JPH0824504A - Solvent composition for removing stuck water - Google Patents
Solvent composition for removing stuck waterInfo
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- JPH0824504A JPH0824504A JP18299994A JP18299994A JPH0824504A JP H0824504 A JPH0824504 A JP H0824504A JP 18299994 A JP18299994 A JP 18299994A JP 18299994 A JP18299994 A JP 18299994A JP H0824504 A JPH0824504 A JP H0824504A
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- surfactant
- water
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- type surfactant
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Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、高度に弗素化された新
規なハイドロフルオロカーボンを用いた付着水除去用溶
剤組成物であり、さらには精密機械工業、光学機械工業
や電子工業等において金属部品・プラスチック部品・ガ
ラス部品等を水洗した後の付着水を溶剤に置換して乾燥
するための付着水除去用溶剤組成物に関するものであ
る。FIELD OF THE INVENTION The present invention relates to a solvent composition for removing adhering water using a novel highly fluorinated hydrofluorocarbon, and further for metal parts in precision machinery industry, optical machinery industry, electronic industry and the like. The present invention relates to a solvent composition for removing adhered water for replacing adhered water after washing plastic parts, glass parts, etc. with water and drying the solvent.
【０００２】[0002]
【従来の技術】最近、精密金属部品、光学部品や電子部
品の製造において、加工に水を使用したり水で洗浄する
工程が増えており、この工程の後処理として付着水を除
去する必要がある。通常この付着水を除去するために、
被洗浄物を侵さず低毒性、不燃性、低腐食性等の特性に
優れまた洗浄工程及びその洗浄液自体の除去に適当な沸
点をもつものとして、クロロフルオロカーボン（例えば
CFC-113:沸点約４８℃）に界面活性剤を混合した組成物
が多く使用されてきた。しかし、オゾン層保護の観点か
らウィーン条約やモントリオール議定書に基づき、わが
国でもクロロフルオロカーボンについては生産量削減、
使用規制等が実施されている。2. Description of the Related Art Recently, in the production of precision metal parts, optical parts and electronic parts, the number of processes using water or washing with water is increasing, and it is necessary to remove the adhered water as a post-treatment of this process. is there. Usually, to remove this adhered water,
Chlorofluorocarbons (eg, chlorofluorocarbons) that have excellent boiling point characteristics such as low toxicity, nonflammability, low corrosion resistance, etc.
CFC-113: boiling point of about 48 ° C.) and a composition in which a surfactant is mixed are often used. However, from the perspective of protecting the ozone layer, the reduction of production of chlorofluorocarbons in Japan is also based on the Vienna Convention and the Montreal Protocol.
Usage restrictions are enforced.
【０００３】[0003]
【発明が解決しようとする課題】そこで本発明において
はCFC-113 等のクロロフルオロカーボン系付着水除去用
溶剤組成物が有する低毒性、不燃性、低腐食性の特性を
失うことなく水置換性を持ち、かつ塩素を含まないので
オゾン層を破壊する恐れがない新規のハイドロフルオロ
カーボン系付着水除去用溶剤組成物を提供することを目
的としている。Therefore, in the present invention, the water displacing property is maintained without losing the low toxicity, nonflammability, and low corrosive properties of the solvent composition for removing chlorofluorocarbon-based adherent water such as CFC-113. An object of the present invention is to provide a novel solvent composition for removing hydrofluorocarbon-based adhering water, which has no chlorine and does not contain chlorine and therefore does not damage the ozone layer.
