CN109536011A - Colored insulating moulding coating of middle high brightness and preparation method thereof - Google Patents
Colored insulating moulding coating of middle high brightness and preparation method thereof Download PDFInfo
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- CN109536011A CN109536011A CN201811413284.1A CN201811413284A CN109536011A CN 109536011 A CN109536011 A CN 109536011A CN 201811413284 A CN201811413284 A CN 201811413284A CN 109536011 A CN109536011 A CN 109536011A
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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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
- C09D143/00—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 containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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
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- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
- C09D5/1675—Polyorganosiloxane-containing compositions
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/29—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for multicolour effects
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2205/03—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 invention discloses a kind of colored insulating moulding coatings of middle high brightness, it is related to paint field, according to the mass fraction, including 100~200 parts of deionized water, 2~3 parts of hydroxyethyl ether cellulose, 15~20 parts of propylene glycol, 4~6 parts of dispersing agent, 1~3 part of wetting agent, 150~200 parts of cold pigment, 200~300 parts of filler, 1~3 part of preservative, 2~4 parts of defoaming agent, 100~200 parts of resin emulsion, 100~200 parts of pure-acrylic emulsion, 1~3 part of coalescing agent, 1~3 part of thickener, 2~6 parts of 10~20 parts of near-infrared reflection powder and other auxiliary agents.Cold pigment and near-infrared reflection powder are added in coating, can be effectively reduced indoor temperature, reduces the loss of building energy consumption, while preparation method is relatively simple, and suitable scale is produced.
Description
Technical field
The present invention relates to paint fields, more specifically, it relates to the colored insulating moulding coating and its system of a kind of middle high brightness
Preparation Method.
Background technique
Heat-reflecting insulating coating can enable coated article generate the effect that temperature is adjusted, including solar energy screen under sunlight irradiation
Cover coating, solar heat reflection paint, space insulating moulding coating, energy-saving and heat-insulating paint, temperature reduction IR camouflage paint etc..Wherein, the sun
Reflective coating is by the sunlight of reflective portion wavelength to achieve the purpose that heat insulation and heat control, also known as reflexive energy-saving coatings.
For the type coating using simply, energy-saving effect is obvious, is widely applied to the multiple fields such as building, petroleum, transport, is current
The hot spot of insulating moulding coating research.Traditionally, high reflectance titanium dioxide is used to optimize the reflection of visible light, if mill base tune is added
Color, sun light reflectivity will decline to a great extent.In order to enable coloured surface to keep nice and cool under sunlight, in solar spectrum not
The reflection of visible near-infrared (IR) light becomes most important, because the heat that this partial spectrum generates is most.Currently, in the market
The heat-reflecting insulating coating of sale is mostly white, is major function pigments and fillers, the sun using cenosphere and high reflectance titanium white
Luminous reflectance is higher, but color is single, is not able to satisfy the exterior coating color multiplicity requirement of building field.Colored heat reflection
Coating uses because of the high-absorbable in visible light wave range and popularization is restricted.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of heat-insulated painting of colour of middle high brightness
Material can significantly reduce room temperature with excellent sun light reflective, adjustable polychrome, while preparation method is also more
The suitable large-scale production of simplicity.
To achieve the above object, the present invention provides the following technical scheme that a kind of colored insulating moulding coating of middle high brightness, is pressed
Mass fraction meter, including 100~200 parts of deionized water, 2~3 parts of hydroxyethyl ether cellulose, 15~20 parts of propylene glycol, dispersing agent
4~6 parts, 1~3 part of wetting agent, 150~200 parts of cold pigment, 200~300 parts of filler, 1~3 part of preservative, defoaming agent 2~4
Part, 100~200 parts of resin emulsion, 100~200 parts of pure-acrylic emulsion, 1~3 part of coalescing agent, 1~3 part of thickener are close red
2~6 parts of 10~20 parts of external reflectance powder and other auxiliary agents.
By using above-mentioned technical proposal, the addition of near-infrared reflection powder can be emitted the solar energy of absorption in the form of long wave
To airspace, so that reducing heat enters interior, help to reduce indoor temperature.
The main purpose of coating heat-reflecting insulating coating is the surface temperature and internal temperature in order to reduce object, therefore institute
The pigment of selection should have reflection as big as possible, emitting performance, be the bigger the better to the reflectivity of visible light and near infrared light, will apply
The solar energy that layer absorbs is launched by atmospheric window (8~13.5 μm).Cold pigment is compared with common pigments, in visible region
Domain difference is little, but performance has much been higher by common pigments in terms of near-infrared reflection, substantially increases overall sunlight hair
Ratio is penetrated, and the coating heating made is low, thermal degradation is also low, substantially increases the weatherability of coating, extends the use of coating
Time limit.
And silicone resin emulsion is proper lotion kind.Firstly, containing hydrophobic group in organic siliconresin, make
Obtaining paint film has stronger hydrophobicity, is able to maintain the drying of paint film, extends its service life.Secondly, silicone resin emulsion contains
There is the very high Si-O key of a large amount of bond energy, be highly resistant to the destruction of outdoor ultraviolet, there is excellent outdoor durable.Have
Machine silicone resin has thermosetting property, and apparent hardness hardly follows temperature change, even if still having in summer outdoor environment good
Stain resistance.Silicone resin emulsion higher cost at present, in actual use often and pure-acrylic emulsion blending.
