CN109701840A - A kind of board surface covering using sulfhydryl compound as transition zone - Google Patents
A kind of board surface covering using sulfhydryl compound as transition zone Download PDFInfo
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- CN109701840A CN109701840A CN201811457773.7A CN201811457773A CN109701840A CN 109701840 A CN109701840 A CN 109701840A CN 201811457773 A CN201811457773 A CN 201811457773A CN 109701840 A CN109701840 A CN 109701840A
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Abstract
The board surface covering that the invention discloses a kind of using sulfhydryl compound as transition zone, including sulfydryl transition zone, prime coat, dope layer and protective layer, by sulfydryl transition zone, prime coat, dope layer and protective layer, successively spraying is attached to substrate surface formation surface covering structure from inside to outside；For the present invention by making substrate surface form the sulfydryl transition zone of one layer of even compact using chemical vapor deposition principle, stickiness is good, improves coating deposition efficiency, and improve the uniformity and compactness of coating layer thickness；, can be in conjunction with sulfydryl transition zone adsorbed close by spraying the prime coat of specific components in sulfydryl transition zone outer layer, anti-corrosion ability is strong；By further increasing the protective capacities to plate, while by specific structure and component in prime coat outer layer successively sprayed coating layer and protective layer, so that combining effect good between each coating, the corrosion resistance of coating is optimized.
Description
Technical field
The present invention relates to plate coating technology field, espespecially a kind of board table using sulfhydryl compound as transition zone
Finishing coat.
Background technique
Plate is made as the flattened rectangular constructional material plate of normal size, is applied to building trade, for making wall, smallpox
Plate or the component on floor.Also refer to metal plate made of forging, rolling or casting more.Be divided into thin plate, middle plate, slab, special heavy plate,
It is commonly made to the flattened rectangular constructional material plate of normal size.Plate product shape is flat, and width-thickness ratio is big, the surface of unit volume
Product is also very big, and this sShape features bring the feature in its use: surface area is big, therefore containing covering power is strong, in chemical industry, holds
Device, building, metal product, metal structure etc. are all used widely；It can arbitrarily cut out, be bent, punching press, weld, be made
Various product components, it is flexible and convenient to use, occupy extremely importantly in departments such as automobile, aviation, shipbuilding and tractor manufactures
Position；The structural members such as flexible, to be welded into all kinds of compound sections fashioned iron, steel pipe, large-scale I-steel, channel steel, therefore it is known as " omnipotent steel
Material ".
Corrosive environment is the most common factor that sheet metal is destroyed.Cause because of environmental corrosion solid in electronic device
The burn into conductor/semiconductor insulating properties of body material reduces and the phenomena of the failure such as short-circuit, open circuit or poor contact.Currently,
In the product of the hi-tech industries such as national defence, space flight, the ratio that electronic component occupies is increasing, moisture-proof to electronic product, mould proof,
Corrosion resistance requires to be increasingly stringenter.And in communication field, as technology continues to advance, the continuous of communication frequency is promoted, to logical
The reliability requirement for interrogating heat dissipation, the signal transmission of equipment is also higher and higher.Therefore, it is necessary to reliable methods can be to circuit
Plate and electronic component carry out effective protection, and will not influence proper heat reduction and signal transmission.
Polymer coating due to economic, easy coating, it is applied widely the features such as be usually used in the protection of material surface, Ke Yifu
Give the good physics of material, chemical durability.But the coating compactness of current plate surface is poor, the fitting between each coating
Adhesion effect is bad, so as to cause the reduction of coating protection function.
Summary of the invention
The technical problem to be solved by the present invention is to the coating compactness of existing plate surface is poor, the fitting between each coating
Adhesion effect is bad, so as to cause the reduction of coating protection function, now provides a kind of using sulfhydryl compound as the novel of transition zone
Plate surface coating, to solve the above problems.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
The present invention provides a kind of board surface covering using sulfhydryl compound as transition zone, including sulfydryl transition
Layer, prime coat, dope layer and protective layer, it is specific the preparation method is as follows:
(1) sulfydryl transition zone: substrate is placed in the reaction chamber of nano coating Preparation equipment, by being passed through containing sulfydryl
Monomer vapours carry out chemical vapor deposition, in substrate surface chemical vapor deposition prepares coating, so that substrate surface forms one layer
The sulfydryl transition zone of even compact.
