CN108264832A - Inorganic modified heat-resisting woodcare paint of aqueous dual-component and preparation method thereof and application method - Google Patents
Inorganic modified heat-resisting woodcare paint of aqueous dual-component and preparation method thereof and application method Download PDFInfo
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- CN108264832A CN108264832A CN201810086457.7A CN201810086457A CN108264832A CN 108264832 A CN108264832 A CN 108264832A CN 201810086457 A CN201810086457 A CN 201810086457A CN 108264832 A CN108264832 A CN 108264832A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
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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
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- Chemical & Material Sciences (AREA)
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- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
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- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The present invention discloses inorganic modified heat-resisting woodcare paint of a kind of aqueous dual-component and preparation method thereof and application method, is mixed by each component matched in parts by weight as follows：Component A：High 60 80 parts of hydroxypropyl diluted acid dispersion, 8~12 parts of Nano silica sol, 0.2~1 part of methyl trihydroxy methyl silane, 0.5~2 part of aerosil, 0.1~0.2 part of antifoaming agent, 0.1 0.2 parts of levelling agent, 0.1 0.5 parts of PH regulators, 35 parts of coalescents, 0.3 1 parts of wetting agent, 0.2 1 parts of thickener, 0.2 0.8 parts of dispersant, 5 15 parts of deionized water；B component：65 70 parts of hydrophilic isocyanate curing agent, 30 35 parts of dimethyl ether, by component A：B component：Water=100：15：10~20 are uniformly mixed.The woodcare paint Environmental Safety, the heat-resisting resistance to ironing of gained paint film are good.
Description
Technical field
The present invention relates to paint fields, and particularly a kind of aqueous dual-component that can be used on office furniture surface is inorganic to be changed
Heat-resisting woodcare paint of property and preparation method thereof and application method.
Background technology
The woodcare paint on office furniture surface must have good boiling water resistance, resistance to cigarette butt to scald performance, currently used to do
The woodcare paint of public furniture surface is the drying at room temperature type coating of oleaginous system, good combination property, but boiling water resistance, resistance to cigarette butt
Scald poor-performing.Because seriously polluted, not environmentally, development is restricted oiliness woodcare paint, is just gradually replaced by aqueous woodware paint simultaneously
Generation, in the prior art for the aqueous woodware paint of office furniture because boiling water resistance is poor, resistance to cigarette butt scalds poor performance and do not meet use
It is required that, it is impossible to be used in high-grade office furniture.
Invention content
The technical problems to be solved by the invention be overcome the deficiencies of the prior art and provide it is a kind of it is heat-resisting it is resistance to scald, environmental protection, can
For the water-borne wood coating of high-grade office furniture external coating.Reach office furniture requirement in terms of gained paint film comprehensive performance
Simultaneously, heat-resisting resistance to ironing has great raising.
In order to solve the problems, such as techniques discussed above, the present invention uses following technical scheme：
A kind of inorganic modified heat-resisting woodcare paint of aqueous dual-component mixes system by each component matched in parts by weight as follows
Into：
Component A：
B component
65-70 parts of hydrophilic isocyanate curing agent
30-35 parts of dimethyl ether
Wherein, by component A：B component：Water=100：15：10~20 are uniformly mixed.
Preferably, the high hydroxypropyl diluted acid resin dispersion use be Royal DSM Resins Corporation NeoCryl XK-
110。
It is highly preferred that the Nano silica sol is Shandong Bai Te new materials Co., Ltd N30 products；The Si02 aeroges
For Shenzhen Zhong Ning scientific ＆ technical corporation AG-D aerogel powder particles.
Further, the antifoaming agent is the BYK028 aqueous long-acting organic silicon defoamers of Bi Ke companies；
The levelling agent is the BYK333 organosilicon levelling agents of Bi Ke companies.
The PH regulators select AMP-95, such as Dow Chemical company AMP-95.
The dipropylene glycol methyl ether is the product that the DOW companies trade mark is DPM；The dimethyl ether can be that DOW is public
Take charge of the product that the trade mark is DMM.
Aqueous high molecular dispersant of the dispersant for the BYK190 of Bi Ke companies；The PH regulators are DOW of America
Chemical company AMP-95.
