CN104629502A - Metal rust inhibitor and preparation method thereof - Google Patents
Metal rust inhibitor and preparation method thereof Download PDFInfo
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- CN104629502A CN104629502A CN201510044572.4A CN201510044572A CN104629502A CN 104629502 A CN104629502 A CN 104629502A CN 201510044572 A CN201510044572 A CN 201510044572A CN 104629502 A CN104629502 A CN 104629502A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 36
- 239000002184 metal Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title abstract description 11
- 239000003112 inhibitor Substances 0.000 title abstract description 7
- -1 sorbitan fatty acid ester Chemical class 0.000 claims abstract description 56
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 46
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 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 claims abstract description 15
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical class OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 15
- 239000011734 sodium Substances 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 13
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 13
- 239000000194 fatty acid Substances 0.000 claims abstract description 13
- 229930195729 fatty acid Natural products 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims description 38
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 34
- 239000003643 water by type Substances 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 18
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 17
- 150000002148 esters Chemical class 0.000 claims description 17
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 17
- 150000001408 amides Chemical class 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 13
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 229910052725 zinc Inorganic materials 0.000 claims description 12
- 239000011701 zinc Substances 0.000 claims description 12
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 9
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 3
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract description 7
- 230000007797 corrosion Effects 0.000 abstract description 6
- FEPCMSPFPMPWJK-OLPJDRRASA-N maleopimaric acid Chemical compound C([C@]12C=C([C@H](C[C@@H]11)[C@H]3C(OC(=O)[C@@H]23)=O)C(C)C)C[C@@H]2[C@]1(C)CCC[C@@]2(C)C(O)=O FEPCMSPFPMPWJK-OLPJDRRASA-N 0.000 abstract description 4
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000008367 deionised water Substances 0.000 abstract 2
- 229910021641 deionized water Inorganic materials 0.000 abstract 2
- AEQDJSLRWYMAQI-UHFFFAOYSA-N 2,3,9,10-tetramethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline Chemical compound C1CN2CC(C(=C(OC)C=C3)OC)=C3CC2C2=C1C=C(OC)C(OC)=C2 AEQDJSLRWYMAQI-UHFFFAOYSA-N 0.000 abstract 1
- 229920000604 Polyethylene Glycol 200 Polymers 0.000 abstract 1
- 229940059260 amidate Drugs 0.000 abstract 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 abstract 1
- SRSXLGNVWSONIS-UHFFFAOYSA-M benzenesulfonate Chemical compound [O-]S(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-M 0.000 abstract 1
- 229940077388 benzenesulfonate Drugs 0.000 abstract 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 abstract 1
- MAILSMABQGTQJD-UHFFFAOYSA-N dodecanedioic acid;sodium Chemical compound [Na].OC(=O)CCCCCCCCCCC(O)=O MAILSMABQGTQJD-UHFFFAOYSA-N 0.000 abstract 1
- NPUKDXXFDDZOKR-LLVKDONJSA-N etomidate Chemical compound CCOC(=O)C1=CN=CN1[C@H](C)C1=CC=CC=C1 NPUKDXXFDDZOKR-LLVKDONJSA-N 0.000 abstract 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 abstract 1
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 229940113115 polyethylene glycol 200 Drugs 0.000 abstract 1
- 239000000176 sodium gluconate Substances 0.000 abstract 1
- 229940005574 sodium gluconate Drugs 0.000 abstract 1
- 235000012207 sodium gluconate Nutrition 0.000 abstract 1
- WSFQLUVWDKCYSW-UHFFFAOYSA-M sodium;2-hydroxy-3-morpholin-4-ylpropane-1-sulfonate Chemical compound [Na+].[O-]S(=O)(=O)CC(O)CN1CCOCC1 WSFQLUVWDKCYSW-UHFFFAOYSA-M 0.000 abstract 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 229960000583 acetic acid Drugs 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 239000012362 glacial acetic acid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- 238000010792 warming Methods 0.000 description 3
