Classifications

• • 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
  • C11D7/28—Organic compounds containing halogen
  • C11D7/30—Halogenated hydrocarbons
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B08—CLEANING
  • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
  • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
  • B08B3/04—Cleaning involving contact with liquid
  • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
• • 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
  • C11D7/24—Hydrocarbons
• • 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
  • C11D7/26—Organic compounds containing oxygen
  • C11D7/261—Alcohols; Phenols
• • 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
  • C11D7/266—Esters or carbonates
• • C—CHEMISTRY; METALLURGY
  • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
  • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
  • C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
  • C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
  • C23G5/028—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing halogenated hydrocarbons
• • C—CHEMISTRY; METALLURGY
  • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
  • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
  • C23G5/00—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
  • C23G5/02—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
  • C23G5/032—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds

Definitions

• the present invention relates to a novel detergent composition, a novel rinse agent composition, and a novel washing method.
• processing oils used when processing precision machine parts, optical machine parts, etc. such as cutting oils, press oils, drawing oils, heat treatment oils, rust preventive oils, lubricating oils, greases, waxes, etc.
• the dirt must be finally removed, and removal with a solvent is generally performed.
• fluxes used when soldering electrical and electronic parts, inks or pastes attached to the screen used during substrate manufacture, or resins attached to the mixing head of the resin discharge device can also be removed with a solvent. Generally done.
• CFC113 a mixture of 3,3-dichloro-1,1,1,2,2-pentafluoropropane and 1,3-dichloro-1,1,2,2,3-pentafluoropropane (hereinafter referred to as “CFC113”)
• Hydrochlorofluorocarbons such as HCFC225 and 1,1-dichloro-1-fluoroethane (hereinafter referred to as HCFC141b) have been proposed, but these are also slightly depleted in the ozone layer, so in Japan in 2020 It is scheduled to be banned.
• HFC hydrofluorocarbons
• HFE hydrofluoroethers
• Patent Document 4 and Patent Document 5 disclose techniques using fluoropropenes that exhibit oil solubility.
• JP 10-36894 A Japanese Patent Laid-Open No. 10-192797 Japanese Patent No. 4267911 JP-A-2-221388 Japanese Patent No. 5653357
• Patent Documents 1 to 3 have a large GWP of HFCs and HFEs, their use is likely to be restricted based on legal regulations from the viewpoint of preventing global warming.
• Patent Documents 4 and 5 are suitable for processing oil cleaning in which fluoropropenes are relatively easy to clean, such as machine oil and cutting oil whose main component is mineral oil.
• fluoropropenes are relatively easy to clean
• main component is mineral oil.
• press oils and the like having severe processing conditions used under high temperature and high pressure conditions since there are many hardly soluble components such as oiliness agents and extreme pressure additives, there is a further problem in detergency.
• the cleaning agents that have been proposed so far have low ozone depletion potential (ODP) and global warming potential (GWP), and poorly soluble substances such as oil-based agents and extreme pressure additives. Coexistence of excellent cleaning properties with respect to processing oil containing a large amount of components has not been realized.
• ODP ozone depletion potential
• GWP global warming potential
• the present invention shows a high detergency for processing oils, fluxes, inks, pastes, resins, etc. containing a large amount of hardly soluble components, especially processing oil, and there is a risk of ozone layer destruction and global warming. It is an object of the present invention to provide a small amount of cleaning agent and rinsing agent and a cleaning method suitable for the cleaning agent and / or rinsing agent.
• the present invention exhibits a high detergency for processing oils, fluxes, inks, pastes, resins, etc., which contain a large amount of water-soluble components, especially soils which contain a large amount of water-soluble components such as water-soluble processing oils, It is also an object to provide a cleaning agent and a rinsing agent that are less likely to cause ozone layer destruction and global warming, and a cleaning method suitable for the cleaning agent and / or the rinsing agent.
• the present inventors have an organic compound having an ether bond and / or an ester bond having a vapor pressure at 20 ° C. of 1.33 ⁇ 10 ⁇ 2 Pa or more and less than 1.33 ⁇ 10 3 Pa, and Evaporation suppression possessed by one or more compounds selected from the group consisting of hydrocarbons of 1.33 ⁇ 10 ⁇ 2 Pa or more and less than 1.33 ⁇ 10 3 Pa (hereinafter also referred to as “component (b)”).
• component (b) the effect of suppressing the evaporation of the fluoropropene compound represented by the following general formula (1)
• the present inventors have intensively studied to find a cleaning agent having low flammability.
• component (A) having a different evaporation rate (A) by using together a fluoropropene compound represented by the following general formula (1) (hereinafter also referred to as “component (A)”) and component (b) It has been found that the cleaning power against dirt can be improved while maintaining the excellent drying characteristics, and that it has a high cleaning effect on processing oils containing a large amount of hardly soluble components.
• the component (b1) when used as the component (b), the component (b) and alcohols, ketones, esters and hydrocarbons having a vapor pressure at 20 ° C. of 1.33 ⁇ 10 3 Pa or more.
• the component (b) and alcohols, ketones, esters and hydrocarbons having a vapor pressure at 20 ° C. of 1.33 ⁇ 10 3 Pa or more.
• the inventors of the present invention have an evaporation suppression which polyhydric alcohols (b2) having a vapor pressure at 20 ° C. of 1.33 ⁇ 10 ⁇ 2 Pa or more and less than 1.33 ⁇ 10 3 Pa have. Taking full advantage of the effect and excellent soil dissolution properties, we conducted intensive studies to find a cleaning agent with low flammability.
• the combined use of the component (A) with different evaporation rates and the polyhydric alcohols (b2) improves the detergency against dirt while maintaining the excellent drying characteristics of the component (A), and is water-soluble. It has been found that there is a high cleaning effect on processing oils containing many components.
• the cleaning composition of the present invention which will be described later, and the vapor and condensate of the cleaning composition generated by heating the cleaning composition or the rinsing composition of the present invention are used to rinse and / or
• the present inventors have found a cleaning method that can obtain a high cleaning effect by steam cleaning.
• the present invention is as follows.
• the content of the compound (B) is 20 parts by mass or more and 80 parts by mass or less with respect to 100 parts by mass of the total amount of the compound (A) and the compound (B).
• the cleaning composition as described.
• the compound (B) includes one or more compounds selected from the group consisting of fatty acid esters (b1), polyhydric alcohols (b2), glycol ethers (b3), and hydrocarbons (b4) [ [1] The cleaning composition according to any one of [7].
• R 4 is a hydrocarbon group having 5 to 15 carbon atoms
• R 5 is a hydrocarbon group having 1 to 4 carbon atoms.