【０００４】[0004]
【課題を解決するための手段】本発明者らは上記の目的
を達成すべく付着水除去用溶剤組成物の研究を進めた結
果、デカフルオロペンタンに下記（ａ）群から選択され
る特定の弗素含有界面活性剤と（ｂ）群から選択される
窒素含有界面活性剤の両者を混合してなる組成物が、付
着水除去用溶剤組成物として有用なものであることを見
いだした。 （ａ）群Means for Solving the Problems The inventors of the present invention have conducted research on a solvent composition for removing adhered water in order to achieve the above object, and as a result, decafluoropentane has a specific content selected from the following group (a): It has been found that a composition obtained by mixing both a fluorine-containing surfactant and a nitrogen-containing surfactant selected from the group (b) is useful as a solvent composition for removing adhered water. (A) group
【化１】で表されるポリオキシエチレンポリオキシプロ
ピレンフルオロアルキルエーテル型界面活性剤（Ｒｆは
パーフルオロアルキル基）Polyoxyethylene polyoxypropylene fluoroalkyl ether type surfactant represented by the following formula (Rf is a perfluoroalkyl group)
【化２】で表されるＮポリオキシエチレンＮアルキルフ
ルオロアルキルスルホアミド型界面活性剤（Ｒｆはパー
フルオロアルキル基、Ｒはアルキル基） （ｂ）群N polyoxyethylene N alkylfluoroalkylsulfoamide-type surfactant represented by: (Rf is a perfluoroalkyl group, R is an alkyl group) (b) Group
【化３】で表されるポリオキシエチレンアルキルアミン
型界面活性剤（Ｒはアルキル基）Polyoxyethylene alkylamine type surfactant represented by the following formula (R is an alkyl group)
【化４】で表されるポリオキシエチレンアルキルジアミ
ン型界面活性剤（Ｒはアルキル基）Polyoxyethylene alkyldiamine type surfactant represented by the following formula (R is an alkyl group)
【化５】で表されるアルキルイミダゾリン型界面活性剤
（Ｒはアルキル基）Alkyl imidazoline type surfactant represented by the following formula (R is an alkyl group)
【０００５】本発明のデカフルオロペンタンとしては、
1,1,1,2,3,4,4,5,5,5-デカフルオロペンタン（以下HFC-
43-10meeと略す）が例示されるが、他のデカフルオロペ
ンタンから選ばれる１種または２種以上の混合物であっ
てもよい。HFC-43-10meeは、塩素を含まないのでオゾン
破壊係数が０、沸点が約５５℃、不燃性であり、低毒
性、低腐食性であるため付着水除去用溶剤組成物として
適している。The decafluoropentane of the present invention includes
1,1,1,2,3,4,4,5,5,5-decafluoropentane (hereinafter HFC-
(Abbreviated as 43-10mee) is exemplified, but it may be one kind or a mixture of two or more kinds selected from other decafluoropentane. Since HFC-43-10mee does not contain chlorine, it has an ozone depletion potential of 0, a boiling point of about 55 ° C., is nonflammable, has low toxicity and low corrosivity, and is suitable as a solvent composition for removing adhered water.
【０００６】（ａ）群の弗素含有界面活性剤としては、
化学式１で表されるポリオキシエチレンポリオキシプロ
ピレンフルオロアルキルエーテル型界面活性剤や化学式
２で表されるポリオキシエチレンＮアルキルフルオロア
ルキルスルホアミド型界面活性剤から選ばれる弗素含有
ノニオン界面活性剤であり、単独でもこれらの組み合わ
せでも差し支えない。化学式１で表されるポリオキシエ
チレンポリオキシプロピレンフルオロアルキルエーテル
型界面活性剤におけるパーフルオロアルキル基Ｒｆは炭
素数５〜１８、エチレンオキサイド付加モル数ｎ＝１〜
２０、プロピレンオキサイド付加モル数ｍ＝０．５〜２
のものが好ましい。化学式２で表されるＮポリオキシエ
チレンＮアルキルフルオロアルキルスルホアミド型界面
活性剤におけるパーフルオロアルキル基Ｒｆは炭素数５
〜１８、アルキル基Ｒは炭素数２〜６、エチレンオキサ
イド付加モル数ｎ＝１〜２０のものが好ましい。As the fluorine-containing surfactant of group (a),
A fluorine-containing nonionic surfactant selected from the polyoxyethylene polyoxypropylene fluoroalkyl ether type surfactant represented by the chemical formula 1 and the polyoxyethylene N alkylfluoroalkylsulfoamide type surfactant represented by the chemical formula 2. , Alone or in combination. The perfluoroalkyl group Rf in the polyoxyethylene polyoxypropylene fluoroalkyl ether type surfactant represented by Chemical Formula 1 has 5 to 18 carbon atoms, and the ethylene oxide addition mole number n = 1 to 1
20, propylene oxide addition mole number m = 0.5 to 2
Are preferred. The perfluoroalkyl group Rf in the N polyoxyethylene N alkylfluoroalkylsulfoamide type surfactant represented by Chemical Formula 2 has 5 carbon atoms.
