CN103603003B - Environment-friendly metal decontamination liquid - Google Patents
Environment-friendly metal decontamination liquid Download PDFInfo
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- CN103603003B CN103603003B CN201310508506.9A CN201310508506A CN103603003B CN 103603003 B CN103603003 B CN 103603003B CN 201310508506 A CN201310508506 A CN 201310508506A CN 103603003 B CN103603003 B CN 103603003B
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- decontamination liquid
- metal decontamination
- carboxylate
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- 239000007788 liquid Substances 0.000 title claims abstract description 26
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 title claims abstract description 26
- 238000005202 decontamination Methods 0.000 title claims abstract description 22
- 230000003588 decontaminative effect Effects 0.000 title claims abstract description 22
- -1 cation imidazoline quaternary ammonium salt Chemical class 0.000 claims abstract description 57
- 239000004094 surface-active agent Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003945 anionic surfactant Substances 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 230000007797 corrosion Effects 0.000 claims abstract description 12
- 238000005260 corrosion Methods 0.000 claims abstract description 12
- 239000013530 defoamer Substances 0.000 claims abstract description 11
- 239000003093 cationic surfactant Substances 0.000 claims abstract description 10
- 239000008367 deionised water Substances 0.000 claims abstract description 8
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 36
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 34
- 238000006243 chemical reaction Methods 0.000 claims description 20
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000001488 sodium phosphate Substances 0.000 claims description 10
- 229910000162 sodium phosphate Inorganic materials 0.000 claims description 10
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 10
- 239000004115 Sodium Silicate Substances 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 9
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 9
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 9
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- 150000007942 carboxylates Chemical class 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 8
- 230000003292 diminished effect Effects 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000010992 reflux Methods 0.000 claims description 8
- CRMOQBWCUTZBKJ-UHFFFAOYSA-N chloromethyl-methyl-dioctadecylazanium Chemical compound CCCCCCCCCCCCCCCCCC[N+](C)(CCl)CCCCCCCCCCCCCCCCCC CRMOQBWCUTZBKJ-UHFFFAOYSA-N 0.000 claims description 7
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 claims description 7
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 claims description 7
- 238000001291 vacuum drying Methods 0.000 claims description 7
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 claims description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 6
- 238000001953 recrystallisation Methods 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 238000005660 chlorination reaction Methods 0.000 claims description 5
- 239000000706 filtrate Substances 0.000 claims description 5
- 229920000847 nonoxynol Polymers 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims description 4
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 claims description 4
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims description 4
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 4
- 239000005642 Oleic acid Substances 0.000 claims description 4
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 4
- 238000013019 agitation Methods 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 4
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 claims description 4
- 229940073608 benzyl chloride Drugs 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 239000012043 crude product Substances 0.000 claims description 4
- 230000006837 decompression Effects 0.000 claims description 4
- 238000004821 distillation Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims description 4
- LGZXYFMMLRYXLK-UHFFFAOYSA-N mercury(2+);sulfide Chemical compound [S-2].[Hg+2] LGZXYFMMLRYXLK-UHFFFAOYSA-N 0.000 claims description 4
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- CYQAYERJWZKYML-UHFFFAOYSA-N phosphorus pentasulfide Chemical compound S1P(S2)(=S)SP3(=S)SP1(=S)SP2(=S)S3 CYQAYERJWZKYML-UHFFFAOYSA-N 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 claims description 4
- 238000010792 warming Methods 0.000 claims description 4
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 3
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 claims description 3
- 125000005599 alkyl carboxylate group Chemical group 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims description 3
- 150000001735 carboxylic acids Chemical class 0.000 claims description 3
- 229960001927 cetylpyridinium chloride Drugs 0.000 claims description 3
