KR20100073018A - 고점도 금속 가공유용 세정 조성물 - Google Patents
고점도 금속 가공유용 세정 조성물 Download PDFInfo
- Publication number
- KR20100073018A KR20100073018A KR1020080131594A KR20080131594A KR20100073018A KR 20100073018 A KR20100073018 A KR 20100073018A KR 1020080131594 A KR1020080131594 A KR 1020080131594A KR 20080131594 A KR20080131594 A KR 20080131594A KR 20100073018 A KR20100073018 A KR 20100073018A
- Authority
- KR
- South Korea
- Prior art keywords
- weight
- oil
- metal
- cleaning composition
- hydrocarbons
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 50
- 239000003599 detergent Substances 0.000 title abstract description 10
- 238000005555 metalworking Methods 0.000 title abstract description 7
- 239000012530 fluid Substances 0.000 title abstract 3
- -1 alicyclic hydrocarbon Chemical class 0.000 claims abstract description 22
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 22
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 10
- 150000002148 esters Chemical class 0.000 claims abstract description 10
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000004140 cleaning Methods 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 21
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 11
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 10
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 150000001298 alcohols Chemical class 0.000 claims description 6
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 5
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 5
- BBMCTIGTTCKYKF-UHFFFAOYSA-N 1-heptanol Chemical compound CCCCCCCO BBMCTIGTTCKYKF-UHFFFAOYSA-N 0.000 claims description 4
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 claims description 4
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 claims description 4
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 claims description 4
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 3
- YEYKMVJDLWJFOA-UHFFFAOYSA-N 2-propoxyethanol Chemical compound CCCOCCO YEYKMVJDLWJFOA-UHFFFAOYSA-N 0.000 claims description 3
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 4
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 48
- 239000002904 solvent Substances 0.000 description 8
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 6
- 229910052801 chlorine Inorganic materials 0.000 description 6
- 239000000460 chlorine Substances 0.000 description 6
- 239000000356 contaminant Substances 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 229910052736 halogen Inorganic materials 0.000 description 5
- 150000002367 halogens Chemical group 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 4
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 4
- 229960002415 trichloroethylene Drugs 0.000 description 4
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- 241000282412 Homo Species 0.000 description 2
- 150000001242 acetic acid derivatives Chemical class 0.000 description 2
- 125000002723 alicyclic group Chemical group 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- AOGQPLXWSUTHQB-UHFFFAOYSA-N hexyl acetate Chemical compound CCCCCCOC(C)=O AOGQPLXWSUTHQB-UHFFFAOYSA-N 0.000 description 2
- 231100001231 less toxic Toxicity 0.000 description 2
- YLYBTZIQSIBWLI-UHFFFAOYSA-N octyl acetate Chemical compound CCCCCCCCOC(C)=O YLYBTZIQSIBWLI-UHFFFAOYSA-N 0.000 description 2
- PGMYKACGEOXYJE-UHFFFAOYSA-N pentyl acetate Chemical compound CCCCCOC(C)=O PGMYKACGEOXYJE-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- KNKRKFALVUDBJE-UHFFFAOYSA-N 1,2-dichloropropane Chemical compound CC(Cl)CCl KNKRKFALVUDBJE-UHFFFAOYSA-N 0.000 description 1
- OFKABAMEQKYPLK-UHFFFAOYSA-N 1-butoxybutan-1-ol Chemical compound CCCCOC(O)CCC OFKABAMEQKYPLK-UHFFFAOYSA-N 0.000 description 1
- JDSQBDGCMUXRBM-UHFFFAOYSA-N 2-[2-(2-butoxypropoxy)propoxy]propan-1-ol Chemical compound CCCCOC(C)COC(C)COC(C)CO JDSQBDGCMUXRBM-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 1
- ZCZSIDMEHXZRLG-UHFFFAOYSA-N acetic acid heptyl ester Natural products CCCCCCCOC(C)=O ZCZSIDMEHXZRLG-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- JPXGPRBLTIYFQG-UHFFFAOYSA-N heptan-4-yl acetate Chemical compound CCCC(CCC)OC(C)=O JPXGPRBLTIYFQG-UHFFFAOYSA-N 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010734 process oil Substances 0.000 description 1
- QMYDVDBERNLWKB-UHFFFAOYSA-N propane-1,2-diol;hydrate Chemical compound O.CC(O)CO QMYDVDBERNLWKB-UHFFFAOYSA-N 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
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
- C11D7/50—Solvents
- C11D7/5004—Organic solvents
- C11D7/5022—Organic solvents 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
- C11D7/24—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
- 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
- C11D7/263—Ethers
-
- 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
- C23G5/024—Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing hydrocarbons
-
- C11D2111/16—
Abstract
Description
Claims (7)
- (a) C5~C20의 탄화수소류, C4~C10의 에스테르류, 또는 이의 혼합물 20 ~ 65중량%;(b) C3~C10의 알코올류 10 ~ 60 중량%;(c) C2~C10의 글리콜에테르류 1 ~ 40 중량%; 및(d) 물 1 ~ 20 중량%;를 함유하는 금속 인발유 세정용 조성물.
