CN109881197A - A method of based on electropolymerization technology in metal material surface coating - Google Patents
A method of based on electropolymerization technology in metal material surface coating Download PDFInfo
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Abstract
The present invention disclose it is a kind of based on electropolymerization technology metal material surface coating method, it is related to coating metal surfaces technical field, problem based on the interfacial adhesion difference between metal surface and coating matrix and propose, the present invention the following steps are included: (1) pretreatment of metal surface；(2) preparation of electropolymerization system；(3) electropolymerization process；(4) post-polymerization treatment；The beneficial effects of the present invention are: coating is carried out to metal surface using electropolymerization method, metal material is protected, assigns metal material other surfaces performance, facilitate following process；And it is process flow, easy to operate.
Description
Technical field
The present invention relates to technical field of metal material, and in particular to one kind is applied based on electropolymerization technology in metal material surface
The method of dress.
Background technique
Metal material is wrecked corrosion due to the chemical action vulnerable to local environment, to metal material surface
Carrying out protection coating is common method.Traditional is mainly solvent method coating in metal material surface progress coating, is not only given
Environment brings pollution, and organically macromolecule often lacks good interface phase perhaps interface interaction with metal material surface,
Coating is poor in the adhesive force of metal material surface.Therefore, can metal material surface prepare have good protective value and
It is very important for corrosion-inhibiting coating with good adhesive force and certain mechanical strength.
Studies have shown that due to highly polar ehter bond and hydroxyl in the molecular structure of epoxy resin, so as to most of
The good bonding force in substrate surface especially metal surface.After hardening, film molecular structure is more close, therefore for epoxy group
There is preferable stability to chemical mediator especially soda acid and salt water etc..Epoxy resin is due to good cementability, excellent
Many advantages, such as modified property of different resistance to acid and alkali, easy processing and mechanical strength with higher, to be developing progressively as gold
Belong to one of the Primary resins kind of material surface coating.Traditional epoxy coating generallys use heat cure mode and carries out, and energy consumption is high,
Low efficiency, often there are also problem of environmental pollutions brought by solvent volatilization.Develop a kind of novel metal material surface coating skill
Art has very important significance to industrial technology, environmental protection.
Summary of the invention
The problem to be solved by the present invention is that in the efficient coating of metal material surface and improving metal material surface
It can, improve the adhesion strength between metal material and coating.
The present invention adopts the following technical solutions solves above-mentioned technical problem: one kind is based on electropolymerization technology in metal material
Expect the method for external coating, comprising the following steps:
(1) metal material the processing of metal: is cleaned into removal of impurities and drying；
(2) preparation of electropolymerization system: taking monomer, and initiator is added, is ultrasonically treated after mixed dissolution stirring, stand for standby use
Uniformly；
(3) electropolymerization process: by metal material one end processed in step (1) in power anode, the other end immerses step
Suddenly in the electropolymerization system prepared in (2), cathode uses graphite electrode, carries out electropolymerization；
(4) product is handled: the product after electropolymerization is washed and dried.
Preferably, metal material is soaked in deionized water after progress ultrasonic cleaning, using acetone in the step (1)
Cleaning, it is dry after then being cleaned with distilled water.
Preferably, the monomer be epoxy monomer, vinyl ethers monomer, epoxy resin, oxetanes, thiophene and
One or more of its derivative, pyrroles and its derivative, pyridine and its derivatives, aniline and its derivatives.
Preferably, the epoxy monomer is aliphatic epoxy monomer, glycidyl ether type epoxy monomer and glycidol
One of esters epoxy monomer is a variety of.
Preferably, the vinyl ethers monomer be propylene oxide benzylic ether, propylene oxide phenyl ether, acrylic shrink it is sweet
Oily ether, ethylene glycol bisglycidyl ether, one of 1,4-butanediol bisglycidyl ether, ethylene glycol bi-vinyl ether or more
Kind.
Preferably, the epoxy resin be glycidyl ether type epoxy resin, glycidyl ester epoxy resin, shrink it is sweet
Oleyl amine based epoxy resin, cycloaliphatic epoxy resin, bisphenol A type epoxy resin, bisphenol-A epoxy resin, brominated epoxy tree
Rouge, modifying epoxy resin by organosilicon, organic phosphorus epoxy resin, polyurethane-epoxy resin, bisphenol f type epoxy resin, bisphenol S type ring
One of oxygen resin, novolac epoxy resin are a variety of.
