CN108517480A - A kind of environment-friendly type zinc-aluminium plating solution and preparation method thereof - Google Patents
A kind of environment-friendly type zinc-aluminium plating solution and preparation method thereof Download PDFInfo
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- CN108517480A CN108517480A CN201810172138.8A CN201810172138A CN108517480A CN 108517480 A CN108517480 A CN 108517480A CN 201810172138 A CN201810172138 A CN 201810172138A CN 108517480 A CN108517480 A CN 108517480A
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- Prior art keywords
- zinc
- plating solution
- parts
- aluminium
- aluminium plating
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- 238000007747 plating Methods 0.000 title claims abstract description 45
- 229910000611 Zinc aluminium Inorganic materials 0.000 title claims abstract description 33
- HXFVOUUOTHJFPX-UHFFFAOYSA-N alumane;zinc Chemical compound [AlH3].[Zn] HXFVOUUOTHJFPX-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 29
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002904 solvent Substances 0.000 claims abstract description 18
- 239000004411 aluminium Substances 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 13
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 8
- 239000011230 binding agent Substances 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims description 9
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 7
- 150000002148 esters Chemical class 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- 230000003078 antioxidant effect Effects 0.000 claims description 6
- 150000002576 ketones Chemical class 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 4
- ZTHYODDOHIVTJV-UHFFFAOYSA-N Propyl gallate Chemical compound CCCOC(=O)C1=CC(O)=C(O)C(O)=C1 ZTHYODDOHIVTJV-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 239000013556 antirust agent Substances 0.000 claims description 4
- 150000001555 benzenes Chemical class 0.000 claims description 4
- 150000002170 ethers Chemical class 0.000 claims description 4
- 150000008301 phosphite esters Chemical class 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 239000004255 Butylated hydroxyanisole Substances 0.000 claims description 3
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 3
- 235000019282 butylated hydroxyanisole Nutrition 0.000 claims description 3
- CZBZUDVBLSSABA-UHFFFAOYSA-N butylated hydroxyanisole Chemical group COC1=CC=C(O)C(C(C)(C)C)=C1.COC1=CC=C(O)C=C1C(C)(C)C CZBZUDVBLSSABA-UHFFFAOYSA-N 0.000 claims description 3
- 229940043253 butylated hydroxyanisole Drugs 0.000 claims description 3
- 235000010354 butylated hydroxytoluene Nutrition 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- KGRVJHAUYBGFFP-UHFFFAOYSA-N 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) Chemical compound CC(C)(C)C1=CC(C)=CC(CC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O KGRVJHAUYBGFFP-UHFFFAOYSA-N 0.000 claims description 2
- SPSPIUSUWPLVKD-UHFFFAOYSA-N 2,3-dibutyl-6-methylphenol Chemical compound CCCCC1=CC=C(C)C(O)=C1CCCC SPSPIUSUWPLVKD-UHFFFAOYSA-N 0.000 claims description 2
- GBRSPKXOFRTAHS-UHFFFAOYSA-N 5-(4-nitrophenyl)-1,2-oxazole-3-carboxylic acid Chemical compound O1N=C(C(=O)O)C=C1C1=CC=C([N+]([O-])=O)C=C1 GBRSPKXOFRTAHS-UHFFFAOYSA-N 0.000 claims description 2
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 2
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- 239000004952 Polyamide Substances 0.000 claims description 2
- 150000008065 acid anhydrides Chemical class 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- VNYDBDUAFQSYAD-UHFFFAOYSA-N butanoic acid;zinc Chemical compound [Zn].CCCC(O)=O VNYDBDUAFQSYAD-UHFFFAOYSA-N 0.000 claims description 2
- GVJHHUAWPYXKBD-UHFFFAOYSA-N d-alpha-tocopherol Natural products OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-UHFFFAOYSA-N 0.000 claims description 2
- CZHYKKAKFWLGJO-UHFFFAOYSA-N dimethyl phosphite Chemical compound COP([O-])OC CZHYKKAKFWLGJO-UHFFFAOYSA-N 0.000 claims description 2
- 229940042795 hydrazides for tuberculosis treatment Drugs 0.000 claims description 2
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920000768 polyamine Polymers 0.000 claims description 2
- 235000010388 propyl gallate Nutrition 0.000 claims description 2
- 239000000473 propyl gallate Substances 0.000 claims description 2
- 229940075579 propyl gallate Drugs 0.000 claims description 2
