JP7356976B2 - 部品洗浄方法 - Google Patents
部品洗浄方法 Download PDFInfo
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- JP7356976B2 JP7356976B2 JP2020531534A JP2020531534A JP7356976B2 JP 7356976 B2 JP7356976 B2 JP 7356976B2 JP 2020531534 A JP2020531534 A JP 2020531534A JP 2020531534 A JP2020531534 A JP 2020531534A JP 7356976 B2 JP7356976 B2 JP 7356976B2
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- 238000004140 cleaning Methods 0.000 title claims description 92
- 238000000034 method Methods 0.000 title claims description 34
- 239000000203 mixture Substances 0.000 claims description 98
- 239000007788 liquid Substances 0.000 claims description 72
- 238000000926 separation method Methods 0.000 claims description 44
- 239000012071 phase Substances 0.000 claims description 30
- 239000008346 aqueous phase Substances 0.000 claims description 27
- 239000004094 surface-active agent Substances 0.000 claims description 26
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 125000004432 carbon atom Chemical group C* 0.000 claims description 12
- 239000003599 detergent Substances 0.000 claims description 11
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 8
- 239000003945 anionic surfactant Substances 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 7
- 239000002736 nonionic surfactant Substances 0.000 claims description 5
- 238000002604 ultrasonography Methods 0.000 claims description 5
- 230000000644 propagated effect Effects 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 229920001400 block copolymer Polymers 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 2
- 150000002191 fatty alcohols Chemical class 0.000 claims description 2
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000000356 contaminant Substances 0.000 description 9
- -1 polyoxyethylene Polymers 0.000 description 8
- 150000001298 alcohols Chemical class 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 125000002947 alkylene group Chemical group 0.000 description 3
- 239000006184 cosolvent Substances 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- CDOUZKKFHVEKRI-UHFFFAOYSA-N 3-bromo-n-[(prop-2-enoylamino)methyl]propanamide Chemical compound BrCCC(=O)NCNC(=O)C=C CDOUZKKFHVEKRI-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ULUAUXLGCMPNKK-UHFFFAOYSA-N Sulfobutanedioic acid Chemical class OC(=O)CC(C(O)=O)S(O)(=O)=O ULUAUXLGCMPNKK-UHFFFAOYSA-N 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 235000019329 dioctyl sodium sulphosuccinate Nutrition 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 238000007046 ethoxylation reaction Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007764 o/w emulsion Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 108700004121 sarkosyl Proteins 0.000 description 1
- 229940045885 sodium lauroyl sarcosinate Drugs 0.000 description 1
- KSAVQLQVUXSOCR-UHFFFAOYSA-M sodium lauroyl sarcosinate Chemical compound [Na+].CCCCCCCCCCCC(=O)N(C)CC([O-])=O KSAVQLQVUXSOCR-UHFFFAOYSA-M 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Classifications
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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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/83—Mixtures of non-ionic with anionic compounds
