WO2015060261A1 - Composition de solvant, procédé de lavage et procédé pour la formation d'un film de revêtement - Google Patents

Composition de solvant, procédé de lavage et procédé pour la formation d'un film de revêtement Download PDF

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Publication number
WO2015060261A1
WO2015060261A1 PCT/JP2014/077863 JP2014077863W WO2015060261A1 WO 2015060261 A1 WO2015060261 A1 WO 2015060261A1 JP 2014077863 W JP2014077863 W JP 2014077863W WO 2015060261 A1 WO2015060261 A1 WO 2015060261A1
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solvent composition
solvent
mass
stabilizer
ether
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PCT/JP2014/077863
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English (en)
Japanese (ja)
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宏明 光岡
寿夫 三木
津崎　真彰
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旭硝子株式会社
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Publication of WO2015060261A1 publication Critical patent/WO2015060261A1/fr

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    • 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
    • C11D7/22—Organic compounds
    • C11D7/26—Organic compounds containing oxygen
    • 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
    • C11D7/22—Organic compounds
    • C11D7/32—Organic compounds containing nitrogen
    • 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
    • C11D7/5013—Organic solvents containing nitrogen
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F43/00—Dry-cleaning apparatus or methods using volatile solvents
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F43/00—Dry-cleaning apparatus or methods using volatile solvents
    • D06F43/007—Dry cleaning methods

Definitions

  • the present invention relates to a solvent composition, a cleaning method using the solvent composition, and a method for forming a coating film composed of a nonvolatile organic compound using the solvent composition as a diluted coating solvent.
  • a cleaning solvent composition In the manufacture of ICs, electronic parts, precision machine parts, optical parts, etc., in the manufacturing process, assembly process, final finishing process, etc., the parts are washed with a cleaning solvent composition, and the flux, processing oil, wax adhered to the parts Removing mold release agents, dust and the like has been performed.
  • a method for producing an article having a coating film containing various non-volatile organic compounds such as a lubricant for example, a solution in which the non-volatile organic compound is dissolved in a diluting solvent is prepared, and the solution is applied to the surface of an object to be coated.
  • a method of forming a coating film by evaporating the diluent solvent after coating on the surface is known.
  • the diluting solvent is required to sufficiently dissolve the organic compound and to have sufficient drying properties.
  • Solvents used for such applications are nonflammable, low in toxicity, excellent in stability, do not attack metals, plastics, elastomers and other substrates, and are excellent in chemical and thermal stability.
  • CFCs 2-trichloro-1,2,2-trifluoroethane and other chlorofluorocarbons
  • 2,2-dichloro-1,1,1-trifluoroethane 1,1 Hydro such as dichloro-1-fluoroethane, 3,3-dichloro-1,1,1,2,2-pentafluoropropane, 1,3-dichloro-1,1,2,2,3-pentafluoropropane
  • HCFCs chlorofluorocarbons
  • CFCs are chemically very stable, they have a long lifetime in the troposphere after vaporization and diffuse to reach the stratosphere. Therefore, there is a problem that CFCs reaching the stratosphere are decomposed by ultraviolet rays, generating chlorine radicals and destroying the ozone layer. For this reason, the production of CFCs is regulated worldwide, and production in developed countries has already been abolished.
  • HCFCs also contain chlorine atoms, which have a slight adverse effect on the ozone layer. In developed countries, production is scheduled to be abolished in 2020.
  • perfluorocarbons (hereinafter referred to as “PFCs”) are known as solvents that have no chlorine atom and do not adversely affect the ozone layer.
  • PFCs perfluorocarbons
  • HFCs hydrofluorocarbons
  • HFEs hydrofluoroethers
  • HFCs and PFCs are regulated substances under the Kyoto Protocol because of their large global warming potential.
  • halogenated olefins having a double bond between carbon atoms for example, chlorofluoroolefins (hereinafter referred to as “CFOs”), Hydrochlorofluoroolefins (hereinafter referred to as “HCFOs”), hydrofluoroolefins (hereinafter referred to as “HFOs”), and the like have been proposed. Since these halogenated olefins are easily decomposed, they have excellent properties such as a short life in the atmosphere, a small ozone depletion coefficient and a global warming coefficient, and a small influence on the global environment.
  • a technique for improving the stability of halogenated olefins having a double bond between carbon atoms is necessary.
  • a technique for stabilizing a conventional fluorinated solvent not containing a double bond a general stabilizer is shown (for example, see Patent Documents 1, 2, and 3).
  • an example of a technique for stabilizing a halogenated olefin having a double bond between carbon atoms is also disclosed.
  • Patent Documents 4, 5, and 6 disclose techniques for stabilizing HFOs and HCFOs.
  • these are not techniques for stabilizing any halogenated olefin, and it is known that the stabilization technique varies depending on the type of halogenated olefin.
  • JP 11-293285 A Japanese Patent No. 4292348 Special table 2008-505212 Special table 2008-531836 gazette International Publication No. 2010-098451 Special table 2010-531924 gazette
  • CFO-1214ya is a halogenated olefin having a double bond between carbon atoms. Similar to the HFOs and HCFOs described in the above prior art documents 4 to 6, stabilization techniques are required for use. It is said.
  • CFO-1214ya promotes metal corrosion when coexisting with a metal, but a technique for suppressing metal corrosion by CFO-1214ya has not been known so far.
  • the present invention was made from the above viewpoint, is a solvent composition containing a solvent that is excellent in solubility of various organic substances, has sufficient drying properties, and does not adversely affect the global environment,
  • An object of the present invention is to provide a solvent composition which can be stored in a state where the solvent is stabilized and decomposition is suppressed, and corrosion of a metal in contact is suppressed.
  • An object of the present invention is to provide a stable and efficient method for cleaning an article to be cleaned, which does not adversely affect the global environment, suppresses metal corrosion, and is stable.
  • the present invention is a method for forming a coating film composed of a non-volatile organic compound, which does not adversely affect the global environment, suppresses metal corrosion, and can form a uniform coating film stably and easily. It aims to provide a method.
  • the present invention provides a solvent composition, a cleaning method, and a coating film forming method having the following configuration.
  • a solvent (A) containing 1,1-dichloro-2,3,3,3-tetrafluoropropene and at least one selected from the group consisting of phenols, ethers, epoxides, and pyrroles A solvent composition comprising the stabilizer (B) and the nitro compound (C).
