillation was performed under atmospheric pressure using a rectification column having 20 theoretical plates.
（組成） （重量％） R225cb（沸点56.1℃） 40 ジクロロメタン（沸点39.8℃） 60 その結果、38.6℃において留分330gを得た。このもの
をガスクロマトグラフで測定した結果、次の組成であっ
た。(Composition) (% by weight) R225cb (boiling point 56.1 ° C.) 40 Dichloromethane (boiling point 39.8 ° C.) 60 As a result, 330 g of a fraction was obtained at 38.6 ° C. This was measured by gas chromatography to find that it had the following composition.
（組成） （重量％） R225cb 28 ジクロロメタン 72 実施例 ５ 実施例４の組成物（R225cb/ジクロロメタン＝28重量
％/72重量％）を用いてフラックスの洗浄試験を行なっ
た。プリント基板全面にフラックス（タムラ製作所製
タムラ−AL−４）を塗布し、200℃の電気炉で２分間焼
成後、本発明の前記組成物に１分間浸漬した。その結
果、フラックスは良好に除去できることが確認された。(Composition) (% by weight) R225cb 28 dichloromethane 72 Example 5 A flux washing test was performed using the composition of Example 4 (R225cb / dichloromethane = 28% by weight / 72% by weight). Flux (made by Tamura Seisakusho Co., Ltd.)
Tamura-AL-4) was applied and baked in an electric furnace at 200 ° C. for 2 minutes, and then immersed in the composition of the present invention for 1 minute. As a result, it was confirmed that the flux could be removed well.
実施例 ６ 実施例４の組成物（R225cb/ジクロロメタン＝28重量
％/72重量％）についてタグ式測定法（JIS−K2265）に
従って測定したところ引火点がなく不燃であることが確
認された。Example 6 The composition of Example 4 (R225cb / dichloromethane = 28% by weight / 72% by weight) was measured in accordance with the tag-type measurement method (JIS-K2265), and it was confirmed that there was no flash point and that it was nonflammable.
［発明の効果］ 本発明のジクロロペンタフルオロプロパン系組成物
は、不燃性で従来のフロン類が有している優れた特性と
同等以上の特性を有する。又、共沸点が存在するため、
リサイクル時に組成変動がなく、従来のR113/ジクロロ
メタン共沸系と同じ使い方でき、従来技術の大幅な変更
を必要とせず、そのまま適用できる等の利点がある。特
に、フラックスや油等の溶解除去性に優れるためR113/
ジクロロメタン共沸系に替わる洗浄溶剤として好適であ
る。[Effect of the Invention] The dichloropentafluoropropane-based composition of the present invention is nonflammable and has properties equivalent to or better than the excellent properties of conventional fluorocarbons. Also, because there is an azeotropic point,
There is no change in composition at the time of recycling, it can be used in the same manner as the conventional R113 / dichloromethane azeotropic system, and there is an advantage that it can be applied as it is without requiring a drastic change of the conventional technology. In particular, R113 /
It is suitable as a cleaning solvent replacing the dichloromethane azeotropic system.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 ＦＩ Ｈ０５Ｋ 3/26 Ｈ０５Ｋ 3/26 ──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. 6 Identification code FI H05K 3/26 H05K 3/26
Claims (2)
ロプロパン38重量％及びジクロロメタン62重量％からな
るジクロロペンタフルオロプロパン系共沸組成物。1. A dichloropentafluoropropane azeotropic composition comprising 38% by weight of 3,3-dichloro-1,1,1,2,2-pentafluoropropane and 62% by weight of dichloromethane.