The thickener is the PU40W polyurethane associative thickeners of Shenzhen Ming Jia Science and Technology Ltd.s；The light
Initiator is Ciba's Irgacure500 water-soluble photoinitiators；The hydrophily polyisocyanate curing agent is public for Coase wound
The 2655 product hydrophily curing agent of Bayhydrol@XP of department.
A kind of preparation method of the inorganic modified heat-resisting woodcare paint of bi-component waterborne, which is characterized in that include the following steps：
Component A：
Step 1 adds in high hydroxypropyl diluted acid resin dispersion in paint container；
Step 2 Nano silica sol is surface-treated：
In formula 20% deionized water is added in container, is slowly added in formula under the stirring at low speed of 400-500rpm
30% methyl trihydroxy methyl silane, is slowly added to Nano silica sol, then the high speed dispersion under the rotating speed of 1000-1200rpm
Nano silica sol surface treatment liquid is obtained within 15 minutes, is stood after sixty minutes under 400-500rpm stirring at low speed by the nano-silicon
Sol surface treatment fluid is added slowly to step 1 matching in paint container equipped with dispersion, then with the rotating speed of 1000-1200rpm height
Speed dispersion 30 minutes；
Step 3 is under 400-500rpm stirring at low speed successively slowly by antifoaming agent, wetting agent, levelling agent, PH regulators
It adds in the container with paint, with 600-800rpm moderate-speed mixers 10 minutes after adding；
Coalescents and deionized water are pressed 1 by step 4：After 1 premixing, delay under 400-500rpm stirring at low speed states
It is slow to add in in paint container；
Step 5 pre-processes aeroge dispersion liquid：
In formula 20% deionized water is added in a reservoir, is slowly added to disperse under 400-500rpm stirring at low speed
Agent, remaining methyl trihydroxy methyl silane, are being slowly added to SiO21000-1200rpm high speed dispersions are after 15 minutes after aeroge,
Then stable state is dispersed to using ultrasonic grinding, obtains pretreatment aeroge dispersion liquid；
Step 6 slowly will be remaining in above-mentioned pretreatment aeroge dispersion liquid, formula under 400-500rpm stirring at low speed
Deionized water is added in in paint container, is stirring evenly and then adding into thickener and is adjusted emulsion viscosity；
Step 7 is filtered and packaged after standing defoaming with 200 mesh filter cloths, obtains the inorganic modified heat-resisting woodenware of aqueous dual-component
The component A of paint；
B component
Dimethyl ether is added in another painting container, hydrophily polyisocyanate curing agent is added in and stirs evenly
Up to the B component of the inorganic modified heat-resisting woodcare paint of aqueous dual-component；
By component A：B component：Water=100：15：10~20 after mixing, stands defoaming.
Preferably, described component A will be pressed：B component：Water=100：15：10~20 after mixing, stands defoaming, spraying
On the ground plate for having carried out priming paint, wet film quantity for spray：90g/m2, drying mode：Paint film surface drying 25-40 minutes under room temperature, it is real
The dry time for 24 hours, is dried 7 days at room temperature.
Compared with prior art, the inorganic modified heat-resisting woodcare paint of aqueous dual-component of the invention has remarkably resistance to physico
The property learned, due to being chemical reaction of becoming film, heat resistance that the high hydroxypropyl diluted acid dispersion of matrix resin has had, further addition is through table
Inorganic heat proof material Nano silica sol, aeroge after surface treatment, the comprehensive performance of gained paint film, which is obtained for, to be significantly improved, special
It is not water resistance, chemical-resistant, spot-resistant, resist blocking and that, hardness scratch resistance, resistance to blanching, the performances such as wear-resisting are more prominent,
Hardness of paint film can reach h, and performance can compare favourably with the PU oiliness woodcare paints of the prior art, can be applied completely in office system
The furniture application of system meets the needs of to hardness and resistance to marring and heat resistance.With following superior effect：1, it introduces in formula
High hydroxypropyl diluted acid resin dispersion for main film forming substance, high reaction activity, high glaze, the high grade of transparency, excellent heat resistance are resistance to
Outstanding, the strong adhesive force good with the intermiscibility of other components of the property changed.2, inorganic material Nano silica sol is introduced in formula and selects 10-
20nm Nano silica sols, it is good with resin compatible after surface treated, additive amount can be increased, compatibility is good, and stable storing can
Accelerate coating film forming, improve and apply membrane rigidity and endurance, and the performances such as resistance to water-white, heat-resisting, stain resistant for greatly improving coating.3,
After introducing inorganic material aerosil dispersion liquid and surface treated in formula, make thinner thickness film have it is high resistance to
It is hot, it can effectively prevent heat transfer, reduce the combustibility of paint film (resistance to cigarette butt scalds).
