CN110229608A - A kind of high-performance high-environmental aqueous industrial coating and its preparation method and application - Google Patents
A kind of high-performance high-environmental aqueous industrial coating and its preparation method and application Download PDFInfo
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- CN110229608A CN110229608A CN201910554129.XA CN201910554129A CN110229608A CN 110229608 A CN110229608 A CN 110229608A CN 201910554129 A CN201910554129 A CN 201910554129A CN 110229608 A CN110229608 A CN 110229608A
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- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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- 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
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- 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
- C09D7/63—Additives non-macromolecular organic
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Abstract
The present invention provides a kind of high-performance high-environmental aqueous industrial coating and its preparation method and application, and the coating includes component A and component B；The component A includes following parts by weight component: acrylic acid modified polyurethane lotion 60-70, coalescing agent 10-20, wetting agent 0.2-0.5, defoaming agent 0.1-0.3, promotor 3-5, the auxiliary agent of resistance to alcohol 5-10, thickener 0.5-1, pigment 5-20, water 8-15, other auxiliary agent 0-5；The component B includes following parts by weight component: waterborne curing agent, isocyanates 70-80, solvent 20-25, dehydrating agent 0-0.7.Present invention resin based on the aqueous acrylic modified polyaminoester emulsion of low hydroxyl value, can the excellent adhesive force of very effective offer and excellent paint film property, not only saved cost of labor but also saved material cost, the feature of environmental protection is high, the competitiveness that product can be improved is one of the developing direction of the following water paint.
Description
Technical field
The present invention relates to a kind of high-performance high-environmental aqueous industrial coating fields, and in particular to a kind of aqueous low hydroxyl value is low solid
Agent double-component polyurethane coating and its preparation method and application.
Background technique
Coating industry is mainly based on solvent type at present, but high VOC brings a series of pollution environment, endangers health
Problem.Water is added when construction and is used as diluent by water paint low VOC, and feature of environmental protection height, is coating industry developing direction.But current water
Property paint haves the defects that different degrees of in terms of glossiness adhesive force.
In the prior art, common aqueous double-component polyurethane paint is existing using hydroxyl acrylic emulsion as matrix resin
That there are polymerization stabilities is poor for the hydroxypropyl lotion of high carboxylic monomer content, appearance of film is poor, hardness is not high enough, resistance to medium is not good enough
The disadvantages of, and since hydroxyl value is higher, lead to paint film poor water resistance, and will lead to common silver powder paint film and black, so need using
To the higher silver powder of specially treated price is passed through, using limited.Meanwhile the double-component polyurethane paint of the prior art mostly uses priming paint
Finishing coat is added to combine, and the curing agent that common double-component polyurethane paint needs to add higher proportion can be only achieved preferable construction
The impact of performance, while curing agent price is higher.
Summary of the invention
In view of this, it is an object of the invention to prepare a kind of high-performance high-environmental aqueous industrial coating replacement oiliness painting
Material, the resin based on the aqueous acrylic modified polyurethane lotion of low hydroxyl value very effective can provide excellent adhesive force
And excellent paint film property, there is good result especially for aluminium paint.The present invention is the water paint singly applied, both saves cost of labor
Material cost is saved again, and the feature of environmental protection is high, can improve the competitiveness of product, be one of the developing direction of the following water paint.
The technical solution of the present invention is as follows:
A kind of high-performance high-environmental aqueous industrial coating, including component A and component B；The component A includes following parts by weight array
Point: synthesis lotion 60-70, coalescing agent 10-20, wetting agent 0.2-0.5, defoaming agent 0.1-0.3, promotor
3-5, the auxiliary agent of resistance to alcohol 5-10, thickener 0.5-1, pigment 5-20, water 8-15, other auxiliary agent 0-5；
The component B includes following parts by weight component: waterborne curing agent, isocyanates 70-80, solvent 20-25, dehydrating agent 0-
0.7。
Further, the synthesis lotion is anionic, solid content 38-42, glass transition temperature
>=35 DEG C, 20-500CPs/25 DEG C of viscosity;Hydroxy radical content 0.5-2.2%.