.About.18, the alkyl group R preferably has 2 to 6 carbon atoms, and the number of moles of ethylene oxide added n = 1 to 20.
【０００７】（ｂ）群の窒素含有界面活性剤としては、
化学式３で表されるポリオキシエチレンアルキルアミン
型界面活性剤、化学式４で表されるポリオキシエチレン
アルキルジアミン型界面活性剤、化学式５で表されるア
ルキルイミダゾリン型界面活性剤であり、単独でもこれ
らの組み合わせでも差し支えない。化学式３で表される
ポリオキシエチレンアルキルアミン型界面活性剤におけ
るアルキル基Ｒの炭素数は１２〜２２、エチレンオキサ
イド付加モル数（ｍ＋ｎ）＝０．５〜１０のものが好ま
しい。化学式４で表されるポリオキシエチレンアルキル
ジアミン型界面活性剤におけるアルキル基Ｒの炭素数は
１２〜１８、エチレンオキサイド付加モル数（ｌ＋ｍ＋
ｎ）＝０．５〜１０のものが好ましい。化学式５で表さ
れるアルキルイミダゾリン型界面活性剤としてはアルキ
ル基Ｒの炭素数が１２〜１８のものが好ましい。As the nitrogen-containing surfactant of group (b),
A polyoxyethylene alkylamine type surfactant represented by the chemical formula 3, a polyoxyethylene alkyl diamine type surfactant represented by the chemical formula 4, and an alkyl imidazoline type surfactant represented by the chemical formula 5, which are used alone. You can use a combination of. It is preferable that the alkyl group R in the polyoxyethylene alkylamine type surfactant represented by the chemical formula 3 has a carbon number of 12 to 22 and an ethylene oxide addition mole number (m + n) of 0.5 to 10. The carbon number of the alkyl group R in the polyoxyethylene alkyldiamine type surfactant represented by Chemical Formula 4 is 12 to 18, and the number of moles of ethylene oxide added (l + m +
It is preferable that n) = 0.5 to 10. The alkyl imidazoline type surfactant represented by the chemical formula 5 preferably has an alkyl group R having 12 to 18 carbon atoms.
【０００８】（ａ）群の弗素含有ノニオン界面活性剤と
（ｂ）群の窒素含有界面活性剤との重量比が９０〜９
９．５：１０〜０．５であることが好ましい。（ｂ）群
の界面活性剤の重量比が０．５未満では付着水除去能の
改善効果が小さく、重量比が１０を越えるとデカフルオ
ロペンタンとの混合物が均一に混じり合わない場合があ
る。常温で混合物が均一相でなくても沸騰状態で使用す
れば均一相の混合物と同様な付着水除去効果を示すが、
商品形態としては好ましくない。The weight ratio of the fluorine-containing nonionic surfactant of group (a) to the nitrogen-containing surfactant of group (b) is 90-9.
It is preferably 9.5: 10 to 0.5. If the weight ratio of the surfactants in the group (b) is less than 0.5, the effect of removing the adhering water is small, and if the weight ratio exceeds 10, the mixture with decafluoropentane may not be mixed uniformly. Even if the mixture is not in homogeneous phase at room temperature, it shows the same effect of removing adhered water as in the homogeneous phase mixture if used in a boiling state.
It is not preferable as a product form.
【０００９】界面活性剤合計の配合量はデカフルオロペ
ンタンに対して０．０１〜１０重量％、好ましくは０．
１〜５重量％である。界面活性剤が１０重量％以上では
この処理工程の後も界面活性剤が被処理物の表面に残留
する恐れがあり、０．０１重量％以下では付着水除去能
力が低下する。The total amount of the surfactants is 0.01 to 10% by weight, preferably 0.1% by weight, based on decafluoropentane.
It is 1 to 5% by weight. If the amount of the surfactant is 10% by weight or more, the surfactant may remain on the surface of the object to be treated even after this treatment step, and if it is 0.01% by weight or less, the adhering water removing ability decreases.