ロプロパン28重量％及びジクロロメタン72重量％からな
るジクロロペンタフルオロプロパン系共沸組成物。2. A dichloropentafluoropropane azeotropic composition comprising 28% by weight of 1,3-dichloro-1,1,2,2,3-pentafluoropropane and 72% by weight of dichloromethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2201306A JP2803340B2 (en) | 1990-07-31 | 1990-07-31 | Dichloropentafluoropropane azeotropic composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2201306A JP2803340B2 (en) | 1990-07-31 | 1990-07-31 | Dichloropentafluoropropane azeotropic composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0489439A JPH0489439A (en) | 1992-03-23 |
| JP2803340B2 true JP2803340B2 (en) | 1998-09-24 |
Family
ID=16438819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2201306A Expired - Lifetime JP2803340B2 (en) | 1990-07-31 | 1990-07-31 | Dichloropentafluoropropane azeotropic composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2803340B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013224383A (en) * | 2012-04-23 | 2013-10-31 | Asahi Glass Co Ltd | Solvent composition for cleaning |
| FR3000093B1 (en) * | 2012-12-26 | 2015-07-17 | Arkema France | AZEOTROPIC OR QUASI-AZEOTROPIC COMPOSITION OF CHLOROMETHANE |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02264983A (en) * | 1989-04-06 | 1990-10-29 | Fujitsu Ltd | Developing device |
| JPH10319811A (en) * | 1997-05-19 | 1998-12-04 | Ricoh Co Ltd | Cleaning device |
| JP2007101777A (en) * | 2005-10-03 | 2007-04-19 | Seiko Epson Corp | Image forming apparatus |
| JP4046141B1 (en) * | 2006-11-30 | 2008-02-13 | 富士ゼロックス株式会社 | Rotating body cleaning device and image forming apparatus |
| JP5152054B2 (en) * | 2009-03-17 | 2013-02-27 | 富士ゼロックス株式会社 | Cleaning device and image forming apparatus |
| JP6057651B2 (en) * | 2012-10-01 | 2017-01-11 | キヤノン株式会社 | Process cartridge and process cartridge manufacturing method |
-
1990
- 1990-07-31 JP JP2201306A patent/JP2803340B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0489439A (en) | 1992-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2022989C (en) | Azeotropic or azeotropic-like composition of hydrochlorofluoropropane | |
| JP2751428B2 (en) | 3,3-dichloro-1,1,1,2,2-pentafluoropropane-based composition | |
| JP2803340B2 (en) | Dichloropentafluoropropane azeotropic composition | |
| JP2794834B2 (en) | 1,3-dichloro-1,1,2,2,3-pentafluoropropane-based composition | |
| JP2743446B2 (en) | Azeotropic composition and pseudo-azeotropic composition | |
| JP2689573B2 (en) | Fluorinated hydrocarbon azeotropic and pseudoazeotropic mixtures | |
| JP2792134B2 (en) | Fluorinated hydrocarbon azeotropic compositions | |
| JP2692231B2 (en) | Fluorinated hydrocarbon-based azeotropic and azeotrope-like compositions | |
| JP2692230B2 (en) | Fluorinated hydrocarbon azeotropes and azeotrope-like compositions | |
| JP2780364B2 (en) | Fluorinated hydrocarbon azeotropic compositions | |
| JP2692234B2 (en) | Fluorinated hydrocarbon azeotropes and azeotrope-like mixtures | |
| JP2737260B2 (en) | Fluorinated hydrocarbon azeotropic and pseudo-azeotropic compositions | |
| JP2780374B2 (en) | Fluorinated hydrocarbon azeotropic compositions | |
| JP2830419B2 (en) | Dichloropentafluoropropane-based azeotropic composition | |
| JP2797593B2 (en) | Fluorinated hydrocarbon azeotropic compositions | |
| JP2701413B2 (en) | Fluorinated hydrocarbon azeotropes and pseudo-azeotropes | |
| JP2981020B2 (en) | Mixed solvent composition and azeotropic solvent composition | |
| JP2692229B2 (en) | Fluorinated hydrocarbon azeotropes and pseudo-azeotropes | |
| JP2738034B2 (en) | Fluorinated hydrocarbon azeotropic and pseudo-azeotropic compositions | |
| JP2692232B2 (en) | Fluorinated hydrocarbon azeotropes and pseudo-azeotropes | |
| JPH0867897A (en) | Improved solvent composition | |
| JP2797610B2 (en) | Fluorinated chlorinated hydrocarbon-based mixed solvent composition | |
| JPH02273632A (en) | Fluorinated hydrocarbon-based azeotropic mixture | |
| JPH02207026A (en) | Azeotrope and azeotrope-like mixture of dichloropentafluoropropane | |
| JPH03123745A (en) | Fluorinated hydrocarbon azeotropic composition and azeotropic-like composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080717 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080717 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090717 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090717 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100717 Year of fee payment: 12 |