CN110305571A - A kind of preparation method of high performance alkyd resin corrosive enamel - Google Patents
A kind of preparation method of high performance alkyd resin corrosive enamel Download PDFInfo
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- CN110305571A CN110305571A CN201910627325.5A CN201910627325A CN110305571A CN 110305571 A CN110305571 A CN 110305571A CN 201910627325 A CN201910627325 A CN 201910627325A CN 110305571 A CN110305571 A CN 110305571A
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- nanoparticle
- enamel
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- 229920000180 alkyd Polymers 0.000 title claims abstract description 32
- 210000003298 dental enamel Anatomy 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000010941 cobalt Substances 0.000 claims abstract description 24
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 24
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000002105 nanoparticle Substances 0.000 claims abstract description 21
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims abstract description 18
- -1 acrylic acid (ethylenediamine) amide Chemical class 0.000 claims abstract description 18
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 17
- 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 claims abstract description 17
- 239000002253 acid Substances 0.000 claims abstract description 17
- 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 claims abstract description 17
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 229920005989 resin Polymers 0.000 claims abstract description 9
- 239000011347 resin Substances 0.000 claims abstract description 9
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims abstract description 8
- 150000007513 acids Chemical class 0.000 claims abstract description 7
- 239000000440 bentonite Substances 0.000 claims abstract description 7
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 7
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229940008099 dimethicone Drugs 0.000 claims abstract description 7
- 239000004205 dimethyl polysiloxane Substances 0.000 claims abstract description 7
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims abstract description 7
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000002270 dispersing agent Substances 0.000 claims abstract description 7
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims abstract description 7
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims abstract description 7
- 229940113115 polyethylene glycol 200 Drugs 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- 239000012467 final product Substances 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 4
- 229910021641 deionized water Inorganic materials 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 3
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 claims description 3
- 239000012153 distilled water Substances 0.000 claims description 3
- 235000011187 glycerol Nutrition 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 2
- MHVJRKBZMUDEEV-APQLOABGSA-N (+)-Pimaric acid Chemical compound [C@H]1([C@](CCC2)(C)C(O)=O)[C@@]2(C)[C@H]2CC[C@](C=C)(C)C=C2CC1 MHVJRKBZMUDEEV-APQLOABGSA-N 0.000 claims 1
- MHVJRKBZMUDEEV-UHFFFAOYSA-N (-)-ent-pimara-8(14),15-dien-19-oic acid Natural products C1CCC(C(O)=O)(C)C2C1(C)C1CCC(C=C)(C)C=C1CC2 MHVJRKBZMUDEEV-UHFFFAOYSA-N 0.000 claims 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 17
- 230000007797 corrosion Effects 0.000 abstract description 15
- 239000002320 enamel (paints) Substances 0.000 abstract description 5
- 230000002421 anti-septic effect Effects 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 239000003921 oil Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 229910000553 6063 aluminium alloy Inorganic materials 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000005336 cracking Methods 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 229960004756 ethanol Drugs 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229960000935 dehydrated alcohol Drugs 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010685 fatty oil Substances 0.000 description 1
- 238000009472 formulation Methods 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
- 238000009775 high-speed stirring Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- XMFOQHDPRMAJNU-UHFFFAOYSA-N lead(ii,iv) oxide Chemical compound O1[Pb]O[Pb]11O[Pb]O1 XMFOQHDPRMAJNU-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 210000002381 plasma Anatomy 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012643 polycondensation polymerization Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- GQKZRWSUJHVIPE-UHFFFAOYSA-N sec-amyl acetate Natural products CCCC(C)OC(C)=O GQKZRWSUJHVIPE-UHFFFAOYSA-N 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2289—Oxides; Hydroxides of metals of cobalt
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Abstract
The invention discloses a kind of preparation methods of high performance alkyd resin corrosive enamel, using stemness long oil alkyd, stemness short oil-ity alcohol acid resin, cobalt protoxide nanoparticle and rosin acrylic acid (ethylenediamine) amide as film forming matter, using volume ratio for 5:2 paraxylene and butyl acetate mixture as solvent, the polyether-modified Dimethicone Copolyol body of talcum powder, bentonite, dispersing agent polyethylene glycol 200, levelling agent and drier aphthenic acids molysite are added, high-speed stirred is up to high performance alkyd resin corrosive enamel.Enamel paint pitting potential with higher, resistance to spot corrosion is functional, can be applied to the antiseptic project in the fields such as house balcony Metal Substrate railing, petrochemical equipment, pipeline, offshore oil platform, terminal facilities, ship.
