CN110003746A - A kind of mono-component aqueous varnish of high rigidity and preparation method thereof - Google Patents
A kind of mono-component aqueous varnish of high rigidity and preparation method thereof Download PDFInfo
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- CN110003746A CN110003746A CN201910174587.0A CN201910174587A CN110003746A CN 110003746 A CN110003746 A CN 110003746A CN 201910174587 A CN201910174587 A CN 201910174587A CN 110003746 A CN110003746 A CN 110003746A
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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
- C09D133/04—Homopolymers or copolymers of esters
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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
- C09D7/42—Gloss-reducing agents
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Abstract
The present invention provides a kind of preparation methods of the mono-component aqueous varnish of high rigidity, the mono-component aqueous varnish of high rigidity provided by the invention, by weight, the water varnish is generated its raw material by the reaction mixture of 60-80 parts of acrylic emulsions, 1-8 parts of water, 10-20 parts of organosilicon delustering agents and 0.1-15 parts of auxiliary agents.The high rigidity provided according to the present invention mono-component aqueous varnish paint film drying time is fast, and compactness is good, and hardness is high, and hardness, scratch-resistant and the water resistance after water varnish coating is dry are high, meets the performance requirement of water paint coating industry.
Description
Technical field
The invention belongs to water paint paint fields, more particularly to a kind of mono-component aqueous varnish of high rigidity and its preparation side
Method.
Background technique
As the whole world is higher and higher to product environmental requirement, water paint is due to nontoxic, nonflammable, nonpollution environment
The advantages that widely welcome.Although bi-component woodcare paint hardness of paint film is high, before construction need that cured with isocyanates is added
Agent, construction is inconvenient, and drying time is slower, and painting cost is higher.
Most of aqueous paint material is mainly based on mono-component aqueous paint on the market at present, still, mono-component aqueous paint
For pencil hardness usually at B grades, requirements of the national standard hardness is also >=B, and the pencil hardness of a small number of products can achieve HB grade, difficult
To meet the demand to the furniture of film hardness and the more demanding type of wearability.Therefore the one pack system water with high rigidity is prepared
Property varnish has a very important significance.
Summary of the invention
In view of the foregoing deficiencies of prior art, one of the objects of the present invention is to provide a kind of mono-component aqueous clear
Paint, for solving, the mono-component aqueous varnish hardness of high rigidity is lower during the prior art, wear-resisting and scratch resistance performance is undesirable
Problem.
It is a further object to provide a kind of as described above, the mono-component aqueous varnish of high rigidity as detailed below
Preparation method.
In order to achieve the above objects and other related objects, the present invention is by including that following technical scheme is realized:
A kind of mono-component aqueous varnish of high rigidity, by weight, the water varnish passes through 60-80 parts of propylene to raw material
The reaction mixture of yogurt liquid, 1-8 part water, 10-20 parts of organosilicon delustering agents and 0.1-15 parts of auxiliary agents generates.
Optionally, the acrylic emulsion is anion nanometer transparent resin of the solid content within the scope of 38-45%.
Optionally, the acrylic emulsion is film-forming temperature at 30 DEG C or so, routine of the paint film glass plate hardness in B-HB
Water soluble acrylic acid wood lacquer emulsion.
Optionally, the organosilicon delustering agent is silica flatting silica of the particle size range in 2-9um.
Optionally, the auxiliary agent is selected from PH regulator, film forming agent, dispersing agent, wetting agent, thickener, defoaming agent, antifreeze
Agent, levelling agent, hand feeling agent, any one or above-mentioned any a combination thereof in fungicide.
Optionally, in the 0.1-15 parts of auxiliary agent, including the 0.1-0.3 parts of PH regulator, 4-7 parts of film forming agents, 0.1-
0.8 part of dispersing agent, 0.1-0.5 parts of wetting agents, 0.5-2 parts of thickeners, 0.1-0.3 parts of defoaming agents, 0.3-2 parts of antifreezing agents, 0.5-
1 part of levelling agent, 1-5 parts of hand feeling agents, 0.1-0.3 parts of fungicide.
Optionally, the wetting agent is response type wetting agent.