- 229920003987 resole Polymers 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 235000010384 tocopherol Nutrition 0.000 claims description 2
- 239000011732 tocopherol Substances 0.000 claims description 2
- 229960001295 tocopherol Drugs 0.000 claims description 2
- 229930003799 tocopherol Natural products 0.000 claims description 2
- GVJHHUAWPYXKBD-IEOSBIPESA-N α-tocopherol Chemical compound OC1=C(C)C(C)=C2O[C@@](CCC[C@H](C)CCC[C@H](C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-IEOSBIPESA-N 0.000 claims description 2
- 239000001993 wax Substances 0.000 claims 2
- XRCRJFOGPCJKPF-UHFFFAOYSA-N 2-butylbenzene-1,4-diol Chemical compound CCCCC1=CC(O)=CC=C1O XRCRJFOGPCJKPF-UHFFFAOYSA-N 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 239000005977 Ethylene Substances 0.000 claims 1
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 claims 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims 1
- 238000000576 coating method Methods 0.000 abstract description 14
- 239000011248 coating agent Substances 0.000 abstract description 13
- 238000005260 corrosion Methods 0.000 abstract description 12
- 230000007797 corrosion Effects 0.000 abstract description 11
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052804 chromium Inorganic materials 0.000 abstract description 3
- 239000011651 chromium Substances 0.000 abstract description 3
- 238000007711 solidification Methods 0.000 abstract description 3
- 230000008023 solidification Effects 0.000 abstract description 3
- 239000003960 organic solvent Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 13
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000005246 galvanizing Methods 0.000 description 6
- 238000012806 monitoring device Methods 0.000 description 6
- 239000011701 zinc Substances 0.000 description 6
- 229910052725 zinc Inorganic materials 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- SQNZJJAZBFDUTD-UHFFFAOYSA-N durene Chemical compound CC1=CC(C)=C(C)C=C1C SQNZJJAZBFDUTD-UHFFFAOYSA-N 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 238000002203 pretreatment Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000005238 degreasing Methods 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000005488 sandblasting Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- PAAZPARNPHGIKF-UHFFFAOYSA-N 1,2-dibromoethane Chemical compound BrCCBr PAAZPARNPHGIKF-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- BGNXCDMCOKJUMV-UHFFFAOYSA-N Tert-Butylhydroquinone Chemical compound CC(C)(C)C1=CC(O)=CC=C1O BGNXCDMCOKJUMV-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000005269 aluminizing Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- PTTPXKJBFFKCEK-UHFFFAOYSA-N 2-Methyl-4-heptanone Chemical compound CC(C)CC(=O)CC(C)C PTTPXKJBFFKCEK-UHFFFAOYSA-N 0.000 description 1
- 229930185605 Bisphenol Natural products 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229920003180 amino resin Polymers 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 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
- 238000004210 cathodic protection Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000012505 colouration Methods 0.000 description 1
- 239000011353 cycloaliphatic epoxy resin Substances 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000004250 tert-Butylhydroquinone Substances 0.000 description 1
- 235000019281 tert-butylhydroquinone Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- BDZBKCUKTQZUTL-UHFFFAOYSA-N triethyl phosphite Chemical compound CCOP(OCC)OCC BDZBKCUKTQZUTL-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/12—Aluminium or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention discloses a kind of environment-friendly type zinc-aluminium plating solutions, including following raw material by weight：10 64 parts of 5 32 parts of zinc powder, 5 32 parts of aluminium powder, 7 53 parts of binder, 1 10 parts of accelerating agent, 1 28 parts of auxiliary agent and solvent A.Zinc powder, aluminium powder, accelerating agent, auxiliary agent, inert organic solvents, the zinc powder, aluminium powder are flakey.The present invention zinc-aluminium plating solution without chromium, solidification temperature is low, hardening time is short, good film-forming property, coating after solidification has excellent hardness, toughness, heat resistance, corrosion resistance and wearability, is particularly suitable for the surfacecti proteon of the special-shaped components such as lamp stand, steel pipe, accessory.