- YMKDRGPMQRFJGP-UHFFFAOYSA-M cetylpyridinium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+]1=CC=CC=C1 YMKDRGPMQRFJGP-UHFFFAOYSA-M 0.000 claims description 3
- 150000002191 fatty alcohols Chemical class 0.000 claims description 3
- 229930182478 glucoside Natural products 0.000 claims description 3
- 239000002480 mineral oil Substances 0.000 claims description 3
- 235000010446 mineral oil Nutrition 0.000 claims description 3
- 229920000151 polyglycol Polymers 0.000 claims description 3
- 239000010695 polyglycol Substances 0.000 claims description 3
- 239000000600 sorbitol Substances 0.000 claims description 3
- IEORSVTYLWZQJQ-UHFFFAOYSA-N 2-(2-nonylphenoxy)ethanol Chemical compound CCCCCCCCCC1=CC=CC=C1OCCO IEORSVTYLWZQJQ-UHFFFAOYSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 2
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 claims 1
- DDXLVDQZPFLQMZ-UHFFFAOYSA-M dodecyl(trimethyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCCCC[N+](C)(C)C DDXLVDQZPFLQMZ-UHFFFAOYSA-M 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000003513 alkali Substances 0.000 abstract description 3
- 239000002516 radical scavenger Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 7
- 150000001298 alcohols Chemical class 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 239000012467 final product Substances 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 229920001400 block copolymer Polymers 0.000 description 4
- 235000014113 dietary fatty acids Nutrition 0.000 description 4
- 239000000194 fatty acid Substances 0.000 description 4
- 229930195729 fatty acid Natural products 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- BQJGBCJGVCFQIN-UHFFFAOYSA-N sodium;methylbenzene Chemical compound [Na+].CC1=CC=CC=[C-]1 BQJGBCJGVCFQIN-UHFFFAOYSA-N 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000007859 condensation product Substances 0.000 description 3
- HPNMFZURTQLUMO-UHFFFAOYSA-O diethylammonium Chemical compound CC[NH2+]CC HPNMFZURTQLUMO-UHFFFAOYSA-O 0.000 description 3
- ASLNLSYDVOWAFS-UHFFFAOYSA-N diethylazanium;dihydrogen phosphate Chemical group CCNCC.OP(O)(O)=O ASLNLSYDVOWAFS-UHFFFAOYSA-N 0.000 description 3
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- JLBXCKSMESLGTJ-UHFFFAOYSA-N 1-ethoxypropan-1-ol Chemical compound CCOC(O)CC JLBXCKSMESLGTJ-UHFFFAOYSA-N 0.000 description 2
- HFGIZDGKSNWKSD-UHFFFAOYSA-N CCC(O)OCC.CCC(O)OCC.O Chemical compound CCC(O)OCC.CCC(O)OCC.O HFGIZDGKSNWKSD-UHFFFAOYSA-N 0.000 description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 2
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 2
- 229930006000 Sucrose Natural products 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000004703 alkoxides Chemical class 0.000 description 2
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 2
- 229940043237 diethanolamine Drugs 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 125000005456 glyceride group Chemical group 0.000 description 2
- 150000008040 ionic compounds Chemical class 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000005720 sucrose Substances 0.000 description 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- IAEWGSIPWPKEFT-UVPIGPOJSA-N 7-hydroxy-2-(4-hydroxyphenyl)-8-[(2s,3r,4r,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]chromen-4-one Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1C1=C(O)C=CC2=C1OC(C=1C=CC(O)=CC=1)=CC2=O IAEWGSIPWPKEFT-UVPIGPOJSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- OTQBOJJHLNJPTK-UHFFFAOYSA-N Bayin Natural products OCC1OC(C(O)c2c(O)ccc3C(=O)C=C(Oc23)c4ccc(O)cc4)C(O)C1O OTQBOJJHLNJPTK-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- ULUAUXLGCMPNKK-UHFFFAOYSA-N Sulfobutanedioic acid Chemical compound OC(=O)CC(C(O)=O)S(O)(=O)=O ULUAUXLGCMPNKK-UHFFFAOYSA-N 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 159000000013 aluminium salts Chemical class 0.000 description 1
- 229910000329 aluminium sulfate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 1
- OQICDZLCHORSMX-UHFFFAOYSA-N oxirane-2,2,3-triol Chemical compound OC1OC1(O)O OQICDZLCHORSMX-UHFFFAOYSA-N 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- IKNCGYCHMGNBCP-UHFFFAOYSA-N propan-1-olate Chemical compound CCC[O-] IKNCGYCHMGNBCP-UHFFFAOYSA-N 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Detergent Compositions (AREA)
Abstract
The invention provides a kind of environment-friendly metal decontamination liquid with corrosion proof function, it comprises: defoamer 0.3%～5%, cationic surfactant 1%～15%, anion surfactant 1%～10%, non-ionic surface active agent 3%～15%, cleaning host 20%～40%, corrosion inhibiter 2%～5% and surplus deionized water, described corrosion inhibiter is by Shuangzi cation imidazoline quaternary ammonium salt and O ', O '-Diphenyl disulfide is for phosphoric acid-N, and N-diethyl ammonium forms. Metal decontamination liquid provided by the invention provides a kind of low alkali, low bubble, environmental protection, has at a lower temperature the effect of deoiling very by force, and the low-down efficient metal scavenger of corrosivity.