- 235000011478 zinc gluconate Nutrition 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 229910001060 Gray iron Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical group C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000013556 antirust agent Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000010974 bronze Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000005457 ice water Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 231100001010 corrosive Toxicity 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- UZBQIPPOMKBLAS-UHFFFAOYSA-N diethylazanide Chemical compound CC[N-]CC UZBQIPPOMKBLAS-UHFFFAOYSA-N 0.000 description 1
- BRWZYZWZBMGMMG-UHFFFAOYSA-J dodecanoate tin(4+) Chemical compound [Sn+4].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O BRWZYZWZBMGMMG-UHFFFAOYSA-J 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000010814 metallic waste Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002362 mulch Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention relates to a metal rust inhibitor which comprises a film forming agent, a corrosion inhibitor and an auxiliary and is characterized in that the film forming agent comprises the following components in parts by weight: 15-20 parts of polyethylene glycol-200 dimethacrylate and 20-30 parts of ethanol; the corrosion inhibitor comprises the following components in parts by weight: 8-10 parts of maleopimaric acid diethanolamine, 5-10 parts of dodecanedioic acid sodium amidate, 5-10 parts of boroglyceride triethanolamine salt, 1-5 parts of sodium doodecyl benzene sulfonate, 3-5 parts of ammonium persulfate, 0.5-1 part of an emulsifier OP-10 and 15-25 parts of deionized water; and the auxiliary comprises the following components in parts by weight: 3-5 parts of urotropine or sodium gluconate, 5-10 parts of sorbitan fatty acid ester, 3-5 parts of zinc naphthenate, 10-15 parts of diatomite and 5-10 parts of deionized water. The metal rust inhibitor has a wide application range and a stable rust inhibiting effect and is safe and environment-friendly. The invention further relates to a preparation method of the metal rust inhibitor. The preparation method has simple steps and high efficiency.
Description
Technical field
The present invention relates to technical field of metal anti-corrosion, specifically refer to a kind of Environment protection type metal rust inhibitor and preparation method thereof.
Background technology
In storage, transport and use procedure, due to the impact by materials such as steam, oxygen, acid, alkali, salt and carbide in ambiance, physics, chemical transformation and corrosion occurs can be there is under the condition of certain temperature, humidity and time duration in metal.In order to improve metallicity, reducing the metal waste that corrosion causes, needing to carry out antirust treatment to metallic surface.
The antirust treatment carried out metal is at present generally water-based antirust agent is coated in metallic surface to reach rust-proof effect.Traditional water-based antirust agent is in water solvent, add a certain amount of rust-preventive agent, to stop the generation of chemistry or electrochemical action.In prior art, water-soluble inorganic rust-preventive agent adopts the passivating techniques such as Sodium Nitrite, potassium bichromate, borate, aluminate, tungstate mostly, generates insoluble passivation film or reaction rete, to play rust inhibition.But the material of main part that this type of rust-preventive agent adopts all has larger toxicity, to human body and environment, there is larger harm.At present, China has made some progress in the consumption reducing nitrite, but rust-proof effect is still undesirable, and does not eliminate its pollution problem caused; Although chromic acid and dichromate have good rust-proof effect, there is environmental pollution and toxicity problem in it, belongs to the compound field that taboo amount uses.
In order to solve the problem, application publication number is that Chinese invention patent application " a kind of water metal rust-resisting agent and preparation method thereof " (application number: 201310310044.X) of CN103436889A discloses a kind of rust-preventive agent, its key ingredient is morpholine, tin laurate, the materials such as alkylphenol polyoxyethylene, not containing toxic and heavy metal components, the rust-preventing characteristic level of nitrite water-based antirust product to ferrous metal can be reached, and it is simple to operate, antirust treatment can be carried out to equipment by the method for soaking and spray, but the anti-rust film that this rust-preventive agent is formed in metallic surface is very thin, effectively cannot stop that external environment is to corrosion of metal for a long time, and the adaptability that can only meet non-ferrous metals such as copper aluminium, there is larger limitation in use range.