• Examples of the compound (b ′) include diethylene glycol diethyl ether, diethylene glycol mono-n-butyl ether, diethylene glycol di-n-butyl ether, dipropylene glycol dimethyl ether, dipropylene glycol mono-n-propyl ether, dipropylene glycol mono-n-butyl ether, [14] or [15] containing one or more compounds selected from the group consisting of 3-methyl-3-methoxybutanol, 3-methyl-3-methoxybutyl acetate, butyl lactate, decane, decene, dodecane, and dodecene ]
• the cleaning composition of description includes diethylene glycol diethyl ether, diethylene glycol mono-n-butyl ether, diethylene glycol di-n-butyl ether, dipropylene
• the compound (B) includes one or more compounds selected from the group consisting of fatty acid esters (b1), polyhydric alcohols (b2), glycol ethers (b3), and hydrocarbons (b4) [ The rinse agent composition according to any one of 18] to [22].
• R 4 is a hydrocarbon group having 5 to 15 carbon atoms
• R 5 is a hydrocarbon group having 1 to 4 carbon atoms.
• Examples of the compound (b ′) include diethylene glycol diethyl ether, diethylene glycol mono-n-butyl ether, diethylene glycol di-n-butyl ether, dipropylene glycol dimethyl ether, dipropylene glycol mono-n-propyl ether, dipropylene glycol mono-n-butyl ether, [25] or [26] comprising one or more compounds selected from the group consisting of 3-methyl-3-methoxybutanol, 3-methyl-3-methoxybutyl acetate, butyl lactate, decane, decene, dodecane, and dodecene ]
• the rinse agent composition as described in.
• a cleaning method comprising a step (1) of cleaning an object to be cleaned with the cleaning composition according to any one of [1] to [17].
• the method further includes the step (2) of rinsing and / or steam-cleaning the object to be cleaned that has undergone the step (1) using the vapor of the cleaning composition and / or the condensate of the vapor. ] The cleaning method of description.
• a cleaning composition and / or a rinsing composition that exhibits an excellent cleaning effect.
• a detergent composition and a rinse agent composition that exhibit high detergency for processing oils that contain a large amount of hardly soluble components, and that are less likely to cause ozone layer destruction and global warming, and that have excellent detergency, and the detergent compositions thereof And / or the washing
• a cleaning composition and a rinsing composition that exhibit high detergency against soils that contain a large amount of water-soluble components such as water-soluble processing oil, and that are less likely to cause ozone layer destruction and global warming, and have excellent detergency.
• a cleaning method suitable for the detergent composition and / or rinse agent composition can also be provided.
• the present embodiment a mode for carrying out the present invention (hereinafter simply referred to as “the present embodiment”) will be described in detail.
• the following embodiments are examples for explaining the present invention, and are not intended to limit the present invention to the following contents. And this invention can be deform
• the term “cleaning” refers to removing dirt adhering to an object to be cleaned to a level that does not affect the next process.
• Rinse means that after cleaning, a cleaning agent containing a dirt component adhering to an object to be cleaned is replaced with a solvent containing no dirt component.
• the shower rinsing means that after cleaning, a liquid or mist solvent is discharged from a single or a plurality of discharge ports and applied to the object to be cleaned, and the cleaning agent adhering to the object to be cleaned is replaced with the solvent.
• the steam cleaning is to remove a slightly contaminated component remaining on the surface of the object to be cleaned with a liquid that condenses on the surface of the object to be cleaned due to a temperature difference between the object to be cleaned and the steam.
• the cleaning composition and the rinsing composition of the present embodiment have (A) a fluoropropene compound (component (A)) represented by the following general formula (1) and (B) a vapor pressure at 20 ° C. of 1.33 ⁇ 10 6. the organic compound having an ether bond and / or ester bond of less -2 Pa or 1.33 ⁇ 10 3 Pa, carbide vapor pressure at 20 ° C. of less than 1.33 ⁇ 10 -2 Pa or 1.33 ⁇ 10 3 Pa (hereinafter “component (B)”) In some cases).
• component (B) a fluoropropene compound represented by the following general formula (1)
• component (B) a vapor pressure at 20 ° C. of 1.33 ⁇ 10 6.
• the organic compound having an ether bond and / or ester bond of less -2 Pa or 1.33 ⁇ 10 3 Pa carbide vapor pressure at 20 ° C. of less than 1.33 ⁇ 10 -2 Pa or 1.33 ⁇ 10 3 Pa
• component (B) One or more compounds
• the component (A) is a compound having 3 carbon atoms, wherein some or all of the hydrogen atoms of the hydrocarbons containing double bonds in the molecule are replaced by fluorine atoms or chlorine atoms, and the following general formula
• the fluoropropene compound shown in (1) is not particularly limited.
• fluoropropene compound examples include chlorofluoropropene containing no hydrogen in the molecule and hydrochlorofluoropropene containing hydrogen in the molecule.
• CFO chlorofluoropropene
• CFO-1214ya CFO-1214ya
• E-form and Z-form of CFO-1214xb CF 3 —CF ⁇ CClF
• E and Z forms of CFO-1215yb CF 3 —CCl ⁇ CClF
• CFO-1215xc CFO-1215xc
• hydrochlorofluoropropene examples include E-form and Z-form of HCFO-1223xd (CF 3 —CCl ⁇ CHCl), E-form and Z-form of HCFO-1223zb (CClF 2 —CH ⁇ CClF), E-form and Z-form of HCFO-1223yd (CClF 2 —CF ⁇ CHCl), HCFO-1223zc (CCl 2 F—CH ⁇ CF 2 ), HCFO-1223za (CF 3 —CH ⁇ CCl 2 ), HCFO-1232xf (CClF 2 -CCl ⁇ CH 2 ), HCFO-1232yf (CCl 2 F—CF ⁇ CH 2 ), HCFO-1233xf (CF 3 —CCl ⁇ CH 2 ), E-form and Z-form of HCFO-1233zd (CF 3 —CH ⁇ CHCl), E-form and Z-form of HCFO-1241yd (CH 3 —CF ⁇ CHCl), Etc.
• the component (A) may be a single type of fluoropropene compound or a combination of two or more types of fluoropropene compounds.
• the boiling point (usually the boiling point at 1 atm unless otherwise specified) is 30 ° C. or higher and 70 ° C. It is preferable to use the following component (A), more preferably the component (A) having a boiling point of 35 ° C. or more and 60 ° C. or less, and particularly the component (A) having a boiling point of 40 ° C. or more and 60 ° C. or less. ) Is preferably used.
• component (A) is preferably a fluoropropene compound represented by the following general formula (2) in that it has excellent metal stability and exhibits an excellent cleaning effect.
• R 1 , R 2 and R 3 are each hydrogen, fluorine or chlorine, provided that any one of R 1 , R 2 and R 3 is chlorine.
• R 1 is preferably hydrogen or chlorine
• R 2 is preferably hydrogen or fluorine
• R 3 is preferably hydrogen or chlorine
• R 1 or R 3 is preferably chlorine.