Preferably, the initiator includes cationic portion and anion part, the cationic portion are as follows: diphenyl iodine
Hexafluorophosphate, 4,4'- xylyl iodine hexafluorophosphate, triaryl hexafluorophosphoric acid sulfonium salt, triaryl hexafluoro-antimonic acid sulfonium
Salt, potassium hexafluoroantimonate, sodium hexafluoro phosphate, silver hexafluoroantimonate, 1- butyl -3- methyl imidazolium tetrafluoroborate, 1- butyl -3- methyl
Limidazolium hexafluorophosphate, hexafluoro-antimonic acid tetraphenylphosphonium, 1- butyl -3- methylimidazole hexafluoro antimonate, three [4- (dibutylamino) benzene
Base] ammonium hexafluoro antimonate, 4- octyloxy diphenyl iodonium hexafluoro antimonate, bis- (4- detergent alkylate) iodine hexafluoro antimonates, N- ethyl
Pyridine hexafluorophosphate, 1- butyl-pyridinium hexafluorophosphate, 1- ethylpyridine hexafluorophosphate, 1- hexyl -3- picoline six
Fluorophosphate, 1- ethyl-3-methylimidazole quinoline trifluoro (trifluoromethyl) borate, 1- butyl -3- methylimidazole dibutylphosphoric acid ester
Salt, tetrafluoro boric acid 1- butyl-pyridinium, 1- butyl -4- picoline hexafluorophosphate, 1- octyl -3- methylimidazole hexafluorophosphoric acid
One or more of salt, hexafluorophosphoric acid 1- butyl-pyridinium, five chloro-stannic acid of trimethyl oxygen hexa chloro-antimonate triphenylcarbenium are mixed
Close object, the anion part are as follows: one or more of SbF6-, AsF6-, PF6-, BF4-, SnCl5- and SbCl6- mixing
Object.
Preferably, the initiator quality being added in the step (2) is the 0.05-5% of monomer mass.
Preferably, the metal material is aluminium, iron, copper, steel, zinc, silver, gold or alloy.
Preferably, it after cleaning the product after electropolymerization with deionized water and ethyl alcohol respectively in the step (4), is done
It is dry.
Metal base of the invention is both the conductor for being coated object and conduction, and electronics is conducted to from its surface
Initiator contacting with metal, i.e. on the metal surface, initiator decompose in metal surface and generate anion and cation, sun
Ion can trigger the polymerization of the functional groups such as epoxy adjacent thereto on metal surface and increase, and cause the cation and its ring of generation
It is always cationic state that oxygen, which polymerize in propagation process also, and metal surface is since electric current is by there is a large amount of electronics, due to just
The attracting principle of negative electricity is attracted to always metal surface with the cation in propagation process so causing.In addition, monomer polymerization
There is volume contraction at macromolecule, this is because intermolecular van der Waals radius is converted to caused by chemical bond, if such
Volume contraction is not supplemented by more monomers in time, and will stay in the coating leads to very big internal stress, and makes
Adhesive force is poor.Such as photopolymerization, due to the directionality of illumination, so that polymerization is since upper solution, bottom is namely
Substrate surface finally by illumination, polymerize last generation, therefore the not external monomer supplement that polymerize of bottom is entered, and volume is received
The significant internal stress that contracts is big, so that the adhesive force of macromolecular coating is greatly reduced.And the electropolymerization mistake in metal surface of the invention
Cheng Zhong polymerize since bottom, and lower layer can be replenished in time in upper solution, so that volume contraction obtains solution supplement in time,
It substantially reduces or does not have, so that there are good adhesive force in the macromolecule ultimately generated and metal surface.
The beneficial effects of the present invention are:
(1) present invention carries out coating to metal material using electropolymerization technology, and improves metal material surface characteristics, improves
Adhesion strength between metal material and coating；
(2) present invention carries out coating to metal material by electropolymerization technology, by electropolymerization form in metal material table
Organic coating is adhered in face, process flow, easy to operate, and significant effect.