Description
Technical field
The present invention relates to cleaning agent technical field, relate in particular to a kind of environmental protection typed gold with corrosion proof functionBelong to decontamination liquid.
Background technology
In the time of the maintenance and repair of machined and plant equipment, automobile etc., mostly adopt diesel oil, kerosene orGasoline carrys out cleaning components as cleaning fluid. This not only wastes energy, and exists potential unsafe factor,Careless slightly, may lead to fire. In recent years, a kind of novel metal cleaner has obtained extensively graduallyGeneral application, it well diesel oil substitute, kerosene and gasoline carry out cleaning components, and low price,Use safety, be well suited for mechanized cleaning operation. It can be metal washing, and does not have rust staining.
At present, metal cleaner on the market contains strong acid, highly basic, phosphate and aluminium salt etc. mostly hasEvil chemical composition, these chemical compositions not only can be brought certain infringement to metal surface, and can be rightEnvironment causes certain harm, and simultaneously due to complex process, cost is higher.
Summary of the invention
Object of the present invention is exactly for the problems referred to above, provides a kind of low alkali, low bubble, environmental protection, lowerAt temperature, there is the effect of deoiling very by force, and the low-down efficient metal decontamination liquid of corrosivity.
The invention provides a kind of metal decontamination liquid, it comprises: defoamer 0.3%～5%, cationic surfaceActivating agent 1%～15%, anion surfactant 1%～10%, non-ionic surface active agent 3%～15%, cleaning host 20%～40%, corrosion inhibiter 2%～5% and She measure deionized water.
Wherein, described cleaning host is made up of sodium phosphate and sodium metasilicate, the weight between sodium phosphate and sodium metasilicateAmount is than being 2～4: 1.
Wherein, described cationic surfactant can be chloro distearyl dimethyl ammonium, chlorination bayIn base trimethyl ammonium, methyl-sulfuric acid alkyl trimethyl ammonium, chlorination cocoyl trimethyl ammonium and Cetylpyridinium Chloride onePlant or several mixing.
Wherein, described anion surfactant can be alkyl carboxylate's (carboxylate) and poly-alkoxyl carboxylicHydrochlorate, alcohol b-oxide carboxylate, nonylphenol ethoxylate carboxylate, and analog; Sulfonate,For example alkylsulfonate, alkylbenzenesulfonate, alkylaryl sulfonates, sulfonated fatty acid ester, and similarThing; Sulfate, for example sulfated alcohols, sulfated alcohols b-oxide, sulphation alkylphenol, alkyl sulfideHydrochlorate, sulfosuccinate, alkyl ether sulfate, and analog; And phosphate, for example alkyl phosphoric acidEster, and analog. The anion surfactant exemplifying comprises sodium alklyarylsulfonate, alpha-alefinically sulfonic acidSalt and aliphatic alcohol sulfate.
Wherein, described non-ionic surface active agent can for for example chloro-, benzyl-, methyl-, ethyl-, thirdBase-butyl-and the polyglycol ether of other similar alkyl-blocked fatty alcohols; Not containing polyalkylene oxidesNon-ionic surface active agent, for example alkyl poly glucoside; Anhydro sorbitol and sucrose ester, and ethoxyquinThing; Amine oxide, for example alkoxide ethylenediamine; Alcohol alkoxide, for example alcohol ethoxy propoxide, alcohol thirdOxide, alcohol the third oxygen ethoxy propoxide, alcohol ethoxy fourth oxide, and analog; Nonyl phenol ethoxyCompound, polyoxyethylene glycol ether and analog; Carboxylate, for example glyceride, polyoxyethylene ester, fatEthoxyquin and the binary alcohol esters of acid, and analog; Carboxylic acid amide, for example diethanol amine condensation product, single alkaneHydramine condensation product, polyoxyethylene fatty acid amide, and analog; And polyalkylene oxide block copolymer, itsComprise ethylene oxide/propylene oxide block copolymer, for example, with trade nameBe purchasedThose (BASF-Wyandotte), and analog; With other similar non-ionic compound. Also can useOrganic silicon surfactant, for exampleB8852。
Described corrosion inhibiter is by Shuangzi cation imidazoline quaternary ammonium salt and O ', and O '-Diphenyl disulfide is for phosphoric acid-N, N-diethyl ammonium forms.