Therefore, current metal antirusting agent is awaited doing further improvement.
Summary of the invention
First technical problem to be solved by this invention is the present situation for prior art, provides a kind of applied widely, rust-proof effect to stablize and the metal antirusting agent of safety and environmental protection.
Second technical problem to be solved by this invention is the present situation for prior art, provides a kind of preparation method of above-mentioned metal antirusting agent, and this preparation method's step is simple, preparation efficiency is high.
The present invention solves the technical scheme that above-mentioned first technical problem adopt: a kind of metal antirusting agent, comprises membrane-forming agent, inhibiter and auxiliary agent, it is characterized in that:
Described membrane-forming agent comprises following component by weight:
Methacrylate polyoxyethylene glycol (200) ester 15 ~ 20 parts,
Ethanol 20 ~ 30 parts;
Described inhibiter comprises following component by weight:
Described auxiliary agent comprises following component by weight:
As preferably, described auxiliary agent comprises following component by weight:
The present invention solves the technical scheme that above-mentioned second technical problem adopt: a kind of preparation method of above-mentioned metal antirusting agent, is characterized in that comprising the following steps:
(1) inhibiter is prepared: by 8 ~ 10 parts of maleopimaric acid alcohol amide, 5 ~ 10 parts of bay diacid amide sodium, 5 ~ 10 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, 0.5 ~ 1 part of OP-10 emulsifying agent is added successively, 1 ~ 5 part of Sodium dodecylbenzene sulfonate, 3 ~ 5 parts of ammonium persulphates and 15 ~ 25 parts of deionized waters, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 75 DEG C ~ 85 DEG C, after insulation reaction 1 ~ 2h, reactor is placed in Indoor Natural cooling, to be cooled to regulating the pH of resultant in reactor to neutral during room temperature,
(2) be equipped with in the reactor of agitator to one and add 20 ~ 30 parts of ethanol and 15 ~ 20 parts of methacrylate polyoxyethylene glycol (200) esters, add 3 ~ 5 parts of urotropines or Sunmorl N 60S, 3 ~ 5 parts of zinc naphthenates, 10 ~ 15 parts of diatomite and 5 ~ 10 parts of deionized waters after stirring, stir 0.5 ~ 1h;
(3) in the reactor of step (2), add inhibiter and 5 ~ 10 parts of sorbitan fatty acid esters that step (1) prepares, stir 20 ~ 30min.
Compared with prior art, the invention has the advantages that:
(1) the present invention adopts methacrylate polyoxyethylene glycol (200) ester as the main component of membrane-forming agent, with glycerine conventional in prior art, Xylo-Mucine, Natvosol, vinylbenzene, the materials such as Hydroxyethyl acrylate are compared, methacrylate polyoxyethylene glycol (200) ester not only safety and environmental protection, and quality of forming film is high, behind rust-preventive agent coating and metallic surface, the existence of methacrylate polyoxyethylene glycol (200) ester can make rust-preventive agent rete well be combined with reinforcing bar, ensure that, between rust-preventive agent rete and metallic surface, there is good sticking power, thus greatly improve rust-proof effect and the stability of rust-preventive agent,
(2) the composite formation inhibiter of polycomponent such as maleopimaric acid alcohol amide, bay diacid amide sodium, boroglyceride triethanolamine salt are adopted, because maleopimaric acid alcohol amide has multiple hydrophilic polar group, to metal, there is larger affinity ability, be easy to absorption on the metal surface, interact with bulk composition methacrylate polyoxyethylene glycol (200) ester of membrane-forming agent, further enhancing the sticking power between rust-preventive agent rete and metallic surface, add the stability of rust-proof effect;