Particularly, the acrylic acid modified polyurethane used in the present invention is as matrix resin, hydroxy radical content 0.5-2.2%, paint
After film parches, hardness is high, and rate of drying is fast, and silver powder arranges, and chemical-resistant is good, has preferable solvent compatibility.
Further, the coalescing agent is any one of dipropylene glycol methyl ether, ethylene glycol monobutyl ether or two kinds
Combination.
Further, the wetting agent be in the prior art Digao brand and model be 270,280,610,700,740w,
Bi Ke brand and model is any in BYK-2012, BYK-108, BYK-115, BYK-205, BYK-2150, BYK-1150 product
Kind.
Further, it be 830, Bi Ke brand and model is BYK- that the defoaming agent, which includes the high safe brand and model of the prior art,
023, BYK-028, BYK-036, BYK-1770 or the modest brand and model of prior art moral be 2700,3100,5300,5800F,
Any one of 6500 products.
Further, the promotor is to increase that paint film is wear-resisting and paint viscosity, including prior art Dao Kanger product
The product etc. of board model DC51.
Further, it is the products such as W461, W77 that the auxiliary agent of resistance to alcohol, which is prior art strength brightness brand and model,.
Further, it is that 299, Bi Ke brand and model is that the thickener, which includes this brand and model of prior art hamming,
BYK420, BYK425, BYK258, BYK430, BYK431, BYKE420 or the modest brand and model of prior art moral be 201P,
The product of 211F, 219,556,2810 it is any.
Further, it is that 2655 curing agent or 305 are solid that the B component isocyanates, which is prior art Bayer brand and model,
Agent.
Further, the B component solvent is propylene glycol methyl ether acetate (PMA).
The present invention also provides a kind of preparation methods of high-performance high-environmental aqueous industrial coating, which is characterized in that including such as
Lower step:
Prepare component A:
By synthesis lotion 100-400 mesh filter screen filtration, middle low speed dispersion；
Coalescing agent and water mixed liquid is added, 500-800 revs/min of middle low speed disperses 3-10 minutes；
Other components are added, 800-1000 revs/min of high speed, disperses 10-30 minutes, stirs evenly, obtain finished product；
Prepare B component:
Isocyanates, solvent are put into dewaterer, 300-500 revs/min of middle low speed in order, is dispersed 10-20 minutes.
The present invention provides the application of above-mentioned high-performance high-environmental aqueous industrial coating, which is characterized in that including construction application
When ratio are as follows: coating: curing agent: water=5-20:1:2-8.
The technical problem of being solved of the invention is aqueous replacement oil paint, reaches high-environmental, resistance to alcohol is wear-resisting, low VOC's
It is required that；It is an object of the invention to prepare a kind of high-performance high-environmental aqueous industrial coating replacement oil paint, with low hydroxyl value water
Property synthesis lotion based on resin, very effective can provide excellent adhesive force and excellent paint film
Can, there is good result especially for aluminium paint.The coating has extraordinary adhesive force to various plastic cement, hardware, bakelite ground,
With extraordinary solvent resistance and dispersibility, have a wide range of application, after paint film is fully cured, the resistance to alcohol of paint film, wearability and
Metallic effect is preferable.The coating uses low curing agent single layer coating process, can improve the competitiveness of product with save the cost.
The beneficial effects of the present invention are:
1, the present invention uses the aqueous acrylic modified polyurethane emulsion-mass resin of low hydroxyl value, has a wide range of application, is suitble to a variety of bottoms
Material has good aluminium paint metal effect；
2, low curing agent content of the invention, low cost, quick-drying, the effect for the high performance-price ratio that has good workability；
3, the present invention is using the aqueous industrial coating singly applied, save the cost, high-performance high-environmental.