Described O ', O '-Diphenyl disulfide is for phosphoric acid-N, and N-diethyl ammonium is as shown in Equation 1.
Described Shuangzi cation imidazoline quaternary ammonium salt as shown in Equation 2.
Described Shuangzi cation imidazoline quaternary ammonium salt and O ', O '-Diphenyl disulfide is for phosphoric acid-N, N-diethyl ammoniumMass ratio be 1: 2～1: 4.
The preparation method of described Shuangzi cation imidazoline quaternary ammonium salt is specially:
The first step, gets 34.8g oleic acid and 15.3g diethylenetriamine, 0.2g aluminum trioxide catalyst is put intoTo being equipped with in the there-necked flask of thermometer, reflux condensing tube and water knockout drum, add band aqua dimethylbenzene simultaneously40ml, adopts 140 DEG C, 170 DEG C, 220 DEG C ladder-elevating temperature methods, dewaters, until no longer include aquaticBecome, be down to 140 DEG C of decompression distillation, slough dimethylbenzene, generate acid amides cyclisation and obtain imidazoline intermediate;
Second step, joins imidazoline intermediate and benzyl chloride in there-necked flask in 1: 1 in molar ratio, dressUpper condenser pipe and thermometer, stir and be warming up to 90 DEG C～110 DEG C reaction 4h, then add epoxychloropropane 4ml,Holding temperature is constant, continues reaction 5h, is cooled to room temperature, obtains crude product, uses acetone/isopropanol weightCrystallization 5 times, 50 DEG C of vacuum drying 48h, obtain the Shuangzi cation imidazoline quaternary ammonium salt shown in formula 2.
Described O ', O '-Diphenyl disulfide is for phosphoric acid-N, and the preparation method of N-diethyl ammonium is specially:
By 22.2g phosphorus pentasulfide (0.1mol), 37.6g phenol (0.4mol) joins 250mL tri-In mouth flask, add 70mL toluene to make solvent; Gradually temperature is elevated to while stirring to 100 DEG C of left sidesRight reaction 45min; Again heat up until reflux, backflow 3h, in course of reaction, solid fades away; SolutionSlightly cold, add a small amount of active carbon boiling decoloring, to filter while hot, filtrate is cooled to room temperature; By gained filtrateBe transferred in beaker, water-bath is cooling and under agitation dropwise drip 22mL diethyl ammonium (0.2mol),Reaction system is emitted a large amount of heat, and liquid color gradually becomes Chinese red, uses glass bar rapid stirring, hasPrecipitation produces, one night of static placement under room temperature; Filtration under diminished pressure, by toluene wash, to white, product is whiteLook acicular crystal; Toluene recrystallization, filtration under diminished pressure, vacuum drying, obtains white crystal, to obtain final product.
Wherein, described defoamer is selected from one or more in octanol, mineral oil, tributyl phosphate.
Beneficial effect of the present invention:
Metal decontamination liquid provided by the invention has the advantage of low alkali, low bubble, environmental protection, at a lower temperatureHave the effect of deoiling very by force, and corrosivity is very low.
Detailed description of the invention
The invention provides a kind of metal decontamination liquid, it comprises: defoamer 0.3%～5%, cationic surfaceActivating agent 1%～15%, anion surfactant 1%～10%, non-ionic surface active agent 3%～15%, cleaning host 20%～40%, corrosion inhibiter 2%～5% and She measure deionized water.