Description
Technical field
The present invention relates to enamel paint fields, more particularly, to a kind of preparation method of high performance alkyd resin corrosive enamel.
Background technique
Due to the metal materials equipment such as petrochemical equipment, pipeline, offshore oil platform, ship, due to pitting potential
(Pitting corrosion potential) is lower, is highly prone to the corrosion of atmospheric environment, especially ship equipment is in waterline
With lower portion due to easily causing spot corrosion, blistering, cracking, obscission in the corrosive mediums such as long period of soaking sodium chloride.Place at present
The method of reason is to add the heavy metal compounds such as a large amount of lead orthoplumbate in paint formulation, however this kind of corrosion-inhibiting coating is constantly
There is the precipitation of these heavy metal lead plasmas, serious Marine Pollution, river and soil environment are caused to global ecological environment and human body
It seriously affects.But due to currently without suitable substitute technology, it finds suitable substitute technology and is of great significance.
Alkyd resin is formed by polyalcohol, phthalic anhydride and fatty acid or oil (fatty acid triglyceride) condensation polymerization
Oil modified polyester resin.There are many hydrogen bonds in alkyd resin macromolecular, intermolecular force is big, can be with many compounds
Crosslinking film forming is carried out, so having using the alkyd resin antifouling paint that alkyd resin is made into as film forming matter preferable corrosion-resistant
Property, the characteristics such as permeability resistance, wearability and preferable adhesive force, but it is many with the variable factor of alkyd resin crosslinking film forming,
Matched at present due to the monomer of selection with alkyd resin inappropriate, the coating pitting potential being prepared is lower, other performance
Poor, coating can cause spot corrosion, blistering, cracking, obscission, and the antiseptic property of paint is poor, can not meet practical severe ring
The needs in border.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of equipment simply, manufacture is easy, a kind of high performance alkyd tree
The preparation method of rouge corrosive enamel.
In order to solve the above technical problems, the present invention adopts the following technical scheme: short with stemness long oil alkyd, stemness
Oil content alkyd resin and rosin acrylic acid (ethylenediamine) amide are film forming matter, and the mixture with paraxylene and butyl acetate is
Solvent and cobalt protoxide nanoparticle, and stir evenly, add talcum powder, bentonite, dispersing agent polyethylene glycol 200, levelling
The polyether-modified Dimethicone Copolyol body of agent and the preparation of drier aphthenic acids molysite.
The preparation method of above-mentioned a kind of high performance alkyd resin corrosive enamel, with stemness long oil alkyd, stemness
Short oil-ity alcohol acid resin and rosin acrylic acid (ethylenediamine) amide are film forming matter, with the mixture of paraxylene and butyl acetate
It for solvent and cobalt protoxide nanoparticle, and stirs evenly, adds talcum powder, bentonite, dispersing agent polyethylene glycol 200, stream
The polyether-modified Dimethicone Copolyol body of flat agent and drier aphthenic acids molysite, are stirred in reactor tank high speed to obtain the final product.
A kind of preparation method of above-mentioned high performance alkyd resin corrosive enamel, including following procedure:
<1>0.01 gram of cobalt chloride (II), 1 gram of glycerine, 100 grams of distilled water are added in beaker, are stirred 10 minutes, cobalt to be chlorinated
(II) it after dissolving, slowly instills concentration and is 10 milliliters of 0.01 gram/sodium hydroxide and is vigorously stirred 30 minutes, be then transferred to 200 millis
In the autoclave of the stainless steel of the inner liner polytetrafluoroethylene risen, 1 hour is reacted under conditions of Celsius temperature 150, then
Precipitating is collected by centrifugation, and three times with deionized water and ethanol washing, and dries 1 hour under conditions of Celsius temperature 300 to obtain the final product
Cobalt protoxide nanoparticle；
<2>by the stemness long oil alkyd of 10~25 parts by weight, 5~15 parts by weight stemness short oil-ity alcohol acid resin,
Rosin acrylic acid (ethylenediamine) amides of 0.5~5.0 parts by weight, 50~80 parts by weight volume ratio be 5:2 paraxylene and
Butyl acetate admixture solvent and step<1>preparation 0.001~0.010 parts by weight cobalt protoxide nanoparticle, together plus
Enter in reactor tank and stir evenly, is further continued for the talcum powder of 5~20 parts by weight, the bentonite of 5~15 parts by weight, 1~10 weight
Dispersing agent polyethylene glycol 200, the polyether-modified Dimethicone Copolyol body of levelling agent of 1~8 parts by weight, 1~6 weight of part
Reactor tank high speed of the drier aphthenic acids molysite of part putting into together stirs 1 hour to obtain the final product.