【００１０】本発明の付着水除去用溶剤組成物は、被処
理物をこの中に浸漬し、被処理物に付着している水分を
該溶剤組成物に移行させた後、比重差で水分を浮上させ
ることにより被処理物から付着水を除去し、その後該溶
剤組成物を、水を熱風乾燥等で除去するよりも低い温度
で、乾燥除去する置換乾燥法に有用である。In the solvent composition for removing adhered water of the present invention, the material to be treated is immersed in this to transfer the water adhering to the material to be treated to the solvent composition, and then the water content is changed by the difference in specific gravity. It is useful for a displacement drying method in which the water adhered is removed from the object to be treated by floating and then the solvent composition is dried and removed at a temperature lower than that in which water is removed by hot air drying or the like.
【００１１】本発明の付着水除去用溶剤組成物の安定化
が必要な場合には、安定剤としてニトロアルカン類、エ
ポキシド類、フラン類、ベンゾトリアゾール類、フェノ
ール類、アミン類から選ばれる少なくとも１種を含有さ
せても良い。When it is necessary to stabilize the solvent composition for removing adhered water of the present invention, at least one selected from nitroalkanes, epoxides, furans, benzotriazoles, phenols and amines as a stabilizer. Seeds may be included.
【００１２】本発明の付着水除去用溶剤組成物の具体的
な用途としては、精密機械工業や電子工業等において金
属部品・プラスチック部品・光学部品等を水洗した後、
被洗浄物を高温に加熱することなくこの付着残留した水
を溶剤に置換して乾燥するために好適に使用される。上
記のような付着水除去用溶剤組成物として用いる場合、
浸漬、シャワー、液中スプレー、超音波浴等の方法が適
用できる。Specific applications of the solvent composition for removing adhered water of the present invention include washing metal parts, plastic parts, optical parts, etc. in the precision machinery industry, electronic industry, etc.
It is preferably used for substituting the solvent for the water remaining on the object to be dried without heating the object to be cleaned to a high temperature. When used as a solvent composition for removing adhered water as described above,
Methods such as dipping, showering, submerged spraying, and ultrasonic bath can be applied.
【００１３】以下実施例により本発明を詳細に説明する
が、本発明は下記の実施例に限定されるものではない。
実施例で使用した界面活性剤は以下のものである。 Ａ）化学式１におけるパーフルオロアルキル基Ｒｆの炭
素数８、エチレンオキサイド付加モル数ｎ＝４〜５、プ
ロピレンオキサイド付加モル数ｍ＝１であるポリオキシ
エチレンポリオキシプロピレンフルオロアルキルエーテ
ル型界面活性剤 Ｂ）化学式２におけるパーフルオロアルキル基Ｒｆの炭
素数８、アルキル基Ｒの炭素数３、エチレンオキサイド
付加モル数ｎ＝１０であるＮポリオキシエチレンＮアル
キルフルオロアルキルスルホアミド型界面活性剤 Ｃ）化学式３におけるアルキル基Ｒの炭素数１８、エチ
レンオキサイド付加モル数ｍ＝１、ｎ＝１であるポリオ
キシエチレンアルキルアミン型界面活性剤 Ｄ）化学式４におけるアルキル基Ｒの炭素数１８、エチ
レンオキサイド付加モル数ｌ＝１、ｍ＝１、ｎ＝１であ
るポリオキシエチレンアルキルジアミン型界面活性剤 Ｅ）化学式５におけるアルキル基Ｒの炭素数が１８であ
るアルキルイミダゾリン型界面活性剤The present invention will be described in detail with reference to the following examples, but the present invention is not limited to the following examples.
