CN106675366A - Water-based double-ingredient environment-friendly middle coating primer and preparation method thereof - Google Patents

Water-based double-ingredient environment-friendly middle coating primer and preparation method thereof Download PDF

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Publication number
CN106675366A
CN106675366A CN201611191285.7A CN201611191285A CN106675366A CN 106675366 A CN106675366 A CN 106675366A CN 201611191285 A CN201611191285 A CN 201611191285A CN 106675366 A CN106675366 A CN 106675366A
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CN
China
Prior art keywords
component
environmental protection
prime
aqueous double
parts
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Pending
Application number
CN201611191285.7A
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Chinese (zh)
Inventor
朱忠敏
林在强
赖美菊
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Eastern Paint Technology (shanghai) Co Ltd
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Eastern Paint Technology (shanghai) Co Ltd
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Priority to CN201611191285.7A priority Critical patent/CN106675366A/en
Publication of CN106675366A publication Critical patent/CN106675366A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D175/00Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04Polyurethanes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/20Diluents or solvents
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/63Additives non-macromolecular organic

Abstract

The invention relates to a water-based double-ingredient environment-friendly middle coating primer and a preparation method thereof. The water-based double-ingredient environment-friendly middle coating primer is prepared from the following substances in percentage by weight: 15 to 40 parts of waterborne emulsion, 10 to 30 parts of titanium dioxide, filling material powder ( including 3 to 20 parts of talcum powder, 2 to 15 parts of barium sulfate and 0.5 to 1 part of kaolin), 2 to 10 parts of modified aluminum triphosphate, 0.2 to 3 parts of organic pigment, 0.2 to 3 parts of auxiliary agents, 3 to 10 parts of solvents and 30 to 70 parts of curing agents of hydrophilic isocyanate curing agents. Compared with the prior art, the water-based double-ingredient environment-friendly middle coating primer has the characteristics that a film can be easily formed at a low temperature; the drying speed is high; the grinding performance is good; miliaria cannot be easily generated when coating film is thickly sprayed, and the like. Meanwhile, the excellent performance of the solvent type double-ingredient coating primer is maintained; the raw materials comprise acrylic acid waterborne emulsion, titanium dioxide, filling material powder, modified aluminum triphosphate, organic pigment, auxiliary agents, cosolvents and hydrophilic isocyanate curing agents.

