JPH02212446A - Azeotropic and pseudo-azeotropic mixture of 1-chloro-2,2,3,3-tetrafluoropropane - Google Patents
Azeotropic and pseudo-azeotropic mixture of 1-chloro-2,2,3,3-tetrafluoropropaneInfo
- Publication number
- JPH02212446A JPH02212446A JP1032839A JP3283989A JPH02212446A JP H02212446 A JPH02212446 A JP H02212446A JP 1032839 A JP1032839 A JP 1032839A JP 3283989 A JP3283989 A JP 3283989A JP H02212446 A JPH02212446 A JP H02212446A
- Authority
- JP
- Japan
- Prior art keywords
- weight
- mixture
- dimethylbutane
- azeotropic
- tetrafluoropropane
- 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
- 239000000203 mixture Substances 0.000 title claims abstract description 42
- WMCLYSGSAJGCJY-UHFFFAOYSA-N 3-chloro-1,1,2,2-tetrafluoropropane Chemical compound FC(F)C(F)(F)CCl WMCLYSGSAJGCJY-UHFFFAOYSA-N 0.000 title claims abstract 8
- HNRMPXKDFBEGFZ-UHFFFAOYSA-N 2,2-dimethylbutane Chemical compound CCC(C)(C)C HNRMPXKDFBEGFZ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 16
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 16
- UJIGKESMIPTWJH-UHFFFAOYSA-N 1,3-dichloro-1,1,2,2,3-pentafluoropropane Chemical compound FC(Cl)C(F)(F)C(F)(F)Cl UJIGKESMIPTWJH-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004215 Carbon black (E152) Substances 0.000 claims description 14
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- ZFFMLCVRJBZUDZ-UHFFFAOYSA-N 2,3-dimethylbutane Chemical compound CC(C)C(C)C ZFFMLCVRJBZUDZ-UHFFFAOYSA-N 0.000 claims description 3
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001273 butane Substances 0.000 claims 1
- 238000003763 carbonization Methods 0.000 claims 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims 1
- 239000002904 solvent Substances 0.000 abstract description 6
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000013329 compounding Methods 0.000 abstract 1
- 239000010721 machine oil Substances 0.000 description 12
- 238000004140 cleaning Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- -1 chlorine radicals Chemical class 0.000 description 4
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 239000004604 Blowing Agent Substances 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- KDSNLYIMUZNERS-UHFFFAOYSA-N 2-methylpropanamine Chemical compound CC(C)CN KDSNLYIMUZNERS-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 2
- RWRIWBAIICGTTQ-UHFFFAOYSA-N difluoromethane Chemical compound FCF RWRIWBAIICGTTQ-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003380 propellant Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 1
- FRCHKSNAZZFGCA-UHFFFAOYSA-N 1,1-dichloro-1-fluoroethane Chemical compound CC(F)(Cl)Cl FRCHKSNAZZFGCA-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- CYNYIHKIEHGYOZ-UHFFFAOYSA-N 1-bromopropane Chemical compound CCCBr CYNYIHKIEHGYOZ-UHFFFAOYSA-N 0.000 description 1
- OPLWDQVQIWKMSG-UHFFFAOYSA-N 1-chloro-1-fluoropropane Chemical compound CCC(F)Cl OPLWDQVQIWKMSG-UHFFFAOYSA-N 0.000 description 1
- JSZOAYXJRCEYSX-UHFFFAOYSA-N 1-nitropropane Chemical compound CCC[N+]([O-])=O JSZOAYXJRCEYSX-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- KFUSEUYYWQURPO-UPHRSURJSA-N cis-1,2-dichloroethene Chemical group Cl\C=C/Cl KFUSEUYYWQURPO-UPHRSURJSA-N 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 125000003963 dichloro group Chemical group Cl* 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 1
- JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 description 1
- 231100001231 less toxic Toxicity 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 1
- 125000004971 nitroalkyl group Chemical group 0.000 description 1
- MCSAJNNLRCFZED-UHFFFAOYSA-N nitroethane Chemical compound CC[N+]([O-])=O MCSAJNNLRCFZED-UHFFFAOYSA-N 0.000 description 1
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000013020 steam cleaning Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- 239000005436 troposphere Substances 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Landscapes
- Detergent Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
【発明の詳細な説明】
[産業上の利用分野]
本発明は1代替フロンとして使用できるとともに溶剤等
として優れた特性を有する新規なフッ素化炭化水素系共
沸及び擬共沸混合物に関するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a novel fluorinated hydrocarbon azeotrope and pseudoazeotrope which can be used as a CFC substitute and has excellent properties as a solvent, etc. .