Specific embodiment
The present invention is described in further detail now.
Experimental method in following embodiments is unless otherwise specified conventional method.
Test material and reagent as used in the following examples etc., unless otherwise specified, commercially obtain.
Embodiment 1
One piece of iron plate is taken, is dried after successively being cleaned with water, acetone, water.Prepare triaryl hexafluorophosphoric acid sulfonium salt, 3,3'-
The electropolymerization system of (oxygroup dimethylene) bis- (3- ethyl) oxetanes；Wherein, triaryl hexafluorophosphoric acid sulfonium salt and 3,
The mass ratio of bis- (3- ethyl) oxetanes of 3'- (oxygroup dimethylene) is 1:199.After system is uniformly dispersed, by iron plate
One end is fixed on the anode of D.C. regulated power supply, and the other end is placed in above-mentioned electropolymerization system, and by D.C. regulated power supply
Cathode connection graphite electrode one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is 5V, and polymerization time is
5min；Obtain electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface, coating is tested,
Coating hardness of paint film is 2H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 2
One piece of copper sheet is taken, is done after successively being cleaned with water, acetone, water.Prepare three [4- (dibutylamino) phenyl] ammonium hexafluoro antimony
Hydrochlorate, bisphenol A type epoxy resin, acetonitrile electropolymerization system；Wherein, three [4- (dibutylamino) phenyl] ammonium hexafluoro antimonates, double
Phenol A type epoxy resin, acetonitrile three mass ratio be 1:49.5:49.5.After system is uniformly dispersed, copper sheet one end is fixed on
On the anode of D.C. regulated power supply, the other end is placed in above-mentioned electropolymerization system, and D.C. regulated power supply cathode is connected stone
Electrode ink one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is 10V, polymerization time 4min；It obtains
Electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface, coating is tested, coating paint film is hard
Degree is 3H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 3
One piece of aluminium flake is taken, is done after successively being cleaned with water, acetone, water.Prepare the sodium hexafluoro phosphate that initiator content is 2wt%
Novolac epoxy resin and 3- (the third oxygen of 2,3- epoxy) propyl trimethoxy silicane mass ratio 50:1 electropolymerization system.Work as system
After being uniformly dispersed, aluminium flake one end is fixed on the anode of D.C. regulated power supply, the other end is placed in above-mentioned electropolymerization system,
And D.C. regulated power supply cathode connection graphite electrode one is placed in conducting polymer system, D.C. regulated power supply output voltage is set
For 15V, polymerization time 3min；Obtain electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface,
Coating is tested, coating hardness of paint film is 3H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or fall off
Phenomenon.
The novolac epoxy resin and 3- (2,3- epoxy of the sodium hexafluoro phosphate that initiator content is 2wt% are prepared in the present invention
Third oxygen) propyl trimethoxy silicane mass ratio 50:1 electropolymerization system, refer to initiator content be entire electropolymerization system
2wt%；The synthesis of both novolac epoxy resin, 3- (the third oxygen of 2,3- epoxy) propyl trimethoxy silicanes content is entire voltolisation
The 98wt% of zoarium system, wherein novolac epoxy resin and 3- (2,3- the third oxygen of epoxy) propyl trimethoxy silicane mass ratio 50:1.
Following embodiment is stated similarly.
Embodiment 4
One piece of stainless steel substrates is taken, is done after successively being cleaned with water, acetone, water.Prepare the 1- second that initiator content is 5wt%
The 1,4- bicyclohexane dimethyl divinyl ether and the third oxygen of 2- perfluor of base -3- methylimidazole quinoline trifluoro (trifluoromethyl) borate
The electropolymerization system of base perfluoro propyl trifluoro vinyl ether mass ratio 10:1.After system is uniformly dispersed, by stainless steel substrates one end
It is fixed on the anode of D.C. regulated power supply, the other end is placed in above-mentioned electropolymerization system, and by D.C. regulated power supply cathode
Connection graphite electrode one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is 10V, and polymerization time is
4min；Obtain electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface, coating is tested,
Coating hardness of paint film is 2H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 5
A filamentary silver is taken, is done after successively being cleaned with water, acetone, water.Prepare the hexafluorophosphoric acid that initiator content is 0.1wt%
3 ' of 3,4- epoxycyclohexyl formic acid of 1- butyl-pyridinium, 4 '-epoxycyclohexanecarboxylate and 3- hydroxy-3-methyl oxetanes
The electropolymerization system of mass ratio 10:1.After system is uniformly dispersed, filamentary silver one end is fixed on the anode of D.C. regulated power supply,
The other end is placed in above-mentioned electropolymerization system, and D.C. regulated power supply cathode connection graphite electrode one is placed in conducting polymer
In system, setting D.C. regulated power supply output voltage is 15V, polymerization time 3min；Obtain electropolymerization coating.Respectively with anhydrous second
After pure and mild deionized water rinses coating surface, coating is tested, coating hardness of paint film is 3H, is immersed in 10wt%NaOH
4 days coatings do not blister or obscission in aqueous solution.
