CN109554041A - A kind of bi-component waterborne matte varnish and preparation method thereof - Google Patents
A kind of bi-component waterborne matte varnish and preparation method thereof Download PDFInfo
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- CN109554041A CN109554041A CN201811564172.6A CN201811564172A CN109554041A CN 109554041 A CN109554041 A CN 109554041A CN 201811564172 A CN201811564172 A CN 201811564172A CN 109554041 A CN109554041 A CN 109554041A
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- matte varnish
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/42—Gloss-reducing agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The present invention discloses a kind of bi-component waterborne matte varnish, including base and curing agent, the base comprises the following components in parts by weight: 75~82 parts of aqueous acrylic emulsion, 3~8 parts of dispersions of polyurethanes, 1~3 part of dipropylene glycol methyl ether, 1~3 part of dipropylene, modified 0.4~0.6 part of rheological agent, 0.2~0.5 part of defoaming agent, 0.1~0.3 part of substrate wetting agents, 0.5~1 part of levelling agent, aqueous dumb light starches 3~5 parts, 3~5 parts of waterborne wax emulsion, 0.05~0.2 part of aminomethyl propanol, 2~8 parts of deionized water；The curing agent is made of 75% isocyanates, 12% dipropylene glycol methyl ether, 12% dipropylene and 1% deicer.The bi-component waterborne matte varnish of formation has the characteristics that rapid draing, adhesive force are good, wear resistence is good, transparency is high, paint layer surface exquisiteness lubrication, its content of volatile organic compound is lower than 150g/L simultaneously, and every harmful substance testing result is below limits of harmful substances index.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of bi-component waterborne matte varnish and preparation method thereof.
Background technique
Finishing coat is one layer of coating outermost in coating process, need to have fine resistance to external condition performance and necessary decoration
Property, existing finishing coat majority make solvent type coating, and function admirable but has higher VOC, the raising with society to environmental consciousness,
Water paint is widely paid close attention to the advantages of asepsis environment-protecting, of low pollution, but due to being hydrophilic mostly in aqueous finish paint
Ingredient, water volatilize away as solvent is more difficult, so that aqueous finish paint has the shortcomings that more difficult rapid draing, with oiliness finishing coat phase
Than, there is also adhesive force it is small, durability is poor the disadvantages of.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of bi-component waterborne matte varnish and preparation method thereof, institute
It is transparent that finishing coat is made, and has the characteristics that adhesive force is good, excellent durability.
The technical scheme adopted by the invention to achieve the purpose is as follows:
A kind of bi-component waterborne matte varnish, including base and curing agent, the base include following parts by weight
Component:
75~82 parts of aqueous acrylic emulsion, 3~8 parts of dispersions of polyurethanes, 1~3 part of dipropylene glycol methyl ether, dipropylene glycol
1~3 part of butyl ether, modified 0.4~0.6 part of rheological agent, 0.2~0.5 part of defoaming agent, 0.1~0.3 part of substrate wetting agents, levelling agent
0.5~1 part, aqueous 3~5 parts of dumb light slurry, 3~5 parts of waterborne wax emulsion, 0.05~0.2 part of aminomethyl propanol, deionized water 2~8
Part；
The curing agent by 75% isocyanates, 12% dipropylene glycol methyl ether, 12% dipropylene and
1% deicer is constituted.
Further illustrate, the aqueous acrylic emulsion is hydroxyl acrylic emulsion, (25 DEG C) of viscosity for 200~
500mPas, pH value are 7.0~8.5, the Lacper-4700 lotion selected from Wanhua Chemical Group Co., Ltd..
Further illustrate, the dispersions of polyurethanes is modified polyurethane dispersion, (25 DEG C) of viscosity for 50~
200mPas, pH value are 7.0~8.4, Lacper-4220 dispersion selected from Wanhua Chemical Group Co., Ltd.,
One or both of Lacper-4221 dispersion.