Optionally, the film forming agent is selected from butyl glycol ether, propylene glycol monomethyl ether, propylene-glycol ethyl ether, propandiol butyl ether, dipropyl
One of glycol monomethyl ether, dipropylene glycol monopropyl ether, Dipropylene glycol mono-n-butyl Ether, tripropylene glycol n-butyl ether, propylene glycol phenylate or
Above-mentioned any a combination thereof.
Optionally, the thickener is aqueous polyurethane thickener.
A kind of preparation method as described above, the mono-component aqueous varnish of high rigidity as detailed below, comprising the following steps:
1) acrylic emulsion is added in reaction kettle, under the mixing speed of 200-600r/min, sequentially adds institute
The mixed liquor for stating PH regulator and the water, the film forming agent, the defoaming agent, the anti-icing fluid sequentially adds described
Dispersing agent, the wetting agent, the levelling agent, the hand feeling agent, the organosilicon delustering agent, the fungicide；
2) revolving speed is improved to 1000-1500r/min, and the slurry obtained in step 1) is stirred into 20-30min；
3) the thickener regulation system viscosity is added in the slurry obtained into step 2), high rigidity is prepared
Mono-component aqueous varnish.
Optionally, it is slowly added the auxiliary agent.
The mono-component aqueous varnish provided according to the present invention, it is strong by the SI-O- in organosilicon delustering agent, with water varnish
The C-C chain of the polymer of middle formation is similar, in evenly dispersed in water varnish component, by being similar to interpenetrating polymer networks
Partial cross-linked mechanism, the characteristic being incorporated into substrate polymer structure prepare the mono-component aqueous varnish of high rigidity of the invention,
Compared with prior art: using the mono-component aqueous varnish of high rigidity provided by the invention, formulation cost is lower, saves furniture coating
Cost；Easy to operate, high production efficiency, the present invention does not need additionally to add curing agent or crosslinking agent, when the paint film of preparation is dry
Between it is fast, drying process completes cross-linking reaction, is completely dried rear glass plate hardness of paint film and reaches H, room temperature 4 hours or more after coating can
Polishing improves construction efficiency；The compact in paint film of water varnish of the invention is good, and hardness of paint film is high, and water varnish coating is dry
Hardness, scratch-resistant and water resistance afterwards is high, meets the performance requirement of water paint coating industry.Other features, benefit and advantage
It will be apparent by the disclosure detailed in this article including description and claims.
Specific embodiment
The present invention is further explained combined with specific embodiments below, it should be appreciated that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
The present invention provides a kind of mono-component aqueous varnish of high rigidity, by weight, the water varnish is logical for raw material
The reaction mixture for crossing 60-80 parts of acrylic emulsions, 1-8 parts of water, 10-20 parts of organosilicon delustering agents and 0.1-15 parts of auxiliary agents produces
It is raw.The proportional region of the parts by weight of acrylic emulsion, water, organosilicon delustering agent and auxiliary agent influences water varnish base in the present invention
The structure and filming performance of material polymer.Acrylic emulsion is crosslinked with other components as main film forming matter and interts shape
At fine and close paint film, protection and decorative effect is formed to the furniture substrate decorated, but when the acrylic emulsion content is too low, it is difficult
To form similar interpenetrating polymer networks structure, hardness of paint film is undesirable.Therefore, acrylic emulsion of the invention, water, organosilicon
The ratio of the parts by weight of delustering agent and auxiliary agent in the range of 60-80 parts: 1-8 part: 10-20 parts: 0.1-15 part, such as: 65
Part: 8 parts: 15 parts: 12 parts, 70 parts: 3 parts: 16 parts: 11 parts, 75 parts: 1.8 parts: 13 parts: 10.2 parts, 80 parts: 2 parts: 10 parts: 8
Part.
Acrylic emulsion of the invention is saturating by the anion nanometer of special dispersion technology and the synthesis of multiple cross-linked technology
Ming tree rouge, solid content is within the scope of 38-45%, such as 39%, 40%, 41%.Further, theoretical film-forming temperature, such as 30
DEG C, viscosity, such as 5-35s, pH value, such as 6-8, in the range of fineness≤30um, routine of the paint film glass plate hardness in B-HB
Water soluble acrylic acid wood lacquer emulsion.