4, product of the present invention is applied widely, can be applied to plastic cement, hardware, and bakelite ground etc. has quick-drying, adhesive force
By force, the advantages that stability is good, and appearance of film is good, and hardness is high, and resistance to medium is good.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with specific embodiment, to this
Invention is described in further detail.It should be understood that the specific embodiments described herein are only to explain this hair
It is bright, and the scope of protection of the present invention is not limited.
Embodiment 1
A kind of high-performance high-environmental aqueous industrial coating, including component A and component B；The component A includes following parts by weight array
Point: synthesis lotion 65, coalescing agent 15, wetting agent 0.3, defoaming agent 0.2, promotor 4, the auxiliary agent of resistance to alcohol 7 increase
Thick dose 0.7, pigment 16, water 12, other auxiliary agents 2；
The component B includes following parts by weight component: waterborne curing agent, isocyanates 75, solvent 22, dehydrating agent 0.4.
Further, the synthesis lotion is anionic, solid content 40, glass transition temperature >=35
DEG C, 240CPs/25 DEG C of viscosity;Hydroxy radical content 1.2%.
Particularly, the acrylic acid modified polyurethane used in the present invention is as matrix resin, hydroxy radical content 0.5-2.2%, paint
After film parches, hardness is high, and rate of drying is fast, and silver powder arranges, and chemical-resistant is good, has preferable solvent compatibility.
Further, the coalescing agent is dipropylene glycol methyl ether.
In the present invention, the other components not being disclosed in detail, those skilled in the art can be achieved by the prior art.
Further, the B component solvent is propylene glycol methyl ether acetate (PMA).
The present invention also provides a kind of preparation methods of high-performance high-environmental aqueous industrial coating, which is characterized in that including such as
Lower step:
Prepare component A:
By 200 mesh filter screen filtrations of synthesis lotion, middle low speed dispersion；
Coalescing agent and water mixed liquid is added, 650 revs/min of middle low speed disperses 5 minutes；
Other components are added, 900 revs/min of high speed disperses 20 minutes, stirs evenly, obtain finished product；
Prepare B component:
Isocyanates, solvent are put into dewaterer, 400 revs/min of middle low speed in order, is dispersed 15 minutes.
The present invention provides the application of above-mentioned high-performance high-environmental aqueous industrial coating, which is characterized in that including construction application
When ratio are as follows: coating: curing agent: water=12:1:5.
Embodiment 2
A kind of high-performance high-environmental aqueous industrial coating, including component A and component B；The component A includes following parts by weight array
Point: synthesis lotion 62, coalescing agent 13, wetting agent 0.3, defoaming agent 0.15, promotor 3.8, the auxiliary agent of resistance to alcohol
6, thickener 0.7, pigment 9, water 11, other auxiliary agents 2；
The component B includes following parts by weight component: waterborne curing agent, isocyanates 72, solvent 22, dehydrating agent 0.2.
Further, the synthesis lotion is anionic, solid content 39, glass transition temperature >=35
DEG C, 150CPs/25 DEG C of viscosity;Hydroxy radical content 0.8%.
Particularly, the acrylic acid modified polyurethane used in the present invention is as matrix resin, hydroxy radical content 0.5-2.2%, paint
After film parches, hardness is high, and rate of drying is fast, and silver powder arranges, and chemical-resistant is good, has preferable solvent compatibility.
Further, the coalescing agent is ethylene glycol monobutyl ether.
In the present invention, the other components not being disclosed in detail, those skilled in the art can be achieved by the prior art.
Further, the B component solvent is propylene glycol methyl ether acetate (PMA).
The present invention also provides a kind of preparation methods of high-performance high-environmental aqueous industrial coating, which is characterized in that including such as
Lower step:
Prepare component A:
By 150 mesh filter screen filtrations of synthesis lotion, middle low speed dispersion；
Coalescing agent and water mixed liquid is added, 600 revs/min of middle low speed disperses 6 minutes；
Other components are added, 850 revs/min of high speed disperses 15 minutes, stirs evenly, obtain finished product；
Prepare B component:
Isocyanates, solvent are put into dewaterer, 350 revs/min of middle low speed in order, is dispersed 12 minutes.
