CN108690503A - A method of preparing aqueous reflective heat-insulation paint - Google Patents
A method of preparing aqueous reflective heat-insulation paint Download PDFInfo
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- CN108690503A CN108690503A CN201710136072.2A CN201710136072A CN108690503A CN 108690503 A CN108690503 A CN 108690503A CN 201710136072 A CN201710136072 A CN 201710136072A CN 108690503 A CN108690503 A CN 108690503A
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- weight
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- reflective heat
- insulation paint
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Classifications
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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
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
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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
- C09D5/004—Reflecting paints; Signal paints
-
- 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
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
A method of aqueous reflective heat-insulation paint is prepared, is included the following steps:A, it is pre-mixed:0.1-0.3 part by weight of cellulose thickener, 0.4-0.7 parts per weight dispersing agents, 0.1-0.3 parts by weight wetting agent, 0.1-0.2 parts by weight antifoaming agent are separately added into the water of 10~16 parts by weight.B, grinding distribution:10-20 parts by weight titanium dioxide, 10-15 parts sulfuric acids barium, 0-10 parts by weight dicalcium powders are added in the mixture obtained in step.C, lotion and auxiliary agent are added:40-50 parts by weight reflective insulation lotions are added in the mixture obtained to step B, are uniformly mixed;D, dope viscosity is adjusted:0-5 parts by weight water, 0.1-0.3 parts by weight alkali solubles are swollen non-association thickener are sequentially added in the mixture obtained to step C, are uniformly mixed.The present invention is compared with prior art, due to using heat insulating reflecting lotion to replace reflective insulation color stuffing in formula, offer one kind is environmental-friendly, reflective insulation better function and storage stability are good, be readily produced, paint film is smooth, the aqueous reflective heat-insulation paint of good decorating effect.
Description
Technical field
The present invention relates to a kind of method preparing coating more particularly to a kind of methods preparing aqueous reflective heat-insulation paint.
Background technology
Reflective heat-insulation paint is a kind of NEW PAINT SYSTEMS FOR BUILDINGS energy-saving coatings developed since the nineties, reflective heat-insulation paint
It is made of lotion, heat reflection pigment, filler and auxiliary agent etc..Reach heat-insulated purpose by high-efficiency reflective sunlight.City at present
On face reflective heat-insulation paint mostly using glass microballoon, hollow ceramic microspheres and heat-insulating powder etc. as functional filler with reach reflection every
The purpose of heat, and mix colours mainly by metal oxide pigments systems such as infrared reflecting paint nickel titanium yellow, cobalt blue orchid, chrome oxide greens
For mixing colours after standby mill base.There are following indeterminable problems for this method:
1. the grain size of the functional fillers such as cenosphere, ceramic microsphere is bigger, coating grain size is required at some
Place cannot be met the requirements;And once microballon cannot routinely building coating give birth to the broken effect that will influence reflective insulation
The method of production. art is produced.
2. color is restricted, based on light color and white, the heat insulating reflecting function of product, Bu Nengman are difficult to control when toning
The sufficient decorative requirement of client's External Wall.
3. storage stability performance is poor.Hollow glass micropearl, ceramic microsphere etc. pass through surface treatment and density is relatively low, make
The phenomenon that thickening after floating and viscosity is easy tod produce during coating storage.
Invention content
Technical problem to be solved by the invention is to provide a kind of method preparing aqueous reflective heat-insulation paint, obtained water
It is steady that sexual reflex insulating moulding coating is directed to the above-mentioned several point defects of Water-based thermal insulation coating, environmental-friendly, reflective insulation better function, and storage
It is qualitative it is good, be readily produced, paint film is smooth, good decorating effect.