It further illustrates, the modified rheological agent is non-ionic associative type rheology modifier, public selected from DOW Chemical
Take charge of one or both of RM-8W rheology modifier, RM-12W rheology modifier.
It further illustrates, the defoaming agent is the aqueous defoamer of polyether silicone type, selected from solid selected from wound moral is won
Match one or both of Co., Ltd TEGO-825 defoaming agent, BYK-024 defoaming agent of Bi Ke chemical company, Germany.
It further illustrates, the substrate wetting agents are polyether silicone wetting agent, create the limited public affairs of Degussa selected from winning
Take charge of one of TEGO-245 wetting agent, TEGO-260 wetting agent.
It further illustrates, the levelling agent is non-ionic associative type levelling agent, is selected from Dow Chemical RM-2020
One or both of levelling agent, Yingchuang Degussa Co., Ltd's TEGO-482 levelling agent.
It further illustrates, the aqueous dumb light slurry is a kind of Silica hydrogel delustering agent, and SiO2 content is 99%, average
Particle diameter distribution is 4.5 to 5 microns, the W-212 dumb light slurry selected from good fortune mark (Guangzhou) material Science and Technology Ltd., W-213 dumb light
One or both of slurry.
It further illustrates, the waterborne wax emulsion is non-ionic high density polyethylene waxes, can door selected from american wheat
The ME-95535 waterborne wax emulsion of company.
The preparation method of above-mentioned bi-component waterborne matte varnish, is implemented by following steps:
A. base is produced: by formula weighing each component, aqueous acrylic emulsion, poly- is successively added in deionized water
Urethane dispersion, modified rheological agent, defoaming agent, substrate wetting agents, levelling agent, aqueous dumb light slurry, waterborne wax emulsion, aminomethyl third
Alcohol high speed dispersion obtains uniformly mixed finishing coat material, using pH adjusting agent adjusting pH value to 7~7.9, after being uniformly dispersed again
Filtering saves, and obtains base；
B. curing agent is produced: weighing each component by formula, two are successively added in batching kettle in nitrogen protection atmosphere
Propylene glycol monomethyl ether, dipropylene, isocyanates, deicer are uniformly dispersed, and products therefrom is sealed up for safekeeping and obtains curing agent；
C. mix: it is mute that base, curing agent with the ratio dispersion mixing of 1:0.5 are uniformly obtained the bi-component waterborne
Light clear finish.
Compared with prior art, the beneficial effects of the present invention are:
Hydroxyl acrylic emulsion, modified polyurethane dispersion are as finishing coat base-material, the fast, chemical resistance with rate of drying
Excellent feature, then with basis of formation object after the dispersion mixing of each aqueous promoter, formed after base and curing agent crosslinking curing
Bi-component waterborne matte varnish have rapid draing, adhesive force is good, wear resistence is good, transparency is high, paint layer surface exquisiteness profit
Sliding feature, while its content of volatile organic compound is lower than 150g/L, every harmful substance testing result is below nocuousness
Substance limit index.
Specific embodiment
In order to further understand the content, features and effects of the present invention, hereby enumerating following embodiment explanation.
Embodiment 1
A kind of bi-component waterborne matte varnish,
The base comprises the following components in parts by weight:
Lacper-4700 lotion 76 parts of g, Lacper-4220 dispersion 4g, dipropylene glycol methyl ether 2g, dipropylene glycol fourth
Ether 2g, RM-8W rheology modifier 0.5g, TEGO-825 defoaming agent 0.2g, TEGO-825 defoaming agent 0.2g, TEGO-245 wetting agent
0.2g, RM-2020 levelling agent 0.6g, TEGO-482 levelling agent 0.2g, W-212 dumb light starch 4g, ME-95535 waterborne wax emulsion 4g,
Aminomethyl propanol 0.1g, deionized water 6g.
The curing agent is by the isocyanates of 75g, the dipropylene glycol methyl ether of 12g, the dipropylene of 12g and 1g
Deicer is constituted.