- 제 1항에 있어서,상기 탄화수소류는 C5~C6의 지환족 탄화수소 및 C5~C20의 지방족 탄화수소의 혼합물인 금속 인발유 세정용 조성물.
- 제 3항에 있어서,상기 알코올류는 부탄올, 펜탄올, 헥산올 및 헵탄올로부터 선택되는 1종 이상인 금속 인발유 세정용 조성물.
- 제 4항에 있어서,상기 글리콜에테르류는 (C3~C10)의 에틸렌글리콜 모노알킬에테르인 금속 인발유 세정용 조성물.
- 제 5 항에 있어서,(a) C5~C6의 지환족 탄화수소 및 C5~C20의 지방족 탄화수소의 혼합물, 부틸아세테이트 또는 이들의 혼합물 25 ~ 60중량%, (b)부탄올 20 ~ 50 중량%, (c) 에틸렌글리콜 모노에틸에테르, 에틸렌글리콜 모노프로필에테르 또는 에틸렌글리콜 모노부틸에테르 중 1종 이상 3 ~ 35중량%, 및 (d) 물 3 ~ 15 중량%을 함유하는 금속 인발유 세정용 조성물.
- 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,상기 금속 인발유는 클로로파라핀계 스테인레스 스틸 인발유인 금속 인발유 세정용 조성물.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080131594A KR100998243B1 (ko) | 2008-12-22 | 2008-12-22 | 고점도 금속 가공유용 세정 조성물 |
US13/131,864 US8216987B2 (en) | 2008-12-22 | 2009-11-30 | Cleaning agent for high viscosity metalworking fluid |
PCT/KR2009/007073 WO2010074413A2 (ko) | 2008-12-22 | 2009-11-30 | 고점도 금속 가공유용 세정 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080131594A KR100998243B1 (ko) | 2008-12-22 | 2008-12-22 | 고점도 금속 가공유용 세정 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100073018A true KR20100073018A (ko) | 2010-07-01 |
KR100998243B1 KR100998243B1 (ko) | 2010-12-07 |
Family
ID=42288227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080131594A KR100998243B1 (ko) | 2008-12-22 | 2008-12-22 | 고점도 금속 가공유용 세정 조성물 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8216987B2 (ko) |
KR (1) | KR100998243B1 (ko) |
WO (1) | WO2010074413A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101404600B1 (ko) * | 2013-03-12 | 2014-06-09 | 정상희 | 전극보호제의 환경친화성 세정용제 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108949383B (zh) * | 2017-05-17 | 2021-05-25 | 东曹株式会社 | 清洗剂组合物和使用其的清洗方法 |
WO2023131530A1 (en) * | 2022-01-06 | 2023-07-13 | Basf Coatings Gmbh | A cleaning composition for metal substrates pretreatment and its preparation method and application thereof |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6395103B1 (en) * | 1997-05-23 | 2002-05-28 | Huntsman Petrochemical Corporation | Degreasing compositions |
US6689734B2 (en) * | 1997-07-30 | 2004-02-10 | Kyzen Corporation | Low ozone depleting brominated compound mixtures for use in solvent and cleaning applications |
TWI259202B (en) * | 2000-06-01 | 2006-08-01 | Asahi Kasei Corp | Cleaning method and cleaning apparatus |
JP2005281326A (ja) * | 2002-08-29 | 2005-10-13 | Asahi Glass Co Ltd | 溶剤組成物 |
JP2006199939A (ja) * | 2004-12-20 | 2006-08-03 | Sanyo Chem Ind Ltd | エレクトロニクス用洗浄剤 |
KR101079814B1 (ko) * | 2005-04-02 | 2011-11-03 | 주식회사 엘지생활건강 | 준수계 세정제 조성물 |
US20080125342A1 (en) * | 2006-11-07 | 2008-05-29 | Advanced Technology Materials, Inc. | Formulations for cleaning memory device structures |
KR101386531B1 (ko) * | 2006-11-20 | 2014-04-18 | 케이피엑스 라이프사이언스 주식회사 | 세정제 조성물 |
US7846265B1 (en) * | 2009-10-13 | 2010-12-07 | Xerox Corporation | Media path universal cleaning fluid composition |
-
2008
- 2008-12-22 KR KR1020080131594A patent/KR100998243B1/ko active IP Right Grant
-
2009
- 2009-11-30 WO PCT/KR2009/007073 patent/WO2010074413A2/ko active Application Filing
- 2009-11-30 US US13/131,864 patent/US8216987B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101404600B1 (ko) * | 2013-03-12 | 2014-06-09 | 정상희 | 전극보호제의 환경친화성 세정용제 |
Also Published As
Publication number | Publication date |
---|---|
US20110237483A1 (en) | 2011-09-29 |
WO2010074413A2 (ko) | 2010-07-01 |
KR100998243B1 (ko) | 2010-12-07 |
US8216987B2 (en) | 2012-07-10 |
WO2010074413A3 (ko) | 2010-08-26 |
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