Water of the invention is as component described in dispersion medium.Organosilicon delustering agent of the invention is response type delustring
Agent, have hydrogen bond and hydroxyl, in acrylic emulsion carboxyl and hydroxyl react, while pass through organosilicon delustering agent in SI-O
Key, similar interpenetrating polymer networks structure similar to the C-C chain of polymer formed in water varnish, can be in water varnish
It is fully dispersed in the substrate of formation, then effectively control the density value of the component in the substrate, reinforcement substrate.Specifically, at this
In the embodiment of disclosure of the invention, organosilicon delustering agent is silica flatting silica of the particle size range in 2-9um.Such as partial size
2um silica flatting silica, 3um silica flatting silica, 5um silica flatting silica, 8um silica flatting silica or on
State its arbitrary combination.The silica flatting silica uniform particle sizes of above-mentioned particle size range, are used in one pack system provided by the invention
In varnish, spherical particles effectively increase dispersibility and stability, and effectively improve the flatting efficiency of varnish paint, and apply
Hardness, scratch-resistant and the water resistance of layer, are not susceptible to thicken.
Auxiliary agent of the invention is function additive, dispersion powder of the function additive in varnish paint production process, brokenly bubble,
Foam inhibition adjusts viscosity, storage stability, feel etc. after resist sagging, levelling and the paint film of work progress are dry.The auxiliary agent
Selected from PH regulator, film forming agent, dispersing agent, wetting agent, thickener, defoaming agent, antifreezing agent, levelling agent, hand feeling agent, fungicide
In any one or above-mentioned any a combination thereof.In the 0.1-15 parts of auxiliary agent, including the 0.1-0.3 parts of PH regulator,
4-7 parts of film forming agents, 0.1-0.8 parts of dispersing agents, 0.1-0.5 parts of wetting agents, 0.5-2 parts of thickeners, 0.1-0.3 parts of defoaming agents,
0.3-2 parts of antifreezing agents, 0.5-1 parts of levelling agents, 1-5 parts of hand feeling agents, 0.1-0.3 parts of fungicide.Such as PH regulator: film forming agent:
Dispersing agent: wetting agent: thickener: defoaming agent: antifreezing agent: levelling agent: hand feeling agent: fungicide=0.1 part: 4 parts: 0.3 parts: 0.3
Part: 1.1 parts: 0.3 parts: 0.5 part: 0.3 parts: 3 parts: 0.1 parts；0.2 part: 5 part: 0.6 part: 0.5 part: 1 part: 0.3 part: 0.8 part:
0.5 part: 3 part: 0.1 part.
It is worth noting that, the wetting agent in the present invention is response type wetting agent, for example, E-2655 response type wetting agent,
The E-2655 response type wetting agent has aminoalkyl, improves anchoring durability and reinforces being deposited on negative electrical charge or reaction surface,
The surface tension for reducing paint film coating, is sprawled and levelling convenient for coating, prevents cissing and oily nest, and provide different degrees of friendship
Connection, forms film effect and acrylic emulsion is cross-linked to form high-densit paint film.Film forming agent in the present invention reduces varnish and applies
The film-forming temperature of material, promote varnish paint film forming, film forming agent specific example include selected from butyl glycol ether, propylene glycol monomethyl ether,
Propylene-glycol ethyl ether, propandiol butyl ether, dipropylene glycol monomethyl ether, dipropylene glycol monopropyl ether, Dipropylene glycol mono-n-butyl Ether, tripropylene glycol are just
One of butyl ether, propylene glycol phenylate or above-mentioned any a combination thereof, for example, dipropylene glycol monomethyl ether, propandiol butyl ether, dipropyl two
Alcohol monobutyl ether, dipropylene glycol monomethyl ether and Dipropylene glycol mono-n-butyl Ether, butyl glycol ether and dipropylene glycol monomethyl ether, dipropylene glycol list
Propyl ether and Dipropylene glycol mono-n-butyl Ether, film forming agent are adapted to each component, reduce film-forming temperature, and lotion is helped to form a film after construction.
Thickener in the present invention, the viscosity of regulation system, and improve stable storing prevent powder from sinking to the bottom and the stream of work progress
Phenomenon is hung, such as aqueous polyurethane thickener, specific example include any one in RM-8W, RM-12W, RM-2020
Kind or above-mentioned any a combination thereof.