The present invention is a kind of high hot water resistance woodcare paint of inorganic material-modified two-component, sprayable in high-grade office furniture
If desk, tea table, conference table etc. have the product surface of higher heat-resisting endurance requirement, thoroughly solves prior art Waterborne wood
Device paint can not high heat resistance the problem of, greatly expanded the use scope of aqueous woodware paint.
Specific embodiment
Below by embodiment, technical scheme of the present invention is further described.Various groups of the present invention
Divide and use existing commercial product.
A kind of inorganic modified heat-resisting woodcare paint of aqueous dual-component, the component including following parts by weight are made：
Component A：
65-70 parts of B component hydrophily polyisocyanate curing agent
30-35 parts of dimethyl ether
The high hydroxypropyl diluted acid resin dispersion (resin) has outstanding physical dryness using high hydroxyl value reactive resin
Property, it can form a film with hydrophily curing agent cross-linking reaction, be main film forming substance.Such as the NeoCryl XK- of Royal DSM Resins Corporation
110；With high reaction activity, high glaze, the high grade of transparency, excellent heat resistance, endurance is outstanding, the intermiscibility with other components
Well, the advantages of strong adhesive force.
The Nano silica sol, it is 10-15nm, SiO to select neutral average grain diameter2Content 30%, as Shandong Bai Te is new
Materials Co., Ltd's N30 products.It is good with resin compatible after the Nano silica sol surface treated of this grain size, after increasing additive amount
Stability can also be kept good, compatibility is good, can speed up coating film forming, improves and applies membrane rigidity and endurance stable storing, and is big
The performances such as big resistance to water-white, the heat-resisting, stain resistant for improving coating increase the heat resistance of paint film；Overcome other classes in the prior art
As Nano silica sol product poor compatibility, stability is poor, can only add on a small quantity, cannot play inorganic heat-resisting performance.
The antifoaming agent is aqueous long-acting organic silicon defoamer, such as the BYK028 of Bi Ke companies.
The levelling agent is selected from organosilicon levelling agent, such as the BYK333 of Bi Ke companies.
The coalescents are formed with proportioning：
Dipropylene glycol methyl ether 35%
Dimethyl ether 65%.
Wherein, dipropylene glycol methyl ether uses product of the trade mark that DOW companies produce for DPM；Dimethyl ether uses
The product that the trade mark of DOW companies production is DMM；
The wetting agent is a kind of low surfactant of the twin technology of siloxanes, such as TEGO Twin 4100；
The dispersant selects aqueous high molecular dispersant, such as the BYK190 of Bi Ke companies；
The PH regulators select AMP-95, such as Dow Chemical company AMP-95
The Si02 aeroges select 0.003~0.35g/m3 of apparent density, 500~800m2/g of specific surface area, average grain
Diameter 20-50nm has splendid heat-insulation and heat-preservation, lower thermal conductivity, low-density, high transparency, such as Shenzhen Zhong Ning scientific ＆ technical corporation AG-
D aerogel powder particles, the poor compatibility with resin, the SiO2The dispersion of Si02 aeroges is obtained after aeroge surface treated
Liquid can be only achieved the optimum grain-diameter state of Si02 aeroges, could be mixed into stable state with resin dispersion, reach best
Heat insulation makes the paint film of very thin thickness have high-fire resistance, reduces the combustibility (resistance to cigarette butt scalds) of paint film, and addition is few,
It is cost-effective.
The methyl trihydroxy methyl silane, such as the 319 of Nanjing Di Mengte Chemical Co., Ltd.s；
The thickener is polyurethane associative thickener, such as the PU40W of Shenzhen Ming Jia Science and Technology Ltd.s.