Described cleaning host is made up of sodium phosphate and sodium metasilicate, and the weight ratio between sodium phosphate and sodium metasilicate is2～4∶1。
Described cationic surfactant can be chloro distearyl dimethyl ammonium, chlorination lauryl front threeOne in base ammonium, methyl-sulfuric acid alkyl trimethyl ammonium, chlorination cocoyl trimethyl ammonium and Cetylpyridinium Chloride or severalPlant and mix.
Described anion surfactant can be alkyl carboxylate's (carboxylate) and poly-alkoxyl carboxylate,Alcohol b-oxide carboxylate, nonylphenol ethoxylate carboxylate, and analog; Sulfonate, for example alkaneBase sulfonate, alkylbenzenesulfonate, alkylaryl sulfonates, sulfonated fatty acid ester, and analog; SulphurHydrochlorate, for example sulfated alcohols, sulfated alcohols b-oxide, sulphation alkylphenol, alkyl sulfate,Sulfosuccinate, alkyl ether sulfate, and analog; And phosphate, for example alkyl phosphate, andAnalog. The anion surfactant exemplifying comprises sodium alklyarylsulfonate, alpha-alefinically sulfonate and fatFat alcohol sulfate.
Described non-ionic surface active agent can for for example chloro-, benzyl-, methyl-, ethyl-, propyl group-DingBase-and the polyglycol ether of other similar alkyl-blocked fatty alcohols; Containing polyalkylene oxides non-fromSub-surface activating agent, for example alkyl poly glucoside; Anhydro sorbitol and sucrose ester, and b-oxide; OxygenChange amine, for example alkoxide ethylenediamine; Alcohol alkoxide, for example alcohol ethoxy propoxide, alcohol propoxide,Alcohol the third oxygen ethoxy propoxide, alcohol ethoxy fourth oxide, and analog; Nonylphenol ethoxylate, poly-Oxyethylene glycol ether and analog; Carboxylate, for example glyceride, polyoxyethylene ester, the ethoxy of aliphatic acidChange and binary alcohol esters, and analog; Carboxylic acid amide, for example diethanol amine condensation product, monoalkanolamine condensationThing, polyoxyethylene fatty acid amide, and analog; And polyalkylene oxide block copolymer, comprising ringOxidative ethane/propylene oxide block copolymer, for example, with trade nameThose that are purchased, and analog (BASF-Wyandotte); With other similar non-ionic compound. Also can use organicSilicon surface active agent, for exampleB8852。
Described corrosion inhibiter is by Shuangzi cation imidazoline quaternary ammonium salt and O ', and O '-Diphenyl disulfide is for phosphoric acid-N, N-diethyl ammonium forms.
Described O ', O '-Diphenyl disulfide is for phosphoric acid-N, and N-diethyl ammonium is as shown in Equation 1.
Described Shuangzi cation imidazoline quaternary ammonium salt as shown in Equation 2.
Described Shuangzi cation imidazoline quaternary ammonium salt and O ', O '-Diphenyl disulfide is for phosphoric acid-N, N-diethyl ammoniumMass ratio be 1: 2～1: 4.
The preparation method of described Shuangzi cation imidazoline quaternary ammonium salt is specially:
The first step, gets 34.8g oleic acid and 15.3g diethylenetriamine, 0.2g aluminum trioxide catalyst is put intoTo being equipped with in the there-necked flask of thermometer, reflux condensing tube and water knockout drum, add band aqua dimethylbenzene simultaneously40ml, adopts 140 DEG C, 170 DEG C, 220 DEG C ladder-elevating temperature methods, dewaters, until no longer include aquaticBecome, be down to 140 DEG C of decompression distillation, slough dimethylbenzene, generate acid amides cyclisation and obtain imidazoline intermediate;
Second step, joins imidazoline intermediate and benzyl chloride in there-necked flask in 1: 1 in molar ratio, dressUpper condenser pipe and thermometer, stir and be warming up to 90 DEG C～110 DEG C reaction 4h, then add epoxychloropropane 4ml,Holding temperature is constant, continues reaction 5h, is cooled to room temperature, obtains crude product, uses acetone/isopropanol weightCrystallization 5 times, 50 DEG C of vacuum drying 48h, obtain the Shuangzi cation imidazoline quaternary ammonium salt shown in formula 2.