Another aspect of the present invention also provides the preparation method of the mono-component aqueous varnish of this high rigidity, including step
It is rapid: 1) acrylic emulsion to be added in reaction kettle, under the mixing speed of 200-600r/min, sequentially add the PH
Regulator and the water, the film forming agent, the defoaming agent, the anti-icing fluid mixed liquor, sequentially add the dispersion
Agent, the wetting agent, the levelling agent, the hand feeling agent, the organosilicon delustering agent, the fungicide, obtain a slurry.
It is further 200-500r/min in the range of mixing speed is 200-600r/min in the step 1),
Further be 200-400r/min, such as 200r/min, 300r/min, 350r/min, 400r/min, 500r/min,
600r/min.Mixing speed within the above range when, be slowly added the auxiliary agent, obtained slurry is uniform, in process of production
Lotion is not easy to occur being demulsified and flocculate.
In the step 1), water, film forming agent, defoaming agent, anti-icing fluid are pre-mixed to form mixed liquor, by the mixing
Liquid is slowly added to, such as is added dropwise or is slowly added to, and into the reaction kettle containing acrylic emulsion, is helped to avoid in production process film forming
Agent and lotion reaction occur being demulsified and flocculate.
In the step 1), the organosilicon delustering agent is slowly added under middling speed dispersity.
The preparation method of the mono-component aqueous varnish of high rigidity of the invention further comprises the steps of: and 2) improves revolving speed to 1000-
The slurry obtained in step 1) is stirred 20-30min by 1500r/min.
In the step 2), mixing speed is improved, the slurry high speed dispersion has stable vortex.Further, described
Mixing speed is 1000-1500r/min, such as the mixing speed is 1000r/min, 1200r/min, 1300r/min.
The time that is dispersed with stirring in the step 2) is 20-30min, such as 20min, 25min, 30min.
The preparation method of the mono-component aqueous varnish of high rigidity of the invention further comprises the steps of: the 3) acquisition into step 2)
The thickener regulation system viscosity is added in the slurry, and the mono-component aqueous varnish of high rigidity is prepared.
In the step 3), it is slowly added the thickener.
Specific embodiment will be introduced below, and apparent explaination is carried out to the present invention.
Embodiment 1
A kind of preparation method of the mono-component aqueous varnish of high rigidity, comprising the following steps:
1) it weighs 75g acrylic emulsion to be added in reaction kettle, 0.1g AMP- is sequentially added under the stirring of 300r/min
95, and weigh 1.8g water, 2g dipropylene glycol monomethyl ether and 3g Dipropylene glycol mono-n-butyl Ether, 0.2g 902W defoaming agent and 0.2g
CF698 defoaming agent, 0.5g mixed with propylene glycol form a mixed liquor, and the mixed liquor are added dropwise in reaction kettle, continue stirring point
It dissipates, then successively on a small quantity and is slowly added to wetting agent described in 0.4g polycarboxylic acid ammonium salt dispersant, 0.4g, levelling agent, 2g described in 0.6g
Hand feeling agent, 13g partial size are 3um silica flatting silica, and 0.1g fungicide obtains a slurry；
2) revolving speed is improved to 1000r/min, and the slurry obtained in step 1) is continued to stir 30min；
3) 0.3g RM-8W is added in the slurry obtained into step 2), the thickener of 0.4g RM-2020 adjusts body
It is viscosity, the mono-component aqueous varnish of high rigidity is prepared.
Embodiment 2
1) it weighs 70g acrylic emulsion to be added in reaction kettle, 0.2g AMP- is sequentially added under the stirring of 300r/min
95, and it is mixed to weigh 3g water, 1g dipropylene glycol monomethyl ether and 4g Dipropylene glycol mono-n-butyl Ether, 0.3g 902W defoaming agent, 0.8g propylene glycol
It closes and forms a mixed liquor, and the mixed liquor is added dropwise in reaction kettle, continue to be dispersed with stirring, then successively on a small quantity and be slowly added to
Wetting agent described in 0.6g polycarboxylic acid ammonium salt dispersant, 0.5g, levelling agent described in 0.5g, 3g hand feeling agent, 15g partial size are 9um dioxy
SiClx flatting silica, 0.1g fungicide obtain a slurry；
2) revolving speed is improved to 1200r/min, and the slurry obtained in step 1) is continued to stir 30min；
3) 0.5g RM-8W is added in the slurry obtained into step 2), the thickener of 0.5g RM-2020 adjusts body
It is viscosity, the mono-component aqueous varnish of high rigidity is prepared.