  • the content of the stabilizer (B) is 1 mass ppm to 10 mass%
  • the content of the nitro compound (C) is 1 mass ppm to 10 mass%. 1].
  • the content of the 1,1-dichloro-2,3,3,3-tetrafluoropropene in the solvent (A) is 80 to 100% by mass, according to [1] or [2] Solvent composition.
  • the phenol is a group consisting of phenol, 1,2-benzenediol, 2,6-ditertiarybutyl-4-methylphenol, 3-cresol, 2-isopropyl-5-methylphenol and 2-methoxyphenol.
  • the solvent composition according to any one of [1] to [3], comprising at least one selected from the above.
  • the ether is selected from the group consisting of ethyl phenyl ether, ethylene glycol monoethyl ether, 1,4-dioxane, 1,3-dioxane, 1,3,5-trioxane, furan, 2-methylfuran and tetrahydrofuran.
  • the solvent composition according to any one of [1] to [4], comprising at least one selected.
  • the epoxide is at least one selected from the group consisting of 1,2-propylene oxide, 1,2-butylene oxide, 1,2-epoxy-3-phenoxypropane, butyl glycidyl ether and diethylene glycol diglycidyl ether.
  • a cleaning method comprising bringing the solvent composition according to any one of [1] to [9] into contact with an article to be cleaned. [11] The cleaning method according to [10], wherein the article to be cleaned is clothing.
  • a coating film forming composition is prepared by dissolving a nonvolatile organic compound in the solvent composition according to any one of [1] to [9], and the coating film forming composition is coated.
  • a method of forming a coating film comprising: applying the solvent composition to the solvent composition and evaporating the solvent composition to form a coating film made of the nonvolatile organic compound.
  • a solvent composition comprising a solvent that is excellent in solubility of various organic substances, has sufficient drying properties, and does not adversely affect the global environment, and the solvent is stabilized. It is possible to provide a solvent composition which can be stored in a state in which decomposition is suppressed, and in which corrosion of a metal in contact is suppressed.
  • the cleaning method of the present invention it is possible to stably and efficiently clean an article to be cleaned without adversely affecting the global environment, suppressing metal corrosion.
  • the method for forming a coating film comprising a non-volatile organic compound of the present invention is a method in which corrosion of metals is suppressed without adversely affecting the global environment. According to the forming method, a uniform application of non-volatile organic compound is performed. The film can be stably and easily formed.
  • the solvent composition of the present invention contains the following (A) to (C).
  • Solvent (A) containing 1,1-dichloro-2,3,3,3-tetrafluoropropene (CFO-1214ya) (hereinafter also referred to as “solvent (A)”)
  • a stabilizer (B) comprising at least one selected from the group consisting of phenols, ethers, epoxides, and pyrroles (hereinafter also referred to as “stabilizer (B)”).
  • CFO-1214ya used in the solvent composition of the present invention is one of CFOs having a double bond between carbon atoms, has a short life in the atmosphere, and has an ozone depletion coefficient and a global warming coefficient. small.
  • CFO-1214ya has a boiling point of about 46 ° C. (normal pressure) and excellent drying properties. In addition, even if it is boiled and becomes steam, it is about 46 ° C., so even parts that are easily affected by heat such as resin parts are unlikely to have an adverse effect.
  • CFO-1214ya does not have a flash point, has a low surface tension and viscosity, and has excellent performance such as easy evaporation at room temperature.
  • CFO-1214ya is not stable enough, and even when stored at room temperature, it gradually decomposes and acidifies CFO-1214ya. Therefore, in the present invention, by combining the solvent (A) containing CFO-1214ya with at least one stabilizer (B) selected from the group consisting of phenols, ethers, epoxides, and pyrroles, It was found that the decomposition of CFO-1214ya is suppressed and can be used stably for a long time.
  • stabilizer selected from the group consisting of phenols, ethers, epoxides, and pyrroles
  • the solvent composition of the present invention contains a solvent (A) containing CFO-1214ya.
  • the solvent (A) may be composed only of CFO-1214ya, and is used for various purposes such as increasing the solubility of various solute substances and adjusting the volatilization rate, as long as the above characteristics of CFO-1214ya are not harmed. Accordingly, a solvent other than CFO-1214ya (hereinafter referred to as “solvent (a1)”) may be contained.
  • the solvent (a1) is not particularly limited as long as it is a solvent soluble in CFO-1214ya.
  • the solvent soluble in CFO-1214ya means that when CFO-1214ya and solvent (a1) are mixed at an arbitrary mixing ratio, they are stirred at room temperature (25 ° C.) so that phase separation and turbidity do not occur.
  • the solvent means a substance that is liquid at normal temperature (25 ° C.). However, the stabilizer (B) and the nitro compound (C) in the present invention are excluded.
  • the content of the solvent (A) in the solvent composition of the present invention is preferably 80% by mass or more, more preferably 90% by mass or more, based on the total amount of the solvent composition.
  • the higher the content of the solvent (A) in the solvent composition, the better. Therefore, the upper limit of the content of the solvent (A) in the solvent composition is preferably a value obtained by subtracting the lower limit of the content of the stabilizer (B) to be used and the lower limit of the content of the nitro compound (C). .
  • the content of CFO-1214ya in the solvent (A), that is, the amount of CFO-1214ya relative to 100% by mass of the total amount of CFO-1214ya and solvent (a1) is preferably 50% by mass or more, more preferably 80% by mass or more. 90 mass% or more is more preferable, and 100 mass% is most preferable. If the content of CFO-1214ya in the solvent (A) is not less than the lower limit, the excellent drying property of CFO-1214ya will not be hindered.
  • the upper limit of the content of CFO-1214ya is 100% by mass.
  • CFO-1214ya is, for example, 1,1-dichloro-2,2,3,3,3-pentafluoropropane (hereinafter referred to as “HCFC-225ca”) as a raw material and an alkaline aqueous solution in the presence of a phase transfer catalyst.
  • HCFC-225ca 1,1-dichloro-2,2,3,3,3-pentafluoropropane
  • a phase transfer catalyst produced by dehydrofluorination method (1) or HCFC-225ca as raw material, dehydrofluorination method in the gas phase in the presence of a catalyst such as chromium, iron, copper, activated carbon, etc.
  • HCFC-225ca and 1,3-dichloro-1,2,2,3,3-pentafluoropropane (hereinafter referred to as “HCFC-225cb”) are used. It can also be produced by using a mixture of isomers as a raw material and dehydrofluorinating HCFC-225ca (see International Publication No. 2010/074254). The method using the isomer mixture is advantageous in that it is simple and economical.