[従来の技術]
フッ素化炭化水素系化合物(以下単にフロンという)は
、毒性が少なく化学的に安定なものが多く、擦準沸点の
異なる各種フロンが入手できることから、これらの特性
を活かして溶剤、発泡剤、プロペラントあるいは冷媒等
として1.1.2−トリクロロ−1,2,2−トリフル
オロエタン(R113)が、発泡剤としてトリクロロモ
ノフルオロメタン(R11)が、プロペラントや冷媒と
してジクロロジフルオロメタン(R12)が使われてい
る。[Prior art] Fluorinated hydrocarbon compounds (hereinafter simply referred to as fluorocarbons) are often less toxic and chemically stable, and various types of fluorocarbons with different normal boiling points are available. , 1,1,2-trichloro-1,2,2-trifluoroethane (R113) as a blowing agent, propellant, or refrigerant, trichloromonofluoromethane (R11) as a blowing agent, and dichloro as a propellant or refrigerant. Difluoromethane (R12) is used.
[発明が解決しようとする課題]
化学的に特に安定なR11、R12、R113は対流圏
内での寿命が長く、拡散して成層内に達し、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、こ
れら従来のフロンの使用規制が実施されることとなった
。このため、これらの従来のフロンに変わり、オゾン層
を破壊しにくい代替フロンの探索が活発に行なわれてい
る。[Problem to be solved by the invention] R11, R12, and R113, which are particularly stable chemically, have a long life in the troposphere and diffuse into the stratification, where they are decomposed by sunlight and generated chlorine radicals. Conventional regulations on the use of these fluorocarbons have been implemented because they cause a chain reaction with ozone and destroy the ozone layer. For this reason, there is active search for alternative fluorocarbons that are less likely to deplete the ozone layer in place of these conventional fluorocarbons.
本発明は、従来のフロンと同等な郁々の優れた特性を有
しており代替フロンとして有用な炭素数が3の新規な含
水素クロロフルオロプロパン系フロンを含む混合物を提
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 mixture containing a novel hydrogen-containing chlorofluoropropane-based fluorocarbon with a carbon number of 3, which has excellent properties equivalent to those of conventional fluorocarbons and is useful as an alternative fluorocarbon. It is something to do.
[課題を解決するための手段]
本発明はl−クロロ−2,2,3,3−テトラフルオロ
プロパン(R244ca)、1,3−ジクロロ−1,1
,2,2,3−ペンタフルオロプロパン(R225cb
)、及び2.2−ジメチルブタン又は、2,2−ジメチ
ルブタンを主成分とする炭素数5〜8の炭化水素混合物
からなるフッ素化炭化水素系共沸及び擬共沸混合物に関
するものである。[Means for Solving the Problems] The present invention provides l-chloro-2,2,3,3-tetrafluoropropane (R244ca), 1,3-dichloro-1,1
,2,2,3-pentafluoropropane (R225cb
), and fluorinated hydrocarbon azeotropic and pseudoazeotropic mixtures consisting of 2,2-dimethylbutane or a C5-8 hydrocarbon mixture containing 2,2-dimethylbutane as a main component.
本発明の混合物は共沸組成が存在し、特に洗浄溶剤とし
て従来の旧13単体と同程度の洗浄力を有するため、R
113代替として極めて有用なものである。The mixture of the present invention has an azeotropic composition, and in particular, as a cleaning solvent, it has the same cleaning power as the conventional old 13 alone, so R
It is extremely useful as an alternative to 113.
、更に、リサイクルしても組成の変動が少ないこと、又
従来の単一フロン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かある。Furthermore, it has the advantage that there is little change in composition even after recycling, it can be used in the same way as conventional single fluorocarbons, and it does not require major changes to the conventional technology.
本発明の混合物としてはR244caが7〜76重量%
、R225Cbが8〜62重景%重量び2.2−ジメチ
ルブタンが3〜73重量%、好ましくは、R244ca
が36〜66重量%、R225cbが9〜39重量%、
及び2,2−ジメチルブタンが5〜49重量%である6
本発明の共沸組成は、R244caの約42重量%、R
225cbの約14重量%及び、2.2−ジメチルブタ
ンの約44重量%である。さらに、本発明においては、
2,2−ジメチルブタンに替え2゜2−ジメチルブタン
を主成分とする炭素数5〜8の炭化水素混合物を用いる
ことができる。この場合の組成は、R244caが7〜
76重量%、R225cbが8〜62重呈%、及び2.