Embodiment 6
An iron wire is taken, is done after successively being cleaned with water, acetone, water.Prepare the hexafluoro-antimonic acid that initiator content is 0.5wt%
The 3,4- epoxy group of tetraphenylphosphonium) hexahydrobenzoid acid (3,4- epoxy group) cyclohexylmethyl and thiophene mass ratio 50:1 electropolymerization
System.After system is uniformly dispersed, iron wire one end is fixed on the anode of D.C. regulated power supply, the other end is placed in above-mentioned electricity
In polymerization system, and D.C. regulated power supply cathode connection graphite electrode one is placed in conducting polymer system, DC voltage-stabilizing is set
Electric power output voltage is 15V, polymerization time 3min；Obtain electropolymerization coating.Respectively with dehydrated alcohol and deionized water to painting
After layer surface is rinsed, coating is tested, the epoxy coating with polythiophene makees electrochemical corrosion with very strong protection
With, and coating hardness of paint film is 3H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 7
A piece of ferroaluminium piece is taken, is done after successively being cleaned with water, acetone, water.Prepare three that initiator content is 5wt%
The bisphenol A type epoxy resin of [4- (dibutylamino) phenyl] ammonium hexafluoro antimonate and the electropolymerization system of pyrroles's mass ratio 20:1.
After system is uniformly dispersed, iron aluminium flake one end is fixed on the anode of D.C. regulated power supply, the other end is placed in above-mentioned voltolisation
In zoarium system, and D.C. regulated power supply cathode connection graphite electrode one is placed in conducting polymer system, setting DC voltage-stabilizing electricity
Source output voltage is 15V, polymerization time 3min；Obtain electropolymerization coating.Respectively with dehydrated alcohol and deionized water to coating
After surface washing, coating is tested, the epoxy coating with a certain amount of polypyrrole has electrochemical corrosion very strong anti-
Shield effect, and coating hardness of paint film is 3H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 8
A zink rod is taken, is done after successively being cleaned with water, acetone, water.Prepare the 4,4'- bis- that initiator content is 1.5wt%
The electropolymerization system of the bisphenol-A epoxy resin of tolyl iodine hexafluorophosphate.After system is uniformly dispersed, by zink rod one
End is fixed on the anode of D.C. regulated power supply, and the other end is placed in above-mentioned electropolymerization system, and D.C. regulated power supply is born
Pole connection graphite electrode one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is 20V, and polymerization time is
3min；Obtain electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface, coating is tested,
Coating hardness of paint film is 3H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 9
A piece of copper-iron alloy piece is taken, is done after successively being cleaned with water, acetone, water.Prepare the 1- second that initiator content is 1wt%
The bisphenol-s epoxy resin of base -3- methylimidazole quinoline trifluoro (trifluoromethyl) borate and the electropolymerization of nitrobenzene mass ratio 3:1
System.After system is uniformly dispersed, after system is uniformly dispersed, copper-iron alloy piece one end is being fixed on D.C. regulated power supply just
On extremely, the other end is placed in above-mentioned electropolymerization system, and D.C. regulated power supply cathode connection graphite electrode one is placed in electricity
In polymerization system, setting D.C. regulated power supply output voltage is 30 V, polymerization time 3min；Obtain electropolymerization coating.Respectively
After being rinsed with dehydrated alcohol and deionized water to coating surface, coating is tested, coating hardness of paint film is 3H, is immersed in
4 days coatings do not blister or obscission in 10wt%NaOH aqueous solution.