  • impurities such as unreacted HCFC-225ca and HCFC-225cb exist.
  • the content of impurities in CFO-1214ya to be used is preferably 1% by mass or less in order to reduce the burden on the global environment such as ozone layer destruction and global warming, and to obtain excellent detergency. 5 mass% or less is more preferable. That is, the purity of CFO-1214ya is preferably 99% by mass or more, and more preferably 99.5% by mass or more. The purity of CFO-1214ya can be increased by distillation or the like.
  • the content of the solvent (a1) in the solvent (A), that is, the solvent (a1) relative to 100% by mass of the total amount of CFO-1214ya and the solvent (a1) is preferably 0.1 to 50% by mass, more preferably 0.5 to 20% by mass, and further preferably 1 to 10% by mass.
  • azeotropic composition If content of the solvent (a1) in a solvent (A) is more than the said lower limit, the effect by a solvent (a1) will fully be acquired for a solvent composition. If content of the solvent (a1) in a solvent (A) is below the said upper limit, it will be excellent in drying property. Further, when CFO-1214ya and the solvent (a1) form an azeotropic composition, the azeotropic composition can be used.
  • the solvent (a1) is preferably at least one selected from the group consisting of hydrocarbons, alcohols, ketones, esters, chlorocarbons, HFCs and HFEs.
  • hydrocarbons having 5 or more carbon atoms are preferable. If it is a hydrocarbon having 5 or more carbon atoms, it may be a chain or a ring, and may be a saturated hydrocarbon or an unsaturated hydrocarbon.
  • an alcohol having 1 to 16 carbon atoms is preferable. As long as the alcohol has 1 to 16 carbon atoms, it may be a chain or a ring, and may be a saturated alcohol or an unsaturated alcohol.
  • alcohols include methanol, ethanol, n-propyl alcohol, isopropyl alcohol, n-butyl alcohol, sec-butyl alcohol, isobutyl alcohol, tert-butyl alcohol, 1-pentanol, 2-pentanol, 1 -Ethyl-1-propanol, 2-methyl-1-butanol, 3-methyl-1-butanol, 3-methyl-2-butanol, neopentyl alcohol, 1-hexanol, 2-methyl-1-pentanol, 4- Methyl-2-pentanol, 2-ethyl-1-butanol, 1-heptanol, 2-heptanol, 3-heptanol, 1-octanol, 2-octanol, 2-ethyl-1-hexanol, 1-nonanol, 3,5 , 5-trimethyl-1-hexanol, 1- Canol, 1-undecanol, 1-dodecanol
  • ketones having 3 to 9 carbon atoms are preferable.
  • the ketones having 3 to 9 carbon atoms may be chain-like or cyclic, and may be saturated ketones or unsaturated ketones.
  • ketones include acetone, methyl ethyl ketone, 2-pentanone, 3-pentanone, 2-hexanone, methyl isobutyl ketone, 2-heptanone, 3-heptanone, 4-heptanone, diisobutyl ketone, mesityl oxide, phorone, 2 -Octanone, cyclohexanone, methylcyclohexanone, isophorone, 2,4-pentanedione, 2,5-hexanedione, diacetone alcohol, acetophenone and the like. Of these, acetone and methyl ethyl ketone are preferable.
  • esters having 2 to 19 carbon atoms are preferable.
  • the esters having 2 to 19 carbon atoms may be chain-like or cyclic, and may be saturated esters or unsaturated esters.
  • esters include methyl formate, ethyl formate, propyl formate, butyl formate, isobutyl formate, pentyl formate, methyl acetate, ethyl acetate, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, sec-butyl acetate, acetic acid Pentyl, methoxybutyl acetate, sec-hexyl acetate, 2-ethylbutyl acetate, 2-ethylhexyl acetate, cyclohexyl acetate, benzyl acetate, methyl propionate, ethyl propionate, butyl propionate, methyl butyrate, ethyl butyrate, butyl butyrate, isobutyric acid Isobutyl, ethyl 2-hydroxy-2-methylpropionate, methyl benzoate, eth,
  • the chlorocarbons that are the solvent (a1) are preferably chlorocarbons having 1 to 3 carbon atoms.
  • the chlorocarbons having 1 to 3 carbon atoms may be chain-like or cyclic, and may be saturated chlorocarbons or unsaturated chlorocarbons.
  • chlorocarbons include methylene chloride, 1,1-dichloroethane, 1,2-dichloroethane, 1,1,2-trichloroethane, 1,1,1,2-tetrachloroethane, 1,1,2, Examples include 2-tetrachloroethane, pentachloroethane, 1,1-dichloroethylene, cis-1,2-dichloroethylene, trans-1,2-dichloroethylene, trichloroethylene, and tetrachloroethylene. Of these, methylene chloride, trans-1,2-dichloroethylene, and trichloroethylene are preferable.
  • HFCs that are the solvent (a1) chain or cyclic HFCs having 4 to 8 carbon atoms are preferable, and a solvent contained in HFCs in which the number of fluorine atoms in one molecule is equal to or more than the number of hydrogen atoms is more preferable.
  • HFCs specifically, 1,1,1,3,3-pentafluorobutane, 1,1,1,2,2,3,4,5,5,5-decafluoropentane, 1,1 , 2,2,3,3,4-heptafluorocyclopentane, 1,1,1,2,2,3,3,4,4-nonafluorohexane, 1,1,1,2,2,3, 3,4,4,5,5,6,6-tridecafluorohexane, 1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorooctane, etc. Is mentioned.
  • 1,1,1,2,2,3,4,5,5,5-decafluoropentane, 1,1,1,2,2,3,3,4,4-nonafluorohexane, 1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorohexane is preferred.
  • HFE as the solvent (a1) examples include (perfluorobutoxy) methane, (perfluorobutoxy) ethane, 1,1,2,2-tetrafluoro-1- (2,2,2-trifluoroethoxy) ethane. Etc. Of these, (perfluorobutoxy) methane and 1,1,2,2-tetrafluoro-1- (2,2,2-trifluoroethoxy) ethane are preferable.
  • the solvent (a1) contained in the solvent composition of the present invention may be one type or two or more types.
  • Solvent (a1) is preferably a solvent having no flash point.