-
- 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
-
- 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
- B08B3/003—Cleaning involving contact with foam
-
- 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
- B08B3/006—Cabinets or cupboards specially adapted for cleaning articles by hand
-
- 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
- B08B3/02—Cleaning by the force of jets or sprays
-
- 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
-
- 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
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/102—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
-
- 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
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- 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
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/14—Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/38—Cationic compounds
- C11D1/52—Carboxylic amides, alkylolamides or imides or their condensation products with alkylene oxides
- C11D1/526—Carboxylic amides (R1-CO-NR2R3), where R1, R2 or R3 are polyalkoxylated
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/722—Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/825—Mixtures of compounds all of which are non-ionic
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/86—Mixtures of anionic, cationic, and non-ionic compounds
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/88—Ampholytes; Electroneutral compounds
- C11D1/94—Mixtures with anionic, cationic or non-ionic compounds
-
- 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
- C11D10/00—Compositions of detergents, not provided for by one single preceding group
- C11D10/04—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap
- C11D10/042—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap based on anionic surface-active compounds and soap
-
- 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
- C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
- C11D17/0008—Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/373—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicones
- C11D3/3738—Alkoxylated silicones
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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
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/14—Hard surfaces
- C11D2111/16—Metals
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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
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/40—Specific cleaning or washing processes
- C11D2111/46—Specific cleaning or washing processes applying energy, e.g. irradiation
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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
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/40—Specific cleaning or washing processes
- C11D2111/48—Regeneration of cleaning solutions
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Description
a)接触区域で45℃未満の温度で水性液体洗浄剤組成物と部品を接触させるステップであって、水性液体洗浄剤組成物は、少なくとも一つのアルコキシレート界面活性剤を含む、接触させるステップと、