Description

Prime in a kind of aqueous double-component environmental protection and preparation method thereof
Technical field
The present invention relates to paint field, and in particular to prime in a kind of aqueous double-component environmental protection and preparation method thereof.
Background technology
Priming paint is the ground floor of paint system, for improving adhesive force, the richness of increase finish paint, the offer alkali resistant of finish paint Property, anti-corrosion function etc. is provided, while can ensure that the uniform pickup of finish paint, make paint system play optimum efficiency.Surface paint quality Well just can be without priming paint, this saying is not right, because finish paint is different from the function of priming paint, finish paint more lays particular emphasis on final dress Decorations and apparent effect, and priming paint then lays particular emphasis on raising adhesive force, anti-corrosion function, alkali resistance etc..
In automobile repairing paint field, the technique primed frequently with.VOC content of priming in traditional oiliness exists 570~600g/L, the harm to human body environment is very big, and priming in common aqueouss has dry slow, and spraying thickness exceedes The problems such as easily bubbling when 100 μm.
The content of the invention
The purpose of the present invention is exactly the defect in order to overcome above-mentioned prior art to exist and provides a kind of low volatility, middle painting Prime in the good aqueous double-component environmental protection of performance and preparation method thereof.
The purpose of the present invention can be achieved through the following technical solutions:1. prime in a kind of aqueous double-component environmental protection, It is made up of component A and B component, the component A includes the material of following weight portion:
The B component includes the material of following weight portion:
Hydrophilic isocyanate curing agent 30~70;
Solvent 70~30;
Wherein, the mass ratio of the component A and B component is 5:1.
Described water-based emulsion is Niu Peisi NUPLEX SETAQUA 6516, Bayer BAYHYDUR 2846, Bayer One kind in BAYHYDROL 2470 or Bayer BAYHYDROL 2457.
Described firming agent is the one kind in BAYHYDUR XP 2655 or BAYHYDUR XP 2547.
The auxiliary agent include dispersant, wetting agent, defoamer, levelling agent and auxiliary rheological agents, the dispersant, wetting agent, The mass ratio of defoamer, levelling agent and auxiliary rheological agents is (0.2~3):(0.2~1):(0.2~3):(0.5~3):(0.5~ 3)。
The dispersant is BYK190 or BYK191;
The wetting agent is the 104-BC of U.S.'s gas chemical industry;
The defoamer is tego901W or BYK019;
The levelling agent is BYK349 or Tego 4100;
The auxiliary rheological agents be bochers 0435 or hamming this 1010.
Solvent described in component A is deionized water or propylene glycol monomethyl ether amyl acetate, and solvent described in B component is Propylene Glycol first Ether amyl acetate.
The preparation method primed in a kind of aqueous double-component environmental protection as described above, including following step:
(1) solvent, dispersant, defoamer, titanium dioxide, Pulvis Talci, barium sulfate, modified tripolyphosphate are added by formula ratio Aluminum, white carbon black, dispersion, grinding are subsequently adding water-based emulsion, solvent, wetting agent, levelling agent, defoamer blender and disperse at a high speed, Obtain component A of priming in aqueous double-component environmental protection;
(2) hydrophilic isocyanate curing agent and propylene glycol monomethyl ether amyl acetate are added by formula ratio, is stirred, obtain water Prime in property double-component environmental-protection B component;
(3) will aqueous double-component environmental protection in prime component A and aqueous double-component environmental protection in prime B component in mass ratio 5:1 mixing, obtains final product and is primed in the aqueous double-component environmental protection.
Described being dispersed in dispersion machine is carried out, and rate of dispersion is 800~1000r/min, and jitter time is 20~40min.
The grinding is carried out in sand mill, is ground to fineness≤25 μm.
Compared with prior art, beneficial effects of the present invention are embodied in following several respects:
(1) compared with traditional oil primer, characteristic of the present invention with low VOC, the harm to health and environment It is less;
(2) compared with traditional aqueous priming paint, the present invention has good grinability, and adhesive force is good, and pliability is good, resistance to punching Hitting property and salt fog resistance etc..
Specific embodiment
Embodiments of the invention are elaborated below, the present embodiment is carried out under premised on technical solution of the present invention Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following enforcements Example.
Embodiment 1
Prime in a kind of aqueous double-component environmental protection, its composition is as shown in the table:
Component A
B component
The preparation method primed in above-mentioned includes following step:
(1) solvent, dispersant, defoamer, titanium dioxide, Pulvis Talci, barium sulfate, modified tripolyphosphate are added by formula ratio Aluminum, organic pigment, are ground to below 25 μm of fineness again after being disperseed at a high speed with dispersion machine with sand mill, add the breast of certain mass Liquid, solvent, moistening flatting agent, defoamer are disperseed at a high speed with blender, obtain component A of priming in aqueous double-component environmental protection.