(3) because the alkyl of maleopimaric acid alcohol amide arranges outwardly in metallic surface, alkyl is as hydrophobic grouping, one deck absorption protective membrane is defined in metallic surface, thus prevent cathode and anode corrosion process, and the present invention takes full advantage of " synergistic effect " between maleopimaric acid alcohol amide, bay diacid amide sodium, boroglyceride triethanolamine salt three, define fine and close mulch film, after being coated on metallic surface, effectively can resist the immersion of Environmental Water, oxygen and other corrosivess, thus reach good rust protection object;
(4) raw material that rust-preventive agent of the present invention adopts all belongs to non-toxic and safe compound, environmentally friendly, and all has good adaptability to the metal such as cast iron, aluminum bronze, applied widely; Preparation method's step of the present invention is simple, raw material is easy to get, preparation efficiency is high, is convenient to apply on a large scale.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 8 parts of maleopimaric acid alcohol amide, 5 parts of bay diacid amide sodium, 5 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 1 part of OP-10 emulsifying agent, 1 part of Sodium dodecylbenzene sulfonate, 3 parts of ammonium persulphates and 15 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 75 DEG C, after insulation reaction 1.5h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 20 parts of ethanol and 15 parts of methacrylate polyoxyethylene glycol (200) esters, add 3 parts of urotropines, 3 parts of zinc naphthenates, 10 parts of diatomite and 5 parts of deionized waters after stirring, stir 0.5h;
(3) in the reactor of step (2), add inhibiter and 5 parts of sorbitan fatty acid esters that step (1) prepares, stir 25min.
Embodiment 2:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 8 parts of maleopimaric acid alcohol amide, 8 parts of bay diacid amide sodium, 5 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 1 part of OP-10 emulsifying agent, 3 parts of Sodium dodecylbenzene sulfonatees, 3 parts of ammonium persulphates and 25 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 77 DEG C, after insulation reaction 1h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 25 parts of ethanol and 15 parts of methacrylate polyoxyethylene glycol (200) esters, add 5 parts of urotropines, 3 parts of zinc naphthenates, 15 parts of diatomite and 6 parts of deionized waters after stirring, stir 0.8h;
(3) in the reactor of step (2), add inhibiter and 8 parts of sorbitan fatty acid esters that step (1) prepares, stir 20min.
Embodiment 3:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 10 parts of maleopimaric acid alcohol amide, 8 parts of bay diacid amide sodium, 10 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 1 part of OP-10 emulsifying agent, 3 parts of Sodium dodecylbenzene sulfonatees, 5 parts of ammonium persulphates and 18 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 80 DEG C, after insulation reaction 0.8h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 25 parts of ethanol and 18 parts of methacrylate polyoxyethylene glycol (200) esters, add 5 parts of urotropines, 5 parts of zinc naphthenates, 15 parts of diatomite and 7 parts of deionized waters after stirring, stir 0.6h;
(3) in the reactor of step (2), add inhibiter and 8 parts of sorbitan fatty acid esters that step (1) prepares, stir 28min.
Embodiment 4:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 10 parts of maleopimaric acid alcohol amide, 10 parts of bay diacid amide sodium, 10 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 1 part of OP-10 emulsifying agent, 5 parts of Sodium dodecylbenzene sulfonatees, 5 parts of ammonium persulphates and 20 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 85 DEG C, after insulation reaction 2h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 30 parts of ethanol and 20 parts of methacrylate polyoxyethylene glycol (200) esters, add 5 parts of urotropines, 5 parts of zinc naphthenates, 12 parts of diatomite and 8 parts of deionized waters after stirring, stir 1h;
(3) in the reactor of step (2), add inhibiter and 10 parts of sorbitan fatty acid esters that step (1) prepares, stir 30min.