Described O ', O '-Diphenyl disulfide is for phosphoric acid-N, and the preparation method of N-diethyl ammonium is specially:
By 22.2g phosphorus pentasulfide (0.1mol), 37.6g phenol (0.4mol) joins 250mL tri-In mouth flask, add 70mL toluene to make solvent; Gradually temperature is elevated to while stirring to 100 DEG C of left sidesRight reaction 45min; Again heat up until reflux, backflow 3h, in course of reaction, solid fades away; SolutionSlightly cold, add a small amount of active carbon boiling decoloring, to filter while hot, filtrate is cooled to room temperature; By gained filtrateBe transferred in beaker, water-bath is cooling and under agitation dropwise drip 22mL diethyl ammonium (0.2mol),Reaction system is emitted a large amount of heat, and liquid color gradually becomes Chinese red, uses glass bar rapid stirring, hasPrecipitation produces, one night of static placement under room temperature; Filtration under diminished pressure, by toluene wash, to white, product is whiteLook acicular crystal; Toluene recrystallization, filtration under diminished pressure, vacuum drying, obtains white crystal, obtains sterling.
Described defoamer is selected from one or more in octanol, mineral oil, tributyl phosphate.
The present invention also provides the preparation method of above-mentioned metal decontamination liquid, in deionized water, adds in proportionDefoamer, cationic surfactant, anion surfactant, non-ionic surface active agent, cleaningHost and corrosion inhibiter, stir about 30 minutes, to obtain final product.
Below adopt embodiment to describe embodiments of the present invention in detail, whereby how the present invention is appliedTechnological means solves technical problem, and the implementation procedure of reaching technique effect can fully understand and real according to thisExecute.
The preparation of embodiment 1 Shuangzi cation imidazoline quaternary ammonium salt
Get 34.8g oleic acid and 15.3g diethylenetriamine, 0.2g aluminum trioxide catalyst is put into temperature is housedIn the there-necked flask of degree meter, reflux condensing tube and water knockout drum, add band aqua dimethylbenzene 40ml simultaneously, adoptBy 140 DEG C, 170 DEG C, 220 DEG C ladder-elevating temperature methods, dewater, generate until no longer include water, be down to140 DEG C of decompression distillation, slough dimethylbenzene, generate acid amides cyclisation and obtain imidazoline intermediate; By imidazolineIntermediate and benzyl chloride join in there-necked flask for 1: 1 in molar ratio, load onto condenser pipe and thermometer, stirMix and be warming up to 90 DEG C～110 DEG C reaction 4h, then add epoxychloropropane 4ml, holding temperature is constant, continuesContinuous reaction 5h, is cooled to room temperature, obtains crude product, and with acetone/isopropanol recrystallization 5 times, 50 DEG C trueEmpty dry 48h, obtains Shuangzi cation imidazoline quaternary ammonium salt.
Embodiment 2O ', O '-Diphenyl disulfide is for phosphoric acid-N, the preparation of N-diethyl ammonium
By 22.2g phosphorus pentasulfide (0.1mol), 37.6g phenol (0.4mol) joins 250mL tri-In mouth flask, add 70mL toluene to make solvent; Gradually temperature is elevated to while stirring to 100 DEG C of left sidesRight reaction 45min; Again heat up until reflux, backflow 3h, in course of reaction, solid fades away; SolutionSlightly cold, add a small amount of active carbon boiling decoloring, to filter while hot, filtrate is cooled to room temperature; By gained filtrateBe transferred in beaker, water-bath is cooling and under agitation dropwise drip 22mL diethyl ammonium (0.2mol),Reaction system is emitted a large amount of heat, and liquid color gradually becomes Chinese red, uses glass bar rapid stirring, hasPrecipitation produces, one night of static placement under room temperature; Filtration under diminished pressure, by toluene wash, to white, product is whiteLook acicular crystal; Toluene recrystallization, filtration under diminished pressure, vacuum drying, obtains white crystal, obtains sterling.