(2) it prime coat: for efficient alkyd composite primer, is mixed by two component of A, B with 4:1, in which:
Component A are as follows: pigments and fillers 40-80 parts by weight, alkyd resin 30-35 parts by weight, coupling agent 2-5 parts by weight, You Jirong
Agent 0.5-1 parts by weight, auxiliary agent 12.5-21.5 parts by weight (including parts by weight be 0.5-1.5 anti-settling agent and parts by weight be 12-20
Cosolvent) composition from dry antirusting paint；
B component are as follows: curing agent 25-50 parts by weight, adhesive 2-5 parts by weight and cosolvent 30-50 parts by weight.
Specific preparation step are as follows:
A. pigments and fillers 40-80 parts by weight, alkyd resin 30-35 parts by weight, coupling agent 2-5 parts by weight, organic solvent are taken
0.5-1 parts by weight, auxiliary agent 12.5-21.5 parts by weight (including parts by weight be 0.5-1.5 anti-settling agent and parts by weight be 12-20's
Cosolvent)；
B. by the alkyd resin that parts by weight are 30-35 be added in organic solvent dissolution stir evenly again to, in organic solvent according to
Secondary addition auxiliary agent, pigments and fillers simultaneously stir evenly, and being then placed in grinder and being ground to fineness is 30-40 μm, obtain priming paint component A,
It is spare；
C. curing agent 25-50 parts by weight, adhesive 2-5 parts by weight and cosolvent 30-50 parts by weight is taken to be mixed evenly
It is spare, priming paint B component is obtained, it is spare；
D. the priming paint component A that step b is obtained and the priming paint B component that step c is obtained are mixed evenly, obtain efficient alcohol
Sour composite primer.
(3) dope layer: for double-deck aqueous inorganic zinc-rich anti-corrosive paint, the thickness of first layer aqueous inorganic zinc-rich anti-corrosive paint
Degree is 20-30 μm, and second layer aqueous inorganic zinc-rich anti-corrosive paint is 45-60 μm.
(4) it protective layer: for fibrous layer, is mixed by glass fiber and water-based adhesive.
(5) by sulfydryl transition zone, prime coat, dope layer and protective layer, successively spraying is attached to substrate surface shape from inside to outside
At surface covering structure.
As a preferred technical solution of the present invention, pigments and fillers are iron oxide red, modified micaceous oxygen in the component A of method (2)
Change the mixture of iron, superfine talcum powder, alkyd resin is organic silicon modified alkyd resin and styrenated alkyd 1:1
It mixes, coupling agent is silane coupling agent, and organic solvent is dimethylbenzene, butanol, cyclohexanone are mixed according to 3:2:1 ratio
, anti-settling agent is polyamide wax series, and cosolvent is the mixture in dimethylbenzene and isobutanol.
As a preferred technical solution of the present invention, in the B component of method (2), curing agent is cashew nut oil modified amine,
Cosolvent is the mixture of dimethylbenzene and isopropanol, and adhesive is in butyl acrylate, styrene or methyl methacrylate
It is a kind of.
As a preferred technical solution of the present invention, being added in the aqueous inorganic zinc-rich anti-corrosive paint in method (3) has
The mixture of inorganic mixed acid and organic acid, wherein inorganic mixed acid is the mixture of hydrochloric acid and boric acid, and organic acid is ice vinegar
Acid.
The beneficial effects obtained by the present invention are as follows being: the present invention is by making substrate surface shape using chemical vapor deposition principle
At the sulfydryl transition zone of one layer of even compact, stickiness is good, improves coating deposition efficiency, and improves the uniform of coating layer thickness
Property and compactness；It, can be with sulfydryl transition zone adsorbed close by spraying the prime coat of specific components in sulfydryl transition zone outer layer
In conjunction with anti-corrosion ability is strong；By further increasing the protection to plate in prime coat outer layer successively sprayed coating layer and protective layer
Ability, while by specific structure and component, so that combining effect good between each coating, optimize the corrosion-resistant energy of coating
Power.