2−ジメチルブタンを主成分とする炭素数5〜8の炭化
水素混合物が3〜73重及%重量ましくは、R244c
aが36〜66重量%、R225cbが9〜39重景%
重量び2.2−ジメチルブタンを主成分とする炭素数5
〜8の炭化水素混合物が5〜49重量%である。The mixture of the present invention contains 7 to 76% by weight of R244ca.
, 8 to 62% by weight of R225Cb and 3 to 73% by weight of 2,2-dimethylbutane, preferably R244ca
is 36 to 66% by weight, R225cb is 9 to 39% by weight,
and 5 to 49% by weight of 2,2-dimethylbutane6
The azeotropic composition of the present invention is approximately 42% by weight of R244ca, R
About 14% by weight of 225cb and about 44% by weight of 2,2-dimethylbutane. Furthermore, in the present invention,
Instead of 2,2-dimethylbutane, a hydrocarbon mixture having 5 to 8 carbon atoms and containing 2°2-dimethylbutane as a main component can be used. In this case, the composition is R244ca from 7 to
76% by weight, 8-62% R225cb, and 2.
3 to 73% by weight of a hydrocarbon mixture having 5 to 8 carbon atoms containing 2-dimethylbutane as a main component, or R244c
a is 36-66% by weight, R225cb is 9-39% by weight
Carbon number 5, mainly composed of 2,2-dimethylbutane
-8 hydrocarbon mixture is 5-49% by weight.
本発明の混合物には、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0例えば、溶剤としての用途
においては、ペンタン、インペンタン、ヘキサン、イソ
ヘキサン、ヘプタン、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−ブチルアルコール、i−ブ
チルアルコール、S−ブチルアルコール、t−ブチルア
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、ジクロロメタン、trans−L2−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−ジクロロ−1−フルオロエタン等の本発明以外
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 mixture of the present invention depending on the intended use. - Hydrocarbons such as dimethylbutane and cyclopentane, nitroalkanes such as nitromethane, nitroethane and nitropropane, amines such as diethylamine, triethylamine, isopropylamine, butylamine and isobutylamine,
methanol, ethanol, n-propyl alcohol, i
- Alcohols such as propyl alcohol, n-butyl alcohol, i-butyl alcohol, S-butyl alcohol, t-butyl alcohol, ethers such as methyl cellosolve, tetrahydrofuran, 1,4-dioxane, acetone, methyl ethyl ketone, methyl butyl ketone Ketones such as ethyl acetate, propyl acetate, butyl acetate, etc., esters such as dichloromethane, trans-L2-dichloroethylene, cis-1,2-dichloroethylene, 2
-Halogenated hydrocarbons such as bromopropane, etc.
Fluorocarbons other than those of the present invention, such as 1,1-dichloro-1-fluoroethane, etc. can be added as appropriate.
R244ca、 R225cb及び、2,2−ジメチ
ルブタン、又は、2,2−ジメチルブタンを主成分とす
る炭素数5〜8の炭化水素混合物からなる本発明の共沸
及び擬共沸混°合物は、従来のフロンと同様、熱媒体や
発泡剤等の各種用途に使用でき、特に溶剤として用いた
場合、従来のR113と同程度の溶解力を有するため好
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。The azeotropic and pseudo-azeotropic mixtures of the present invention are composed of R244ca, R225cb, and 2,2-dimethylbutane, or a hydrocarbon mixture having 5 to 8 carbon atoms containing 2,2-dimethylbutane as a main component. Like conventional fluorocarbons, it can be used for various purposes such as a heat medium and a blowing agent, and is particularly suitable when used as a solvent because it has a dissolving power comparable to that of conventional R113. Specific uses of solvents include flux,
Grease, oil, wax, ink removers, paint solvents, extractants, glass, ceramics, plastics, rubber, various metal products, especially IC parts, electrical equipment, precision machinery, optical lenses, etc. cleaning agents and drainers. Agents, etc. can be mentioned.
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。As cleaning methods, hand wiping, dipping, spray 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
下記の組成からなる溶剤混合物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 mixture having the following composition was placed in a distillation flask and distilled under atmospheric pressure using a rectification column with 20 theoretical plates.
(w1成) (重量%)R244ca
(沸点54°C)45
R225cb (沸点55.4℃) i。(w1 formation) (weight%) R244ca
(Boiling point 54°C) 45 R225cb (Boiling point 55.4°C) i.