The surfactants used in the examples are as follows. A) A polyoxyethylene polyoxypropylene fluoroalkyl ether type surfactant in which the carbon number of the perfluoroalkyl group Rf in the chemical formula 1 is 8, the ethylene oxide addition mole number n = 4 to 5, and the propylene oxide addition mole number m = 1. ) N-polyoxyethylene N alkylfluoroalkylsulfoamide type surfactant having 8 carbon atoms of the perfluoroalkyl group Rf, 3 carbon atoms of the alkyl group R and ethylene oxide addition mole number n = 10 in the chemical formula C) Chemical formula 3 18 is a polyoxyethylene alkylamine type surfactant in which the number of carbon atoms of the alkyl group R is 18 and the number of moles of ethylene oxide added is m = 1 and n = 1. D) The number of carbon atoms of the alkyl group R in Formula 4 is 18 and the number of moles of ethylene oxide is added. Polyoxyethylene in which l = 1, m = 1, n = 1 Alkyldiamine surfactant E) alkyl imidazoline type surfactant is the number of carbon atoms in the alkyl group R in the chemical formula 5 18
【００１４】[0014]
【実施例１〜８】２５ｍｌ（ミリリッター）メスシリン
ダーに純水３ｍｌを入れ、８ｍｌの標線まで直径０．４
ｍｍのガラスビーズを入れた。その後表１に示すような
比率で弗素含有ノニオン界面活性剤Ａ又はＢと窒素を含
有するノニオン又は両性界面活性剤Ｃ、Ｄ又はＥを混合
し、この混合界面活性剤を０．５部含有するHFC-43-10m
eeを２５ｍｌの標線まで入れた。入れ始め直後より一定
時間毎に上に浮かび上がってくる水の量を測定して、そ
の割合を脱水率とした。結果を表１に示す。Examples 1 to 8 3 ml of pure water was put into a 25 ml (millimeter) graduated cylinder, and the diameter up to the marked line of 8 ml was 0.4.
mm glass beads were added. Thereafter, the fluorine-containing nonionic surfactant A or B and the nitrogen-containing nonionic or amphoteric surfactant C, D or E are mixed in a ratio as shown in Table 1, and 0.5 part of this mixed surfactant is contained. HFC-43-10m
The ee was filled up to the mark line of 25 ml. Immediately after the start of the addition, the amount of water floating above was measured at regular intervals, and the ratio was defined as the dehydration rate. The results are shown in Table 1.
【００１５】 表１ 界面活性剤 界面活性剤／ 脱水率 混合比率 HFC-43-10mee １分 ２分 ３分 実施例１ B 99.5：C 0.5 0.5％ 13.3％ 26.7％ 40.0％ 実施例２ B 99.0：C 1.0 0.5％ 13.3％ 26.7％ 43.3％ 実施例３ B 95.0：C 5.0 0.5％ 5.0％ 16.7％ 40.0％ 実施例４ B 90.0：C 10.0 0.5％ 3.0％ 13.4％ 35.0％ 実施例５ B 99.0：D 1.0 0.5％ 13.3％ 33.3％ 46.7％ 実施例６ B 97.0：D 3.0 0.5％ 16.6％ 30.0％ 50.0％ 実施例７ A 99.0：C 1.0 0.5％ 6.7％ 13.3％ 33.3％ 実施例８ A 97.0：E 3.0 0.5％ 1.6％ 9.0％ 30.0％ 比較例１ 0 ％ 0 ％ 0 ％ 0 ％ 比較例２ A 100.0 0.5％ 3.6％ 8.8％ 13.3％ 比較例３ B 100.0 0.5％ 0 ％ 13 ％ 23 ％ 比較例４ C 100.0 0.1％ 0 ％ 0 ％ 0 ％ 比較例５ T-DFC 0.5％ 3.3％ 10.0％ 16.7％Table 1 Surfactant Surfactant / dehydration ratio Mixing ratio HFC-43-10mee 1 min 2 min 3 min Example 1 B 99.5: C 0.5 0.5% 13.3% 26.7% 40.0% Example 2 B 99.0: C 1.0 0.5% 13.3% 26.7% 43.3% Example 3 B 95.0: C 5.0 0.5% 5.0% 16.7% 40.0% Example 4 B 90.0: C 10.0 0.5% 3.0% 13.4% 35.0% Example 5 B 99.0: D 1.0 0.5 % 13.3% 33.3% 46.7% Example 6 B 97.0: D 3.0 0.5% 16.6% 30.0% 50.0% Example 7 A 99.0: C 1.0 0.5% 6.7% 13.3% 33.3% Example 8 A 97.0: E 3.0 0.5% 1.6 % 9.0% 30.0% Comparative Example 1 0% 0% 0% 0% Comparative Example 2 A 100.0 0.5% 3.6% 8.8% 13.3% Comparative Example 3 B 100.0 0.5% 0% 13% 23% Comparative Example 4 C 100.0 0.1% 0 % 0% 0% Comparative Example 5 T-DFC 0.5% 3.3% 10.0% 16.7%
【００１６】[0016]
【比較例１】HFC-43-10meeに界面活性剤を含有させずに
実施例１と同様な操作を行った。結果を表１に示す。[Comparative Example 1] The same operation as in Example 1 was performed without adding a surfactant to HFC-43-10mee. The results are shown in Table 1.