• CFO and HCFO specified by the general formula (2) include HCFO-1233zd (Z), HCFO-1223za, and CFO-1214ya. Of these, HCFO having better metal stability is preferable, and HCFO-1233zd (Z) is particularly preferable.
• an organic compound having an ether bond and / or an ester bond having a vapor pressure at 20 ° C. of 1.33 ⁇ 10 ⁇ 2 Pa or more and less than 1.33 ⁇ 10 3 Pa, 20 ° C.
• Polyhydric alcohols having a vapor pressure of 1.33 ⁇ 10 ⁇ 2 Pa or more and less than 1.33 ⁇ 10 3 Pa, and a vapor pressure at 20 ° C. of 1.33 ⁇ 10 ⁇ 2 Pa or more and 1.33 ⁇ 10 3 Pa
• One or more compounds (B) (component (B)) selected from the group consisting of less than hydrocarbons are used.
• the component (B) may be one or more compounds selected from the group consisting of the organic compounds and the hydrocarbons (hereinafter also referred to as “component (b)”), and the polyhydric alcohols. (Hereinafter also referred to as “component (b2)”), component (b) and component (b2).
• component (b2) the vapor pressure of the component (B) is within this range, the cleaning composition excellent in rinsing properties and cleaning properties according to this embodiment is obtained.
• a preferable range of the vapor pressure is 6.66 ⁇ 10 ⁇ 2 or more and 6.66 ⁇ 10 2 Pa or less at 20 ° C., more preferably 1.33 ⁇ 10 ⁇ 1 Pa or more and 1.33 ⁇ 10 2 Pa or less. is there.
• component (B) is illustrated for every kind of solvent.
• the specific gravity of the component (B) is preferably in the range of ⁇ 0.8 of the specific gravity of the component (A) to be used in combination in order to improve the compatibility of the component (B) with the component (A). It is preferable to fall within the range of ⁇ 0.7.
• the compatibility of the component (A) with other components is highly temperature-dependent, and in order to maintain compatibility at low temperatures, the difference between the specific gravity of the component (A) and the specific gravity of other components used in combination is reduced. This is very important.
• the organic compound having an ether bond used in the cleaning agent and the rinse agent of the present embodiment is a compound having at least one ether bond (C—O—C) in the molecular structure, and an organic compound having an ester bond.
• a compound is a compound containing one or more ester bonds (—COO—) in the molecular structure. Therefore, among the components (B), the organic compound having an ether bond and / or an ester bond is a compound having an ether bond and / or an ester bond.
• component (B) demonstrated below, fatty acid ester (b1) (henceforth “component (b1)") which can improve a cleaning effect more, and polyhydric alcohol (b2) (henceforth “component”). (B2) ”) and a component (b ′) selected from a specific compound group.
• component (b ′) glycol ether monoalkyl ethers (hereinafter also referred to as “component (b3-1)”) and glycol ether dialkyl ethers (hereinafter referred to as “component (b3- 2) ”(these are collectively referred to as“ glycol ethers (b3) ”or“ component (b3) ”).
• component (b ′) examples include hydrocarbons (b4) (hereinafter also referred to as “component (b4)”).
• component (b ′) as a compound having an ester bond, glycol ether acetates (hereinafter also referred to as “component (b5-1)”) and hydroxycarboxylic acid esters (hereinafter referred to as “component (b5-)”. 2) ").).
• the component (b1), the component (b3-1), the component (b3-2), the component (b4), the component (b5-1), and the component (b5-2) can be used alone as the component (b), or a plurality of types of components can be mixed and used depending on the application. Next, these components will be described.
• the component (b) may contain a fatty acid ester (b1) (hereinafter sometimes simply referred to as component (b1)).
• component (b1) it is preferable to include a saturated or unsaturated fatty acid alkyl ester having a total carbon number of 5 to 20.
• component (b1) it is particularly preferable to include a fatty acid ester represented by the following general formula (3).
• R 4 is a hydrocarbon group having 5 to 15 carbon atoms
• R 5 is a hydrocarbon group having 1 to 4 carbon atoms.
• R 4 is a hydrocarbon group having 5 to 15 carbon atoms.
• a chain saturated hydrocarbon group having 5 to 15 carbon atoms or a chain unsaturated hydrocarbon group having 5 to 15 carbon atoms is preferable.
• an alkyl group having 6 to 15 carbon atoms or an alkenyl group having 7 to 15 carbon atoms is preferable, and an alkyl group having 7 to 12 carbon atoms or an alkenyl group having 7 to 12 carbon atoms is more preferable.
• R 5 is a hydrocarbon group having 1 to 4 carbon atoms, such as a hydrocarbon group having 1 to 2 carbon atoms, more preferably an alkyl group having 1 to 2 carbon atoms, and preferably a methyl group. Particularly preferred.
• the reason why these are preferable is that the impact on the elastomer material contained in the packings used in the cleaning apparatus or the like or the article to be cleaned is small.
• fatty acid ester represented by the general formula (3) examples include methyl caproate, ethyl caproate, propyl caproate, butyl caproate, methyl enanthate, ethyl enanthate, propyl enanthate, butyl enanthate, and capryl.
• a component (b1) having particularly excellent oil solubility and a relatively low boiling point methyl caprate, ethyl caprate, methyl laurate, ethyl laurate, methyl decenoate, ethyl decenoate, methyl dodecenoate, todecene Ethyl acid is preferred, and methyl caprate, methyl laurate, methyl decenoate, and methyl dodecenoate are preferred, and methyl decenoate and methyl dodecenoate having lower melting points are more preferred.
• the said fatty acid ester can also use one type, and can also use it in combination of 2 or more types.
• the fatty acid ester (b1) can be used alone as the component (b), or can be used in combination with the component (b ′) described in detail below.
• the component (b1) can be used in combination with the component (b2) described in detail below, or can be used in combination with the component (b ′) and the component (b2).
• the polyhydric alcohol (b2) preferably has two hydroxyl groups in one molecule.
• the carbon number of the polyhydric alcohol (b2) is preferably 4 to 8, more preferably 5 to 7.
• Polyhydric alcohols (b2) The total number of carbon atoms bonded to a plurality of carbon atoms to which a hydroxyl group is bonded per molecule (for example, C a H 3 —C b H (OH) —C
• this value is ((number of carbon atoms bonded to carbon atom C b ) + (bonded to carbon atom C d ).
• the number of carbon atoms C c is counted redundantly.) Is preferably 3-6, more preferably 4-5. Also preferably, all hydroxyl groups are bonded to carbon atoms bonded to 2 or 3 carbon atoms.
• the hydrocarbon constituting the polyhydric alcohol (b2) is preferably a saturated hydrocarbon.