Description
Technical field
The invention belongs to field of metal surface treatment technology more particularly to a kind of environment-friendly type zinc-aluminium plating solution and its preparation sides
Method.
Background technology
Steel product is widely used in national product life, makes under the environmental conditions such as air, soil and seawater
With, it may occur that different degrees of oxidation and corrosion, to cause the waste of serious economic loss and natural resources and the energy.
Hot-dip is the method for commonly preventing corrosion, usually there is the methods of galvanizing by dipping, hot-dip aluminizing zinc.Galvanizing by dipping is that plating is pure
Zinc, resistance to corrosion is weaker, and in general neutral salt spray test is no more than 500 hours；Hot-dip aluminizing zinc is changing for galvanizing by dipping
Into technique, resistance to corrosion is remarkably reinforced, but due to surface compact, fluffy zinc oxide layer can not be formed in coating,
The effect of cathodic protection is deteriorated.
Currently, coating heat resistance, corrosion resistance, adhesion and the film forming that zinc-aluminium plating solution on the market is formed are poor, it is easily de-
It falls.Moreover, generating the waste water, exhaust gas and waste residue etc. to there is pollution to environment in process of production.
Invention content
In view of the problems of the existing technology, the object of the present invention is to provide one kind to have without chromium, hardness height, toughness
The environment-friendly type zinc-aluminium plating solution and preparation method thereof good, heat-resist, film forming is good, excellent corrosion resistance, wearability are good.
To achieve the goals above, the present invention uses following technical scheme：
A kind of environment-friendly type zinc-aluminium plating solution, including following raw material by weight：
Preferably, the zinc powder, aluminium powder are flakey, and large specific surface area, strong covering power can be mutually lapped, stratiform weight
It is folded, play the role of Isolated Shield, the corrosive mediums such as water and oxygen is hindered to penetrate into base material, improves anti-corrosion capability, obtained plating
Layer is fine and close frivolous.
The zinc powder piece diameter is 5-50 microns, and thickness is 5-50 microns；The al powder flake diameter is 5-50 microns, thickness 5-
50 microns.It is further preferred that the zinc powder piece diameter is 5-10 microns, thickness is 5-8 microns, and the al powder flake diameter is that 5-10 is micro-
Rice, thickness are 5-10 microns.
Preferably, the binder is epoxy resin；The epoxy resin is bisphenol A type epoxy resin.It is furthermore preferred that choosing
Bisphenol A type epoxy resin is 828 resin of bisphenol type epoxy.When the resin ratio of addition is larger, obtained coating it is hard
Degree is also larger.
Present inventor has found that poor adhesive force, the brittleness of cycloaliphatic epoxy resin are strong, lead to it during the experiment
Water resistance declines, and when institute is for the present invention, the performance water resistance of coating is declined.
Preferably, by weight, the accelerating agent includes 1-10 parts of phosphite ester, 10-14 parts of solvent B.
It is further preferred that the phosphite ester includes triethyl phosphite, dimethylphosphite, dialkyl phosphite
One or more of with diisooctyl phenyl phosphite.
Preferably, the auxiliary agent includes at least one of anti-wear agent, antirust agent, antioxidant and curing agent.It can adjust
The stability of plating solution, application property further increase hardness, toughness, heat resistance, film forming, corrosion resistance and wearability.
It is further preferred that the anti-wear agent is at least one of polytetrafluoroethylene (PTFE), polyethylene wax and polyamide wax；Institute
It is at least one of phosphate, borate, nitrite, micaceous iron oxide and butyric acid zinc to state antirust agent；The antioxidant is
BHA (butylated hydroxy anisole), BHT (dibutyl hydroxy toluene), PG (propylgallate), (tertiary butyl is to benzene two by TBHQ
Phenol), tocopherol, antioxidant 264, antioxidant SP, one kind in antioxidant 1076 and antioxidant 2246；The curing agent is polyisocyanate
Cyanic acid ester type curing agent, polyisocyanic acid ester type curing agent, aromatic polyamine, acid anhydrides, resol, amino resins, double cyanogen
At least one of amine and hydrazides.