Embodiment 10
A piece of iron plate is taken, is done after successively being cleaned with water, acetone, water.Prepare the trimethyl oxygen that initiator content is 2wt%
The bisphenol f type epoxy resin of hexa chloro-antimonate and the voltolisation of 3- (the third oxygen of 2,3- epoxy) propyl trimethoxy silicane mass ratio 20:1
Zoarium system.After system is uniformly dispersed, iron plate one end is fixed on the anode of D.C. regulated power supply, the other end is placed in above-mentioned
In electropolymerization system, and D.C. regulated power supply cathode connection graphite electrode one is placed in conducting polymer system, setting direct current is steady
Voltage source output voltage is 30 V, polymerization time 3min；Obtain electropolymerization coating.Dehydrated alcohol and deionized water pair are used respectively
After coating surface rinses, coating is tested, coating hardness of paint film is 3H, is immersed in 4 days in 10wt%NaOH aqueous solution and applies
Layer is without blistering or obscission.
Embodiment 11
A piece of iron plate is taken, is done after successively being cleaned with water, acetone, water.Prepare the triphenylcarbenium that initiator content is 2.5wt%
The brominated epoxy resin of five chloro-stannic acids and the electropolymerization system of thiophene mass ratio 50:1.After system is uniformly dispersed, by iron plate one
End is fixed on the anode of D.C. regulated power supply, and the other end is placed in above-mentioned electropolymerization system, and by D.C. regulated power supply
Cathode connection graphite electrode one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is 30 V, polymerization time
For 3min；Obtain electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface, coating is surveyed
Examination, the epoxy coating with polythiophene has very strong protective action to electrochemical corrosion, and coating hardness of paint film is 3H, is impregnated
4 days coatings do not blister or obscission in 10wt%NaOH aqueous solution.
Embodiment 12
A piece of iron plate is taken, is done after successively being cleaned with water, acetone, water.Prepare the 4- octyloxy two that initiator content is 2wt%
The electropolymerization system of the polyurethane-epoxy resin of benzene iodine hexafluoro antimonate.After system is uniformly dispersed, iron plate one end is fixed on
On the anode of D.C. regulated power supply, the other end is placed in above-mentioned electropolymerization system, and D.C. regulated power supply cathode is connected
Graphite electrode one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is 40V, polymerization time 2min；It obtains
Obtain electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface, coating is tested, coating paint film
Hardness is 2H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 13
The violent piece of a piece of iron is taken, is done after successively being cleaned with water, acetone, water.Prepare the three [4- (two that initiator content is 1wt%
Fourth amino) phenyl] ammonium hexafluoro antimonate bisphenol A diglycidyl ether (DGEBPA) type epoxy resin and ionic liquid 1- second
The electropolymerization system of base -3- methylimidazole quinoline trifluoro (trifluoromethyl) borate mass ratio 5:1.It, will after system is uniformly dispersed
Ferrimanganic piece one end is fixed on the anode of D.C. regulated power supply, and the other end is placed in above-mentioned electropolymerization system, and direct current is steady
Voltage source cathode connection graphite electrode one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is 50V, polymerization
Time is 2min；Obtain electropolymerization coating.After being rinsed respectively with dehydrated alcohol and deionized water to coating surface, coating is carried out
Test, coating hardness of paint film are 3H, are immersed in 4 days coatings in 10wt%NaOH aqueous solution and do not blister or obscission.
Embodiment 14
A piece of ferrochrome piece is taken, is done after successively being cleaned with water, acetone, water.Prepare three that initiator content is 5wt%
The organosilicon epoxy resin and ionic liquid 1- methyl -3- butyl imidazole nitric acid of [4- (dibutylamino) phenyl] ammonium hexafluoro antimonate
The electropolymerization system of salt quality ratio 10:1.After system is uniformly dispersed, siderochrome piece one end is being fixed on D.C. regulated power supply just
On extremely, the other end is placed in above-mentioned electropolymerization system, and D.C. regulated power supply cathode connection graphite electrode one is placed in electricity
In polymerization system, setting D.C. regulated power supply output voltage is 50V, polymerization time 2min；Obtain electropolymerization coating.It uses respectively
After dehydrated alcohol and deionized water rinse coating surface, coating is tested, coating hardness of paint film is 2H, is immersed in
4 days coatings do not blister or obscission in 10wt%NaOH aqueous solution.