• polyhydric alcohols (b2) include 2,3-butanediol, 2-methyl-1,2-propanediol, 3-methyl-1,3-butanediol, 1,2-pentanediol, , 4-pentanediol, 1,2-hexanediol, 2,5-hexanediol, 2-methyl-2,4-pentanediol, 2,4-dimethyl-2,4-pentanediol, and the like.
• 3-methyl-1,3-butanediol and 2-methyl-2,4-pentanediol are preferable, and 2-methyl-2,4-pentanediol is particularly preferable.
• Compound having an ether bond examples include glycol ether monoalkyl ethers (component (b3-1)) and glycol ether dialkyl ethers (component (b3-2)).
• glycol ether monoalkyl ethers component (b3-1)
• glycol ether dialkyl ethers component (b3-2)
• the glycol ether monoalkyl ethers component (b3-1)
• the glycol ether dialkyl ethers component (b3-2)
• a single compound or a plurality of types of compounds can be used in combination.
• Glycol ether monoalkyl ethers are aliphatic or alicyclic compounds in which two hydroxyl groups are bonded to two different carbon atoms, and one hydrogen atom of the hydroxyl group. Are substituted with a hydrocarbon residue or a hydrocarbon residue containing an ether bond.
• glycol ether monoalkyl ethers having 3 to 14 carbon atoms are preferable.
• glycol ether monoalkyl ethers include ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol mono-n-propyl ether, ethylene glycol mono-i-propyl ether, ethylene glycol mono-n-butyl ether, ethylene Glycol mono-i-butyl ether, ethylene glycol mono-n-hexyl ether, triethylene glycol monomethyl ether, triethylene glycol monoethyl ether, triethylene glycol mono-n-propyl ether, triethylene glycol mono-i-propyl ether, tri Ethylene glycol mono-n-butyl ether, triethylene glycol mono-i-butyl ether, diethylene glycol mono Chill ether, diethylene glycol monoethyl ether, diethylene glycol mono-n-propyl ether, diethylene glycol mono-i-propyl ether, diethylene glycol mono-n-butyl ether, diethylene glycol mono
• glycol ether monoalkyl ethers such as 3-methoxybutanol and 3-methyl-3-methoxybutanol are compounds that have particularly good detergency against various types of soils and provide excellent detergency.
• Component (b3-1-1); hydrophilic glycol ether monoalkyl ethers Among the above glycol ether monoalkyl ethers (component (b3-1)), as a component suitable for washing water-soluble dirt such as water-soluble processing oil, Requirement (1): A component satisfying the condition that phase separation does not occur when 60 parts by mass of glycol ether monoalkyl ether and 40 parts by mass of water are mixed at 30 ° C. (hereinafter referred to as hydrophilic glycol ether monoalkyl ethers) (Component (b3-1-1)) may be mentioned, and this component (b3-1-1) is preferably Requirement (2): At 30 ° C., it can be mixed with water at any ratio.
• hydrophilic glycol ether monoalkyl ethers include ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol mono-n-propyl ether, ethylene glycol mono- i-propyl ether, ethylene glycol mono-n-butyl ether, ethylene glycol mono-i-butyl ether, diethylene glycol monomethyl ether, diethylene glycol monoethyl ether, diethylene glycol mono-n-propyl ether, diethylene glycol mono-i-propyl ether, diethylene glycol mono-n -Butyl ether, diethylene glycol mono-i-butyl ether, triethylene glycol monomethyl ether, trie Examples include lenglycol mono-n-butyl ether, propylene glycol monomethyl ether, propylene glycol mono-n-propyl ether, dipropylene glycol monomethyl ether, tripropylene glycol monomethyl
• diethylene glycol monomethyl ether diethylene glycol monoethyl ether, diethylene glycol mono-n-propyl ether, diethylene glycol mono-i-propyl ether, ethylene glycol mono-n-butyl ether, ethylene glycol mono-i-butyl ether, diethylene glycol mono-n- Butyl ether, diethylene glycol mono-i-butyl ether, dipropylene glycol monomethyl ether, tripropylene glycol monomethyl ether, propylene glycol mono-n-propyl ether, 3-methoxybutanol, and 3-methyl-3-methoxybutanol have a detergency against various stains. It is an excellent compound.
• Glycol ether dialkyl ethers are aliphatic or alicyclic compounds in which two hydroxyl groups are bonded to two different carbon atoms. Are substituted with a hydrocarbon residue or a hydrocarbon residue containing an ether bond. Although not particularly limited, glycol ether dialkyl ethers having 4 to 17 carbon atoms are preferable.
• glycol ether dialkyl ethers include ethylene glycol dimethyl ether, diethylene glycol dimethyl ether, diethylene glycol diethyl ether, diethylene glycol di-n-butyl ether, diethylene glycol methyl ethyl ether, triethylene glycol dimethyl ether, dipropylene glycol dimethyl ether and the like.
• Diethylene glycol diethyl ether and dipropylene glycol dimethyl ether have good detergency against various stains.
• glycol ether dialkyl ethers such as diethylene glycol di-n-butyl ether are compounds that have a good detergency with respect to processing oils containing a large amount of hardly soluble components and have an excellent detergency effect.
• Component (b3-2-1); hydrophilic glycol ether dialkyl ethers Among the above glycol ether dialkyl ethers (component (b3-2)), as a component suitable for washing water-soluble dirt such as water-soluble processing oil, Requirements (1 ′): a component satisfying that phase separation does not occur when 60 parts by mass of glycol ether dialkyl ether and 40 parts by mass of water are mixed at 30 ° C. (hereinafter referred to as hydrophilic glycol ether dialkyl ethers)
• This component (b3-2-1) is preferably a requirement (2); it can be mixed with water at 30 ° C. in an arbitrary ratio. Fulfill.
• hydrophilic glycol ether dialkyl ethers include ethylene glycol dimethyl ether, diethylene glycol dimethyl ether, triethylene glycol dimethyl ether, diethylene glycol methyl ethyl ether, and diethylene glycol diethyl ether. .
• diethylene glycol dimethyl ether triethylene glycol dimethyl ether, diethylene glycol methyl ethyl ether, and diethylene glycol diethyl ether are compounds having excellent detergency against various stains.
• hydrocarbons (component (b4)) examples include aliphatic hydrocarbons and alicyclic hydrocarbons having 10 to 16 carbon atoms. Hydrocarbons (component (b4)) can be used alone as component (b). Among these, it is particularly preferable to use in combination with the component (b1). However, the hydrocarbons can be used alone or in combination with a plurality of types of compounds.
• hydrocarbons include decane, decene, undecane, undecane, dodecane, dodecene, tridecane, tetradecane, pentadecane, menthane, bicyclohexyl, cyclododecane, 2,2,4,4,6,8,8- And heptamethylnonane.
• decane, decene, undecane, undecane, dodecane, dodecane, tridecane, and tetradecane are preferable, and decane, decene, dodecane, and dodecene are more preferable because they are excellent in detergency, drying property, and compatibility.