【００１７】[0017]
【比較例２，３】HFC-43-10meeに弗素含有ノニオン界面
活性剤（Ａ又はＢ）のみを含有させて実施例１と同様な
操作を行った。結果を表１に示す。[Comparative Examples 2 and 3] HFC-43-10mee was mixed with only the fluorine-containing nonionic surfactant (A or B), and the same operation as in Example 1 was performed. The results are shown in Table 1.
【００１８】[0018]
【比較例４】HFC-43-10meeに窒素含有界面活性剤（Ｃ）
のみを含有させて実施例１と同様な操作を行った。結果
を表１に示す。[Comparative Example 4] HFC-43-10mee with nitrogen-containing surfactant (C)
The same operation as in Example 1 was carried out by incorporating only the above. The results are shown in Table 1.
【００１９】[0019]
【比較例５】CFC-113 に界面活性剤を含有させた従来市
販の付着水除去用溶剤組成物（三井・デュポンフロロケ
ミカル（株）製フレオン（登録商標）Ｔ−ＤＦＣ）で実
施例１と同様な操作を行った。結果を表１に示す。[Comparative Example 5] A conventional commercially available solvent composition for removing attached water (Freon (registered trademark) T-DFC manufactured by Mitsui DuPont Fluorochemicals Co., Ltd.) containing a surfactant in CFC-113 was used. The same operation was performed. The results are shown in Table 1.
【００２０】表１から明らかなように、デカフルオロペ
ンタン単独やデカフルオロペンタンに弗素含有ノニオン
界面活性剤だけを混合してなる組成物では被処理物に付
着している水分を除去できないが、デカフルオロペンタ
ンに特定の弗素含有ノニオン界面活性剤と特定の窒素含
有界面活性剤を混合してなる本発明の付着水除去用溶剤
組成物は被処理物に付着している水分を効率的に脱離移
行させる。As can be seen from Table 1, decafluoropentane alone or a composition prepared by mixing decafluoropentane with a fluorine-containing nonionic surfactant alone cannot remove the water adhering to the object to be treated. The solvent composition for removing adhered water of the present invention, which is obtained by mixing fluoropentane with a specific fluorine-containing nonionic surfactant and a specific nitrogen-containing surfactant, efficiently desorbs water adhering to the object to be treated. Move.
【００２１】[0021]
【実施例９】清浄な２．５×７．５ｍｍのスライドグラ
スを脂肪族炭化水素系洗浄剤（デュポン社製洗浄剤アク
サレル（登録商標）３２）中に６５℃で１分間浸漬し
た。その後、脂肪族炭化水素系洗浄剤と水のエマルジョ
ン中に６０℃で１分間、更に６５℃の温水中に１分間、
次に別の６５℃温水中に１分間静置した後、実施例６の
組み合わせの界面活性剤を０．５重量％含有するHFC-43
-10meeの沸騰液中に１分間静置した後、HFC-43-10meeの
蒸気相に１分間静置して、スライドグラスの外観を目視
して評価した。結果を表２に示す。Example 9 A clean 2.5 × 7.5 mm slide glass was immersed in an aliphatic hydrocarbon-based cleaning agent (Dupont's cleaning agent Axarel (registered trademark) 32) at 65 ° C. for 1 minute. Then, in an emulsion of an aliphatic hydrocarbon-based detergent and water at 60 ° C for 1 minute, and further in warm water at 65 ° C for 1 minute,
Then, the mixture was allowed to stand in another 65 ° C. warm water for 1 minute, and then HFC-43 containing 0.5% by weight of the surfactant of the combination of Example 6 was added.