Embodiment 5:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 8.5 parts of maleopimaric acid alcohol amide, 6 parts of bay diacid amide sodium, 9 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 0.5 part of OP-10 emulsifying agent, 2 parts of Sodium dodecylbenzene sulfonatees, 4 parts of ammonium persulphates and 25 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 82 DEG C, after insulation reaction 1h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 22 parts of ethanol and 16 parts of methacrylate polyoxyethylene glycol (200) esters, add 4 parts of urotropines, 4 parts of zinc naphthenates, 14 parts of diatomite and 9 parts of deionized waters after stirring, stir 1h;
(3) in the reactor of step (2), add inhibiter and 6 parts of sorbitan fatty acid esters that step (1) prepares, stir 20min.
Embodiment 6:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 9 parts of maleopimaric acid alcohol amide, 7 parts of bay diacid amide sodium, 6 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 0.8 part of OP-10 emulsifying agent, 4 parts of Sodium dodecylbenzene sulfonatees, 3.5 parts of ammonium persulphates and 19 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 75 DEG C, after insulation reaction 1.5h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 24 parts of ethanol and 17 parts of methacrylate polyoxyethylene glycol (200) esters, add 3 parts of Zinc Gluconates, 3.5 parts of zinc naphthenates, 13 parts of diatomite and 10 parts of deionized waters after stirring, stir 1h;
(3) in the reactor of step (2), add inhibiter and 9 parts of sorbitan fatty acid esters that step (1) prepares, stir 29min.
Embodiment 7:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 9.5 parts of maleopimaric acid alcohol amide, 9 parts of bay diacid amide sodium, 8 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 0.9 part of OP-10 emulsifying agent, 4 parts of Sodium dodecylbenzene sulfonatees, 4.5 parts of ammonium persulphates and 16 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 75 DEG C, after insulation reaction 1.5h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 26 parts of ethanol and 19 parts of methacrylate polyoxyethylene glycol (200) esters, add 4 parts of Zinc Gluconates, 4.5 parts of zinc naphthenates, 12 parts of diatomite and 8 parts of deionized waters after stirring, stir 0.6h;
(3) in the reactor of step (2), add inhibiter and 7 parts of sorbitan fatty acid esters that step (1) prepares, stir 26min.
Embodiment 8:
In the present embodiment, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 10 parts of maleopimaric acid alcohol amide, 8.5 parts of bay diacid amide sodium, 7 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 0.9 part of OP-10 emulsifying agent, 5 parts of Sodium dodecylbenzene sulfonatees, 4.5 parts of ammonium persulphates and 18 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 80 DEG C, after insulation reaction 2h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 28 parts of ethanol and 20 parts of methacrylate polyoxyethylene glycol (200) esters, add 5 parts of Zinc Gluconates, 4 parts of zinc naphthenates, 11 parts of diatomite and 7 parts of deionized waters after stirring, stir 1h;
(3) in the reactor of step (2), add inhibiter and 10 parts of sorbitan fatty acid esters that step (1) prepares, stir 30min.
Comparative example 1:
In this comparative example, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 10 parts of bay diacid amide sodium, 10 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 1 part of OP-10 emulsifying agent, 5 parts of Sodium dodecylbenzene sulfonatees, 5 parts of ammonium persulphates and 25 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 80 DEG C, after insulation reaction 2h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 30 parts of ethanol and 20 parts of methacrylate polyoxyethylene glycol (200) esters, add 5 parts of urotropines, 5 parts of zinc naphthenates, 15 parts of diatomite and 10 parts of deionized waters after stirring, stir 1h;
(3) in the reactor of step (2), add inhibiter and 10 parts of sorbitan fatty acid esters that step (1) prepares, stir 30min.
Comparative example 2:
In this comparative example, the preparation method of metal antirusting agent comprises the following steps:
(1) inhibiter is prepared: 10 parts of maleopimaric acid alcohol amide, 10 parts of bay diacid amide sodium, 10 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, add 1 part of OP-10 emulsifying agent, 5 parts of Sodium dodecylbenzene sulfonatees, 5 parts of ammonium persulphates and 25 parts of deionized waters successively, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 80 DEG C, after insulation reaction 2h, reactor is placed in Indoor Natural cooling, the pH to 7 to regulating resultant in reactor during room temperature to be cooled;
(2) be equipped with in the reactor of agitator to one and add 5 parts of urotropines, 5 parts of zinc naphthenates, 15 parts of diatomite and 10 parts of deionized waters, stir 1h;
(3) in the reactor of step (2), add inhibiter and 10 parts of sorbitan fatty acid esters that step (1) prepares, stir 30min.