The present invention provides the application of above-mentioned high-performance high-environmental aqueous industrial coating, which is characterized in that including construction application
When ratio are as follows: coating: curing agent: water=10:1:3.
Embodiment 3
A kind of high-performance high-environmental aqueous industrial coating, including component A and component B；The component A includes following parts by weight array
Point: synthesis lotion 68, coalescing agent 18, wetting agent 0.4, defoaming agent 0.25, promotor 4.2, the auxiliary agent of resistance to alcohol
9, thickener 0.8, pigment 17, water 13, other auxiliary agents 4；
The component B includes following parts by weight component: waterborne curing agent, isocyanates 78, solvent 24, dehydrating agent 0.6.
Further, the synthesis lotion is anionic, solid content 41, glass transition temperature >=35
DEG C, 460CPs/25 DEG C of viscosity;Hydroxy radical content 2.0%.
Particularly, the acrylic acid modified polyurethane used in the present invention is as matrix resin, hydroxy radical content 0.5-2.2%, paint
After film parches, hardness is high, and rate of drying is fast, and silver powder arranges, and chemical-resistant is good, has preferable solvent compatibility.
Further, the mixing that the coalescing agent is dipropylene glycol methyl ether, ethylene glycol monobutyl ether mass ratio is 1:1
Object.
In the present invention, the other components not being disclosed in detail, those skilled in the art can be achieved by the prior art.
Further, the B component solvent is propylene glycol methyl ether acetate (PMA).
The present invention also provides a kind of preparation methods of high-performance high-environmental aqueous industrial coating, which is characterized in that including such as
Lower step:
Prepare component A:
By 350 mesh filter screen filtrations of synthesis lotion, middle low speed dispersion；
Coalescing agent and water mixed liquid is added, 700 revs/min of middle low speed disperses 8 minutes；
Other components are added, 950 revs/min of high speed disperses 24 minutes, stirs evenly, obtain finished product；
Prepare B component:
Isocyanates, solvent are put into dewaterer, 450 revs/min of middle low speed in order, is dispersed 17 minutes.
The present invention provides the application of above-mentioned high-performance high-environmental aqueous industrial coating, which is characterized in that including construction application
When ratio are as follows: coating: curing agent: water=18:1:6.
Embodiment 4
A kind of high-performance high-environmental aqueous industrial coating, including component A and component B；The component A includes following parts by weight array
Point: synthesis lotion 60, coalescing agent 10, wetting agent 0.2, defoaming agent 0.1, promotor 3, the auxiliary agent of resistance to alcohol 5 increase
Thick dose 0.5, pigment 5, water 8, other auxiliary agents 0.5；
The component B includes following parts by weight component: waterborne curing agent, isocyanates 70, solvent 20, dehydrating agent 0.1.
Further, the synthesis lotion is anionic, solid content 38, glass transition temperature >=35
DEG C, 20CPs/25 DEG C of viscosity;Hydroxy radical content 0.5%.
Particularly, the acrylic acid modified polyurethane used in the present invention is as matrix resin, hydroxy radical content 0.5-2.2%, paint
After film parches, hardness is high, and rate of drying is fast, and silver powder arranges, and chemical-resistant is good, has preferable solvent compatibility.
Further, the coalescing agent is dipropylene glycol methyl ether.
In the present invention, the other components not being disclosed in detail, those skilled in the art can be achieved by the prior art.
Further, the B component solvent is propylene glycol methyl ether acetate (PMA).