After standing still in the boiling liquid of -10 mee for 1 minute, it was left standing in the vapor phase of HFC-43-10mee for 1 minute, and the appearance of the slide glass was visually evaluated. Table 2 shows the results.
【００２２】[0022]
【比較例６】HFC-43-10meeの沸騰液中に界面活性剤を含
有させずに実施例９と同様な操作を行った。結果を表２
に示す。[Comparative Example 6] The same operation as in Example 9 was carried out without adding a surfactant to the boiling liquid of HFC-43-10mee. Table 2 shows the results
Shown in
【００２３】[0023]
【比較例７】清浄な２．５×７．５ｍｍのスライドグラ
スを脂肪族炭化水素系洗浄剤（デュポン社製洗浄剤アク
サレル（登録商標）３２）中に６５℃で１分間浸漬し
た。その後、脂肪族炭化水素系洗浄剤と水のエマルジョ
ン中に６０℃に１分間、更に６５℃の温水中に１分間、
次に別の６５℃温水中へ１分間静置した後、８５℃の熱
風で５分間乾燥し、スライドグラスの外観を目視して評
価した。結果を表２に示す。Comparative Example 7 A clean 2.5 × 7.5 mm slide glass was immersed in an aliphatic hydrocarbon-based detergent (Dupont's detergent Axarel (registered trademark) 32) at 65 ° C. for 1 minute. Then, in an emulsion of an aliphatic hydrocarbon-based detergent and water at 60 ° C for 1 minute, and further in warm water at 65 ° C for 1 minute,
Next, after leaving still in another 65 ° C. warm water for 1 minute, it was dried with hot air at 85 ° C. for 5 minutes, and the appearance of the slide glass was visually evaluated. Table 2 shows the results.
【００２４】 表２ 洗浄溶剤 乾燥方法 目視評価 実施例９ アクサレル(R)32 HFC-43-10mee/B(97)+D(3) 汚れ・染みなし 比較例６ アクサレル(R)32 HFC-43-10mee わずかに水滴及び染み 比較例７ アクサレル(R)32 熱風 わずかに染み Table 2 Cleaning solvent Drying method Visual evaluation Example 9 Axarel (R) 32 HFC-43-10mee / B (97) + D (3) No stain or stain Comparative Example 6 Axarel (R) 32 HFC-43- 10mee Slight water drop and stain Comparative Example 7 Axarel (R) 32 Hot air Slight stain
【００２５】表２から明らかなように、本発明の付着水
除去用溶剤組成物を用いて乾燥すれば、被処理物の仕上
がりが良好である。As is apparent from Table 2, when the solvent composition for removing adhered water of the present invention is used for drying, the finish of the object to be treated is good.
【００２６】[0026]
【発明の効果】本発明の付着水除去用溶剤組成物は、実
施例からも明らかなように被洗浄物からの水分の除去置
換能があり、そしてオゾン層に悪影響を与えることなく
従来賞用されてきたCFC-113 と同様な使用方法が採用で
きる。EFFECTS OF THE INVENTION The solvent composition for removing adhered water of the present invention has the ability of removing and displacing water from the object to be cleaned as is clear from the examples, and has no adverse effect on the ozone layer. The same method of use as that of CFC-113 that has been used can be adopted.