Experiment discovery, with stemness long oil alkyd, stemness short oil-ity alcohol acid resin and rosin acrylic acid (ethylenediamine)
Amide is film forming matter, using paraxylene and butyl acetate mixture as solvent and cobalt protoxide nanoparticle, and is stirred evenly,
It adds the polyether-modified Dimethicone Copolyol body of talcum powder, bentonite, dispersing agent polyethylene glycol 200, levelling agent and urges
The alkyd resin corrosive enamel of dry agent aphthenic acids molysite preparation, is applied on 6063 aluminum alloy sheets, using being tested on electrochemical operation,
Bare area is 1 square centimeter, and pitting potential improves nearly 100 mV；In addition, the enamel paint is sprayed on 6063 aluminum alloy sheets,
Experiment there is not spot corrosion when impregnating 100 hours in 3.5% sodium chloride solution, not blistering, do not crack, do not fall off yet.Therefore, it prepares
Alkyd resin corrosive enamel corrosion resistance with higher, and other antiseptic properties are also more excellent, more than current alcohol
Acid resin corrosive enamel, and equipment is simple, is easy to make.
Detailed description of the invention
Fig. 1 is the cobalt protoxide nanoparticle scanning electron microscope (SEM) photograph prepared in embodiment 1；
Fig. 2 is a kind of high performance alcohol containing rosin acrylic acid (ethylenediamine) amide and cobalt protoxide nanoparticle in embodiment 1
Acid resin corrosive enamel and the alkyd resin anti-corrosion magnetic without rosin acrylic acid (ethylenediamine) amide and cobalt protoxide nanoparticle
The polarization curve of paint.
Specific embodiment
Embodiment 1
One, the processing of 6063 aluminum alloy sheets
6063 aluminum alloy sheets are successively polished with the alumina powder of 1.0 μm, 0.3 μm on polishing cloth, are then placed in 5% salt
5 min of ultrasound, place into deionized water and are cleaned by ultrasonic 5 min in acid, are finally putting into dehydrated alcohol and dry after 6 min of ultrasound
It is spare.
Two, the preparation of alkyd resin corrosive enamel
<1>0.01 gram of cobalt chloride (II), 1 gram of glycerine, 100 grams of distilled water are added in beaker, are stirred 10 minutes, to be chlorinated
After cobalt (II) dissolution, slowly instills concentration and be 10 milliliters of 0.01 gram/sodium hydroxide and be vigorously stirred 30 minutes, be then transferred to 200
In the autoclave of the stainless steel of the inner liner polytetrafluoroethylene of milliliter, 1 hour is reacted under conditions of Celsius temperature 150, so
After precipitating is collected by centrifugation, and three times with deionized water and ethanol washing, and dry 1 hour i.e. under conditions of Celsius temperature 300
Obtain cobalt protoxide nanoparticle；
<2>by the stemness long oil alkyd of 15 parts by weight, the stemness short oil-ity alcohol acid resins of 10 parts by weight, 2 parts by weight
The volume ratio of rosin acrylic acid (ethylenediamine) amide and 60 parts by weight be 5:2 paraxylene and butyl acetate admixture solvent and
The cobalt protoxide nanoparticle for 0.008 parts by weight for taking step<1>to prepare is added in reactor tank together to stir evenly, and is further continued for
By the talcum powder of 15 parts by weight, the bentonite of 15 parts by weight, the dispersing agent polyethylene glycol 200 of 2 parts by weight, 2 parts by weight levelling
The polyether-modified Dimethicone Copolyol body of agent, 1 parts by weight drier aphthenic acids molysite be added in reactor tank together it is high
Speed stirring 1 hour up to containing rosin acrylic acid (ethylenediamine) amide and cobalt protoxide nanoparticle corrosive enamel；Another anti-corrosion
Enamel paint is in addition to not plus other than rosin acrylic acid (ethylenediamine) amide of 2 parts by weight, other operating process are identical to get containing oxidation
The corrosive enamel of sub- cobalt nanometer particle；Rosin acrylic acid (ethylenediamine) amide of another part corrosive enamel in addition to not adding 2 parts by weight
And 0.008 parts by weight cobalt protoxide nanoparticle outside, other operating process it is identical to get be free of rosin acrylic acid (second
Diamines) amide corrosive enamel and cobalt protoxide nanoparticle corrosive enamel.