Embodiment 3
1) it weighs 68g acrylic emulsion to be added in reaction kettle, 0.1g AMP- is sequentially added under the stirring of 500r/min
95, and weigh 2.5g water, 5g dipropylene glycol monomethyl ether and 1.4g Dipropylene glycol mono-n-butyl Ether, 0.5g 902W defoaming agent, 1g propylene glycol
It is mixed to form a mixed liquor, and the mixed liquor is added dropwise in reaction kettle, continues to be dispersed with stirring, then successively on a small quantity and is slowly added to
Wetting agent described in 0.5g polycarboxylic acid ammonium salt dispersant, 0.5g, levelling agent described in 0.5g, 4g hand feeling agent, 15g partial size are 3um dioxy
SiClx flatting silica, 0.1g fungicide obtain a slurry；
2) revolving speed is improved to 1300r/min, and the slurry obtained in step 1) is continued to stir 30min；
3) 0.5g RM-8W is added in the slurry obtained into step 2), the thickener of 0.4g RM-2020 adjusts body
It is viscosity, the mono-component aqueous varnish of high rigidity is prepared.
Embodiment 4
1) it weighs 80g acrylic emulsion to be added in reaction kettle, 0.1g AMP- is sequentially added under the stirring of 600r/min
95, and it is mixed to weigh 2g water, 2g dipropylene glycol monomethyl ether and 1g Dipropylene glycol mono-n-butyl Ether, 0.3g 902W defoaming agent, 0.5g propylene glycol
It closes and forms a mixed liquor, and the mixed liquor is added dropwise in reaction kettle, continue to be dispersed with stirring, then successively on a small quantity and be slowly added to
Wetting agent described in 0.3g polycarboxylic acid ammonium salt dispersant, 0.4g, levelling agent described in 0.4g, 2g hand feeling agent, 5g partial size are 3um dioxy
SiClx flatting silica and 5g partial size are 8um silica flatting silica, and 0.1g fungicide obtains a slurry；
2) revolving speed is improved to 1200r/min, and the slurry obtained in step 1) is continued to stir 30min；
3) 0.5g RM-8W is added in the slurry obtained into step 2), the thickener of 0.4g RM-2020 adjusts body
It is viscosity, the mono-component aqueous varnish of high rigidity is prepared.
Embodiment 5
1) it weighs 75g acrylic emulsion to be added in reaction kettle, 0.1g AMP- is sequentially added under the stirring of 500r/min
95, and weigh 1.8g water, 4g dipropylene glycol monomethyl ether, 0.3g 902W defoaming agent, 0.7g mixed with propylene glycol and form a mixed liquor,
And the mixed liquor is added dropwise in reaction kettle, continue to be dispersed with stirring, then successively on a small quantity and be slowly added to 0.3g polycarboxylic acids ammonium salt point
Wetting agent described in powder, 0.3g, levelling agent described in 0.3g, 3g hand feeling agent, 13g partial size are 5um silica flatting silica, 0.1g
Fungicide obtains a slurry；
2) revolving speed is improved to 1000r/min, and the slurry obtained in step 1) is continued to stir 30min；
3) 0.7g RM-8W is added in the slurry obtained into step 2), the thickener of 0.4g RM-2020 adjusts body
It is viscosity, the mono-component aqueous varnish of high rigidity is prepared.
Performance test:
To the mono-component aqueous varnish of high rigidity of the preparation of embodiment 1- embodiment 5, performance detection, test result is shown in Table
1:
The test of 1 high rigidity water paint paint film property of table
It can be seen that, the mono-component aqueous varnish paint film rate of drying of high rigidity prepared by the present invention is fast, surface light from table 1
Sliding smooth no particle, hardness of paint film reach H.Prove that the mono-component aqueous varnish compact in paint film of high rigidity of the invention is good, paint film is hard
Degree is high, and hardness, scratch-resistant and the water resistance after water varnish coating is dry are high, meets the performance requirement of water paint coating industry.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of mono-component aqueous varnish of high rigidity, which is characterized in that by weight, the water varnish passes through its raw material
The reaction mixture generation of 60-80 parts of acrylic emulsions, 1-8 parts of water, 10-20 parts of organosilicon delustering agents and 0.1-15 parts of auxiliary agents.