Embodiment 15
A piece of iron-carbon alloy piece is taken, is done after successively being cleaned with water, acetone, water.Preparing initiator content is the double of 2wt%
The bisphenol f type epoxy resin and 2- perfluor propoxyl group perfluoro propyl trifluoro vinyl ether of (4- detergent alkylate) iodine hexafluoro antimonate
The electropolymerization system of mass ratio 20:1.After system is uniformly dispersed, iron-carbon alloy piece one end is fixed on D.C. regulated power supply
On anode, the other end is placed in above-mentioned electropolymerization system, and D.C. regulated power supply cathode is connected one juxtaposition of graphite electrode
In electropolymerization system, setting D.C. regulated power supply output voltage is 60V, polymerization time 3min；Obtain electropolymerization coating.Point
Coating Yong not be tested, coating has excellent hydrophobic antimicrobial after dehydrated alcohol and deionized water rinse coating surface
Performance, and coating hardness of paint film is 3H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Embodiment 16
A piece of iron plate is taken, is done after successively being cleaned with water, acetone, water.Prepare the triphenylcarbenium that initiator content is 1.5wt%
The bisphenol A epoxide resin of five chloro-stannic acids: 3- mercapto-thiophene: the electropolymerization system of acetonitrile mass ratio 10:1:2.When system dispersion is equal
After even, iron plate one end is fixed on the anode of D.C. regulated power supply, the other end is placed in above-mentioned electropolymerization system, and will
D.C. regulated power supply cathode connection graphite electrode one is placed in conducting polymer system, and setting D.C. regulated power supply output voltage is
75V, polymerization time 2min；Obtain electropolymerization coating.It is right after being rinsed respectively with dehydrated alcohol and deionized water to coating surface
Coating is tested, and the epoxy coating with poly- (3- mercapto-thiophene) spreads out due to the chelation and polythiophene of sulfydryl and metal
The good electric conductivity of biology, so that coating and iron plate surface have very strong cementability and good resistance to electrochemical corrosion, and
Coating hardness of paint film is 3H, is immersed in 4 days coatings in 10wt%NaOH aqueous solution and does not blister or obscission.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. it is a kind of based on electropolymerization technology metal material surface coating method, it is characterised in that: the following steps are included:
(1) metal material the processing of metal: is cleaned into removal of impurities and drying；
(2) preparation of electropolymerization system: taking monomer, and initiator, after being mixed evenly, stand for standby use is added；
(3) metal material processed in step (1) electropolymerization process: is immersed to the electropolymerization system prepared in step (2)
In, carry out electropolymerization；
(4) product is handled: the product after electropolymerization is washed and dried.
2. it is according to claim 1 based on electropolymerization technology metal material surface coating method, it is characterised in that: institute
It states metal material in step (1) to be soaked in deionized water after progress ultrasonic cleaning, is cleaned using acetone, then use distilled water
It is dry after cleaning.
3. it is according to claim 1 based on electropolymerization technology metal material surface coating method, it is characterised in that: institute
State monomer be epoxy monomer, vinyl ethers monomer, epoxy resin, oxetanes, thiophene and derivatives, pyrroles and its
One or more of derivative, pyridine and its derivatives, aniline and its derivatives.
4. it is according to claim 3 based on electropolymerization technology metal material surface coating method, it is characterised in that: institute
Stating epoxy monomer is one in aliphatic epoxy monomer, glycidyl ether type epoxy monomer and glycidol esters epoxy monomer
Kind is a variety of.
5. it is according to claim 3 based on electropolymerization technology metal material surface coating method, it is characterised in that: institute
Stating vinyl ethers monomer is propylene oxide benzylic ether, propylene oxide phenyl ether, acrylic glycidol ether, the double shrinks of ethylene glycol
Glycerin ether, one of 1,4-butanediol bisglycidyl ether, ethylene glycol bi-vinyl ether or a variety of.