Three, the antiseptic property test of alkyd resin corrosive enamel
<1>use solvent volume than mixing for the paraxylene of 5:2 and butyl acetate three part of alkyd resin corrosive enamel of preparation
The dilution of object solvent is closed, then takes 18 μ L corrosive enamels to be applied on three piece of 6063 spare aluminum alloy sheet respectively, the exposed surface of film
Product is 1 square centimeter, dries 24 hours in air, it is bent that activation polarization is then carried out in 3.5% sodium chloride solution
Corrosion current and pitting potential are compared in line test, and discovery has added the enamel paint corrosion current of cobalt protoxide nanoparticle to significantly reduce,
The alkyd resin corrosive enamel of rosin acrylic acid (ethylenediamine) amide is added again, not only corrosion current reduces, and pitting potential mentions
High nearly 100 mV.
<2>preparation is contained and the corrosive enamel without rosin acrylic acid (ethylenediamine) amide and cobalt protoxide nanoparticle
Use solvent volume than being then sprayed at 6063 spare aluminium and closing for the paraxylene of 5:2 and n-butyl acetate mixed solvent dilution
It on gold plaque, is soaked in 3.5% sodium chloride solution, impregnates 100 hours after 24 hours, contain rosin acrylic acid (ethylenediamine) amide
And the corrosive enamel of cobalt protoxide nanoparticle without spot corrosion, without blistering, without cracking, without obscission;Without rosin acrylic acid
Serious spot corrosion, blistering, cracking, obscission occur for (ethylenediamine) amide and cobalt protoxide nanoparticle corrosive enamel.
Therefore, alkyd resin corrosive enamel prepared by the present invention anti-pitting corrosion with higher and other anticorrosive properties
Energy.
Claims (1)
1. a kind of preparation method of high performance alkyd resin corrosive enamel, it is characterised in that the composition of film forming agent is 10~25 weights
Measure the stemness long oil alkyd of part, the stemness short oil-ity alcohol acid resin of 5~15 parts by weight, 0.5~5.0 parts by weight propylene
The cobalt protoxide nanoparticle of pimaric acid (ethylenediamine) amide, 0.001~0.010 parts by weight；
Specifically carried out by following operation:
<1>0.01 gram of cobalt chloride (II), 1 gram of glycerine, 100 grams of distilled water are added in beaker, are stirred 10 minutes, cobalt to be chlorinated
(II) it after dissolving, slowly instills concentration and is 10 milliliters of 0.01 gram/sodium hydroxide and is vigorously stirred 30 minutes, be then transferred to 200 millis
In the autoclave of the stainless steel of the inner liner polytetrafluoroethylene risen, 1 hour is reacted under conditions of Celsius temperature 150, then
Precipitating is collected by centrifugation, and three times with deionized water and ethanol washing, and dries 1 hour under conditions of Celsius temperature 300 to obtain the final product
Cobalt protoxide nanoparticle；
<2>by the stemness long oil alkyd of 10~25 parts by weight, 5~15 parts by weight stemness short oil-ity alcohol acid resin,
Rosin acrylic acid (ethylenediamine) amides of 0.5~5.0 parts by weight, 50~80 parts by weight volume ratio be 5:2 paraxylene and
Butyl acetate admixture solvent and step<1>preparation 0.001~0.010 parts by weight cobalt protoxide nanoparticle, together plus
Enter in reactor tank and stir evenly, is further continued for the talcum powder of 5~20 parts by weight, the bentonite of 5~15 parts by weight, 1~10 weight
Dispersing agent polyethylene glycol 200, the polyether-modified Dimethicone Copolyol body of levelling agent of 1~8 parts by weight, 1~6 weight of part
Reactor tank high speed of the drier aphthenic acids molysite of part putting into together stirs 1 hour to obtain the final product.
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| WO2011041527A1 (en) * | 2009-09-30 | 2011-04-07 | E. I. Du Pont De Nemours And Company | An anticorrosion coating composition, an anticorrosion film and an anticorrosive article |
| CN104787807A (en) * | 2015-05-06 | 2015-07-22 | 厦门大学 | Solvothermal preparation method of cobaltous oxide nanoparticles |
| CN107603439A (en) * | 2017-10-24 | 2018-01-19 | 广西民族大学 | A kind of preparation method of efficient alkyd resin corrosive enamel |
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| WO2011041527A1 (en) * | 2009-09-30 | 2011-04-07 | E. I. Du Pont De Nemours And Company | An anticorrosion coating composition, an anticorrosion film and an anticorrosive article |
| CN104787807A (en) * | 2015-05-06 | 2015-07-22 | 厦门大学 | Solvothermal preparation method of cobaltous oxide nanoparticles |
| CN107603439A (en) * | 2017-10-24 | 2018-01-19 | 广西民族大学 | A kind of preparation method of efficient alkyd resin corrosive enamel |
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