The present invention also provides a kind of preparation methods of high-performance high-environmental aqueous industrial coating, which is characterized in that including such as
Lower step:
Prepare component A:
By 100 mesh filter screen filtrations of synthesis lotion, middle low speed dispersion；
Coalescing agent and water mixed liquid is added, 500 revs/min of middle low speed disperses 10 minutes；
Other components are added, 800 revs/min of high speed disperses 30 minutes, stirs evenly, obtain finished product；
Prepare B component:
Isocyanates, solvent are put into dewaterer, 300 revs/min of middle low speed in order, is dispersed 20 minutes.
The present invention provides the application of above-mentioned high-performance high-environmental aqueous industrial coating, which is characterized in that including construction application
When ratio are as follows: coating: curing agent: water=5:1:2.
Embodiment 5
A kind of high-performance high-environmental aqueous industrial coating, including component A and component B；The component A includes following parts by weight array
Point: synthesis lotion 70, coalescing agent 20, wetting agent 0.5, defoaming agent 0.3, promotor 5, the auxiliary agent of resistance to alcohol 10,
Thickener 1, pigment 20, water 15, other auxiliary agents 5；
The component B includes following parts by weight component: waterborne curing agent, isocyanates 80, solvent 25, dehydrating agent 0.7.
Further, the synthesis lotion is anionic, solid content 42, glass transition temperature >=35
DEG C, 500CPs/25 DEG C of viscosity;Hydroxy radical content 2.2%.
Particularly, the acrylic acid modified polyurethane used in the present invention is as matrix resin, hydroxy radical content 0.5-2.2%, paint
After film parches, hardness is high, and rate of drying is fast, and silver powder arranges, and chemical-resistant is good, has preferable solvent compatibility.
Further, the coalescing agent is ethylene glycol monobutyl ether.
In the present invention, the other components not being disclosed in detail, those skilled in the art can be achieved by the prior art.
Further, the B component solvent is propylene glycol methyl ether acetate (PMA).
The present invention also provides a kind of preparation methods of high-performance high-environmental aqueous industrial coating, which is characterized in that including such as
Lower step:
Prepare component A:
By 400 mesh filter screen filtrations of synthesis lotion, middle low speed dispersion；
Coalescing agent and water mixed liquid is added, 800 revs/min of middle low speed disperses 3 minutes；
Other components are added, 1000 revs/min of high speed disperses 10 minutes, stirs evenly, obtain finished product；
Prepare B component:
Isocyanates, solvent are put into dewaterer, 500 revs/min of middle low speed in order, is dispersed 10 minutes.
The present invention provides the application of above-mentioned high-performance high-environmental aqueous industrial coating, which is characterized in that including construction application
When ratio are as follows: coating: curing agent: water=20:1:8.
Comparative example
Comparative example uses the prosperous carefree brand of the prior art, model are as follows: the product of the color aqueous paint of DIY.
Performance test experiment
To water paint prepared by 1-3 of the embodiment of the present invention and comparative example, carry out glossiness, hardness, adhesive force, impact resistance,
The test of the aspect of performance such as ethanol-tolerant, resistance to MEK, salt spray resistance, VOC, water resistance, concrete outcome are as shown in the table:
| Test item | Test bottom Material | Testing standard | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example |
| Gloss | Tinplate | GB/T9754- 2007 | 96% | 94% | 95% | 92% |
| Hardness | Tinplate | GB/T6739- 2006 | 2H | 2H | 2H | 2H |
| Adhesive force | Alloy button Button | GB/T9286- 1998 | 0 grade | 0 grade | 0 grade | 0 grade |
| Impact | Tinplate | GB/T1732- 1993 | Square impact 50cm, Recoil 50cm | Square impact 50cm, instead Rush 50cm | Square impact 50cm, Recoil 50cm | Square impact 50cm, instead Rush 50cm |
| Ethanol-tolerant (1KG) | Tinplate | / | 500 times | 500 times | 500 times | 500 times |
| Resistance to MEK (1KG) | Tinplate | / | 200 times | 200 times | 200 times | 120 times |
| Salt spray resistance | Alloy button Button | ISO 9227: 2012 | 72 hours | 72 hours | 72 hours | 56 hours |
| VOC | Coating | GB/T23985- 2009 | <200g/L | <200g/L | <200g/L | 700g/L or so |
| Washing 10 times | Alloy button Button | GB/T8629- 2001 | Pass through for 10 times | Pass through for 10 times | Pass through for 10 times | 10 times fall paint, 7 times Pass through |
| Machine washing 5 times | Alloy button Button | ISO 6330: 2012(E) | Pass through for 5 times | Pass through for 5 times | Pass through for 5 times | 5 times fall paint, 4 times Pass through |
| Dry-cleaning | Alloy button Button | AATCC 158-2013 | Pass through | Pass through | Pass through | Do not pass through |
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, and do not carrying on the back
In the case where from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter from which
From the point of view of a bit, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is wanted by appended right
Ask rather than above description limit, it is intended that by all changes that come within the meaning and range of equivalency of the claims
It is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.It is noted that the technical characteristic being not described in detail in the present invention, can pass through this
Field any prior art is realized.