In order to solve the above technical problems, the present invention provides a kind of method preparing aqueous reflective heat-insulation paint, including it is following
Step:
A, it is pre-mixed:0.1-0.3 part by weight of cellulose thickener, 0.4- are separately added into the water of 10~16 parts by weight
0.5 parts per weight dispersing agent, 0.1-0.3 parts by weight wetting agent, 0.1-0.2 parts by weight antifoaming agent, are thoroughly mixed to form gelatinous object
Matter adjusts pH value to 8-9 with multifunctional assistant;
B, grinding distribution:10-20 parts by weight titanium dioxide, 10-20 parts by weight are added in the mixture obtained in step
Barium sulfate, 0-15 parts by weight dicalcium powders, mashing are ground to fineness≤50um;
C, lotion and auxiliary agent are added:40-50 parts by weight reflective insulation lotions, 2-5 are added in the mixture obtained to step B
Parts by weight opacity polymer, then adds 2.0-3.0 parts of parts by weight coalescents, 0.1-0.2 parts by weight antifoaming agent, and mixing is equal
It is even;
D, dope viscosity is adjusted:0-5 parts by weight water, 0.1-0.3 parts by weight are sequentially added in the mixture obtained to step C
Alkali soluble is swollen non-association thickener and 0.2-0.4 parts by weight non-ionic polyurethane association thickeners is uniformly mixed.
As a kind of improvement of above-mentioned technical proposal, wherein:1.0-3.0 parts by weight antifreezing agents are added in the step A.
As a kind of improvement of above-mentioned technical proposal, wherein:0.2-0.5 parts by weight mould inhibitors are added in the step C.
As a kind of improvement of above-mentioned technical proposal, wherein:The mould inhibitor uses the iodo- 2-propynyl butylamino first of 3-
Acid esters (IPBC) class mould inhibitor.
As a kind of improvement of above-mentioned technical proposal, wherein:0.1-0.3 parts by weight preservatives are added in the step D.
As a kind of improvement of above-mentioned technical proposal, wherein:The preservative uses 1.2- benzisothiazole-3-ketones
(BIT) preservative.
As a kind of improvement of above-mentioned technical proposal, wherein:In the step A, the rotating speed of mixing is controlled 500
~800RPM.
As a kind of improvement of above-mentioned technical proposal, wherein:In the step B, by rotating speed control 2000~
Mashing grinding 20~25 minutes under 3000RPM.
As a kind of improvement of above-mentioned technical proposal, wherein:In the step C, mixed mixing speed is controlled 600
~1000RPM.
As a kind of improvement of above-mentioned technical proposal, wherein:In the step D, the rotating speed of mixing is controlled 800
~1200RPM.
The reflective insulation functional latex such as hundred goes through SR-1 lotions of rubbing, different from general film forming lotion.Make in formula
With this lotion, need not in addition add reflective insulation face coating has the function of good reflective insulation.
Opacity polymer adopts ROPAQUETMUnihubTM- E can reduce the dosage of titanium dioxide in coating, both keep coating property
It is constant and effectively reduce production cost.
The titanium dioxide is common white pigment in coating, using rutile type titanium white.
Dicalcium powder, that is, the powdered whiting plays filling effect, 800 mesh or 1250 mesh can be used.
The barium sulfate is a kind of blanc fixe, acidproof, alkaline-resisting, fast light and have excellent weather resistance, low oil absorption ferric, as filling out
Material can enhance paint film color and luster and brightness.
The dispersant is the ammonium polyacrylate salt dispersant that can be used alone, and has peptizaiton, can reduce and grind
Abrasive material viscosity, increases gloss and levelability at the storage stability for improving coating.
The wetting agent is surfactant, among HLB value 12-14, is free of APEO, has excellent wetability, good
Staining, easily biological-degradable.
The antifoaming agent can prevent coating from generating foam in use, and bubble burst in dried coating film is avoided to generate needle
The disadvantages such as hole, shrinkage cavity, the present invention selects mineral oil defoaming agent, such as the antifoaming agent of Ya Shilan companies of U.S. AV1425.
The pH value that the multifunctional assistant adjusts lotion adhesive is very stable, the effect for also moistening, disperseing.
The antifreezing agent can prevent coating sharp freezing, the present invention from selecting Diamond Search class freeze-thaw stabiliser, such as French Rhodia
The antifreezing agent of the FT-100 of company's production, the product belong to Diamond Search product, and usage amount is few, and the freeze thawing that can effectively improve system is steady
It is qualitative.
The coalescents help to form a film outside emulsion film forming temperature range, and coalescents volatilize after film forming, do not interfere with
The characteristic of film.