  • the solvent (a1) having no flash point 1,1,1,2,2,3,4,5,5,5-decafluoropentane, 1,1,1,2,2,3,3, HFCs such as 4,4-nonafluorohexane, 1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorohexane, (perfluorobutoxy) methane, And HFEs such as 1,1,2,2-tetrafluoro-1- (2,2,2-trifluoroethoxy) ethane.
  • a solvent having a flash point is used as the solvent (a1), it is preferably mixed with CFO-1214ya within a range not having a flash point when the solvent composition of the present invention is used.
  • the solvent composition of this invention contains the stabilizer which consists of at least 1 sort (s) chosen from the group which consists of phenols, ethers, epoxides, and pyrroles as a stabilizer (B).
  • the stabilizer in the present invention refers to a compound having an ability to suppress decomposition of CFO-1214ya by oxygen.
  • the ability of a compound to suppress the decomposition of CFO-1214ya by oxygen can be evaluated by measuring the acid produced by the decomposition of CFO-1214ya by oxygen. For example, a difference between an initial pH value in a test solution in which a specimen is dissolved in CFO-1214ya at a predetermined ratio and a pH value after the test solution is stored for a certain period can be evaluated as an index.
  • the pH of the solvent composition in the present invention refers to the pH of the upper aqueous layer after mixing the solvent composition and pure water of pH 7 and shaking for a predetermined time and then allowing to stand to separate into two layers. Specific pH measurement conditions are described in the section of pH measurement described in the Examples below.
  • the stabilizer (B) in the solvent composition of the present invention is characterized in that CFO-1214ya has a mass ratio (X mass%) of the stabilizer to CFO-1214ya in the following relational expression (1).
  • the mass ratio is an upper limit mass ratio that does not harm the stabilizer
  • the stabilizer (B) capable of setting the value of ⁇ pH to 4 or less is preferable
  • the stabilizer (B) capable of setting the value of ⁇ pH to 0 is more preferable.
  • ⁇ pH pH ( ⁇ ) ⁇ pH ( ⁇ ) (1)
  • pH ( ⁇ ) pH value immediately after preparing the test solution by dissolving the stabilizer at a predetermined mass ratio (X mass%) with respect to CFO-1214ya (100 mass%) (however, the predetermined mass ratio is , And a mass ratio that does not harm the characteristics of CFO-1214ya.)
  • pH ( ⁇ ) pH value after the test solution is stored at the boiling point (46 ° C.) of CFO-1214ya for 7 days immediately after preparation.
  • the content of the stabilizer (B) in the solvent composition is preferably 1 mass ppm or more in the solvent composition, and is 10 mass% or less from the viewpoint of sufficiently exerting the ability of CFO-1214ya. Is preferred. More preferably, it is 3 to 7% by mass, and most preferably 5 to 5% by mass.
  • the stabilizer (B) used in the present invention comprises at least one selected from the group consisting of phenols, ethers, epoxides and pyrroles. That is, the stabilizer (B) may be composed of one kind selected from these four kinds of compounds, or may be composed of two or more kinds. When the stabilizer (B) is composed of two or more compounds, all the compounds may be selected from the same compounds, for example, phenols, or different compounds, for example, phenols and ethers, respectively. It may be. Furthermore, two or more types selected from the same compounds (for example, phenols) may be combined with one or more types selected from other compounds (for example, ethers) to form the stabilizer (B). it can. In addition, when a stabilizer (B) consists of 2 or more types of compounds, content of the said stabilizer (B) means content of the sum total of 2 or more types of compounds.
  • the solvent composition of the present invention it is preferable to use a combination of two or more compounds selected from the four types of compounds as the stabilizer (B).
  • the stabilizer (B) is particularly preferably a combination of at least one selected from phenols and at least one selected from three types of compounds other than phenols.
  • the phenol used as the stabilizer (B) refers to an aromatic hydroxy compound having one or more hydroxy groups in the aromatic hydrocarbon nucleus.
  • the phenols compounds having high solubility in the solvent (A) are preferable.
  • a benzene nucleus is preferred as the aromatic hydrocarbon nucleus.
  • the number of hydroxy groups is preferably 1 to 6, more preferably 1 to 3, and particularly preferably 1.
  • one or more substituents may be bonded to the carbon atom other than the hydroxy group of the aromatic hydrocarbon nucleus.
  • substituents include a hydrocarbon group, an alkoxy group, an acyl group, and a carbonyl group.
  • One or more hydrogen atoms bonded to the aromatic hydrocarbon nucleus may be substituted with a halogen atom.
  • the hydrocarbon group examples include an alkyl group, an alkenyl group, an aromatic hydrocarbon group, and an aralkyl group.
  • the alkyl group, alkenyl group, alkoxy group, acyl group, and carbonyl group preferably have 1 to 6 carbon atoms, and more preferably 1 to 4 carbon atoms.
  • the aromatic hydrocarbon group preferably has 6 to 10 carbon atoms, and the aralkyl group preferably has 7 to 10 carbon atoms.
  • an alkyl group or an alkenyl group is preferable, and an alkyl group is particularly preferable.
  • the number thereof is preferably 1 to 5, more preferably 1 to 3.
  • the position of the substituent is not particularly limited. It is preferable that at least the ortho position is substituted with respect to the hydroxy group of the aromatic hydrocarbon nucleus.
  • a substituted or unsubstituted compound in which the aromatic hydrocarbon nucleus is a benzene nucleus and has 1 to 3 hydroxy groups is preferable.
  • the phenol having a substituent a compound having 1 to 3 substituents having an alkyl group having 1 to 4 carbon atoms and / or an alkoxy group at least ortho to the hydroxy group is preferable.
  • the alkyl group at the ortho position is preferably a branched alkyl group such as a tertiary butyl group. When two ortho positions are present, an alkyl group may be present in any of them.
  • phenols include phenol, 1,2-benzenediol, 1,3-benzenediol, 1,4-benzenediol, 1,3,5-benzenetriol, and 2,6-ditertiarybutyl-4- Methylphenol, 2,4,6-tritertiary butylphenol, 2-tertiary butylphenol, 3-tertiary butylphenol, 4-tertiary butylphenol, 2,4-ditertiary butylphenol, 2,6-ditertiary butylphenol, 4, 6-ditertiary butylphenol, 1-cresol, 2-cresol, 3-cresol, 2,3-dimethylphenol, 2,4-dimethylphenol, 2,5-dimethylphenol, 2,6-dimethylphenol, 2,3 6-Trimethylphenol 2,4,6-trimethylphenol, 2,5,6-trimethylphenol, 3-isopropylphenol, 2-isopropyl-5-methylphenol, 2-methoxyphenol, 3-methoxyphenol, 4-methoxyphenol, 2-ethoxy Examples
  • phenol 1,2-benzenediol, 2,6-ditertiarybutyl-4-methylphenol, 3-cresol, 2-isopropyl-5-methylphenol and 2-methoxyphenol are preferable.