The preparation method of the maleopimaric acid alcohol amide used in the various embodiments described above and comparative example is as follows:
1) extraction of resinous acid: with 450mL acetone, 150g rosin powder is dissolved to solution clarification at 40 DEG C, filtered while hot removing impurity; Filtrate being transferred to is had in the four-hole boiling flask of return stirring device, and be warming up to 40 DEG C, then transferred in constant pressure funnel; 45g ring amine is dissolved in 75mL acetone, the acetone soln of this ring amine is slowly joined in above-mentioned filtrate, to produce after a large amount of white precipitates insulation reaction 1h at 40 DEG C; After reaction terminates, change ice-water bath and cool to 5 DEG C, filter after keeping 30min and use 70mL through the water-cooled washing with acetone filter residue of ice, by the filter residue vacuum-drying at 40 DEG C after washing;
Get the dried filter residue of 160g and 300mL ether adds in the four-hole boiling flask of a return stirring device, stirring and refluxing, and the hydrochloric acid slowly dripping 2mol/L is to white powder completely dissolve, then at room temperature sustained reaction 30min; Be transferred to by reaction solution in separating funnel, removing water layer, washes organic phase with water, repeatedly until aqueous phase pH is 6.0; Decompression steams most of ether in above-mentioned organic phase, and by the vacuum-drying at 40 DEG C of gained thick liquid, gained is resinous acid;
2) synthesis of maleopimaric anhydride: add 100g resinous acid, 2.8g catalyzer toluene sulfonic acide, 16g MALEIC ANHYDRIDE and 60mL Glacial acetic acid in the four-hole boiling flask that thermometer, agitator, nitrogen protection, reflux are housed, be warming up to 140 DEG C, react 7h under reflux; Be cooled to 110 DEG C, add 250mL Glacial acetic acid, after continuing to be cooled to room temperature, with ice-water bath cooling, suction filtration obtains white crystals crude product; Use Glacial acetic acid to carry out recrystallization to product, by straight product vacuum-drying at 60 DEG C, gained is maleopimaric anhydride;
3) synthesis of maleopimaric acid alcohol amide: add 10g maleopimaric anhydride, 10mL methyl alcohol and the 0.15g vitriol oil in the four-hole boiling flask that agitator, thermometer, reflux condensing tube and water trap are housed, oil bath is warming up to 65 DEG C of reaction 2h, after completion of the reaction, underpressure distillation removes excessive methanol solution, and wash 3 removing sulfuric acid, and then adopt distillation under vacuum to remove to anhydrate, gained is maleopimaric acid methyl esters;
In the four-hole boiling flask that agitator, thermometer, reflux condensing tube and water trap are housed, add maleopimaric acid methyl esters obtained above, 12g diethylamide and 0.2g potassium hydroxide, react 4h at oil bath 110 DEG C, become clear yellow viscous to solution from water white transparency; The methyl alcohol that underpressure distillation removing produces, namely obtains the product of clear yellow viscous; To fix phase with silica gel, methyl alcohol is eluent, is separated crude product through column chromatography, and products therefrom is maleopimaric acid alcohol amide.
The raw material that the preparation method of above-mentioned maleopimaric acid alcohol amide chooses is the raw material that market has easily been bought, and preparation method easily grasps, and easily holds the control overflow of each reaction parameter, for the acquisition of maleopimaric acid alcohol amide is provided convenience.