The hydrophily polyisocyanate curing agent is hydrophily curing agent, as Coase creates company XP
2655 products.
The component of embodiment 1-3 and comparative example 1, the manufacturer of weight and each component and model as shown in Table 1, including
But product type listed in table is not limited to, the production of other commercially available other producers with same performance can also be used in each component
Product.
Table one
Wherein, the coalescents composition is with proportioning：
Dipropylene glycol methyl ether 35%
Dimethyl ether 65%.
Embodiment 1
The weight as shown in embodiment 1 in table one takes each component, and preparation method is in accordance with the following steps：
Specific implementation step：
Component A：
Step 1 adds in high hydroxypropyl diluted acid resin dispersion in paint container；
Step 2 Nano silica sol is surface-treated：
In formula 20% deionized water is added in a container, is slowly added to be formulated under the stirring at low speed of 400-500rpm
In 30% methyl trihydroxy methyl silane, be slowly added to Nano silica sol, then high speed dispersion under the rotating speed of 1000-1200rpm
Nano silica sol surface treatment liquid is obtained within 15 minutes, is stood after sixty minutes under 400-500rpm stirring at low speed by the nano-silicon
Sol surface treatment fluid is added slowly to step 1 matching in paint container equipped with dispersion, is divided at a high speed with the rotating speed of 1000-1200rpm
It dissipates 30 minutes.
Step 3 successively slowly adds in antifoaming agent, wetting agent, levelling agent, PH regulators under 400rpm stirring at low speed
In the container with paint, with 600-800rpm moderate-speed mixers 10 minutes after adding.
Coalescents and deionized water are pressed 1 by step 4：After 1 premixing, delay under 400-500rpm stirring at low speed states
It is slow to add in in paint container；
Step 5 pre-processes aeroge dispersion liquid：
In formula 20% deionized water is added in a container, is slowly added to disperse under 400-500rpm stirring at low speed
Agent, remaining methyl trihydroxy methyl silane, are being slowly added to SiO21000-1200rpm high speed dispersions are after 15 minutes after aeroge,
Then stable state is dispersed to using ultrasonic grinding, obtains pretreatment aeroge dispersion liquid.
Step 6 is under 400-500rpm stirring at low speed slowly by above-mentioned pretreatment aeroge dispersion liquid, remaining deionization
It is 85KU that water, which is added in thickener adjustment emulsion viscosity in paint container, is stirring evenly and then adding into, and the viscosity is alternatively 80-
90KU。
It is filtered and packaged after step 7 standing defoaming with 200 mesh filter cloths inorganic modified to get the aqueous dual-component of embodiment 1
The component A of heat-resisting woodcare paint.
B component
Dimethyl ether is added in another painting container, hydrophily polyisocyanate curing agent is added in and stirs evenly
Up to the B component of the inorganic modified heat-resisting woodcare paint of aqueous dual-component of embodiment 1.
By component A：B component：Water=100：15：10 after mixing, stands ten minutes and defoams, the aqueous dual-component of gained
Inorganic modified heat-resisting woodcare paint appearance is：Translucent, micro- white paint liquid, is sprayed on the ground plate for having carried out priming paint, wet film quantity for spray：
90g/m2, drying mode：Paint film surface drying 25 minutes under room temperature, do solid work the time for 24 hours, and paint film synthesis is surveyed after drying 7 days at room temperature
Performance is shown in Table two.
Embodiment 2
Each component is taken according to the weight of each component shown in embodiment 2 in table one, repeats method described in embodiment 1, you can
Obtain component A, B component in the present embodiment 2；
By component A：B component：Water=100：15：15 after mixing, stands ten minutes and defoams, the aqueous dual-component of gained
Inorganic modified heat-resisting woodcare paint appearance is：Translucent, micro- white paint liquid, is sprayed on the ground plate for having carried out priming paint, wet film spraying
Amount：90g/m2, drying mode：Paint film surface drying 35 minutes under room temperature, do solid work the time for 24 hours, and it is comprehensive to survey paint film after drying 7 days at room temperature
It closes performance and is shown in Table two.