(2) the hydrophilic isocyanate curing agent and propylene glycol monomethyl ether amyl acetate of certain mass are added by formula, with stirring Machine is uniformly dispersed, and obtains B component of priming in aqueous double-component environmental protection.
(3) by B component by weight 1:5 are added in component A, and 800r/min -1000r/min dispersion 30min. are obtained Prime in double-component aqueous.
(4) double-component 2K finish paint is sprayed on into being sprayed with the steel plate of the product of Jing 500# sand paperings, 80 DEG C of bakings After 30min, its adhesive force, resistance to impact are surveyed.
(5) this product is sprayed on the steel plate of Jing 500# sand paperings, after 80 DEG C of baking 8h its resistance to water, acid and alkali-resistance is surveyed Property.
(6) double-component 2K finish paint is sprayed on into being sprayed with the steel plate of the product of Jing 500# sand paperings, 80 DEG C of baking 8h Afterwards, its salt fog resistance is surveyed.
Test result is as shown in the table:
Knowable to above-mentioned testing result:Compared with traditional solvent based coating, the characteristics of the product has low VOC, and have There is the corresponding performance of solvent based coating, there is good grinability, adhesive force is good, and pliability is good, resistance to impact and salt fog resistance etc..
Embodiment 2:
Prime in a kind of aqueous double-component environmental protection, its composition is as shown in the table:
Component A
B component
The preparation method primed in above-mentioned includes following step:
(1) solvent, dispersant, defoamer, titanium dioxide, Pulvis Talci, barium sulfate, modified tripolyphosphate are added by formula ratio Aluminum, organic pigment, are ground to below 25 μm of fineness after being disperseed at a high speed with dispersion machine with sand mill, the emulsion of addition certain mass, Solvent, moistening flatting agent, defoamer are disperseed at a high speed with blender, obtain component A of priming in aqueous double-component environmental protection.
(2) the hydrophilic isocyanate curing agent and propylene glycol monomethyl ether amyl acetate of certain mass are added by formula, with stirring Machine is uniformly dispersed, and obtains B component of priming in aqueous double-component environmental protection.
(3) by B component by weight 1:5 are added in component A, and 800r/min -1000r/min dispersion 30min. are obtained Prime in double-component aqueous.
(4) double-component 2K finish paint is sprayed on into being sprayed with the steel plate of the product of Jing 500# sand paperings, 80 DEG C of bakings After 30min, its adhesive force, resistance to impact are surveyed.
(5) this product is sprayed on the steel plate of Jing 500# sand paperings, after 80 DEG C of baking 8h its resistance to water, acid and alkali-resistance is surveyed Property.
(6) double-component 2K finish paint is sprayed on into being sprayed with the steel plate of the product of Jing 500# sand paperings, 80 DEG C of baking 8h Afterwards, its salt fog resistance is surveyed.
Test result is as shown in the table:
Knowable to above-mentioned testing result:Compared with traditional solvent based coating, the characteristics of the product has low VOC, and have There is the corresponding performance of solvent based coating, there is good grinability, adhesive force is good, and pliability is good, resistance to impact and salt fog resistance etc..
Embodiment 3
Prime in a kind of aqueous double-component environmental protection, be made up of component A and B component, the priming paint includes following weight portion Material:
The B component includes the material of following weight portion:
Hydrophilic isocyanate curing agent 30;
Propylene glycol monomethyl ether amyl acetate 70.
Above-mentioned substance is mixed according to method same as Example 1, obtains being primed in aqueous double-component environmental protection, detected Understand:Compared with traditional solvent based coating, the characteristics of the product has low VOC, and with the corresponding performance of solvent based coating, There is good grinability, adhesive force is good, and pliability is good, resistance to impact and salt fog resistance etc..
Embodiment 4
Prime in a kind of aqueous double-component environmental protection, be made up of component A and B component, the priming paint includes following weight portion Material:
The B component includes the material of following weight portion:
Hydrophilic isocyanate curing agent 70;
Propylene glycol monomethyl ether amyl acetate 30.
Above-mentioned substance is mixed according to method same as Example 1, obtains being primed in aqueous double-component environmental protection, detected Understand:Compared with traditional solvent based coating, the characteristics of the product has low VOC, and with the corresponding performance of solvent based coating, There is good grinability, adhesive force is good, and pliability is good, resistance to impact and salt fog resistance etc..
Embodiment 5
Prime in a kind of aqueous double-component environmental protection, be made up of component A and B component, the priming paint includes following weight portion Material:
The B component includes the material of following weight ratio:
Hydrophilic isocyanate curing agent 40;
Propylene glycol monomethyl ether amyl acetate 60.
Above-mentioned substance is mixed according to method same as Example 1, obtains being primed in aqueous double-component environmental protection, detected Understand:Compared with traditional solvent based coating, the characteristics of the product has low VOC, and with the corresponding performance of solvent based coating, There is good grinability, adhesive force is good, and pliability is good, resistance to impact and salt fog resistance etc..