6. it is according to claim 3 based on electropolymerization technology metal material surface coating method, it is characterised in that: institute
Stating epoxy resin is glycidyl ether type epoxy resin, glycidyl ester epoxy resin, glycidyl amine epoxy resin, rouge
Ring race epoxy resin, bisphenol A type epoxy resin, bisphenol-A epoxy resin, brominated epoxy resin, silicon-modified epoxy
Resin, organic phosphorus epoxy resin, polyurethane-epoxy resin, bisphenol f type epoxy resin, bisphenol-s epoxy resin, epoxy novolac tree
One of rouge is a variety of.
7. it is according to claim 1 based on electropolymerization technology metal material surface coating method, it is characterised in that: institute
State cation light initiator are as follows: diphenyl iodine hexafluorophosphate, 4,4'- xylyl iodine hexafluorophosphate, triaryl hexafluoro phosphorus
Sour sulfonium salt, triaryl hexafluoro-antimonic acid sulfonium salt, potassium hexafluoroantimonate, sodium hexafluoro phosphate, silver hexafluoroantimonate, 1- butyl -3- methyl
Tetrafluoroborate, 1- butyl -3- methylimidazole hexafluorophosphate, hexafluoro-antimonic acid tetraphenylphosphonium, 1- butyl -3- methylimidazole
Hexafluoro antimonate, three [4- (dibutylamino) phenyl] ammonium hexafluoro antimonates, 4- octyloxy diphenyl iodonium hexafluoro antimonate, bis- (4- ten
Dialkyl benzene) iodine hexafluoro antimonate, N- ethylpyridine hexafluorophosphate, 1- butyl-pyridinium hexafluorophosphate, 1- ethylpyridine six
Fluorophosphate, 1- hexyl -3- picoline hexafluorophosphate, 1- ethyl-3-methylimidazole quinoline trifluoro (trifluoromethyl) borate,
1- butyl -3- methylimidazole dibutylphosphoric acid ester salt, tetrafluoro boric acid 1- butyl-pyridinium, 1- butyl -4- picoline hexafluorophosphoric acid
Salt, 1- octyl -3- methylimidazole hexafluorophosphate, hexafluorophosphoric acid 1- butyl-pyridinium, trimethyl oxygen hexa chloro-antimonate triphen
One or more of base light dydrocarbon chloro-stannic acid mixture.
8. it is according to claim 1 based on electropolymerization technology metal material surface coating method, it is characterised in that: institute
State the 0.05-5% that the initiator quality being added in step (2) is monomer mass.
9. electropolymerization according to claim 1 is in the method for metal material surface coating, it is characterised in that: the metal material
Material is aluminium, iron, copper, steel, zinc, silver, gold or alloy.
10. it is according to claim 1 based on electropolymerization technology metal material surface coating method, it is characterised in that:
After cleaning the product after electropolymerization with deionized water and ethyl alcohol respectively in the step (4), it is dried.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110029502A (en) * | 2019-04-16 | 2019-07-19 | 安庆北化大科技园有限公司 | A method of colored carbon fibre material is prepared based on electropolymerization technology |
| CN114196292A (en) * | 2021-12-23 | 2022-03-18 | 广东信华电器有限公司 | Water-based LED photocureable coating and coating method |
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| CN110029502A (en) * | 2019-04-16 | 2019-07-19 | 安庆北化大科技园有限公司 | A method of colored carbon fibre material is prepared based on electropolymerization technology |
| CN110029502B (en) * | 2019-04-16 | 2021-12-28 | 安庆北化大科技园有限公司 | Method for preparing color carbon fiber material based on electropolymerization technology |
| CN114196292A (en) * | 2021-12-23 | 2022-03-18 | 广东信华电器有限公司 | Water-based LED photocureable coating and coating method |
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Inventor after: Zhu Xiaoqun Inventor after: Li Ruiqi Inventor after: Nie Jun Inventor after: Zhao Bincheng Inventor after: Li Sanbao Inventor before: Zhu Xiaoqun Inventor before: Li Ruiqi Inventor before: Nie Jun Inventor before: Zhao Bincheng Inventor before: Li Sanbao |
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Application publication date: 20190614 |