Embodiment 3
Each component is taken according to the weight of each component shown in embodiment 3 in table one, repeats method described in embodiment 1, you can
Obtain component A, B component in the present embodiment 3；
By component A：B component：Water=100：15：20 after mixing, stands ten minutes and defoams, the aqueous dual-component of gained
Inorganic modified heat-resisting woodcare paint appearance is：Translucent, micro- white paint liquid, is sprayed on the ground plate for having carried out priming paint, wet film spraying
Amount：90g/m2, drying mode：Paint film surface drying 40 minutes under room temperature, do solid work the time for 24 hours, and it is comprehensive to survey paint film after drying 7 days at room temperature
It closes performance and is shown in Table two.
Comparative example 1
Each component is taken according to weight shown in comparative example 1 in table one, the method for repeating embodiment 1 obtains the woodenware of comparative example 1
Paint is constructed using method same as Example 1, surveys paint film comprehensive performance and be shown in Table two.
Comparative example 2
Aqueous woodware paint commonly used in the prior art is selected to do comparative example, making sheet is with drying condition using the prior art
Universal method, gained paint film comprehensive performance are shown in Table two.
Table two
By table two it will be evident that embodiment 1-3 is compared with comparative example 1,2, embodiment 1-3 paint films are comprehensive not only to be surpassed
The more professional standard of aqueous woodware paint；And paint film is in terms of hardness, adhesive force, scratch resistance, boiling water resistance, resistance to cigarette calcination
There is apparent outstanding advantage.
Although comparative example 1 employs essentially identical raw material with embodiment, because of the difference of each component usage amount, and it is not used
SiO2 aeroges, gained paint film significantly have the defects of resistance to boiling water is poor, and resistance to cigarette calcination is poor.
Claims (9)
1. a kind of inorganic modified heat-resisting woodcare paint of aqueous dual-component, it is characterised in that：By each group matched in parts by weight as follows
Part is mixed：
Wherein, by component A：B component：Water=100：15：10~20 are uniformly mixed, by component A：B component：Water=100：15：10
~20 are uniformly mixed.
2. the inorganic modified heat-resisting woodcare paint of aqueous dual-component as described in claim 1, it is characterised in that：The high hydroxypropyl diluted acid
Resin dispersion use be Royal DSM Resins Corporation NeoCryl XK-110.
3. the inorganic modified heat-resisting woodcare paint of aqueous dual-component as described in claim 1, it is characterised in that：The Nano silica sol
For Shandong Bai Te new materials Co., Ltd N30 products；The Si02 aeroges are Shenzhen Zhong Ning scientific ＆ technical corporation AG-D airsetting rubber powders
Body particle.
4. the inorganic modified heat-resisting woodcare paint of aqueous dual-component as described in claim 1-3, it is characterised in that：The antifoaming agent
BYK028 aqueous long-acting organic silicon defoamers for Bi Ke companies；
The levelling agent is the BYK333 organosilicon levelling agents of Bi Ke companies.
The PH regulators select AMP-95, such as Dow Chemical company AMP-95.
5. the inorganic modified heat-resisting woodcare paint of bi-component waterborne as described in claim 1-3, it is characterised in that：The dipropylene glycol
Methyl ether is the product that the DOW companies trade mark is DPM；The dimethyl ether can be the product that the DOW companies trade mark is DMM.
6. the inorganic modified heat-resisting woodcare paint of bi-component waterborne as described in claim 1-3, it is characterized in that：The dispersant is complete
The aqueous high molecular dispersant of the BYK190 of gram company；The PH regulators are Dow Chemical company AMP-95.
7. the inorganic modified heat-resisting woodcare paint of bi-component waterborne as described in claim 1-6, it is characterised in that：The thickener
PU40W polyurethane associative thickeners for Shenzhen Ming Jia Science and Technology Ltd.s；The photoinitiator is Ciba
Irgacure500 water-soluble photoinitiators；The hydrophily polyisocyanate curing agent creates the Bayhydrol@XP of company for Coase
2655 product hydrophily curing agent.