Claims (9)

1. prime in a kind of aqueous double-component environmental protection, be made up of component A and B component, it is characterised in that the component A includes The material of following weight portion:
The B component includes the material of following weight portion:
Hydrophilic isocyanate curing agent 30~70;
Solvent 70~30;
Wherein, the mass ratio of the component A and B component is 5:1.
2. prime in a kind of aqueous double-component environmental protection according to claim 1, it is characterised in that described water-based emulsion For Niu Peisi NUPLEX SETAQUA 6516, Bayer BAYHYDUR 2846, Bayer BAYHYDROL 2470 or Bayer One kind in BAYHYDROL 2457.
3. prime in a kind of aqueous double-component environmental protection according to claim 1, it is characterised in that described firming agent is One kind in BAYHYDUR XP 2655 or BAYHYDUR XP 2547.
4. prime in a kind of aqueous double-component environmental protection according to claim 1, it is characterised in that the auxiliary agent includes dividing Powder, wetting agent, defoamer, levelling agent and auxiliary rheological agents, the dispersant, wetting agent, defoamer, levelling agent and auxiliary rheological agents Mass ratio be (0.2~3):(0.2~1):(0.2~3):(0.5~3):(0.5~3).
5. prime in a kind of aqueous double-component environmental protection according to claim 4, it is characterised in that the dispersant is BYK190 or BYK191;
The wetting agent is the 104-BC of U.S.'s gas chemical industry;
The defoamer is tego901W or BYK019;
The levelling agent is BYK349 or Tego 4100;
The auxiliary rheological agents be bochers 0435 or hamming this 1010.
6. prime in a kind of aqueous double-component environmental protection according to claim 1, it is characterised in that molten described in component A Agent is deionized water or propylene glycol monomethyl ether amyl acetate, and solvent described in B component is propylene glycol monomethyl ether amyl acetate.
7. the preparation method primed in a kind of environmental protection of the aqueous double-component as described in claim 1~6 is arbitrary, it is characterised in that The method includes following step:
(1) solvent, dispersant, defoamer, titanium dioxide, Pulvis Talci, barium sulfate, modified aluminium triphosphate, charcoal are added by formula ratio Black, dispersion, grinding are subsequently adding water-based emulsion, solvent, wetting agent, levelling agent, defoamer blender and disperse at a high speed, obtain Prime component A in aqueous double-component environmental protection;
(2) hydrophilic isocyanate curing agent and propylene glycol monomethyl ether amyl acetate are added by formula ratio, is stirred, obtain aqueouss double Prime in component environmental-protection B component;
(3) will prime in aqueous double-component environmental protection prime B component in mass ratio 5 in component A and aqueous double-component environmental protection:1 Mixing, obtains final product and is primed in the aqueous double-component environmental protection.
8. the preparation method primed in a kind of aqueous double-component environmental protection according to claim 7, it is characterised in that described Being dispersed in dispersion machine is carried out, and rate of dispersion is 800~1000r/min, and jitter time is 20~40min.
9. the preparation method primed in a kind of aqueous double-component environmental protection according to claim 7, it is characterised in that described Grinding is carried out in sand mill, is ground to fineness≤25 μm.
CN201611191285.7A 2016-12-21 2016-12-21 Water-based double-ingredient environment-friendly middle coating primer and preparation method thereof Pending CN106675366A (en)

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Cited By (5)

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Publication number Priority date Publication date Assignee Title
CN109337553A (en) * 2018-09-27 2019-02-15 清远威凛材料科技有限公司 One kind is aqueous to fill out coating new material and preparation method thereof
CN111040606A (en) * 2019-12-31 2020-04-21 江苏祥邦建筑新材料科技有限公司 Waterproof coating and preparation method thereof
CN111961401A (en) * 2020-08-29 2020-11-20 广东多柏斯化工新材料有限公司 Double-component water-based anti-expansion transparent primer and preparation method thereof
CN112029392A (en) * 2020-07-25 2020-12-04 上海立邦长润发涂料有限公司 Water-based double-component white primer and preparation method thereof
CN113025178A (en) * 2021-04-09 2021-06-25 苏州吉人高新材料股份有限公司 Self-assembled two-component water-based acrylic acid antique paint and preparation method thereof

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109337553A (en) * 2018-09-27 2019-02-15 清远威凛材料科技有限公司 One kind is aqueous to fill out coating new material and preparation method thereof
CN111040606A (en) * 2019-12-31 2020-04-21 江苏祥邦建筑新材料科技有限公司 Waterproof coating and preparation method thereof
CN112029392A (en) * 2020-07-25 2020-12-04 上海立邦长润发涂料有限公司 Water-based double-component white primer and preparation method thereof
CN112029392B (en) * 2020-07-25 2022-02-01 上海立邦长润发涂料有限公司 Water-based double-component white primer and preparation method thereof
CN111961401A (en) * 2020-08-29 2020-11-20 广东多柏斯化工新材料有限公司 Double-component water-based anti-expansion transparent primer and preparation method thereof
CN113025178A (en) * 2021-04-09 2021-06-25 苏州吉人高新材料股份有限公司 Self-assembled two-component water-based acrylic acid antique paint and preparation method thereof

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Application publication date: 20170517