Embodiment 3: metal decontamination liquid 1
By defoamer tributyl phosphate 2g, cationic surfactant chloro distearyl dimethyl ammonium 8g,Anion surfactant tolyl sodium sulfonate 6g, by name as non-ionic surface active agent commoditySilicon surface active agent 12g, sodium phosphate 20g and sodium metasilicate 10g, embodiment 1 makeStandby Shuangzi cation imidazoline quaternary ammonium salt 1g, O ' prepared by embodiment 2, O '-Diphenyl disulfide is for phosphoric acid-N, N-diethyl ammonium 3g is dissolved in deionized water, stirs about 30 minutes, to obtain final product.
Comparative example 1 metal decontamination liquid 2
By defoamer tributyl phosphate 2g, cationic surfactant chloro distearyl dimethyl ammonium 8g,Anion surfactant tolyl sodium sulfonate 6g, by name as non-ionic surface active agent commoditySilicon surface active agent 12g, sodium phosphate 20g and sodium metasilicate 10g, embodiment 1 makeStandby Shuangzi cation imidazoline quaternary ammonium salt 4g is dissolved in deionized water, stirs about 30 minutes,.
Comparative example 2 metal decontamination liquids 3
By defoamer tributyl phosphate 2g, cationic surfactant chloro distearyl dimethyl ammonium 8g,Anion surfactant tolyl sodium sulfonate 6g, by name as non-ionic surface active agent commoditySilicon surface active agent 12g, sodium phosphate 20g and sodium metasilicate 10g, embodiment 2 makeStandby O ', O '-Diphenyl disulfide is for phosphoric acid-N, and N-diethyl ammonium 4g is dissolved in deionized water, stirs 30 pointsClock left and right, to obtain final product.
Comparative example 3 metal decontamination liquids 4
By defoamer tributyl phosphate 2g, cationic surfactant chloro distearyl dimethyl ammonium 8g,Anion surfactant tolyl sodium sulfonate 6g, by name as non-ionic surface active agent commoditySilicon surface active agent 12g, sodium phosphate 20g and sodium metasilicate 10g be dissolved in deionizationIn water, stir about 30 minutes, to obtain final product.
It is clear that the metal decontamination liquid that embodiment 1 and comparative example 1-3 are obtained carries out metallic aluminium clean surface greasy dirtWash, the results are shown in Table 1.
Cleaning rate: the greasy dirt weight/greasy dirt original weight of cleaning rate=wash;
Anticorrosive property: grading standard: 0 grade of surface is rustless, without significant change.
1 grade of surface is rustless, light discolouration or loss of gloss.
2 grades of light rust in surface or inhomogeneous variable color.
3 grades of surperficial large area corrosions.
Stability: mixed composition was placed after 4 hours, observed its layering situation, stabilize to regardless ofLayer is not muddy, and shakiness is decided to be layering or muddiness.
Table 1
| Group | Anticorrosive property | Cleaning rate | Stability |
| Embodiment 3 | 0 grade | 96.2 | Stable |
| Comparative example 1 | 2 grades | 93.9 | Stable |
| Comparative example 2 | 2 grades | 92.7 | Stable |
| Comparative example 3 | 3 grades | 90.3 | Stable |
All above-mentioned these intellectual properties of primary enforcement, do not set the other forms of enforcement of restriction thisPlant new product and/or new method. Those skilled in the art will utilize this important information, foregoing amendment,To realize similar implementation status. But all modifications or transformation belong to reservation based on new product of the present inventionRight.
The above, be only preferred embodiment of the present invention, is not that the present invention is made to other formRestriction, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changedOr be modified as the equivalent embodiment of equivalent variations. But every technical solution of the present invention content that do not depart from, complies withAny simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention,Still belong to the protection domain of technical solution of the present invention.
Claims (7)
1. a metal decontamination liquid, it is characterized in that: formed by defoamer mass percent 0.3%～5%, cationic surfactant mass percent 1%～15%, anion surfactant mass percent 1%～10%, non-ionic surface active agent mass percent 3%～15%, cleaning host mass percent 20%～40%, corrosion inhibiter 2%～5% mass percent and surplus deionized water, described corrosion inhibiter is by Shuangzi cation imidazoline quaternary ammonium salt and O, O '-Diphenyl disulfide is for phosphoric acid-N, and N-diethyl ammonium forms;
Described cleaning host is made up of sodium phosphate and sodium metasilicate, and the weight ratio between sodium phosphate and sodium metasilicate is 2～4:1;
Described Shuangzi cation imidazoline quaternary ammonium salt and O, O '-Diphenyl disulfide is for phosphoric acid-N, and the mass ratio of N-diethyl ammonium is 1:2～1:4.