Claims (6)
1. a kind of high-performance high-environmental aqueous industrial coating, which is characterized in that including component A and component B；The component A includes
Following parts by weight component: synthesis lotion 60-70, coalescing agent 10-20, wetting agent 0.2-0.5, defoaming agent
0.1-0.3, promotor 3-5, the auxiliary agent of resistance to alcohol 5-10, thickener 0.5-1, pigment 5-20, water 8-15, other auxiliary agent 0-5；
The component B includes following parts by weight component: waterborne curing agent, isocyanates 70-80, solvent 20-25, dehydrating agent 0-
0.7。
2. high-performance high-environmental aqueous industrial coating according to claim 1, which is characterized in that described acrylic acid modified poly-
Ammoniacum lotion be anionic, solid content 38-42, glass transition temperature >=35 DEG C, 20-500CPs/25 DEG C of viscosity;Hydroxy radical content
0.5-2.2%。
3. high-performance high-environmental aqueous industrial coating according to claim 1, which is characterized in that the coalescing agent is
Any one of dipropylene glycol methyl ether, ethylene glycol monobutyl ether or two kinds of combination.
4. high-performance high-environmental aqueous industrial coating according to claim 1, which is characterized in that the B component it is molten
Agent is propylene glycol methyl ether acetate.
5. a kind of preparation method of the described in any item high-performance high-environmental aqueous industrial coatings of claim 1-4, feature exist
In including the following steps:
Prepare component A:
By synthesis lotion 100-400 mesh filter screen filtration, middle low speed dispersion；
Coalescing agent and water mixed liquid is added, 500-800 revs/min of middle low speed disperses 3-10 minutes；
Other components are added, 800-1000 revs/min of high speed, disperses 10-30 minutes, stirs evenly, obtain finished product；
Prepare B component:
Isocyanates, solvent are put into dewaterer, 300-500 revs/min of middle low speed in order, is dispersed 10-20 minutes.
6. a kind of application of the described in any item high-performance high-environmental aqueous industrial coatings of claim 1-5, which is characterized in that packet
Ratio when including construction application are as follows: coating: curing agent: water=5-20:1:2-8.
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Cited By (3)
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|---|---|---|---|---|
| US20220041794A1 (en) * | 2020-08-10 | 2022-02-10 | Shanghai Sisheng Polymer Materials Co., Ltd. | Hydroxyl-Functional Inherent Matting Waterborne Polyurethanes and High Performance Inherent Matting Coating Composed by the Same |
| CN115304978A (en) * | 2022-08-17 | 2022-11-08 | 恒昌涂料（惠阳）有限公司 | Paint with effect of dissolving paint film in water and preparation method and application thereof |
| CN116285526A (en) * | 2023-02-07 | 2023-06-23 | 福建省三棵树新材料有限公司 | High-adhesion double-component white primer for magnesium oxide and preparation method thereof |
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