• compounds that exhibit particularly excellent effects include glycol ether acetates (component (b5-1)) or hydroxycarboxylic acid esters (component ( b5-2)) and the like.
• Glycol ether acetates (component (b5-1)) or hydroxycarboxylic acid esters (component (b5-2)) can be used alone as component (b).
• the glycol ether acetates (component (b5-1)) can be used alone or in combination of a plurality of types of compounds.
• a plurality of types of compounds can be used alone or in combination.
• Glycol ether acetates are compounds obtained by acetylating glycol ethers having a hydroxyl group. Although not particularly limited, glycol ether acetates having 5 to 12 carbon atoms are preferable. Specific examples include acetates of monoalkyl ethers such as ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, dipropylene glycol and tripropylene glycol, 3-methoxybutyl acetate, 3-methyl-3-methoxybutyl acetate and the like. be able to.
• glycol ether acetates used in this embodiment include dipropylene glycol monomethyl ether acetate, dipropylene glycol mono-n-propyl ether acetate, dipropylene glycol mono-n-butyl ether acetate that do not produce alkoxyacetic acid in the metabolic system in the human body.
• 3-methoxybutyl acetate and 3-methyl-3-methoxybutyl acetate are preferred because of their lower toxicity.
• Hydroxycarboxylic acid esters are ester compounds having a hydroxyl group. Although not particularly limited, hydroxycarboxylic acid esters having 4 to 20 carbon atoms are preferred. Specific examples include lactic acid ester, malic acid ester, tartaric acid ester, citric acid ester, glycol monoester, glycerin monoester, glycerin diester, ricinoleic acid ester and castor oil.
• lactic acid esters are particularly preferable, and specific examples thereof include methyl lactate, ethyl lactate, propyl lactate, butyl lactate, and pentyl lactate.
• the component (B) exemplified above can be used.
• the component (B) when used in combination with the component (A), the component (B) is the component (b) and the component (b) in order to have excellent compatibility with the component (A) and exhibit a particularly excellent cleaning effect.
• the component (b1) fatty acid ester
• the component (b1) fatty acid ester
• the fatty acid ester represented by the general formula (3) is preferably used as the component (b1) (fatty acid ester), particularly preferably the fatty acid ester represented by the general formula (3).
• the total amount of the component (b) can be composed of the component (b1).
• the total amount of the component (b) can be composed of components other than the component (b1).
• the component (b1) and glycol ethers (component (b3)) specifically, glycol ether monoalkyl ethers (components) may be used as the component (b).
• the component (b1) when combining the component (b1) and the component (b ′), when the total amount of the component (b) (the total mass of the component (b1) and the component (b ′)) is 100% by mass, the component (b1) It is preferable that 10 mass% or more and 90 mass% or less and a component (b ') shall be 10 mass% or more and 90 mass% or less. More preferable oil solubility is obtained when the mass ratio of the component (b1) in the component (b) is 10% by mass or more, and more preferable detergency for various types of dirt is obtained when the mass ratio is 90% by mass or less. .
• the component (b1) is more preferably 20% by mass or more and 80% by mass or less, and the component (b1) is further 30% by mass or more and 70% by mass. % Or less is preferable.
• the suitable mixture ratio of this component (b1) and component (b ') does not change even if it is any of a cleaning composition and a rinse agent composition.
• the component (b) is at least one selected from glycol ether monoalkyl ethers (component (b3-1)) and glycol ether dialkyl ethers (component (b3-2)). It is particularly preferable to include glycol ethers (b3).
• the component (b1) when the total amount of the component (b) is 100% by mass, the component (b1) is 10% by mass to 90% by mass, the glycol ethers (b3) are 10% by mass to 90% by mass, and the component The other component (x) selected from (b4), component (b5-1), and component (b5-2) is preferably 0% by mass or more and 40% by mass or less.
• the component (b1) is 50% by mass or more and 90% by mass or less
• the glycol ethers (b3) is 10% by mass or more and 50% by mass.
• the content of the other component (x) is 0% by mass or more and 10% by mass or less
• the component (b1) is 55% by mass or more and 95% by mass or less
• the glycol ethers (b3) is 15%. More preferably, the content of the component (x) is 0% by mass or more and 45% by mass or less.
• the suitable mixture ratio in these components (b) may not be any of a cleaning composition and a rinse agent composition.
• the cleaning composition and the rinsing agent composition satisfying the blending ratio can of course be used for cleaning and rinsing other than the resin member.
• the component (b1) when the total amount of the component (b) is 100% by mass, the component (b1) is 10% by mass to 90% by mass, the hydrophilic glycol ethers are 10% by mass to 90% by mass, and the other The component (x) is preferably 0% by mass to 40% by mass.
• the component (b1) is 50% by mass to 90% by mass, the hydrophilic glycol ethers are 10% by mass to 50% by mass, and the other component (x) is 0% by mass.
• a component (b1) is 55 mass% or more and 95 mass% or less, the said glycol ethers are 15 mass% or more and 45 mass% or less, and said other component (x) is 0. More preferably, the component (b1) is 55% by mass to 75% by mass, the glycol ethers are 25% by mass to 45% by mass, and the other component (x) is 0% by mass. It is particularly preferred.
• the suitable mixture ratio in these components (b) may not be any of a cleaning composition and a rinse agent composition.
• the cleaning composition and the rinsing composition that satisfy the blending ratio can of course be used for cleaning and rinsing other than dirt such as water-soluble processing oil.
• component (B) when component (b2) is used, polyhydric alcohol is used as component (B). It is preferable to use a class (component (b2)). In this case, the total amount of component (B) can also be used as component (b2).
• component (b2) When cleaning water-soluble dirt, for example, water-soluble processing oil used during processing of precision machine parts, optical machine parts, and flux components adhering during the manufacture of electronic parts, polyhydric alcohol is used as component (B). It is preferable to use a class (component (b2)). In this case, the total amount of component (B) can also be used as component (b2).
• the above-mentioned water-soluble stains and sparingly soluble stains for example, oil-based processing oils used during processing of precision machine parts, optical machine parts, etc., especially poorly soluble components such as oil-based agents and extreme pressure additives, etc.
• oil-based processing oils used during processing of precision machine parts, optical machine parts, etc.
• poorly soluble components such as oil-based agents and extreme pressure additives, etc.
• component (B) in addition to component (b2), component (b1) and component (b4), other component (z) (specifically, , Component (b3-1), component (b3-2), component (b5-1), and one or more components selected from the group consisting of component (b5-2) can be used in combination.
• component (b2) when the total amount of the component (B) is 100% by mass, the component (b2) is 20% by mass to 80% by mass, and the total of the component (b1) and the component (b4) is 20% by mass.