It is highly preferred that the grain size of the anti-wear agent is 5-10 microns.Contain wear resistant components in zinc-aluminium plating solution, coating can be improved
Corrosion resistance and wearability.
Preferably, the solvent A is at least one of esters, benzene class, ketone and ethers.
Preferably, the solvent B is at least one of esters, benzene class, ketone and ethers.
It is furthermore preferred that solvent A is butyl ester, toluene, dimethylbenzene, trimethylbenzene, durene, acetone, butanone, cyclohexanone, methyl
At least one of isobutyl ketone, DBE and acrylate.
Solvent B is selected from butyl ester, toluene, dimethylbenzene, trimethylbenzene, durene, acetone, butanone, cyclohexanone, methyl-isobutyl first
At least one of ketone, DBE and acrylate.Solvent A and solvent B need to take identical type.
The method for preparing above-mentioned environment-friendly type zinc-aluminium plating solution, includes the following steps：
1) binder is added in 10-15 parts of parts by weight solvent A, is dispersed with stirring 0.8-2 hours；
2) zinc powder and aluminium powder is added, is dispersed with stirring to uniform；
3) auxiliary agent and remaining solvent A is added, is dispersed with stirring to uniform, stoste is made；
4) it is added into accelerating agent, obtains zinc-aluminium plating solution.
Preferably, the parts by weight of the solvent A in step 1) are 10 parts, are dispersed with stirring 1 hour.
Preferably, it in step 2), after zinc powder and aluminium powder is added, is dispersed with stirring 1 hour.
Preferably, it in step 3), after auxiliary agent is added, is dispersed with stirring 20 minutes.
Preferably, in step 4), when onsite application, according to actual service condition, then a certain proportion of accelerating agent is added,
General ratio is stoste：Accelerating agent=1:0.5-1:1.
A kind of method of steel product surface galvanizing aluminium, includes the following steps：
(1) pre-treatment：Degreasing and rust removal processing, wiped clean are carried out to steel product surface；
(2) it impregnates：Step (1) will be passed through, and treated that workpiece is placed in the bath trough equipped with above-mentioned zinc-aluminium plating solution, impregnates
After 5-10 seconds, extra plating solution is drained；
The bath trough is equipped with agitating device, viscosity monitoring device and filter device, and the agitating device is periodically to plating
Liquid is stirred, and prevents from precipitating；Viscosity is monitored and regulated and controled to the viscosity monitoring device on-line, and plating fluid viscosity is made to maintain always just
Initial value；The filter device is in time filtered tank liquor, to remove impurity, avoids influencing plated film planarization；The zinc of the present invention
Aluminium plating solution is very sensitive to moisture, can cause the various problems such as tank liquor nigrescence, rotten more than the moisture of a threshold quantity, because
This, it is necessary to stringent control moisture is brought into；
(3) it toasts：It is toasted apparatus for baking is transferred to by the workpiece of step (2) processing；
(4) it naturally cools to room temperature, and after placing 48 hours, is packed, obtain finished product；
Preferably, in the step (1), may be used this field it is conventional for metal surface oil removing, derusting, polishing
Method still does pre-treatment without using acid or alkalinity inorganic agent.Under preferable case, the degreasing and rust removal processing method is
At least one of mechanical sandblasting, manual grinding or the neutral inorganic agent of use, it is further preferred that the neutrality inorganic agent is day
That water.
It is further preferred that the processing method is specially：Neutral inorganic agent oil removing is first wiped, then mechanical derusting by sandblasting reaches
To Sa2.5 grades, last manual grinding derusts to St3 grades, and the derusting grade is true according to the regulation of standard GB/T/T 8923
It is fixed.
Preferably, in the step (2), the viscosity of zinc-aluminium plating solution is 12-14s (apply 4#, 23 DEG C).Regulate and control the mode of viscosity
For：When viscosity monitoring device monitors that viscosity number is excessive or too small, adjusted immediately by supplementing plating solution or addition accelerating agent
Section.