8. the preparation method of the inorganic modified heat-resisting woodcare paint of claim 1~7 any one of them bi-component waterborne, feature exist
In including the following steps：
Component A：
Step 1 adds in high hydroxypropyl diluted acid resin dispersion in paint container；
Step 2 Nano silica sol is surface-treated：
In formula 20% deionized water is added in container, is slowly added under the stirring at low speed of 400-500rpm 30% in formula
Methyl trihydroxy methyl silane, be slowly added to Nano silica sol, then high speed dispersion 15 is divided under the rotating speed of 1000-1200rpm
Clock obtains Nano silica sol surface treatment liquid, stands after sixty minutes under 400-500rpm stirring at low speed by the Nano silica sol
Surface treatment liquid is added slowly to step 1 matching in paint container equipped with dispersion, is then divided at a high speed with the rotating speed of 1000-1200rpm
It dissipates 30 minutes；
Step 3 successively slowly adds antifoaming agent, wetting agent, levelling agent, PH regulators under 400-500rpm stirring at low speed
Enter in the container with paint, with 600-800rpm moderate-speed mixers 10 minutes after adding；
Coalescents and deionized water are pressed 1 by step 4：After 1 premixing, slowly add under 400-500rpm stirring at low speed states
Enter in paint container；
Step 5 pre-processes aeroge dispersion liquid：
In formula 20% deionized water is added in a reservoir, and dispersant is slowly added under 400-500rpm stirring at low speed, is remained
Remaining methyl trihydroxy methyl silane, is being slowly added to SiO21000-1200rpm high speed dispersions are after 15 minutes after aeroge, then
Stable state is dispersed to using ultrasonic grinding, obtains pretreatment aeroge dispersion liquid；
Step 6 is slowly gone under 400-500rpm stirring at low speed by remaining in above-mentioned pretreatment aeroge dispersion liquid, formula
Ionized water is added in in paint container, is stirring evenly and then adding into thickener and is adjusted emulsion viscosity；
Step 7 is filtered and packaged after standing defoaming with 200 mesh filter cloths, obtains the inorganic modified heat-resisting woodcare paint of aqueous dual-component
Component A；
B component
Dimethyl ether is added in another painting container, hydrophily polyisocyanate curing agent is added in and stirs evenly to obtain the final product
The B component of the inorganic modified heat-resisting woodcare paint of aqueous dual-component；
By component A：B component：Water=100：15：10~20 after mixing, stands defoaming.
9. the construction method of the inorganic modified heat-resisting woodcare paint of claim 1~7 any one of them aqueous dual-component, feature exist
In：Described it will press component A：B component：Water=100：15：10~20 after mixing, stands defoaming, is sprayed on and has carried out priming paint
Ground plate on, wet film quantity for spray：90g/m2, drying mode：Paint film surface drying 25-40 minutes under room temperature, do solid work the time for 24 hours, room
Temperature is lower 7 days dry.
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| CN201810086457.7A CN108264832B (en) | 2018-01-30 | 2018-01-30 | Water-based bi-component inorganic modified durable wood paint and preparation method and use method thereof |
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| CN109354944A (en) * | 2018-09-27 | 2019-02-19 | 广州亮豹涂料科技有限公司 | A kind of inorganic modified Flat varnish for waterborne wood and preparation method thereof |
| CN109535969A (en) * | 2018-11-19 | 2019-03-29 | 深圳市广田环保涂料有限公司 | Aeroge modified double components aqueous polyurethane elastic runway coating and its preparation and application method |
| CN109575759A (en) * | 2018-11-29 | 2019-04-05 | 深圳市广田环保涂料有限公司 | Modified resistance to boiling hot coating of LED-UV of aeroge and preparation method thereof and application method |
| CN110527400A (en) * | 2019-09-05 | 2019-12-03 | 九牧厨卫股份有限公司 | A kind of aqueous weathering resistance coatings |
| WO2021081980A1 (en) * | 2019-10-28 | 2021-05-06 | 泰州清润环保科技有限公司 | Colored water-based paint composition and preparation method therefor |
| WO2023237604A1 (en) * | 2022-06-09 | 2023-12-14 | Basf Coatings Gmbh | Primer coating system and composition for achieving excellent water resistance |
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| WO2023237604A1 (en) * | 2022-06-09 | 2023-12-14 | Basf Coatings Gmbh | Primer coating system and composition for achieving excellent water resistance |
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