Manufacturing process:
A. base is produced: being weighed each component by formula, deionized water is added in Scattered Kettle, successively in Scattered Kettle
Lacper-4700 lotion, Lacper-4220 dispersion, dipropylene glycol methyl ether, dipropylene, RM-8W rheology is added to change
Property agent, TEGO-825 defoaming agent, TEGO-825 defoaming agent, TEGO-245 wetting agent, RM-2020 levelling agent, TEGO-482 levelling
Agent, W-212 dumb light slurry, ME-95535 waterborne wax emulsion, aminomethyl propanol high speed dispersion, obtain uniformly mixed finishing coat material,
PH value is adjusted to 7~7.9 using pH adjusting agent, is filtered and is saved after being uniformly dispersed again, obtains base；
B. curing agent is produced: weighing each component by formula, two are successively added in batching kettle in nitrogen protection atmosphere
Propylene glycol monomethyl ether, dipropylene, isocyanates, deicer are uniformly dispersed, and products therefrom is sealed up for safekeeping and obtains curing agent；
C. it mixes: it is uniform curing agent dispersion mixing obtained by 50g will be added in Scattered Kettle, obtain bi-component waterborne dumb light
Clear finish.
Embodiment 2
A kind of bi-component waterborne matte varnish, the base comprise the following components in parts by weight:
Lacper-4700 lotion 78g, Lacper-4220 dispersion 4g, dipropylene glycol methyl ether 2g, dipropylene 2g,
RM-8W rheology modifier 0.5g, TEGO-825 defoaming agent 0.2g, TEGO-825 defoaming agent 0.2g, TEGO-245 wetting agent 0.2g,
RM-2020 levelling agent 0.6g, TEGO-482 levelling agent 0.2g, W-212 dumb light starches 4g, ME-95535 waterborne wax emulsion 4g, ammonia first
Base propyl alcohol 0.1g, deionized water 4g.
The curing agent is by the isocyanates of 75g, the dipropylene glycol methyl ether of 12g, the dipropylene of 12g and 1g
Deicer is constituted.
Manufacturing process:
A. base is produced: being weighed each component by formula, deionized water is added in Scattered Kettle, successively in Scattered Kettle
Lacper-4700 lotion, Lacper-4220 dispersion, dipropylene glycol methyl ether, dipropylene, RM-8W rheology is added to change
Property agent, TEGO-825 defoaming agent, TEGO-825 defoaming agent, TEGO-245 wetting agent, RM-2020 levelling agent, TEGO-482 levelling
Agent, W-212 dumb light slurry, ME-95535 waterborne wax emulsion, aminomethyl propanol high speed dispersion, obtain uniformly mixed finishing coat material,
PH value is adjusted to 7~7.9 using pH adjusting agent, is filtered and is saved after being uniformly dispersed again, obtains base；
B. curing agent is produced: weighing each component by formula, two are successively added in batching kettle in nitrogen protection atmosphere
Propylene glycol monomethyl ether, dipropylene, isocyanates, deicer are uniformly dispersed, and products therefrom is sealed up for safekeeping and obtains curing agent；
C. mix: the curing agent dispersion mixing obtained by it will be added in Scattered Kettle is uniform, and it is clear to obtain bi-component waterborne dumb light
Finishing coat.
Embodiment 3
A kind of bi-component waterborne matte varnish, the base comprise the following components in parts by weight:
80 parts of Lacper-4700 lotion, 4 parts of Lacper-4220 dispersion, the dipropyl two of the dipropylene glycol methyl ether of 2g, 2g
Alcohol butyl ether, 0.5 part of RM-8W rheology modifier, TEGO-825 defoaming agent 0.2g, TEGO-825 defoaming agent 0.2g, TEGO-245 profit
0.2 part of humectant, RM-2020 levelling agent 0.6g, TEGO-482 levelling agent 0.2g, W-212 dumb light starches 4 parts, ME-95535 water-borne wax
4 parts of lotion, 0.1 part of aminomethyl propanol, 2 parts of deionized water.