Beneficial effects of the present invention：
(1) Compositional type binder of the invention can be chemically reacted with zinc, aluminium powder and metallic matrix, form the blunt of densification
Change film, there is fine corrosion resistance；
(2) zinc-aluminium plating solution of the invention without chromium, solidification temperature is low, hardening time is short, good film-forming property, the coating of formation is equal
It is even frivolous, there is excellent hardness, toughness, heat resistance, corrosion resistance and wearability, heat resisting temperature is and traditional up to 300 DEG C
Galvanizing technique heat resisting temperature be not achieved 100 DEG C；
(3) coating that zinc-aluminium plating solution of the invention is formed has good binding force with metallic matrix, without Hydrogen Brittleness Phenomena, and
And have strong adherence with other additional coatings, treated, and workpiece is easy to spray colouration, very with the binding force of organic coating
To being more than phosphating coat；
(4) zinc-aluminium plating solution of the invention is difficult to be electroplated there is no electrostatic screen effect to deep hole, slit, pipe fitting inner wall etc.
The position of upper zinc also can coating it is uniform, be particularly suitable for the surfacecti proteon of the special-shaped components such as lamp stand, steel pipe, accessory；
(5) environmentally friendly zinc-aluminium plating solution of the invention not will produce during the entire process of production and processing and workpiece coating to ring
There are the waste water, exhaust gas and waste residue of pollution in border, does not have to the disposal of three wastes, reduces processing cost；
(6) environmentally friendly zinc-aluminium plating solution of the invention is suitable for the protection on the surfaces such as lamp stand, steel pipe, accessory, decorative effect.
Specific implementation mode
The present invention will be described in detail by the following examples.
The formula of the environment-friendly type zinc-aluminium plating solution of 1 embodiment 1-5 of table
Using following methods respectively by the environment-friendly type zinc-aluminium plating solution hot dip of embodiment 1-5 to steel product, the coating of gained
The performance test results are as shown in table 2.
A kind of method of steel product surface galvanizing aluminium, includes the following steps：
(1) pre-treatment：Degreasing and rust removal processing is carried out to steel product, specially：First spray neutral inorganic agent (Tianna solution)
Oil removing, then mechanical derusting by sandblasting reach Sa2.5 grades, and last manual grinding derusts to St3 grades, and the derusting grade is marked according to country
The regulation of quasi- GB/T 8923 determines that wiped clean after having handled obtains pre-treatment part；
(2) it impregnates：Step (1) will be passed through, and treated that workpiece is placed in the bath trough of the zinc-aluminium plating solution equipped with embodiment 1,
After impregnating 5-10 seconds, extra plating solution is drained；
The bath trough is equipped with agitating device, viscosity monitoring device and filter device, and the agitating device is periodically to plating
Liquid is stirred, and prevents from precipitating；Viscosity is monitored and regulated and controled to the viscosity monitoring device on-line, when viscosity monitoring device monitors to glue
When angle value is excessive or too small, it is adjusted immediately by supplementing plating solution or addition accelerating agent, plating fluid viscosity is made to maintain 14s always
(apply 4#, 23 DEG C)；The filter device is in time filtered tank liquor, to remove impurity, avoids influencing plated film planarization；
(3) it toasts and packs：Above-mentioned pretreatment part is transferred in the apparatus for baking equipped with solvent recovery unit and is dried
It is roasting, room temperature is naturally cooled to, is packed, finished product is obtained.
Above-mentioned steps (1)-(3) carry out on stretched wire at the uniform velocity transmission device, realize automation continuous productive process.
The coating performance test result of the environment-friendly type zinc-aluminium plating solution of 2 embodiment 1-5 of table
Claims (10)
1. a kind of environment-friendly type zinc-aluminium plating solution, which is characterized in that including following raw material by weight：
5-32 parts of zinc powder,
5-32 parts of aluminium powder,
7-53 parts of binder,
1-10 parts of accelerating agent,
1-28 parts of auxiliary agent,
10-64 parts of solvent A.
2. environment-friendly type zinc-aluminium plating solution according to claim 1, which is characterized in that the auxiliary agent include anti-wear agent, antirust agent,
At least one of antioxidant and curing agent.