The thickener, thickener can be improved the viscosity of dispersed material conducive to dispersion, prevent color stuffing from sinking to the bottom caking, carry
High paint stability.Thickener 1 is cellulose thickener, preferably hydroxyethyl cellulose, 30,000 viscosity, compatible with system steady
It is qualitative good.Thickener 2 is the swollen non-association thickener of alkali soluble, the suitable ASE- of model Asia pleasure produced such as Dow Chemical company
60 thickener.Thickener 3 is nonionic polyurethane associative thickener, improves the middle and high shear viscosity of system, and with good
Good thickening capabilities.
Preservative of the present invention use 1.2- benzisothiazole-3-ketones (BIT) preservative, can sterilization and anticorrosion, do not discharge first
Aldehyde, non-volatile, stability is good, and such as the preservative for the model BIT 20LE that Dow Chemical produces, which is a
The requirement of Diamond Search broad-spectrum sterilization anticorrosive additive, pH and temperature for formula system is all very wide in range, completely by aqueous components
The BIT 20LE of composition or a antisepsis and sterilization auxiliary agent for being truly free of formaldehyde.
It is a kind of anti-containing iodine that mould inhibitor, which uses 3-Iodo-2-propynyl butyl carbamate (IPBC) class mould inhibitor, IPBC,
Microbial compounds are a kind of effective mould proof and anti-algae chemical assistants and have good environment and toxicity report to describe, are complete
The world is used for one of the most important industrial bactericide of coating protecting, the model polyphase produced such as Troy company of the U.S.
The mould inhibitor of PW40, the mould inhibitor have Diamond Search, low toxicity, without cutaneous sensibility, high chemical stability and system compatibility.
Compared with prior art, the present invention due to using heat insulating reflecting lotion to replace reflective insulation color stuffing in formula, carry
For it is a kind of it is environmental-friendly, reflective insulation better function and storage stability are good, be readily produced, paint film is smooth, good decorating effect
Aqueous reflective heat-insulation paint.
Specific implementation mode
The present invention provides a kind of aqueous reflective heat-insulation paint, and preparation method includes the following steps:
Premixing:Cellulose thickener, dispersant, wetting agent, 0.1-0.2 are separately added into the water of 10~16 parts by weight
Parts by weight antifoaming agent and antifreezing agent are thoroughly mixed to form gelatinous substance with profit after adjusting pH value to 8-9 with multifunctional assistant
It can be controlled in 500~800RPM in the rotating speed of the dispersion of color stuffing, mixing;
Grinding distribution:Titanium dioxide, barium sulfate, dicalcium powder are added in the mixture, rotating speed can be controlled 2000~
Qualification when survey mashing is ground to fineness≤50um is looked into mashing grinding 20~25 minutes under 3000RPM, and color stuffing particle is in high-speed stirring
Under the high-rate of shear effect mixed, it is dispersed into precursor, and stably dispersing is obtained under the action of dispersing aid system
State;
Add lotion and auxiliary agent:After high speed grinding dispersion, 40-50 parts of reflective insulation lotion, 2-5 are added into mixture
Then the opacity polymer of part adds coalescents, mould inhibitor and remaining antifoaming agent, be uniformly mixed, mixed mixing speed
It can be controlled in 600~1000RPM.
Adjust dope viscosity:Remaining water and preservative are sequentially added into the above mixture, and it is swollen non-to be eventually adding alkali soluble
Association thickener and non-ionic polyurethane association thickener are uniformly mixed, and the rotating speed of mixing can be controlled in 800~
1200RPM。
Case study on implementation 1:Component by weight is as shown in the table
Case study on implementation 2, component by weight are as shown in the table
Case study on implementation 3, component by weight are as shown in the table
The aqueous reflective heat-insulation paint embodiment testing result such as following table of the present invention:
Claims (10)
1. a kind of method preparing aqueous reflective heat-insulation paint, includes the following steps:
A, it is pre-mixed:0.1-0.3 part by weight of cellulose thickener, 0.4-0.7 weights are separately added into the water of 10~16 parts by weight
Part dispersant, 0.1-0.3 parts by weight wetting agent, 0.1-0.2 parts by weight antifoaming agent are measured, gelatinous substance is thoroughly mixed to form, is used
Multifunctional assistant adjusts pH value to 8-9;
B, grinding distribution:10-20 parts by weight titanium dioxide, 10-15 parts by weight sulphur are added in the mixture obtained in step
Sour barium, 0-10 parts by weight dicalcium powders, mashing are ground to fineness≤50um;
C, lotion and auxiliary agent are added:40-50 parts by weight reflective insulation lotions, 2-5 weight are added in the mixture obtained to step B
Part opacity polymer, then adds 2.0-3.0 parts of parts by weight coalescents, 0.1-0.2 parts by weight antifoaming agent, is uniformly mixed;
D, dope viscosity is adjusted:0-5 parts by weight water, 0.1-0.3 parts by weight alkali solubles are sequentially added in the mixture obtained to step C
Swollen non-association thickener and 0.2-0.4 parts by weight non-ionic polyurethane association thickeners are uniformly mixed.