  • 1 type of phenols may be used as a stabilizer (B), and 2 or more types may be used together.
  • the content of phenols in the solvent composition of the present invention is preferably 1 mass ppm to 10 mass%, more preferably 3 mass ppm to 7 mass%, and still more preferably 5 mass ppm, with respect to the total amount of the solvent composition. ⁇ 5% by mass.
  • the content of phenols in the solvent composition is not less than the lower limit of the above preferred range, a sufficient effect for stabilization is exhibited, for example, the value of ⁇ pH represented by the above formula (1) is 4 or less. And can. If the content is less than or equal to the upper limit of the above preferred range, the surface tension and viscosity are low and the permeability is good, and it easily evaporates even at room temperature.
  • the ethers used as the stabilizer (B) are a chain ether in which two hydrocarbon groups are bonded to an oxygen atom and a cyclic ether having an oxygen atom as an atom constituting the ring (however, an epoxy ring which is a 3-membered cyclic ether) Is excluded).
  • An oxygen atom sandwiched between the carbon atoms in ethers is referred to as an etheric oxygen atom.
  • compounds having both an etheric oxygen atom and an epoxy group are classified as epoxides.
  • ethers used as the stabilizer (B) compounds having high solubility in the solvent (A) are preferable.
  • the number of etheric oxygen atoms in the chain ether and cyclic ether may be 2 or more.
  • the number of etheric oxygen atoms is preferably 1 to 3.
  • the ethers may be saturated ethers or unsaturated ethers.
  • the ether has preferably 2 to 12 carbon atoms, more preferably 2 to 8 carbon atoms.
  • the hydrocarbon group constituting the ether may be an aliphatic hydrocarbon group or an aromatic hydrocarbon group, and a substituent such as a halogen atom or a hydroxy group may be bonded to the carbon atom. Good.
  • chain ethers include dimethyl ether, diethyl ether, dipropyl ether, diisopropyl ether, dibutyl ether, dipentyl ether, diisopentyl ether, diallyl ether, ethyl methyl ether, ethyl propyl ether, ethyl isopropyl ether, ethyl isobutyl.
  • Ether ethyl isopentyl ether, ethyl vinyl ether, allyl ethyl ether, ethyl phenyl ether, ethyl naphthyl ether, ethyl propargyl ether, butyl vinyl ether, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol monobutyl ether, ethylene glycol monophenyl ether , Ethylene glycol monobenzyl ether, ethylene glycol Coal dimethyl ether, ethylene glycol diethyl ether, ethylene glycol diphenyl ether, diethylene glycol monomethyl ether, diethylene glycol monoethyl ether, dipropylene glycol methyl ether, anisole, methylanisole, anethole, phenetole, 1,1,1-trimethoxyethane, 1,1, Examples include 2-trimethoxyethane, 1,1,1-triethoxye
  • cyclic ether a 4- to 6-membered cyclic ether is preferable.
  • 1,4-dioxane, 1,3-dioxane, 1,3,5-trioxane, furan, 2-methylfuran, tetrahydrofuran examples include drofuran.
  • ethers used as the stabilizer (B) include chain ethers such as ethyl phenyl ether, ethylene glycol monoethyl ether, and cyclic ethers such as 1,4-dioxane, 1,3-dioxane, and 1,3,5-trioxane. Furan, 2-methylfuran and tetrahydrofuran are preferred.
  • One kind of ethers may be used as the stabilizer (B), or two or more kinds may be used in combination.
  • the content of ethers in the solvent composition of the present invention is preferably 1 mass ppm to 10 mass%, more preferably 10 mass ppm to 7 mass%, still more preferably 0.01 mass%, based on the total amount of the solvent composition. ⁇ 5% by mass.
  • the content of ethers in the solvent composition is not less than the lower limit of the above preferred range, a sufficient effect for stabilization can be obtained.
  • the value of ⁇ pH represented by the above formula (1) is 4 or less. And can.
  • the content is not more than the upper limit of the above preferred range, the surface tension and viscosity are low, the permeability is good, and it is easily evaporated even at room temperature.
  • Epoxides The epoxide used as the stabilizer (B) in the present invention refers to a compound having one or more epoxy groups which are 3-membered cyclic ethers.
  • a compound having high solubility in CFO-1214ya is preferable.
  • Epoxides may have two or more epoxy groups in one molecule. The number of epoxy groups possessed by the epoxide is preferably 1 to 3.
  • Epoxides may be aliphatic epoxides or aromatic epoxides.
  • Epoxides may have a substituent such as a halogen atom, an etheric oxygen atom, or a hydroxy group. Epoxides preferably have 12 or less carbon atoms.
  • epoxides include 1,2-propylene oxide, 1,2-butylene oxide, 1,2-epoxy-3-phenoxypropane, methyl glycidyl ether, ethyl glycidyl ether, butyl glycidyl ether, vinyl glycidyl ether, Examples include allyl glycidyl ether, diethylene glycol diglycidyl ether, epichlorohydrin, d-limonene oxide and l-limonene oxide.
  • 1,2-propylene oxide, 1,2-butylene oxide, butyl glycidyl ether, 1,2-epoxy-3-phenoxypropane and diethylene glycol diglycidyl ether are preferable.
  • 1 type of epoxides may be used as a stabilizer (B), and 2 or more types may be used together.
  • the content of the epoxides in the solvent composition of the present invention is preferably 1 ppm by mass to 10% by mass, more preferably 10 ppm by mass to 7% by mass, and still more preferably 0.01% by mass with respect to the total amount of the solvent composition. ⁇ 5% by mass.
  • the content of epoxides in the solvent composition is at least the lower limit of the above preferred range, a sufficient effect for stabilization can be obtained.
  • the value of ⁇ pH represented by the above formula (1) is 4 or less. And can.
  • the content is not more than the upper limit of the above preferred range, the surface tension and viscosity are low, the permeability is good, and it is easily evaporated even at room temperature.
  • the pyrrole used as the stabilizer (B) refers to a heterocyclic 5-membered compound composed of carbon and nitrogen atoms.
  • the pyrroles compounds having high solubility in the solvent (A) are preferable.