2.2−ジメチルブタン(沸点49,7°C)45その
結果、留分380g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。2.2-dimethylbutane (boiling point 49.7°C) 45 As a result, 380 g of a fraction was obtained. As a result of measuring this product with a gas chromatograph, it had the following composition.
(組成) (重量%)R244ca
42R225cb
142.2−ジメチルブタン
44実施例 2
本発明の混合物(R244ca/R225cb/2.2
−ジメチルブタン・42重量%/14重景%/44重景
%)を用いて機械油の洗浄試験を行なった。(Composition) (Weight%) R244ca
42R225cb
142.2-dimethylbutane
44 Example 2 Mixture of the present invention (R244ca/R225cb/2.2
A machine oil cleaning test was conducted using -dimethylbutane (42% by weight/14% by weight/44% by weight).
5US−304のテストピース(25mmX 30mm
X 2mm厚)を機械油(日本上油製CQ−30)中に
浸漬した後、本発明の前記混合物に5分間浸漬した。そ
の結果、機械油は、R113と同様、良好に除去できる
ことが確認された。5US-304 test piece (25mm x 30mm
X 2 mm thick) was immersed in machine oil (CQ-30 manufactured by Nippon Oil Co., Ltd.) and then immersed in the mixture of the present invention for 5 minutes. As a result, it was confirmed that machine oil could be removed as well as R113.
実施例 3
R244ca/ R225cb/2.2−ジメチルブタ
ン含有量78重量%の炭素数5〜8炭化水素混合物・4
2重量%/14重景%/44重量%の混合物を用いて機
械油の洗浄試験を行なった。Example 3 R244ca/R225cb/2.2-Dimethylbutane content of 78% by weight, carbon number 5-8 hydrocarbon mixture 4
A machine oil cleaning test was conducted using a mixture of 2% by weight/14% by weight/44% by weight.
5US−304のデス1〜ピース(25mm X 31
)mmX 2mm厚)を機械油(日本上油製CQ−3,
0)中に浸漬した後、本発明の前記混合物に5分間浸漬
した。その結果、機械油は、R113と同様、良好に除
去できることが確認された。5US-304 death 1 ~ piece (25mm x 31
) mm x 2 mm thick) with machine oil (CQ-3, manufactured by Nihon Joyu Co., Ltd.)
0) and then immersed in the mixture of the present invention for 5 minutes. As a result, it was confirmed that machine oil could be removed as well as R113.
実施例 4
本発明の混合物(R244ca/R225cb/2.2
−ジメチルブタン・70重重景/20重景%/10重量
%)を用いて機械油の洗浄試験を行なった。Example 4 Mixture of the present invention (R244ca/R225cb/2.2
A machine oil cleaning test was conducted using dimethylbutane (70% by weight/20% by weight/10% by weight).
5US−304のテストピース(25mmX 3011
1EllX 2mm厚)を機械油(日本上油製CQ−3
0)中に浸漬した後、本発明の前記混合物に5分間浸漬
した。その結果、機械油は、R113と同様、良好に除
去できることが確認された。5US-304 test piece (25mmX 3011
1Ell x 2mm thick) with machine oil (Nippon Josei CQ-3)
0) and then immersed in the mixture of the present invention for 5 minutes. As a result, it was confirmed that machine oil could be removed as well as R113.
実施例 5
R244ca/ R225cb/2.2−ジメチルブタ
ン含有量78重量%の炭素数5〜8炭化水素混合物・7
0重置火/20重量%/10重量%の混合物を用いて機
械油の洗浄試験を行なった。Example 5 R244ca/R225cb/2.2-Dimethylbutane content of 78% by weight, carbon number 5-8 hydrocarbon mixture 7
A machine oil cleaning test was conducted using a mixture of 0-fold fire/20% by weight/10% by weight.
5O8−304のテストピース(25m+aX 30m
mX 2mm厚〉を機械油(日本上油製CQ−30)中
に浸漬した後、本発明の前記混合物に5分間浸漬した。5O8-304 test piece (25m+aX 30m
m x 2 mm thick> was immersed in machine oil (CQ-30, manufactured by Nippon Oil Co., Ltd.) and then immersed in the mixture of the present invention for 5 minutes.
その結果、機械油は、R113と同様、良好に除去でき
ることが確認された。As a result, it was confirmed that machine oil could be removed as well as R113.
[発明の効果]
本発明のフッ素化炭化水素系混合物は、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、リサイクル時に組成変動が少なく
、従来の単一フロンと同じ使い方ができ、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。[Effects of the Invention] The fluorinated hydrocarbon mixture of the present invention has properties equivalent to or superior to those of conventional fluorocarbons. It also has the advantage of having an azeotropic point, having little compositional variation during recycling, and can be used in the same way as conventional single fluorocarbons, and can be applied as is without requiring major changes to conventional technology.