2. a kind of method preparing aqueous reflective heat-insulation paint according to claim 1, it is characterised in that:In the step
1.0-3.0 parts by weight antifreezing agents are added in A.
3. a kind of method preparing aqueous reflective heat-insulation paint according to claim 1, it is characterised in that:In the step
0.2-0.5 parts by weight mould inhibitors are added in C.
4. a kind of method preparing aqueous reflective heat-insulation paint according to claim 3, it is characterised in that:The mould inhibitor
Using 3-Iodo-2-propynyl butyl carbamate(IPBC)Class mould inhibitor.
5. a kind of method preparing aqueous reflective heat-insulation paint according to claim 1, it is characterised in that:In the step
0.1-0.3 parts by weight preservatives are added in D.
6. a kind of method preparing aqueous reflective heat-insulation paint according to claim 5, it is characterised in that:The preservative
Using 1.2- benzisothiazole-3-ketones(BIT)Preservative.
7. a kind of method preparing aqueous reflective heat-insulation paint according to claim 1, it is characterised in that:In the step
In A, the rotating speed of mixing is controlled in 500~800RPM.
8. a kind of method preparing aqueous reflective heat-insulation paint according to claim 1, it is characterised in that:In the step
In B, by rotating speed control, mashing is ground 20~25 minutes at 2000~3000RPM.
9. a kind of method preparing aqueous reflective heat-insulation paint according to claim 1, it is characterised in that:In the step
In C, mixed mixing speed is controlled in 600~1000 RPM.
10. a kind of method preparing aqueous reflective heat-insulation paint according to claim 1, it is characterised in that:In the step
In rapid D, the rotating speed of mixing is controlled in 800~1200 RPM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710136072.2A CN108690503A (en) | 2017-03-08 | 2017-03-08 | A method of preparing aqueous reflective heat-insulation paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710136072.2A CN108690503A (en) | 2017-03-08 | 2017-03-08 | A method of preparing aqueous reflective heat-insulation paint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108690503A true CN108690503A (en) | 2018-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710136072.2A Pending CN108690503A (en) | 2017-03-08 | 2017-03-08 | A method of preparing aqueous reflective heat-insulation paint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159600A (en) * | 2019-06-16 | 2021-01-01 | 南京任氏环保材料有限公司 | Method for manufacturing reflective heat-insulation colored sand |
| CN113185908A (en) * | 2021-06-18 | 2021-07-30 | 河北三棵树涂料有限公司 | High-performance reflective heat-insulation water-based exterior wall elastic coating and preparation method thereof |
| CN116535923A (en) * | 2023-05-24 | 2023-08-04 | 中华制漆（深圳）有限公司 | Novel reflective heat-insulating transparent finish paint and preparation method and application thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159600A (en) * | 2019-06-16 | 2021-01-01 | 南京任氏环保材料有限公司 | Method for manufacturing reflective heat-insulation colored sand |
| CN113185908A (en) * | 2021-06-18 | 2021-07-30 | 河北三棵树涂料有限公司 | High-performance reflective heat-insulation water-based exterior wall elastic coating and preparation method thereof |
| CN116535923A (en) * | 2023-05-24 | 2023-08-04 | 中华制漆（深圳）有限公司 | Novel reflective heat-insulating transparent finish paint and preparation method and application thereof |
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Application publication date: 20181023 |