  • pyrroles may have a substituent on either a nitrogen atom or a carbon atom.
  • the number of substituents is preferably 1 to 5.
  • an alkyl group having 1 to 3 carbon atoms is preferable.
  • pyrroles include pyrrole, N-methylpyrrole, N-ethylpyrrole and the like. Of these, pyrrole and N-methylpyrrole are preferred.
  • 1 type of pyrroles may be used as a stabilizer (B), and 2 or more types may be used together.
  • the content of pyrroles in the solvent composition of the present invention is preferably 1 ppm by mass to 10% by mass, more preferably 3 ppm by mass to 7% by mass, and still more preferably 5 ppm by mass with respect to the total amount of the solvent composition. ⁇ 5% by mass.
  • the content of pyrroles in the solvent composition is at least the lower limit of the above preferred range, a sufficient effect for stabilization will be exhibited.
  • the value of ⁇ pH represented by the above formula (1) can be 4 or less.
  • the solvent composition of this invention contains a nitro compound (C) in order to suppress metal corrosion with the said stabilizer (B). Since the nitro compound has an orientation to the metal surface, the nitro compound is aligned on the metal surface, and it is possible to suppress the corrosive action on the metal surface by oxygen contained in the solvent composition or a substance that promotes corrosion. .
  • the nitro compound (C) in the present invention refers to an organic compound in which a nitro group —NO 2 is bonded to a carbon atom of the organic compound.
  • the nitro compound (C) is preferably soluble in the solvent (A) and has volatility by itself so that it is volatilized together with the solvent (A) and hardly remains on the surface of the article during cleaning or the like.
  • the C) nitro compound is preferably an aliphatic nitro compound, and a compound having a boiling point of 100 ° C. to 150 ° C. is preferred.
  • nitro compound (C) examples include nitromethane, nitroethane, 1-nitropropane, 2-nitropropane, nitroethylene, etc. From the above viewpoint, nitromethane, nitroethane, 1-nitropropane, 2 -Nitropropane is more preferred.
  • 1 type of a nitro compound (C) may be used, and 2 or more types may be used together.
  • the content of the nitro compound (C) in the solvent composition of the present invention is preferably 1 mass ppm to 10 mass%, more preferably 0.01 to 7 mass%, more preferably 0.05 mass% with respect to the total amount of the solvent composition. More preferably, the content is 5% by mass to 5% by mass.
  • the content of the nitro compound (C) in the solvent composition is not less than the lower limit of the above preferred range, a sufficient effect for preventing metal corrosion will be exhibited.
  • the content is not more than the upper limit of the above preferred range, the surface tension and viscosity are low, the permeability is good, and it is easily evaporated even at room temperature.
  • the solvent composition of the present invention can be produced by weighing and mixing the components of the solvent (A), stabilizer (B) and nitro compound (C).
  • the solvent composition of the present invention described above is excellent in solubility of various organic substances, has sufficient drying properties, has a short life in the atmosphere, does not adversely affect the global environment, is stabilized and does not decompose, It is a stable solvent composition that suppresses metal corrosion.
  • the solvent composition of the present invention is a solvent composition for cleaning, coating film formation, and dry cleaning that does not adversely affect objects to be processed in a wide range of materials such as metals, plastics, elastomers, glass, and ceramics. Can be used as a thing.
  • the cleaning method of the present invention is characterized by bringing the solvent composition of the present invention into contact with an article to be cleaned.
  • cleaning applications using the solvent composition of the present invention are cleaning of flux, processing oil, wax, mold release agent, dust, etc. adhering to various objects to be cleaned such as ICs, electronic parts, precision machine parts, optical parts, etc. Removal.
  • solvent composition of the present invention can be applied to cleaning articles to be cleaned of various materials such as metal, resin, rubber, and composite materials thereof.
  • the method for cleaning an article to be cleaned using the solvent composition of the present invention is not particularly limited except that the solvent composition of the present invention and the article to be cleaned are brought into contact with each other.
  • hand wiping cleaning, immersion cleaning, spray cleaning, immersion rocking cleaning, immersion ultrasonic cleaning, steam cleaning, and a combination of these may be employed.
  • Cleaning conditions such as the time and number of times of contact, the temperature of the solvent composition of the present invention at that time, and a cleaning apparatus can be appropriately selected.
  • the solvent composition of the present invention can be used for washing to remove stains on various clothes made of natural fiber or synthetic fiber fabrics.
  • the method for cleaning an article to be cleaned using the solvent composition of the present invention is not particularly limited except that the solvent composition of the present invention is used.
  • the solvent composition of the present invention is used.
  • hand wiping cleaning, immersion cleaning, spray cleaning, immersion rocking cleaning, immersion ultrasonic cleaning, steam cleaning, and a combination of these may be employed.
  • a cleaning device, cleaning conditions, and the like can also be selected as appropriate. If the solvent composition of the present invention is used as a cleaning solvent, it can be used repeatedly for a long time without being decomposed.
  • the solvent composition of the present invention is suitable as a washing solvent for clothes, that is, a dry cleaning solvent.
  • the dry cleaning application using the solvent composition of the present invention includes washing and removing dirt adhered to clothing such as shirts, sweaters, jackets, skirts, trousers, jumpers, gloves, mufflers, and stalls.
  • the solvent composition of the present invention is a garment made of fibers such as cotton, linen, wool, rayon, polyester, acrylic, nylon, or the like, or a garment to which parts such as metal fittings, buttons, fasteners, or sequins are attached. It can be applied to dry cleaning.
  • HCFCs such as dichloropentafluoropropane (HCFC-225), 1, 1, HFCs such as 1,3,3-pentafluorobutane (HFC-365mfc), 1,1,1,2,2,3,4,5,5,5-decafluoropentane (HFC-43-10mee), (Perfluorobutoxy) methane (HFE-449s), (perfluorobutoxy) ethane (HFE-569sf), 1,1,2,2-tetrafluoro-1- (2,2,2-trifluoroethoxy) ethane (HFE- HFEs such as 347pc-f) are used.
  • the fluorine-based solvent affects parts such as buttons, modifiers such as sequins, urethane-processed fabrics, pattern print portions of clothing, and the like.
  • buttons that are easily affected are buttons made of resin. Of these, those made of acrylic resin are susceptible to discoloration, deformation, and cracking, so care must be taken in dry cleaning.
  • the influence to a back foot button is also known among resin buttons which have various shapes.