2. the mono-component aqueous varnish of high rigidity as described in claim 1, which is characterized in that the acrylic emulsion is solid content
Anion nanometer transparent resin within the scope of 38-45%.
3. the mono-component aqueous varnish of high rigidity as described in claim 1, which is characterized in that the organosilicon delustering agent is partial size
Silica flatting silica of the range in 2-9um.
4. the mono-component aqueous varnish of high rigidity as described in claim 1, which is characterized in that the auxiliary agent be selected from PH regulator,
Film forming agent, dispersing agent, wetting agent, thickener, defoaming agent, antifreezing agent, levelling agent, hand feeling agent, in fungicide any one or
Above-mentioned any a combination thereof.
5. the mono-component aqueous varnish of high rigidity as claimed in claim 4, which is characterized in that in the 0.1-15 parts of auxiliary agent, packet
Include the 0.1-0.3 parts of PH regulator, 4-7 parts of film forming agents, 0.1-0.8 parts of dispersing agents, 0.1-0.5 parts of wetting agents, 0.5-2 parts of increasings
Thick dose, 0.1-0.3 parts of defoaming agents, 0.3-2 parts of antifreezing agents, 0.5-1 parts of levelling agents, 1-5 parts of hand feeling agents, 0.1-0.3 parts of fungicide.
6. the mono-component aqueous varnish of high rigidity as described in claim 1, which is characterized in that the wetting agent is response type wetting
Agent.
7. the mono-component aqueous varnish of high rigidity as described in claim 1, which is characterized in that the film forming agent is selected from ethylene glycol fourth
Ether, propylene glycol monomethyl ether, propylene-glycol ethyl ether, propandiol butyl ether, dipropylene glycol monomethyl ether, dipropylene glycol monopropyl ether, dipropylene glycol list
One of butyl ether, tripropylene glycol n-butyl ether, propylene glycol phenylate or above-mentioned any a combination thereof.
8. the mono-component aqueous varnish of high rigidity as described in claim 1, which is characterized in that the thickener is aqueous polyurethane
Thickener.
9. a kind of preparation method of the mono-component aqueous varnish of high rigidity, which comprises the following steps:
1) acrylic emulsion is added in reaction kettle, under the mixing speed of 200-600r/min, sequentially adds the PH
Regulator and the water, the film forming agent, the defoaming agent, the anti-icing fluid mixed liquor, sequentially add the dispersion
Agent, the wetting agent, the levelling agent, the hand feeling agent, the organosilicon delustering agent, the fungicide, obtain a slurry；
2) revolving speed is improved to 1000-1500r/min, and the slurry obtained in step 1) is stirred into 20-30min；
3) thickener is added in the slurry obtained into step 2), the mono-component aqueous varnish of high rigidity is prepared.
10. the preparation method of the mono-component aqueous varnish of high rigidity as claimed in claim 9, which is characterized in that be slowly added institute
State auxiliary agent.
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| CN110408315A (en) * | 2019-08-23 | 2019-11-05 | 东莞泰合复合材料有限公司 | A kind of water-based gloss oil and its preparation method and application |
| CN111286274A (en) * | 2020-03-06 | 2020-06-16 | 南雄市双溪丽盈化工涂料有限公司 | High-flash high-transmittance super-full matte top-coat paint |
| CN112094554A (en) * | 2020-09-22 | 2020-12-18 | 卡秀万辉(无锡)高新材料有限公司 | Water-based bi-component coating, preparation method thereof and application thereof in anode aluminum substrate coating |
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| CN110408315A (en) * | 2019-08-23 | 2019-11-05 | 东莞泰合复合材料有限公司 | A kind of water-based gloss oil and its preparation method and application |
| CN110408315B (en) * | 2019-08-23 | 2021-12-24 | 东莞泰合复合材料有限公司 | Water-based gloss oil and preparation method and application thereof |
| CN111286274A (en) * | 2020-03-06 | 2020-06-16 | 南雄市双溪丽盈化工涂料有限公司 | High-flash high-transmittance super-full matte top-coat paint |
| CN112094554A (en) * | 2020-09-22 | 2020-12-18 | 卡秀万辉(无锡)高新材料有限公司 | Water-based bi-component coating, preparation method thereof and application thereof in anode aluminum substrate coating |
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Application publication date: 20190712 |