By test, performance measurement is carried out to rust-preventive agent prepared by the various embodiments described above and comparative example:
1) damp and hot rust prevention test: the test piece of one-level grey cast iron is soaked 1min in the rust-preventive agent of 50 ~ 70 DEG C, then drying and processing is carried out, test piece after process is put on the dividing plate of moisture eliminator, adds a cover constant temperature under being placed on 35 DEG C of conditions and place, observe antirust time;
2) seal rust prevention test up for safekeeping: the test piece of one-level grey cast iron soaks 1min in the rust-preventive agent of 50 ~ 70 DEG C, then carries out drying and processing, the test piece after process is put into transparent sealed plastic bag, the surface appearance of routine observation test piece.
The performance measurement result of rust-preventive agent prepared by each embodiment and comparative example is as shown in table 1, table 2.
Table 1
Table 2
From upper table 1,2, the antirust time of the rust-preventive agent that various embodiments of the present invention provide is longer, can reach more than 12 months, and has good adaptability to the metal such as cast iron, aluminum bronze, rust-preventive agent, to environment and all nontoxic to operator's health, is a kind of metal antirusting agent of safety and environmental protection.
Claims (3)
1. a metal antirusting agent, comprises membrane-forming agent, inhibiter and auxiliary agent, it is characterized in that:
Described membrane-forming agent comprises following component by weight:
Methacrylate polyoxyethylene glycol (200) ester 15 ~ 20 parts,
Ethanol 20 ~ 30 parts;
Described inhibiter comprises following component by weight:
Described auxiliary agent comprises following component by weight:
2. metal antirusting agent according to claim 1, is characterized in that: described auxiliary agent comprises following component by weight:
3. a preparation method for metal antirusting agent described in claim 1, is characterized in that comprising the following steps:
(1) inhibiter is prepared: by 8 ~ 10 parts of maleopimaric acid alcohol amide, 5 ~ 10 parts of bay diacid amide sodium, 5 ~ 10 parts of boroglyceride triethanolamine salts are placed in the reactor that agitator is housed, then in reactor, 0.5 ~ 1 part of OP-10 emulsifying agent is added successively, 1 ~ 5 part of Sodium dodecylbenzene sulfonate, 3 ~ 5 parts of ammonium persulphates and 15 ~ 25 parts of deionized waters, be stirred to after mixing, heating in water bath is carried out to above-mentioned reactor, bath temperature 75 DEG C ~ 85 DEG C, after insulation reaction 1 ~ 2h, reactor is placed in Indoor Natural cooling, to be cooled to regulating the pH of resultant in reactor to neutral during room temperature,
(2) be equipped with in the reactor of agitator to one and add 20 ~ 30 parts of ethanol and 15 ~ 20 parts of methacrylate polyoxyethylene glycol (200) esters, add 3 ~ 5 parts of urotropines or Sunmorl N 60S, 3 ~ 5 parts of zinc naphthenates, 10 ~ 15 parts of diatomite and 5 ~ 10 parts of deionized waters after stirring, stir 0.5 ~ 1h;
(3) in the reactor of step (2), add inhibiter and 5 ~ 10 parts of sorbitan fatty acid esters that step (1) prepares, stir 20 ~ 30min.
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| CN109097781A (en) * | 2018-08-27 | 2018-12-28 | 合肥绿洁环保科技有限公司 | A kind of metal antirusting agent containing modified thiadiazoles |
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| CN105970203A (en) * | 2016-04-27 | 2016-09-28 | 宁波高新区夏远科技有限公司 | Long-acting water-based metal antirust agent and preparation method thereof |
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| CN107164751A (en) * | 2017-05-19 | 2017-09-15 | 江苏金基特钢有限公司 | A kind of steel surface antirust agent combination product and its application |
| CN107164751B (en) * | 2017-05-19 | 2019-07-02 | 江苏金基特钢有限公司 | A kind of steel surface antirust agent combination product and its application |
| CN109097781A (en) * | 2018-08-27 | 2018-12-28 | 合肥绿洁环保科技有限公司 | A kind of metal antirusting agent containing modified thiadiazoles |
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