  • the back foot button is a button having a hole through which the thread is passed on the clothing side of the button. Back foot buttons can be further classified by how to attach the back foot. There are two types of back foot buttons: an adhesive type in which the back foot is bonded and combined with another button part, and a one-push type in which the back foot is combined and fixed through a hole in the button part.
  • the sequin in addition to discoloration of the resin material of the sequin, if the sequin is adhered to the garment with an adhesive, the sequin may be peeled off by dry cleaning.
  • discoloration of the urethane processed fabric or printed portion or deterioration of the resin may occur due to dry cleaning.
  • CFO-1214ya which is the main component of the solvent composition of the present invention, has a smaller influence on resin materials, including acrylic resins, than conventional dry cleaning solvents. It has performance superior to that of fluorinated solvents.
  • CFO-1214ya contained in the solvent composition of the present invention contains chlorine atoms in the molecule and has a high solubility of dirt, so that it has a wide range of dissolving power and has little influence on the material, 1,1,2-trichloro-1 , 2,2-trifluoroethane (CFC-113) and other CFCs have been found to have the same detergency against fat and oil stains.
  • a soap in order to use the solvent composition of the present invention as a dry cleaning solvent, a soap can be blended in order to improve the removal performance of water-soluble dirt such as sweat and mud.
  • Soap refers to a surfactant used for dry cleaning, and it is preferable to use a cationic, nonionic, anionic or amphoteric surfactant.
  • CFO-1214ya is known to have a wide range of solubility in various organic compounds because it has a chlorine atom in its molecule, and it is not necessary to optimize the soap with a solvent like HFEs and HFCs. Soap can be used.
  • the solvent composition of the present invention can contain at least one surfactant selected from the group consisting of cationic, nonionic, anionic, and amphoteric surfactants.
  • soaps include quaternary ammonium salts such as dodecyldimethylammonium chloride and trimethylammonium chloride as cationic surfactants.
  • Nonionic surfactants include polyoxyalkylene nonyl phenyl ether, polyoxyalkylene alkyl ether, fatty acid alkanolamide, glycerin fatty acid ester, sorbitan fatty acid ester, sucrose fatty acid ester, propylene glycol fatty acid ester, phosphoric acid and fatty acid ester, etc. An activator is mentioned.
  • anionic surfactant examples include alkyl sulfates such as polyoxyethylene alkyl sulfates, carboxylates such as fatty acid salts (soap), and sulfonates such as ⁇ -olefin sulfonates and lauryl sulfates.
  • amphoteric surfactants include betaine compounds such as alkyl betaines.
  • the soap content in the solvent composition for dry cleaning is 0.01 to 10% by mass, preferably 0.1 to 5% by mass, more preferably 0.2 to 2% by mass, based on the total amount of the solvent composition. %.
  • the cleaning method of the present invention by using the solvent composition of the present invention, decomposition of the solvent composition is suppressed, and repeated cleaning over a long period of time becomes possible. Moreover, if the solvent composition of the present invention is used, regeneration operations such as distillation regeneration and filtration regeneration, gas recovery for recovering the vapor of the scattered solvent composition, and the like can be appropriately combined without any problem.
  • the solvent composition of the present invention can be used as a solvent for dilution coating of a nonvolatile organic compound. That is, the method for forming a coating film of the present invention comprises preparing a coating film forming composition by dissolving a non-volatile organic compound in the solvent composition of the present invention, and applying the coating film forming composition on an object to be coated. After coating, the solvent composition is evaporated to form a coating film made of the nonvolatile organic compound.
  • the non-volatile organic compound in the present invention refers to a compound having a boiling point higher than that of the solvent composition of the present invention and the organic compound remaining on the surface even after the solvent composition evaporates.
  • Specific examples of the non-volatile organic compound include lubricants such as perfluoropolyether, alkylbenzene, polyol ether, polyol ester, mineral oil, and silicone oil, and rust inhibitors.
  • the method for forming a coating film of the present invention will be described below by taking as an example the case of forming a lubricant coating film on an object to be coated.
  • the solvent composition of the present invention is used as a solvent for diluting a lubricant
  • the lubricant is dissolved in the solvent composition of the present invention to form a lubricant composition
  • the lubricant composition is coated. It is applied onto an object, the solvent composition is evaporated, and a lubricant film is formed on the object to be coated.
  • Lubricant means a material used to reduce friction on the contact surface and prevent heat generation and wear damage when the two members move with their surfaces in contact with each other.
  • the lubricant may be in any form of liquid (oil), semi-solid (grease), and solid.
  • a fluorine-based lubricant or a silicone-based lubricant is preferable from the viewpoint of excellent solubility in CFO-1214ya.
  • a fluorine-type lubricant means the lubricant which has a fluorine atom in a molecule
  • the silicone-based lubricant means a lubricant containing silicone.
  • the lubricant contained in the lubricant composition may be one type or two or more types.
  • Each of the fluorine-based lubricant and the silicone-based lubricant may be used alone or in combination.
  • the content of the lubricant in the lubricant composition (100% by mass) is preferably 0.01 to 50% by mass, more preferably 0.05 to 30% by mass, and further preferably 0.1 to 20% by mass. .
  • the remainder of the lubricant composition excluding the lubricant is the solvent composition. If the content of the lubricant is within the above range, the film thickness of the coating film when the lubricant composition is applied onto the object to be coated and the thickness of the lubricant film after drying are adjusted to an appropriate range. Cheap.
  • the method for forming a coating film of the present invention when used for forming a lubricant coating film, either in the state of the solvent composition of the present invention before dissolving the lubricant, or in the state of the lubricant composition, They can be prevented from being decomposed during storage or use, and the occurrence of metal corrosion can be suppressed even in the presence of metals. Thereby, in the present invention, a highly productive coating can be formed without adversely affecting the global environment.
  • a rust inhibitor is dissolved in the solvent composition of the method of the present invention, applied onto the object to be coated, and the solvent composition of the present invention is evaporated, A rust preventive coating film can also be formed. The same applies to the case where a coating film of other nonvolatile organic compound is formed.
  • various materials such as metal, plastic, elastomer, glass and ceramics can be used.
  • Examples 1 to 14, Examples 21 to 30, Examples 33 to 38, Examples 40 to 44, and Examples 46 to 57 are examples of solvent compositions, Examples 15 to 20, Examples 31, 32, 39, 45, 58, 59 are examples. It is a comparative example of a solvent composition.