The curing agent is by the isocyanates of 75g, the dipropylene glycol methyl ether of 12g, the dipropylene of 12g and 1g
Deicer is constituted.
Manufacturing process:
A. base is produced: being weighed each component by formula, deionized water is added in Scattered Kettle, successively in Scattered Kettle
Lacper-4700 lotion, Lacper-4220 dispersion, dipropylene glycol methyl ether, dipropylene, RM-8W rheology is added to change
Property agent, TEGO-825 defoaming agent, TEGO-825 defoaming agent, TEGO-245 wetting agent, RM-2020 levelling agent, TEGO-482 levelling
Agent, W-212 dumb light slurry, ME-95535 waterborne wax emulsion, aminomethyl propanol high speed dispersion, obtain uniformly mixed finishing coat material,
PH value is adjusted to 7~7.9 using pH adjusting agent, is filtered and is saved after being uniformly dispersed again, obtains base；
B. curing agent is produced: weighing each component by formula, two are successively added in batching kettle in nitrogen protection atmosphere
Propylene glycol monomethyl ether, dipropylene, isocyanates, deicer are uniformly dispersed, and products therefrom is sealed up for safekeeping and obtains curing agent；
C. mix: the curing agent dispersion mixing obtained by it will be added in Scattered Kettle is uniform, and it is clear to obtain bi-component waterborne dumb light
Finishing coat.
Coating is carried out using embodiment 1 to 3 gained bi-component waterborne matte varnish of embodiment, performance survey is carried out to coating
Examination, the performance test results are shown in Table 1；And it is " in indoor decorating and refurnishing materials water-borne wood coating harmful according to GB24410-2009
Substance limitation " (coating) standard in each embodiment bi-component waterborne matte varnish carry out harmful substance detection, harmful substance
Test result is shown in Table 2.
Table 1
Table 2
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form,
Any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to
The range of technical solution of the present invention.
Claims (10)
1. a kind of bi-component waterborne matte varnish, it is characterised in that: including base and curing agent, the base include with
The component of lower parts by weight:
75~82 parts of aqueous acrylic emulsion, 3~8 parts of dispersions of polyurethanes, 1~3 part of dipropylene glycol methyl ether, dipropylene
1~3 part, modified 0.4~0.6 part of rheological agent, 0.2~0.5 part of defoaming agent, 0.1~0.3 part of substrate wetting agents, levelling agent 0.5~
1 part, aqueous dumb light starches 3~5 parts, 3~5 parts of waterborne wax emulsion, 0.05~0.2 part of aminomethyl propanol, 2~8 parts of deionized water；
The curing agent by 75% isocyanates, 12% dipropylene glycol methyl ether, 12% dipropylene and 1%
Deicer is constituted.
2. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the aqueous acrylamide yogurt
Liquid is hydroxyl acrylic emulsion, and (25 DEG C) of viscosity are 200~500mPas, and pH value is 7.0~8.5.
3. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the dispersions of polyurethanes
For modified polyurethane dispersion, (25 DEG C) of viscosity are 50~200mPas, and pH value is 7.0~8.4.
4. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the modified rheological agent is
Non-ionic associative type rheology modifier.
5. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the defoaming agent is polyethers
The aqueous defoamer of silicone-type.
6. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the substrate wetting agents are
Polyether silicone wetting agent.
7. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the levelling agent be it is non-from
Sub- association type levelling agent.
8. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the aqueous dumb light, which is starched, is
A kind of Silica hydrogel delustering agent.
9. a kind of bi-component waterborne matte varnish according to claim 1, it is characterised in that: the waterborne wax emulsion is
Non-ionic high density polyethylene waxes.