Specific embodiment
Embodiment: the present invention provides the present invention and provides a kind of board surface painting using sulfhydryl compound as transition zone
Layer, including sulfydryl transition zone, prime coat, dope layer and protective layer, it is specific the preparation method is as follows:
(1) sulfydryl transition zone: substrate is placed in the reaction chamber of nano coating Preparation equipment, by being passed through containing sulfydryl
Monomer vapours carry out chemical vapor deposition, in substrate surface chemical vapor deposition prepares coating, so that substrate surface forms one layer
The sulfydryl transition zone of even compact.
(2) it prime coat: for efficient alkyd composite primer, is mixed by two component of A, B with 4:1, in which:
Component A are as follows: pigments and fillers 40-80 parts by weight, alkyd resin 30-35 parts by weight, coupling agent 2-5 parts by weight, You Jirong
Agent 0.5-1 parts by weight, auxiliary agent 12.5-21.5 parts by weight (including parts by weight be 0.5-1.5 anti-settling agent and parts by weight be 12-20
Cosolvent) composition from dry antirusting paint；
B component are as follows: curing agent 25-50 parts by weight, adhesive 2-5 parts by weight and cosolvent 30-50 parts by weight.
Specific preparation step are as follows:
A. pigments and fillers 40-80 parts by weight, alkyd resin 30-35 parts by weight, coupling agent 2-5 parts by weight, organic solvent are taken
0.5-1 parts by weight, auxiliary agent 12.5-21.5 parts by weight (including parts by weight be 0.5-1.5 anti-settling agent and parts by weight be 12-20's
Cosolvent)；
B. by the alkyd resin that parts by weight are 30-35 be added in organic solvent dissolution stir evenly again to, in organic solvent according to
Secondary addition auxiliary agent, pigments and fillers simultaneously stir evenly, and being then placed in grinder and being ground to fineness is 30-40 μm, obtain priming paint component A,
It is spare；
C. curing agent 25-50 parts by weight, adhesive 2-5 parts by weight and cosolvent 30-50 parts by weight is taken to be mixed evenly
It is spare, priming paint B component is obtained, it is spare；
D. the priming paint component A that step b is obtained and the priming paint B component that step c is obtained are mixed evenly, obtain efficient alcohol
Sour composite primer.
(3) dope layer: for double-deck aqueous inorganic zinc-rich anti-corrosive paint, the thickness of first layer aqueous inorganic zinc-rich anti-corrosive paint
Degree is 20-30 μm, and second layer aqueous inorganic zinc-rich anti-corrosive paint is 45-60 μm.
(4) it protective layer: for fibrous layer, is mixed by glass fiber and water-based adhesive.
(5) by sulfydryl transition zone, prime coat, dope layer and protective layer, successively spraying is attached to substrate surface shape from inside to outside
At surface covering structure.
Preferably, in the component A of method (2) pigments and fillers be iron oxide red, modified micaceous iron oxide, superfine talcum powder mixing
Object, iron oxide red property are stablized, and strong covering power, particle is subtle, can play the role of in paint film it is good, it is heat-resisting, light resistance is good, it is right
The effect of atmosphere, bases and diluted acid is highly stable；Alkyd resin is organic silicon modified alkyd resin and phenylethene modified alkyd
Resin 1:1 is mixed, and organic silicon coating has excellent electrical insulation capability, high temperature resistant and corrosion resistant candle performance, utilization organic
Si modification alkyd resin can significantly improve the weatherability and heat resistance of alkyd resin, and the film of styrenated alkyd has
The advantages that stemness is good, hardness is high, at low cost, can be used as quick-drying paint, have become an important type in alkyd resin；Coupling agent
For silane coupling agent, silane coupling agent and sulfydryl have stronger respond, convenient for combining with sulfydryl transition zone, enhance prime coat
With the binding performance between sulfydryl transition zone；Organic solvent is dimethylbenzene, butanol, cyclohexanone are mixed according to 3:2:1 ratio
, anti-settling agent be polyamide wax series, polyamide wax be mostly fatty acid amide emulsify in natural paraffin wax generation polarity, then
It being put into dimethylbenzene preparatory swelling and generates paste thixotropic agent, its swelling structure reticulates, there are extraordinary intensity and heat resistance,
Excellent storage stability has splendid result of prevention in phthalic resin coating system, the thixotroping of phthalic resin coating can be improved
Property, there is excellent resist sagging ability, anti-settling ability；Cosolvent is the mixture in dimethylbenzene and isobutanol.