• the content of the component (z) is 0% by mass or more and 30% by mass or less, and the component (b2) is 30% by mass or more and 70% by mass or less, the component (b1) and the component (b4).
• ) Is preferably 30% by mass or more and 70% by mass or less, the component (z) is preferably 0% by mass or more and 30% by mass or less, and the component (b2) is 40% by mass or more and 60% by mass or less.
• the sum total of b1) and the said component (b4) is 40 to 60 mass%, and a component (z) is 0 to 20 mass%.
• the component (z) is 0% by mass
• the component (b2) is 40% by mass to 60% by mass
• the total of the component (b1) and the component (b4) is 40% by mass to 60% by mass. % Or less.
• component (B) when component (b4) is used
• various processing oils used in the processing of dirt such as precision machine parts and optical machine parts such as cutting oils, presses, etc. Oil, drawing oil, heat treated oil, rust preventive oil, lubricating oil, etc., such as grease or waxes, especially when cleaning dirt that contains a lot of poorly soluble components such as oil agents and extreme pressure additives
• the component (B) is the component (b), and it is preferable to use hydrocarbons (component (b4)) as the component (b). In this case, the total amount of the component (b) can be used as the component (b4).
• component (b), component (b4) and other components (y) (specifically, component (b1), component (b3-1), One or more components selected from the group consisting of component (b3-2), component (b5-1), and component (b5-2) may be used in combination.
• component (b4) is an essential component
• component (b4) when the total amount of component (b) is 100 mass%, component (b4) is 10 mass% or more and 100 mass% or less, and the other component (y) is 0. It is preferable to set it as mass% or more and 90 mass% or less. By satisfying the blending ratio, the cleaning effect can be further enhanced.
• the component (b4) In order to further improve the cleaning effect on dirt containing a large amount of the hardly soluble component, the component (b4) is 30% by mass to 100% by mass, and the other component (y) is 0% by mass to 70% by mass.
• the component (b4) is 40% by mass or more and 100% by mass or less, the other component (y) is more preferably 0% by mass or more and 60% by mass or less, and the component (b4) is 70% by mass or more. More preferably, the content is 100% by mass or less, the other component (y) is 0% by mass or more and 30% by mass or less, and the component (b4) is particularly preferably 100% by mass.
• the component (b4) is 20 when the total amount of the component (b) is 100% by mass. It is preferable that the content of the other component (y) is 20% by mass or more and 80% by mass or less.
• the component (b4) is 30% by mass to 70% by mass, and the other component (y) is 30%. It is more preferable to set the mass to 70% by mass or less.
• the suitable mixture ratio in these component (B) or component (b) does not change any of a cleaning composition and a rinse agent composition.
• the cleaning composition and the rinsing agent composition satisfying the blending ratio can of course be used for cleaning and rinsing other than dirt such as poorly soluble components.
• Component (C) The cleaning composition and the rinsing agent composition of the present embodiment are blended with other components within a range that does not impair the effects of the present invention, provided that the component (A) and the component (B) are essential components. You can also.
• one or more compounds selected from the group consisting of alcohols, ketones, esters and hydrocarbons having a vapor pressure at 20 ° C. of 1.33 ⁇ 10 3 Pa or more are used as compounds (hereinafter, It is also possible to use the component (C).
• alcohols include methanol, ethanol, n-propanol, and isopropanol.
• ketones include acetone with carbon number and methyl ethyl ketone.
• esters examples include ethyl formate, propyl formate, isobutyl formate, methyl acetate, ethyl acetate, methyl propionate, ethyl propionate and the like.
• Hydrocarbons include n-hexane, isohexane, cyclohexane, cyclohexene, 2-methylpentane, 2,3-dimethylbutane, n-heptane, 2-methylhexane, 3-methylhexane, 2,4-dimethylpentane, isooctane Etc. can be mentioned.
• the specific gravity of the component (C) is within a range of ⁇ 0.8 of the specific gravity of the component (A) to be used in combination in order to improve compatibility with the component (A). Is preferably within the range of ⁇ 0.7.
• the compatibility of the component (A) with other components is highly temperature-dependent, and in order to maintain compatibility at low temperatures, the difference between the specific gravity of the component (A) and the specific gravity of other components used in combination is reduced. This is very important.
• the boiling point of component (C) is preferably in the range of ⁇ 40 ° C., more preferably in the range of ⁇ 30 ° C., in order to reduce composition fluctuation during use. .
• the component (A) is preferably an azeotropic composition in which the component (C) used in combination is an azeotropic composition or a composition close thereto.
• components (C) particularly preferable components are hydrocarbons. Especially, it is preferable to use hydrocarbons as a component (C) with respect to washing
• auxiliary agents for example, a non-chlorine type, as long as the effects of the present application are not impaired.
• the non-chlorine fluorine compound is a fluorine compound in which a part of hydrogen atoms of hydrocarbons or ethers are substituted only with fluorine atoms and does not contain chlorine atoms.
• it is specified by the following general formula (4)
• a cyclic HFC, a chain HFC specified by (5), or a HFE specified by (6), which does not contain chlorine atoms, a compound consisting of carbon atoms, hydrogen atoms, oxygen atoms, fluorine atoms, and A combination of two or more compounds selected from can be mentioned.
• C n H 2n-m F m (In the formula, integers of 4 ⁇ n ⁇ 6, 5 ⁇ m ⁇ 2n ⁇ 1 are shown) C x H 2x + 2-y F y (5) (Wherein, 4 ⁇ x ⁇ 6, 5 ⁇ y ⁇ 2x + 2 represents an integer) C s F 2s + 1 OR (6) (Wherein 4 ⁇ s ⁇ 6, R is an alkyl group having 1 to 3 carbon atoms)
• Specific examples of the cyclic HFC include 3H, 4H, 4H-perfluorocyclobutane, 4H, 5H, 5H-perfluorocyclopentane, 5H, 6H, 6H-perfluorocyclohexane and the like.
• chain HFCs include 1H, 2H, 3H, 4H-perfluorobutane, 1H, 2H-perfluorobutane, 1H, 3H-perfluorobutane, 2H, 3H-perfluorobutane, 4H, 4H-perfluoro Butane, 1H, 1H, 3H-perfluorobutane, 1H, 1H, 4H-perfluorobutane, 1H, 2H, 3H-perfluorobutane, 1H, 1H, 4H-perfluorobutane, 2H, 2H, 4H, 4H, 4H-perfluorobutane, 1H, 2H-perfluoropentane, 1H, 4H-perfluoropentane, 2H, 3H-perfluoropentane, 2H, 4H-perfluoropentane, 2H, 5H-perfluoropentane, 1H, 2H, 3H-perfluor
• HFE examples include methyl perfluorobutyl ether, methyl perfluoroisobutyl ether, methyl perfluoropentyl ether, methyl perfluorocyclohexyl ether, ethyl perfluorobutyl ether, ethyl perfluoroisobutyl ether, and ethyl perfluoropentyl ether.