b)水性液体洗浄剤組成物の少なくとも一部を接触区域から分離ハウジングへと流すステップと、
c)上側油性相、中間水性相および下側粒子相を形成するように、分離ハウジングで水性液体洗浄剤組成物を分離させるステップと、
d)接触区域で水性液体洗浄剤組成物として使用するために中間水性相の少なくとも一部を取り出すステップと、
を含む、部品洗浄方法を提供する。
上記のように、本開示の方法のステップa)は、接触区域で水性液体洗浄剤組成物と洗浄される部品を接触させることを含む。接触ステップは、45℃未満の温度で発生する。部品は、接触区域で10~35℃の温度で水性液体洗浄剤組成物と接触すると好ましい。例えば、部品は、15~30℃の温度で、例えば20~25℃の温度で、水性液体洗浄剤組成物と接触してもよい。水性洗浄剤組成物は、周囲の気温で部品と接触してもよい。水性洗浄剤組成物は、接触区域で部品と接触する前に加熱されないと好ましい。本開示の実施形態の利点は、比較的優しい温度条件下で効果的な洗浄が達成され得ることである。
上記のように、水性液体洗浄剤組成物の少なくとも一部は、接触区域から分離ハウジングへとステップb)で流れる。水性液体洗浄剤組成物は、例えば重力にしたがって、接触区域内の排出口を通じて取り出され得る。水性液体洗浄剤組成物は、ステップc)で分離ハウジング内で分けられ、上側油性相、中間水性相および下側粒子相を形成する。水性液体洗浄剤組成物は、重力にしたがっておよび/またはポンプを使用して接触区域から分離ハウジングへと伝達されてもよい。
水性液体洗浄剤組成物が上側油性相、中間水性相および下側粒子相に分離されると、中間水性相は、取り出され、接触ステップで再利用されてもよい。中間水性相は、再利用される前に濾過されると好ましい。
あらゆる適切な部品が、本開示の方法によって洗浄され得る。誤解を避けるために、一つ以上の部品は、所定の時間、接触区域で水性液体洗浄剤組成物と接触され得る。適切な部品の例は、加工対象物を含む。適切な部品は、少なくとも一部が金属で形成されていてもよい。適切な部品の例は、機械部品、自動車および他の車両の部品、吹きつけ器並びにエンジンブロックを含む。特定の例は、ギアボックス、ベアリング、駆動チェーン、キャリパ、ドラムディスク、歯車の歯、ナット、ボルトおよびワッシャを含む。
本開示の方法で採用されている洗浄剤組成物は、少なくとも一つのアルコキシレート界面活性剤を含む。組成物は、アルコキシレート界面活性剤の混合物を含むと好ましい。いくつかの実施例において、組成物は、少なくとも二つのアルコキシレート界面活性剤を含む。組成物中のアルコキシレート界面活性剤の総量は、組成物の総重量の1~20重量パーセント、例えば2~10重量パーセント、好ましくは3~8重量パーセントであってもよい。
Claims (17)
- a)接触区域で45℃未満の温度で水性液体洗浄剤組成物と部品を接触させるステップであって、前記水性液体洗浄剤組成物は、少なくとも一つのアルコキシレート界面活性剤を含む、接触させるステップと、
b)前記水性液体洗浄剤組成物の少なくとも一部を前記接触区域から分離ハウジングへと流すステップと、
c)上側油性相、中間水性相および下側粒子相を形成するように、前記分離ハウジングで前記水性液体洗浄剤組成物を分離させるステップと、
d)前記接触区域で前記水性液体洗浄剤組成物として使用するために前記中間水性相の少なくとも一部を取り出すステップと、
を含む、部品洗浄方法。 - 前記分離ハウジングは、基部および排出口を備え、前記基部は、前記排出口を通じて前記下側粒子相を容易に取り出すことができるように構成されている、請求項1に記載の部品洗浄方法。
- 廃棄するために前記下側粒子相を取り出すステップをさらに含む、請求項1または請求項2に記載の部品洗浄方法。
- 前記中間水性相の一部は、前記接触区域で前記水性液体洗浄剤組成物として使用する前に濾過される、請求項1から請求項3のいずれか一項に記載の部品洗浄方法。
- 前記分離ハウジングは、前記接触区域で前記水性液体洗浄剤組成物として使用するために前記中間水性相を取り出すことができるように配置された追加排出口を備える、請求項1から請求項4のいずれか一項に記載の部品洗浄方法。
- フィルタが前記追加排出口内に又は前記追加排出口に隣接して配置されている、請求項5に記載の部品洗浄方法。
- ステップa)において、前記水性液体洗浄剤組成物は、ノズルを用いて前記部品に送られる、請求項1から請求項6のいずれか一項に記載の部品洗浄方法。
- 前記水性液体洗浄剤組成物は、泡として送られる、請求項7に記載の部品洗浄方法。
- 前記接触区域は、浸漬槽を備える、請求項1から請求項8のいずれか一項に記載の部品洗浄方法。
- 前記部品および前記水性液体洗浄剤組成物は、前記浸漬槽に入れられ、超音波が前記浸漬槽内で前記水性液体洗浄剤組成物を通じて伝搬される、請求項9に記載の部品洗浄方法。
- 前記水性液体洗浄剤組成物内のアルコキシレート界面活性剤の総量は、1~20wt%である、請求項1に記載の部品洗浄方法。
- 少なくとも一つのアルコキシレート界面活性剤は、
(A)モノヒドロキシアルカノールまたはアルキルフェノールと炭素原子2~20個とが反応することで作成されるエトキシル化非イオン界面活性剤と、
(B)1モルのアルコールに対して少なくとも12モルのエチレンオキシド、および炭素原子16~20個を有する直鎖脂肪アルコールと、
(C)ポリオキシエチレン-ポリオキシプロピレンブロック共重合体ユニットを含む、エトキシル化モノヒドロキシアルカノールまたはアルキルフェノール界面活性剤と、
(D)化学式R 1 O[CH 2 CH(CH 3 )O] X [CH 2 CH 2 O] Y [CH 2 CH(OH)R 2 ]の界面活性剤であって、R 1 は炭素原子4~18個を有する直鎖若しくは分岐鎖の脂肪族炭化水素基またはそれらの混合物を表し、R 2 は炭素原子2~26個を有する直鎖若しくは分岐鎖の脂肪族炭化水素基またはそれらの混合物を表し、xは0.5から1.5の間の値であり、yは少なくとも15の値である、界面活性剤と、
から選択される、請求項1から請求項11のいずれか一項に記載の部品洗浄方法。 - 前記水性液体洗浄剤組成物は、少なくとも二つのエトキシル化界面活性剤を含む、請求項1から請求項12のいずれか一項に記載の部品洗浄方法。
- 前記水性液体洗浄剤組成物は、アニオン界面活性剤をさらに含む、請求項13に記載の部品洗浄方法。
- (i)前記部品は、前記接触区域で10℃から35℃の温度で前記水性液体洗浄剤組成物と接触し、および/または、
(ii)前記分離させるステップは、10℃から35℃の温度で実行される、
請求項1から請求項14のいずれか一項に記載の部品洗浄方法。 - ステップa)からステップd)が複数サイクル繰り返される、請求項1から請求項15のいずれか一項に記載の部品洗浄方法。
- 前記水性液体洗浄剤組成物は、前記接触区域で前記部品と接触する前に、加熱されない、請求項1から請求項16のいずれか一項に記載の部品洗浄方法。
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