10. a kind of preparation method of the described in any item bi-component waterborne matte varnish of claim 1 to 9, it is characterised in that:
Implemented by following steps:
A. base is produced: by formula weighing each component, aqueous acrylic emulsion, polyurethane are successively added in deionized water
Dispersion, modified rheological agent, defoaming agent, substrate wetting agents, levelling agent, aqueous dumb light slurry, waterborne wax emulsion, aminomethyl propanol are high
Speed dispersion, obtains uniformly mixed finishing coat material, adjusts pH value to 7~7.9 using pH adjusting agent, filters after being uniformly dispersed again
It saves, obtains base；
B. curing agent is produced: weighing each component by formula, dipropyl two is successively added in batching kettle in nitrogen protection atmosphere
Alcohol methyl ether, dipropylene, isocyanates, deicer are uniformly dispersed, and products therefrom is sealed up for safekeeping and obtains curing agent；
C. mix: it is clear that base, curing agent with the ratio dispersion mixing of 1:0.5 are uniformly obtained the bi-component waterborne dumb light
Finishing coat.
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| CN201811564172.6A CN109554041A (en) | 2018-12-20 | 2018-12-20 | A kind of bi-component waterborne matte varnish and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110358430A (en) * | 2019-07-23 | 2019-10-22 | 佛山华楠树水性涂料有限公司 | A kind of full dumb light clear finish of double-component aqueous woodenware of high hard, high patience |
| CN110396339A (en) * | 2019-08-08 | 2019-11-01 | 阜阳市伟叶家具有限公司 | A kind of resistance to scraping coating of the environmentally friendly ordor removing of Furniture panel |
| CN110923766A (en) * | 2019-12-13 | 2020-03-27 | 九牧厨卫股份有限公司 | Color-changing-resistant matte black chromium composite coating and preparation method thereof |
| CN113480926A (en) * | 2019-05-21 | 2021-10-08 | 河北晨阳工贸集团有限公司 | High-resistance double-component environment-friendly water-based matte clear finish paint |
| CN114032020A (en) * | 2021-12-16 | 2022-02-11 | 上海嘉宝莉涂料有限公司 | Water-based super-matte skin-feel composition, preparation method thereof and water-based super-matte skin-feel paint |
| CN114196307A (en) * | 2021-12-16 | 2022-03-18 | 福建省三棵树新材料有限公司 | High-hardness high-fullness low-curing-agent aqueous double-component woodware clear top coat and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113480926A (en) * | 2019-05-21 | 2021-10-08 | 河北晨阳工贸集团有限公司 | High-resistance double-component environment-friendly water-based matte clear finish paint |
| CN110358430A (en) * | 2019-07-23 | 2019-10-22 | 佛山华楠树水性涂料有限公司 | A kind of full dumb light clear finish of double-component aqueous woodenware of high hard, high patience |
| CN110396339A (en) * | 2019-08-08 | 2019-11-01 | 阜阳市伟叶家具有限公司 | A kind of resistance to scraping coating of the environmentally friendly ordor removing of Furniture panel |
| CN110923766A (en) * | 2019-12-13 | 2020-03-27 | 九牧厨卫股份有限公司 | Color-changing-resistant matte black chromium composite coating and preparation method thereof |
| CN110923766B (en) * | 2019-12-13 | 2021-07-20 | 九牧厨卫股份有限公司 | Color-changing-resistant matte black chromium composite coating and preparation method thereof |
| CN114032020A (en) * | 2021-12-16 | 2022-02-11 | 上海嘉宝莉涂料有限公司 | Water-based super-matte skin-feel composition, preparation method thereof and water-based super-matte skin-feel paint |
| CN114196307A (en) * | 2021-12-16 | 2022-03-18 | 福建省三棵树新材料有限公司 | High-hardness high-fullness low-curing-agent aqueous double-component woodware clear top coat and preparation method thereof |
| CN114032020B (en) * | 2021-12-16 | 2023-02-28 | 上海嘉宝莉涂料有限公司 | Water-based super-matte skin-feel composition, preparation method thereof and water-based super-matte skin-feel paint |
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