• HFE include methyl perfluorobutyl ether, methyl perfluoroisobutyl ether, methyl perfluoropentyl ether, methyl perfluorocyclohexyl ether, ethyl perfluorobutyl ether, ethyl perfluoroisobutyl ether, and ethyl perfluoropentyl ether.
• ⁇ Stabilizer> examples include nitroalkanes, epoxides, amines and the like.
• Nitroalkanes refer to aliphatic nitro compounds and compounds containing one or more nitro groups. Specific examples include nitromethane, nitroethane, and nitropropane.
• Epoxides mean compounds having one or more epoxy groups that are 3-membered cyclic ethers. Specifically, 1,2-propylene oxide, 1,2-butylene oxide, 1,2-epoxy-3-phenoxypropane, butyl glycidyl ether, 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. Of these, 1,2-propylene oxide and 1,2-butylene oxide are preferable.
• the amines mean compounds having one or more primary to tertiary amino groups.
• the amines may be acyclic amines or cyclic amines.
• Acyclic amines include aliphatic amines and aromatic amines.
• Aliphatic amines include benzene nucleus-containing compounds having one or more primary to tertiary amino groups.
• Examples of the cyclic amines include 4- to 6-membered ring compounds having 1 to 3 nitrogen atoms constituting the ring.
• alkylamines and cyclic amines are preferable, and among them, pyrrole, N-methylpyrrole, 2-methylpyridine, n-propylamine, diisopropylamine, N-methylmorpholine and N-ethylmorpholine are preferable.
• phenol-based antioxidant examples include 1-oxy-3-methyl-4-isopropylbenzene, 2,4-dimethyl-6-t-butylphenol, 2,6-di- t-butylphenol, butylhydroxyanisole, 2,6-di-t-butyl-p-cresol, 2,6-di-t-butyl-4-ethylphenol, 2,6-di-t-butyl-4-hydroxy Methylphenol, triethylene glycol-bis [3- (3-t-butyl-5-methyl-4-hydroxyphenyl) propionate, 1,6-hexanediol-bis [3- (3,5-di-t-butyl -4-hydroxyphenyl) propionate], o
• amine antioxidants include compounds such as diphenyl-p-phenylene-diamine, 4-amino-p-diphenylamine, p, p′-dioctyldiphenylamine.
• Phosphorous antioxidants include phenyl isodecyl phosphite, diphenyl diisooctyl phosphite, diphenyl diisodecyl phosphite, triphenyl phosphite, trisnonyl phenyl phosphite, bis (2,4-di-tbutylphenyl) penta Mention may be made of compounds such as erythritol diphosphite.
• Sulfur antioxidants include dilauryl-3, 3′-thiodipropionate, ditridecyl-3, 3′-thiodipropionate, dimyristyl-3, 3′-thiodipropionate, distearyl- And compounds such as 3,3′-thiodipropionic acid ester.
• ultraviolet absorbers examples include 4-hydroxybenzophenone, 2-hydroxy-4-methoxybenzophenone, 2,2′-dihydroxy-4-methoxybenzophenone, 2-hydroxy-4-methoxy-4′-chlorobenzophenone, 2, 2 ′.
• an anionic surfactant As the surfactant, an anionic surfactant, a cationic surfactant, a nonionic surfactant, and an amphoteric surfactant may be added.
• the anionic surfactant include fatty acids having 6 to 20 carbon atoms, alkali metals such as dodecylbenzenesulfonic acid, alkanolamines and amine salts.
• the cationic surfactant include quaternary ammonium salts.
• nonionic surfactants include alkylphenols, ethylene oxide adducts of linear or branched aliphatic alcohols having 8 to 18 carbon atoms, and block polymers of polyethylene oxide polypropylene oxide.
• amphoteric surfactants include betaine type and amino acid type.
• Antifoaming agent examples include self-emulsifying silicones, fatty acids, higher alcohols, polypropylene glycol polyethylene glycols, and fluorine-based surfactants.
• the cleaning composition of the present embodiment is obtained by mixing and homogenizing the component (A), the component (B), if necessary, the component (C), and the various auxiliary components according to a conventional method.
• the mass ratio of each component is not particularly limited as long as it does not impair the high detergency, metal corrosiveness, low toxicity, and low flammability, which are the characteristics of the cleaning agent. It is preferable to contain 20 parts by weight or more and 80 parts by weight or less of the component (B) with respect to 100 parts by weight of the total amount of the component (B).
• the mass ratio of the component (B) is 20 parts by mass or more, a more preferable effect of improving the dissolving power against various types of dirt can be obtained, and when it is 80 parts by mass or less, the cleaner component on the surface of the object to be cleaned is more preferable. Low persistence is obtained.
• a more preferable range of the content of the component (B) in consideration of the balance between the cleaning property of the cleaning agent and the persistence of the cleaning agent component on the surface of the object to be cleaned is 30 parts by mass or more and 70 parts by mass or less, more preferably 40 parts by mass or more and 60 parts by mass or less.
• component (B) is component (b) and component (b1) and component (b ′) are used in combination as component (b), component (b2), component (b), and component (B)
• component (B) is component (b) and component (b4) and component (y) are used in combination as component (b)
• the preferred blending ratio of these components is as described above.
• the compounding quantity in the case of using a multiple types of component (B) is based on the whole quantity of a component (B). That is, the total amount of the plurality of types of components (B) is set within the range of the amount of the components (B) described above.
• the range of the mass ratio when the component (C) is used in combination is 1 part by mass or more and 50 parts by mass of the component (C) with respect to 100 parts by mass of the total amount of the component (A) and the component (B).
• the content is 1 to 30 parts by mass.
• the proportion of the component (C) by mass is 1 part by mass or more, a more preferable effect of improving solvency against various types of dirt is obtained, and when it is 50 parts by mass or less, a more preferable low flammability is obtained.
• the compounding quantity in the case of using a multiple types of component (C) is based on the whole quantity of a component (C). That is, the total amount of the plurality of types of components (C) is set within the range of the amount of the components (C) described above.
• the compounding quantity of the said various adjuvant suitably, for example, if it is a stabilizer and antioxidant, with respect to a total of 100 mass parts of a component (A) and a component (B), it is 0.0001 mass in total. It is good also as 5 to 5 mass parts.
• various auxiliaries are added to the rinse agent composition.
• the rinse agent composition of the present embodiment is obtained, for example, by mixing and homogenizing the above-described component (A), component (B), and if necessary, the component (C) and the various auxiliary components according to a conventional method. Examples thereof include a method and a method of obtaining the condensate by heating the cleaning composition of the present embodiment, generating steam, and cooling it. When using the rinse agent composition of this embodiment continuously, it is preferable to utilize the condensate obtained by generating a vapor
• a suitable blending ratio of the rinse agent composition of the present invention is 0.01 parts by mass or more of the component (B) with respect to 100 parts by mass of the total amount of the component (A) and the component (B). It is preferable to be 0 parts by mass or less. By satisfying this range, the rinse agent composition can balance the rinse effect and the ease of drying.