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｃ１１Ｄ 3/24 3/44 7/60 //(Ｃ１１Ｄ 7/60 7:30 7:32 7:34） ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 6 Identification number Office reference number FI technical display location C11D 3/24 3/44 7/60 // (C11D 7/60 7:30 7:32 7: 34)
Claims (3)
ら選択される界面活性剤と（ｂ）群から選択される界面
活性剤の両者を混合してなる付着水除去用溶剤組成物。 （ａ）群 【化１】 で表されるポリオキシエチレンポリオキシプロピレンフ
ルオロアルキルエーテル型界面活性剤（Ｒｆはパーフル
オロアルキル基） 【化２】 で表されるＮポリオキシエチレンＮアルキルフルオロア
ルキルスルホアミド型界面活性剤（Ｒｆはパーフルオロ
アルキル基、Ｒはアルキル基） （ｂ）群 【化３】 で表されるポリオキシエチレンアルキルアミン型界面活
性剤（Ｒはアルキル基） 【化４】 で表されるポリオキシエチレンアルキルジアミン型界面
活性剤（Ｒはアルキル基） 【化５】 で表されるアルキルイミダゾリン型界面活性剤（Ｒはア
ルキル基）1. A solvent composition for removing adhered water, which is obtained by mixing decafluoropentane with both a surfactant selected from the following group (a) and a surfactant selected from the group (b). Group (a): Polyoxyethylene polyoxypropylene fluoroalkyl ether type surfactant represented by (Rf is a perfluoroalkyl group) embedded image N polyoxyethylene N alkylfluoroalkylsulfoamide type surfactant represented by (Rf is a perfluoroalkyl group, R is an alkyl group) (b) Group Polyoxyethylene alkylamine type surfactant represented by (R is an alkyl group) A polyoxyethylene alkyldiamine type surfactant represented by (R is an alkyl group) Alkyl imidazoline type surfactant represented by (R is an alkyl group)
活性剤との重量比が９０〜９９．５：１０〜０．５であ
る請求項１に記載された付着水除去用溶剤組成物。2. The removal of adhered water according to claim 1, wherein the weight ratio of the surfactant of group (a) to the surfactant of group (b) is 90 to 99.5: 10 to 0.5. Solvent composition.
5,5,5-デカフルオロペンタンである請求項１に記載され
た付着水除去用溶剤組成物。3. Decafluoropentane is 1,1,1,2,3,4,4,
The solvent composition for removing adhered water according to claim 1, which is 5,5,5-decafluoropentane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18299994A JP3588625B2 (en) | 1994-07-13 | 1994-07-13 | Solvent composition for removing adhering water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18299994A JP3588625B2 (en) | 1994-07-13 | 1994-07-13 | Solvent composition for removing adhering water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0824504A true JPH0824504A (en) | 1996-01-30 |
| JP3588625B2 JP3588625B2 (en) | 2004-11-17 |
Family
ID=16127990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18299994A Expired - Lifetime JP3588625B2 (en) | 1994-07-13 | 1994-07-13 | Solvent composition for removing adhering water |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3588625B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0826714A2 (en) * | 1996-08-26 | 1998-03-04 | Ausimont S.p.A. | Method for the removal of water from surfaces |
| EP0851016A1 (en) * | 1996-12-27 | 1998-07-01 | AEROSPATIALE Société Nationale Industrielle | Water repellent composition |
| USRE39819E1 (en) | 1998-07-24 | 2007-09-04 | Atofina | Cleaning or drying compositions based on 1,1,1,2,3,4,4,5,5,5-decafluoropentane |
-
1994
- 1994-07-13 JP JP18299994A patent/JP3588625B2/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0826714A2 (en) * | 1996-08-26 | 1998-03-04 | Ausimont S.p.A. | Method for the removal of water from surfaces |
| EP0826714A3 (en) * | 1996-08-26 | 1998-11-18 | Ausimont S.p.A. | Method for the removal of water from surfaces |
| EP0851016A1 (en) * | 1996-12-27 | 1998-07-01 | AEROSPATIALE Société Nationale Industrielle | Water repellent composition |
| FR2757871A1 (en) * | 1996-12-27 | 1998-07-03 | Aerospatiale | WATER-REPELLENT COMPOSITION COMPRISING A HYDROPHOBIC AGENT AND A SOLVENT, APPLICATION TO THE REMOVAL OF SURFACE WATER IN PARTICULAR FROM WINDSHIELDS OF VEHICLES OR AIRCRAFT |
| CN1093158C (en) * | 1996-12-27 | 2002-10-23 | 国家航空工业公司 | Water repellent composition |
| USRE39819E1 (en) | 1998-07-24 | 2007-09-04 | Atofina | Cleaning or drying compositions based on 1,1,1,2,3,4,4,5,5,5-decafluoropentane |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3588625B2 (en) | 2004-11-17 |
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