  • the resulting crude CFO-1214ya had a purity of 99.5% by mass and a water content of 70 ppm by mass. Thereafter, dehydration treatment was further performed with Molecular Sieves 3A (manufactured by Union Carbide Co., Ltd.) to obtain CFO-1214ya having a moisture content of 3 mass ppm and a purity of 99.9 mass% (hereinafter referred to as CFO-1214ya (1)). .) This was repeated until a total amount of CFO-1214ya (1) necessary for the preparation of the following solvent composition was obtained.
  • Stabilizer (B) and nitro compound (C) were added to CFO-1214ya (1) so that the mass proportions shown in Tables 1 to 5 were obtained when the solvent composition was prepared, and Examples 1 to 14 and Examples 150 g of the solvent compositions of 21 to 30, Examples 33 to 38, Examples 40 to 44, and Examples 46 to 57 were prepared. Also, as shown in Tables 1 to 5, Examples 15 to 20, Examples 31, 32, 39, 45, which contain CFO-1214ya (1) but do not contain stabilizer (B) and / or nitro compound (C), 150 g of solvent compositions 58 and 59 were prepared.
  • the mass ratios of the stabilizer (B) and the nitro compound (C) shown in Tables 1 to 5 are mass ratios with respect to the total amount of the solvent composition.
  • the abbreviations of the compounds in the table are as follows.
  • Epoxide (b) diethylene glycol diglycidyl ether.
  • PH measurement 40 g of the solvent composition of each example and 40 g of pure water adjusted to pH 7 were placed in a 200 ml separatory funnel and shaken for 1 minute. Thereafter, the upper aqueous layer which was allowed to stand and separated into two layers was separated, and the pH of the aqueous layer was measured with a pH meter (model number: HM-30R, manufactured by Toa DKK Corporation).
  • the change in the metal surface before and after the test was visually evaluated by comparing untested products of each metal.
  • the evaluation criteria are as follows.
  • Example 47 Example
  • Example 59 Example 16
  • Example 16 Comparative Example
  • the reflux time was 72 in accordance with the accelerated oxidation test of Japanese Industrial Standard JIS K 1508-1982.
  • the light was irradiated with a light bulb and refluxed by the heat generated by the light bulb.
  • Table 6 shows the acid content before and after the test and the appearance of the mild steel pieces.
  • evaluation criteria of the test piece after a test were as follows.
  • Example 47 which is an example of the present invention, was stable with no generation of acid content meaning decomposition, and had no influence on the test pieces in the gas phase and liquid phase.
  • Comparative Examples 59 and 16 since the surface of the test piece was rusted, the solvent composition of the present invention has not only an excellent stabilizing effect even under accelerated oxidation test conditions, but also metal corrosion. It became clear that can be suppressed.
  • the obtained lubricant solution is applied in a thickness of 0.4 mm on the surface of an aluminum vapor deposition plate obtained by vapor-depositing aluminum on an iron plate, and air-dried under conditions of 19 to 21 ° C. A lubricant coating was formed on the surface. Evaluation of the solvent composition of the present invention as a lubricant dilution coating solvent was performed as follows.
  • Example 16 The solvent compositions of Examples 5, 41, 46, 67, 53, 16 (Examples) and Example 16 (Comparative Examples) were further prepared, and the product name “Shin-Etsu Silicone”, which is each solvent composition and a silicone-based lubricant.
  • KF-96-50CS “(manufactured by Shin-Etsu Chemical Co., Ltd., silicone oil) was mixed to prepare a lubricant solution having a silicone lubricant content of 3% by mass. Thereafter, a lubricant coating film was formed in the same manner as in the application of the fluorinated oil.
  • the evaluation method and evaluation criteria are the same as the evaluation in the application of fluorine-based oil.
  • the solvent composition of the present invention is excellent in the solubility of various organic substances, has sufficient drying properties, does not adversely affect the global environment, is stable and does not decompose, and is resistant to metal corrosion in the presence of metals. It is a stable solvent composition that suppresses and adversely affects articles made of various materials such as metals, plastics, elastomers, and fabrics in a wide range of industrial applications such as cleaning solvents, diluted coating solvents, and propellant compositions. It can be used without.
  • the entire contents of the specification, claims and abstract of Japanese Patent Application No. 2013-219462 filed on October 22, 2013 are incorporated herein as the disclosure of the specification of the present invention. It is.

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  • Engineering & Computer Science (AREA)
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  • Oil, Petroleum & Natural Gas (AREA)
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  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
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Abstract

L'invention concerne une composition de solvant qui peut dissoudre de manière satisfaisante divers matériaux organiques, qui peut être séchée de manière satisfaisante, qui n'affecte pas l'environnement global, qui peut être stabilisée et qui ne peut donc pas être décomposée, qui ne provoque pas la corrosion d'un métal lorsqu'elle est utilisée en présence du métal, qui est stable et qui peut être utilisée dans un grand nombre d'industries comprenant le lavage et le revêtement dilué sans affecter les objets réalisés à partir de différents matériaux, comprenant les métaux, les plastiques et les élastomères. L'invention concerne une composition de solvant qui comprend un solvant (A) comprenant du 1,1-dichloro-2,3,3,3-tétrafluoropropène, un stabilisant (B), comprenant au moins un composé choisi dans le groupe constitué par un phénol, un éther, un époxyde et un pyrrole, et un composé nitro (C).
PCT/JP2014/077863 2013-10-22 2014-10-20 Composition de solvant, procédé de lavage et procédé pour la formation d'un film de revêtement WO2015060261A1 (fr)

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US10683249B2 (en) 2016-01-15 2020-06-16 AGC Inc. Solvent composition, cleaning method, method of forming a coating film, heat transfer fluid, and heat cycle system
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US11401486B2 (en) 2015-09-04 2022-08-02 AGC Inc. Solvent composition, cleaning method and method of forming a coating film
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CN108368461A (zh) * 2015-12-18 2018-08-03 株式会社德山Metel 清洗剂组合物，漂洗剂组合物和清洗方法
US10683249B2 (en) 2016-01-15 2020-06-16 AGC Inc. Solvent composition, cleaning method, method of forming a coating film, heat transfer fluid, and heat cycle system
US11034637B2 (en) 2016-01-15 2021-06-15 AGC Inc. Solvent composition, cleaning method, method of forming a coating film, heat transfer fluid, and heat cycle system
US11718574B2 (en) 2016-01-15 2023-08-08 AGC Inc. Solvent composition, cleaning method, method of forming a coating film, heat transfer fluid, and heat cycle system

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