3. environment-friendly type zinc-aluminium plating solution according to claim 2, which is characterized in that the anti-wear agent is polytetrafluoroethylene (PTFE), gathers
At least one of ethylene waxes and polyamide wax；The antirust agent be phosphate, borate, nitrite, micaceous iron oxide and
At least one of butyric acid zinc；The antioxidant is butylated hydroxy anisole, dibutyl hydroxy toluene, propylgallate, spy
At least one of butylhydroquinone, tocopherol, antioxidant 264, antioxidant SP, antioxidant 1076 and antioxidant 2246；Institute
It is poly- coloured glaze alcohol type curing agent, polyisocyanic acid ester type curing agent, aromatic polyamine, acid anhydrides, resol, amino to state curing agent
At least one of resin, dicyandiamide and hydrazides.
4. environment-friendly type zinc-aluminium plating solution according to claim 1, which is characterized in that the zinc powder and aluminium powder are flakey；Its
Described in zinc powder piece diameter be 5-50 micron, thickness be 5-50 microns；The al powder flake diameter is 5-50 microns, and thickness is that 5-50 is micro-
Rice.
5. environment-friendly type zinc-aluminium plating solution according to claim 1, which is characterized in that the binder is epoxy resin, described
Epoxy resin is bisphenol A type epoxy resin.
6. environment-friendly type zinc-aluminium plating solution according to claim 1, which is characterized in that by weight, the accelerating agent includes
B10-14 parts of 1-10 parts of phosphite ester and solvent.
7. environment-friendly type zinc-aluminium plating solution according to claim 6, which is characterized in that the phosphite ester includes phosphorous triethylenetetraminehexaacetic acid
One or more of ester, dimethylphosphite, dialkyl phosphite and diisooctyl phenyl phosphite.
8. zinc-aluminium plating solution according to claim 1, which is characterized in that the solvent A is esters, benzene class, ketone and ethers
At least one of.
9. zinc-aluminium plating solution according to claim 6, which is characterized in that the solvent B is esters, benzene class, ketone and ethers
At least one of.
10. the preparation method of the zinc-aluminium plating solution according to any one of claim 1-9, which is characterized in that including following step
Suddenly：
1) binder is added in 10-15 parts of parts by weight solvent A, is dispersed with stirring 0.8-2 hours；
2) zinc powder and aluminium powder is added, is dispersed with stirring to uniform；
3) auxiliary agent and remaining solvent A is added, is dispersed with stirring to uniform, stoste is made；
4) it is added into accelerating agent, obtains zinc-aluminium plating solution.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101899254A (en) * | 2010-07-13 | 2010-12-01 | 襄樊普士利工程器材有限公司 | A kind of chromium-free zinc-aluminum anticorrosion coating and preparation method thereof |
| CN104650009A (en) * | 2013-11-20 | 2015-05-27 | 陶氏环球技术有限公司 | Low viscosity epoxy resins and low VOC curable formulations therefrom |
| CN104650729A (en) * | 2015-03-10 | 2015-05-27 | 江苏欣安新材料技术有限公司 | Preparation method of anti-falling corrosion-resistant double-metal composite coating |
| JP2016183306A (en) * | 2015-03-26 | 2016-10-20 | ユケン工業株式会社 | Anti-rust paint |
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2018
- 2018-03-01 CN CN201810172138.8A patent/CN108517480A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101899254A (en) * | 2010-07-13 | 2010-12-01 | 襄樊普士利工程器材有限公司 | A kind of chromium-free zinc-aluminum anticorrosion coating and preparation method thereof |
| CN104650009A (en) * | 2013-11-20 | 2015-05-27 | 陶氏环球技术有限公司 | Low viscosity epoxy resins and low VOC curable formulations therefrom |
| CN104650729A (en) * | 2015-03-10 | 2015-05-27 | 江苏欣安新材料技术有限公司 | Preparation method of anti-falling corrosion-resistant double-metal composite coating |
| JP2016183306A (en) * | 2015-03-26 | 2016-10-20 | ユケン工業株式会社 | Anti-rust paint |
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