Claims (1)
パン、1,3−ジクロロ−1,1,2,2,3−ペンタ
フルオロプロパン、及び2,2−ジメチルブタンからな
るフッ素化炭化水素系共沸混合物。 2、1−クロロ−2,2,3,3−テトラフルオロプロ
パン42重量%、1,3−ジクロロ−1,1,2,2,
3−ペンタフルオロプロパン14重量%、及び2,2−
ジメチルブタン44重量%からなる請求項1に記載の混
合物。 3、1−クロロ−2,2,3,3−テトラフルオロプロ
パン、1,3−ジクロロ−1,1,2,2,3−ペンタ
フルオロプロパン、及び2,2−ジメチルブタンからな
るフッ素化炭化水素系擬共沸混合物。 4、1−クロロ−2,2,3,3−テトラフルオロプロ
パン7〜76重量%、1,3−ジクロロ−1,1,2,
2,3−ペンタフルオロプロパン8〜62重量%、及び
2,2−ジメチルブタン3〜73重量%からなる請求項
3に記載の混合物。 5、1−クロロ−2,2,3,3−テトラフルオロプロ
パン、1,3−ジクロロ−1,1,2,2,3−ペンタ
フルオロプロパン、及び炭素数5〜8の炭化水素混合物
(主成分:2,2−ジメチルブタン)からなるフッ素化
炭化水素系擬共沸混合物。 6、1−クロロ−2,2,3,3−テトラフルオロプロ
パン7〜76重量%、1,3−ジクロロ−1,1,2,
2,3−ペンタフルオロプロパン8〜62重量%、及び
炭素数5〜8の炭化水素混合物(主成分:2,2−ジメ
チルブタン)3〜73重量%からなる請求項5に記載の
混合物。[Claims] 1,1-chloro-2,2,3,3-tetrafluoropropane, 1,3-dichloro-1,1,2,2,3-pentafluoropropane, and 2,2-dimethyl A fluorinated hydrocarbon azeotrope consisting of butane. 2,1-chloro-2,2,3,3-tetrafluoropropane 42% by weight, 1,3-dichloro-1,1,2,2,
14% by weight of 3-pentafluoropropane, and 2,2-
A mixture according to claim 1, consisting of 44% by weight of dimethylbutane. Fluorinated carbonization consisting of 3,1-chloro-2,2,3,3-tetrafluoropropane, 1,3-dichloro-1,1,2,2,3-pentafluoropropane, and 2,2-dimethylbutane Hydrogen-based pseudoazeotrope. 4,1-chloro-2,2,3,3-tetrafluoropropane 7-76% by weight, 1,3-dichloro-1,1,2,
A mixture according to claim 3, consisting of 8 to 62% by weight of 2,3-pentafluoropropane and 3 to 73% by weight of 2,2-dimethylbutane. 5,1-chloro-2,2,3,3-tetrafluoropropane, 1,3-dichloro-1,1,2,2,3-pentafluoropropane, and hydrocarbon mixtures having 5 to 8 carbon atoms (mainly A fluorinated hydrocarbon pseudoazeotrope consisting of (component: 2,2-dimethylbutane). 6,1-chloro-2,2,3,3-tetrafluoropropane 7-76% by weight, 1,3-dichloro-1,1,2,
The mixture according to claim 5, comprising 8 to 62% by weight of 2,3-pentafluoropropane and 3 to 73% by weight of a hydrocarbon mixture having 5 to 8 carbon atoms (main component: 2,2-dimethylbutane).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1032839A JPH02212446A (en) | 1989-02-14 | 1989-02-14 | Azeotropic and pseudo-azeotropic mixture of 1-chloro-2,2,3,3-tetrafluoropropane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1032839A JPH02212446A (en) | 1989-02-14 | 1989-02-14 | Azeotropic and pseudo-azeotropic mixture of 1-chloro-2,2,3,3-tetrafluoropropane |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02212446A true JPH02212446A (en) | 1990-08-23 |
Family
ID=12369993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1032839A Pending JPH02212446A (en) | 1989-02-14 | 1989-02-14 | Azeotropic and pseudo-azeotropic mixture of 1-chloro-2,2,3,3-tetrafluoropropane |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02212446A (en) |
-
1989
- 1989-02-14 JP JP1032839A patent/JPH02212446A/en active Pending
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