• the blending ratio of the rinse agent composition is 0.01 parts by mass of the component (B) with respect to 100 parts by mass of the total amount of the component (A) and the component (B). It is more preferable to set it as 1.0 mass part or less, and it is still more preferable to set it as 0.01 mass part or more and 0.5 mass part or less.
• the compounding quantity in the case of using a some component (B) is based on the whole quantity of a component (B).
• the rinse agent composition can be used as it is if the condensate of the cleaning composition satisfies the above range, or the component (A) and component (B) can be added separately to adjust the mixing ratio. .
• the said component (C) when mix
• the rinse agent composition can be used as it is if the condensate of the cleaning composition satisfies the above range, or the component (A), the component (B), and the component (C) are separately blended to obtain a blending ratio. It can also be adjusted.
• component (B) is component (b) and component (b1) and component (b ′) are used in combination as component (b), component (b2), component (b), and component (B)
• component (B) is component (b) and component (b4) and component (y) are used in combination as component (b)
• the preferred blending ratio of these components is as described above. As described.
• the cleaning method of the present embodiment includes a step of cleaning dirt adhered to an object to be cleaned with a cleaning composition. Furthermore, it is preferable to include a step of rinsing and / or steam cleaning using cleaning agent vapor and condensate generated by heating the cleaning composition after cleaning with the cleaning composition.
• the component (A) needs to be contained in order to make the cleaning composition and the rinsing composition non-flammable.
• the cleaning process can be effectively cleaned by combining physical methods such as wiping, dipping, and showering for the purpose of improving the cleaning performance.
• the rinsing property is further improved by combining physical methods such as dipping and showering for the purpose of improving the rinsing property.
• the discharge pressure when performing shower rinsing for the purpose of cleaning or rinsing is preferably 1 ⁇ 10 3 to 2 ⁇ 10 6 Pa, more preferably 1 ⁇ 10 4 to 1 ⁇ 10 6 Pa.
• the cleaning method of the present embodiment is excellent in cleaning properties and drying properties when using the cleaning composition. Furthermore, by using the steam and condensate obtained by heating the cleaning composition as the rinse composition and the replenishing liquid, it is possible to obtain stable cleaning properties by suppressing the composition variation of the cleaning composition. This is possible and has little influence on the material of the object to be cleaned, and can be said to be the most suitable cleaning method. Furthermore, a cleaning method and a cleaning apparatus as described in Patent Document 3 can be used.
• Example 1 to 20 Each component was mixed with the composition of Table 1, and the target cleaning composition was obtained. Each cleaning composition was subjected to (1) oil solubility test described later, and the results are summarized in Table 1. By using the component (A) and the component (B) in combination, a cleaning agent having excellent oil solubility was obtained. Furthermore, in the composition combining the component (b1) and the component (b5), as is clear from the comparison between Example 1 and Example 13 or the comparison result between Example 11 and Example 12, a higher cleaning effect is obtained. It was confirmed that
• component (b) As is clear from the comparison results of Example 1 and Example 20. It was confirmed that the oil solubility of) was further improved.
• Examples 21 to 27 Each component was mixed with the composition of Table 2, and the target cleaning composition was obtained. A degreasing detergency test described later was performed using the cleaning composition, and the results are summarized in Table 2. By cleaning with a cleaning composition and a rinsing composition having different concentrations containing the component (A) and the component (B), and steam cleaning with steam obtained by heating the cleaning composition, it is excellent against oil. Cleanability was confirmed.
• Oil Solubility Test 0.5 g of metalworking oil (trade name: G3159SH, manufactured by Nippon Tool Oil Co., Ltd.) is added to 4.5 g of a detergent composition at 25 ° C., and shaken with a shaker for 2 minutes ( 60 times / minute), and allowed to stand for 5 minutes, and then visually evaluated the solubility. Evaluation is based on the following criteria.
• Metal working oil used in the test Prepare a liquid containing 0.1% by weight of a dye (sudan) and 25% by weight of G3159SH (trade name, manufactured by Nippon Kosaku Oil Co., Ltd.) in perchlorethylene. Processing oil was used.
• a rinse agent containing component (A): HCFO-1233zd / component (b1): methyl enanthate 99.9 parts by mass / 0.1 part by mass was used.
• component (A): HCFO-1223zc / component (b1): methyl caprylate / component (C): isopropanol 99.9 parts by mass / 0.1 part by mass / 5.0 parts by mass A rinse agent containing was used.
• Oil solubility test Metal processing oil (trade name: Yusilon Former CF-6120, manufactured by Yushiro Chemical Industry Co., Ltd.) (0.5 g) was added to a detergent composition (4.5 g) at 25 ° C. and shaker. And then shaken for 2 minutes (60 times / minute), allowed to stand for 5 minutes, and then visually evaluated the solubility. Evaluation is based on the following criteria.
• Weight change rate (%) (weight after immersion ⁇ weight before immersion) / weight before immersion ⁇ 100 [Examples 48 to 59] Each component was mixed with the composition of Table 4, and the target cleaning composition was obtained. Each cleaning composition was subjected to (5) oil solubility test and (6) water-soluble processing oil solubility test described later, and the results are summarized in Table 4.
• Oil solubility test Metal processing oil (trade name: Yusilon Former CF-6120, manufactured by Yushiro Chemical Industry Co., Ltd.) (0.5 g) was added to a detergent composition (4.5 g) at 25 ° C. and shaker. And then shaken for 2 minutes (60 times / minute), allowed to stand for 5 minutes, and then visually evaluated the solubility. Evaluation is based on the following criteria.
• Examples 65 to 80 A (5) oil solubility test and (6) a water-soluble processing oil solubility test were conducted in the same manner as in Examples 48 to 59 except that the compositions shown in Table 5 were used. The results are summarized in Table 5. By combining (b2) and (b1) or (b4) as component (A) and component (B), a detergent having excellent oil solubility and water-soluble processing oil solubility was obtained.
• the cleaning composition and the rinsing composition of the present invention are used for cleaning processing oils containing a large amount of hardly soluble components such as processing oils, greases and waxes used when processing precision machine parts and expensive machine parts. It can be used suitably.

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• 2016
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  • 2016-12-15 WO PCT/JP2016/087347 patent/WO2017104738A1/ja active Application Filing
  • 2016-12-15 CN CN201680072924.XA patent/CN108368461A/zh active Pending
  • 2016-12-15 KR KR1020187015636A patent/KR20180092956A/ko not_active Application Discontinuation
  • 2016-12-16 TW TW105141802A patent/TWI707033B/zh active

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