Preferably, in the B component of method (2), curing agent is cashew nut oil modified amine, and cosolvent is dimethylbenzene and isopropanol
Mixture, adhesive is one of butyl acrylate, styrene or methyl methacrylate, can be gathered around on the metallic substrate
There is very strong adhesive ability, ageing-resistant performance is strong.
Preferably, being added in the aqueous inorganic zinc-rich anti-corrosive paint in method (3) has the mixed of inorganic mixed acid and organic acid
Close object, wherein inorganic mixed acid is the mixture of hydrochloric acid and boric acid, and organic acid is glacial acetic acid, can reduce aqueous inorganic zinc-rich
The basicity of sodium silicate aqueous solution in anticorrosive paint, and improve its curing performance.
Working principle: the present invention using chemical vapor deposition principle by making substrate surface form one layer of even compact
Sulfydryl transition zone, in preparation process, the kinetic characteristic and plasma discharge energy of substrate combine linkage, discharge energy output
Meanwhile substrate is moved, and deposition efficiency is improved, the sulfydryl transition zone compactness made significantly improves, and stickiness is good, mentions
High coating deposition efficiency, and improve the uniformity of coating layer thickness.Prime coat using alkyd resin with iron oxide red is compound is answered
Priming paint is closed, adhesive force is strong, good mechanical property, and alkyd resin filling capacity is strong, fast drying, and matching performance is good, various strong solvent faces
Qi Junke is matched, and coupling agent is silane coupling agent, and silane coupling agent and sulfydryl have stronger respond, is convenient for and sulfydryl
Transition zone combines, and enhances the binding performance between prime coat and sulfydryl transition zone.Dope layer is that double-deck aqueous inorganic zinc-rich is anti-
Rotten coating, first layer aqueous inorganic zinc-rich anti-corrosive paint thinner thickness make it form film layer, rate of drying in plate surface rapidly
Fastly, it is firmly combined between coating and plate；Second layer aqueous inorganic zinc-rich anti-corrosive paint guarantees the thickness of primer layer, improves painting
The leakproofness of layer molecular structure, favorable anti-corrosion effect extend service life.Protective layer is fibrous layer, by glass fiber and water
Fundamental mode adhesive mixes, and glass fibre high temperature resistant is not burnt, and adhesion strength is strong after mixing with water-based adhesive, so that respectively
It combines effect good between coating, while by specific structure and component, optimizing the corrosion resistance of coating.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (4)
1. a kind of board surface covering using sulfhydryl compound as transition zone, which is characterized in that including sulfydryl transition zone,
Prime coat, dope layer and protective layer, it is specific the preparation method is as follows:
(1) sulfydryl transition zone: substrate being placed in the reaction chamber of nano coating Preparation equipment, by being passed through the monomer containing sulfydryl
Steam carries out chemical vapor deposition, in substrate surface chemical vapor deposition prepares coating, so that substrate surface forms one layer uniformly
Fine and close sulfydryl transition zone.
(2) it prime coat: for efficient alkyd composite primer, is mixed by two component of A, B with 4:1, in which:
Component A are as follows: pigments and fillers 40-80 parts by weight, alkyd resin 30-35 parts by weight, coupling agent 2-5 parts by weight, organic solvent
0.5-1 parts by weight, auxiliary agent 12.5-21.5 parts by weight (including parts by weight be 0.5-1.5 anti-settling agent and parts by weight be 12-20's
Cosolvent) composition from dry antirusting paint；
B component are as follows: curing agent 25-50 parts by weight, adhesive 2-5 parts by weight and cosolvent 30-50 parts by weight.