2. metal decontamination liquid as claimed in claim 1, is characterized in that: described cationic surfactant is one or more mixing in chloro distearyl dimethyl ammonium, Trimethyllaurylammonium chloride, methyl-sulfuric acid alkyl trimethyl ammonium, chlorination cocoyl trimethyl ammonium and Cetylpyridinium Chloride.
3. metal decontamination liquid as claimed in claim 1 or 2, is characterized in that: described anion surfactant is alkyl carboxylate, poly-alkoxyl carboxylate, alcohol b-oxide carboxylate, nonylphenol ethoxylate carboxylate, sulfonate, sulfate or phosphate.
4. metal decontamination liquid as claimed in claim 1 or 2, it is characterized in that: described non-ionic surface active agent be chloro-, benzyl-, methyl-, ethyl-, propyl group-, the polyglycol ether of the fatty alcohol of butyl-end-blocking, alkyl poly glucoside, anhydro sorbitol, amine oxide, alcohol alkoxide, nonylphenol ethoxylate, polyoxyethylene glycol ether, carboxylate or carboxylic acid amide.
5. metal decontamination liquid as claimed in claim 1, is characterized in that: the preparation method of described Shuangzi cation imidazoline quaternary ammonium salt is specially,
The first step, get 34.8g oleic acid and 15.3g diethylenetriamine, 0.2g aluminum trioxide catalyst is put in the there-necked flask that thermometer, reflux condensing tube and water knockout drum are housed, add band aqua dimethylbenzene 40mL simultaneously, adopt 140 DEG C, 170 DEG C, 220 DEG C ladder-elevating temperature methods, dewater, generate until no longer include water, be down to 140 DEG C of decompression distillation, slough dimethylbenzene, generate acid amides cyclisation and obtain imidazoline intermediate;
Second step, by imidazoline intermediate and benzyl chloride in molar ratio 1:1 join in there-necked flask, load onto condenser pipe and thermometer, stir and be warming up to 90 DEG C～110 DEG C reaction 4h, add again epoxychloropropane 4mL, holding temperature is constant, continues reaction 5h, is cooled to room temperature, obtain crude product, with acetone/isopropanol recrystallization 5 times, 50 DEG C of vacuum drying 48h, obtain Shuangzi cation imidazoline quaternary ammonium salt.
6. metal decontamination liquid as claimed in claim 1, it is characterized in that: described O, O '-Diphenyl disulfide is for phosphoric acid-N, and the preparation method of N-diethyl ammonium is specially the phosphorus pentasulfide by 22.2g, 37.6g phenol joins in 250mL there-necked flask, adds 70mL toluene to make solvent; Gradually temperature is elevated to while stirring to 100 DEG C of reaction 45min; Again heat up until reflux, backflow 3h, in course of reaction, solid fades away; Solution is slightly cold, adds a small amount of active carbon boiling decoloring, filters while hot, and filtrate is cooled to room temperature; Gained filtrate is transferred in beaker, and water-bath is cooling and under agitation dropwise drip 22mL diethylamine, and reaction system is emitted a large amount of heat, and liquid color gradually becomes Chinese red, uses glass bar rapid stirring, has precipitation to produce, one night of static placement under room temperature; Filtration under diminished pressure, by toluene wash, to white, product is white needle-like crystals; Toluene recrystallization, filtration under diminished pressure, vacuum drying, obtains white crystal, obtains sterling.
7. metal decontamination liquid as claimed in claim 1 or 2, is characterized in that: described defoamer is selected from one or more in octanol, mineral oil, tributyl phosphate.
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| CN107841747A (en) * | 2017-11-08 | 2018-03-27 | 中国科学院海洋研究所 | Acid corrosion-resistant compound corrosion inhibitor a kind of efficient and with self-repair function and preparation method and application |
| CN108625167A (en) * | 2018-03-23 | 2018-10-09 | 江苏凯美斯环保科技有限公司 | A kind of anti-fall slurry oil-control agent of water-jet loom efficient and environment-friendly type and its application |
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