Specific preparation step are as follows:
A. pigments and fillers 40-80 parts by weight, alkyd resin 30-35 parts by weight, coupling agent 2-5 parts by weight, organic solvent 0.5-1 weight are taken
Measure part, auxiliary agent 12.5-21.5 parts by weight (including parts by weight be 0.5-1.5 anti-settling agent and parts by weight be 12-20 cosolvent)；
B. by the alkyd resin that parts by weight are 30-35 be added in organic solvent dissolution stir evenly again to, in organic solvent successively plus
Enter auxiliary agent, pigments and fillers and stir evenly, being then placed in grinder and being ground to fineness is 30-40 μm, obtains priming paint component A, spare；
C. curing agent 25-50 parts by weight, adhesive 2-5 parts by weight and cosolvent 30-50 parts by weight are taken to be mixed evenly spare,
Priming paint B component is obtained, it is spare；
D. the priming paint component A that step b is obtained and the priming paint B component that step c is obtained are mixed evenly, it is multiple obtains efficient alkyd
Close priming paint.
(3) dope layer: for double-deck aqueous inorganic zinc-rich anti-corrosive paint, first layer aqueous inorganic zinc-rich anti-corrosive paint with a thickness of
20-30 μm, second layer aqueous inorganic zinc-rich anti-corrosive paint is 45-60 μm.
(4) it protective layer: for fibrous layer, is mixed by glass fiber and water-based adhesive.
(5) by sulfydryl transition zone, prime coat, dope layer and protective layer, successively spraying is attached to substrate surface formation table from inside to outside
Topcoat constructions.
2. a kind of board surface covering using sulfhydryl compound as transition zone according to claim 1, feature
It is, pigments and fillers are the mixture of iron oxide red, modified micaceous iron oxide, superfine talcum powder, alkyd resin in the component A of method (2)
It is mixed for organic silicon modified alkyd resin and styrenated alkyd 1:1, coupling agent is silane coupling agent, organic
Solvent is dimethylbenzene, butanol, cyclohexanone are mixed according to 3:2:1 ratio, and anti-settling agent is polyamide wax series, and cosolvent is
Mixture in dimethylbenzene and isobutanol.
3. a kind of board surface covering using sulfhydryl compound as transition zone according to claim 1, feature
It is, in the B component of method (2), curing agent is cashew nut oil modified amine, and cosolvent is the mixture of dimethylbenzene and isopropanol,
Adhesive is one of butyl acrylate, styrene or methyl methacrylate.
4. a kind of board surface covering using sulfhydryl compound as transition zone according to claim 1, feature
It is, the mixture for having inorganic mixed acid and organic acid is added in the aqueous inorganic zinc-rich anti-corrosive paint in method (3), wherein
Inorganic mixed acid is the mixture of hydrochloric acid and boric acid, and organic acid is glacial acetic acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811457773.7A CN109701840A (en) | 2018-11-30 | 2018-11-30 | A kind of board surface covering using sulfhydryl compound as transition zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811457773.7A CN109701840A (en) | 2018-11-30 | 2018-11-30 | A kind of board surface covering using sulfhydryl compound as transition zone |
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| Publication Number | Publication Date |
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| CN109701840A true CN109701840A (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811457773.7A Withdrawn CN109701840A (en) | 2018-11-30 | 2018-11-30 | A kind of board surface covering using sulfhydryl compound as transition zone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116622277A (en) * | 2023-06-06 | 2023-08-22 | 安徽纽亚达科技有限责任公司 | Preparation method of antirust material of nano oxide coated mica iron oxide |
-
2018
- 2018-11-30 CN CN201811457773.7A patent/CN109701840A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116622277A (en) * | 2023-06-06 | 2023-08-22 | 安徽纽亚达科技有限责任公司 | Preparation method of antirust material of nano oxide coated mica iron oxide |
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Application publication date: 20190503 |