Preferably, the inorganic filler includes hollow glass micropearl and conch meal.
By using above-mentioned technical proposal, hollow glass micropearl has the characteristics that hollow, lightweight, appearance are mostly spherical shape.With
The filler of other shapes is compared, and for the surface-to-volume of cenosphere than minimum, oil absorption is low, can reduce the dosage of resin.It is heavier
What is wanted is that cenosphere has mutually independent hollow microstructure, can effectively trap heat be transmitted, thermal insulation with higher
Can, it is the Typical fillers for preparing reflective heat-insulation paint.But for cenosphere partial size mostly at 40~60 μm, additive amount is more than certain proportion
After will affect surface of the paint film flatness, and then reduce paint film contaminated resistance.
And the main component of conch meal is calcium carbonate, can accelerate the solidification rate of coating in the construction process.
Preferably, the conch meal is through the mixed enzyme solution processing containing alkali protease, papain and trypsase
Grinding shells after be made.
By using above-mentioned technical proposal, after three kinds of enzymatic treatments, the chitin in shell can effectively discharge
Out.And chitin inherently has stronger antibiotic and sterilizing performance, to be conducive to that fungi is avoided to carry out on building wall
Growth, and acid or corrosive substance is secreted out of, so that the metope to building damages.In addition, chitin also have compared with
Strong year viscosity, the adhesion firmness that can be further ensured that between each component, to improve the adhesive ability of coating.
The wetting agent is TAF.
By using above-mentioned technical proposal, select TAF wetting agent that can not only enhance the wettability of each raw material, so that
It can be sufficiently mixed between each raw material during production.Meanwhile also having and the surface portion polar groups such as conch meal
The polar group structure combined.For entire compound system, TAF wetting agent can also promote conch meal etc. and organosilicon
Between form similar anchoring node, improve the bond state of conch meal etc. He silicone resin emulsion, and then improve shellfish
The dispersibility in silicone resin emulsion such as shell powder.
Preferably, the pure-acrylic emulsion is fluorine-silicon modified acrylic.
It is mainly at present acrylic emulsion applied to the lotion of exterior coating, is broadly divided into pure-acrylic emulsion and styrene-acrylic emulsion.
Usual pure-acrylic emulsion has better uvioresistant and durability, is suitble to prepare the coating of low PVC.And styrene-acrylic emulsion has relatively by force
Pigments and fillers cementability, water absorption rate is low, and resisting saponification is good, is suitble to prepare the PVC coating of medium and high level.
The gas permeability of fluorine-silicon modified acrylic emulsion coatings is moderate, has good resistance to ag(e)ing and stain resistance, with priming paint
Matching is good, and therefore, optimum is fluorine-silicon modified acrylic lotion.
The preferably described auxiliary agent includes iodized salt, antioxidant and anti ultraviolet agent, and iodized salt, antioxidant and anti ultraviolet agent
Mass ratio is 1: 2: 2.
Preferably, the iodized salt is lithium iodide.
By using above-mentioned technical proposal, lithium iodide compared to other iodized salts, not only due to the physical property of itself and
Improve the thermal stability of coating.Meanwhile the lithium ion in lithium iodide can also have cooperation between the carbonyl in coating
Effect, produces the structure of similar network, hinders the movement of coating strand and corresponding free radical, thus makes polymer molecule
Chain need to overcome bigger energy barrier when being thermally decomposed than entirely free on his strand, thus, promote thermoplastic elastomer (TPE) to have
Higher thermal decomposition temperature.
Preferably, the antioxidant is the mixture of antioxidant 1076, antioxidant 1010 and irgasfos 168, and antioxidant
1076, the mass ratio of antioxidant 1010 and irgasfos 168 is 1: 3: 1.
By using above-mentioned technical proposal, above-mentioned antioxidant can effectively improve the antioxidant of coating, be conducive in this way
Extend the service life of coating.Also, the composite antioxidant being made into antioxidant 1076, antioxidant 1010 and irgasfos 168
With preferably antioxygenic property.
Preferably, the anti ultraviolet agent is 2- (2 '-hydroxyls -3 ', 5 '-two tertiary phenyl) -5- chlorination benzotriazole.
By using above-mentioned technical proposal, 2- (2 '-hydroxyls -3 ', 5 '-two tertiary phenyl) -5- chlorination benzotriazole can be strong
Absorbing wavelength is the ultraviolet light of 270~380nm, and chemical stability is good, and volatility is minimum.Also, it also has excellent heat-resisting
Sublimability, washing fastness, resistance to gas fadedness and mechanical performance retentivity.
A kind of preparation method of the colored insulating moulding coating of middle high brightness, comprising the following steps:
Step 1: first measuring 100~200 parts of deionized water, 2~3 parts of hydroxyethyl ether cellulose are added later, propylene glycol 15~20
Part, 4~6 parts of dispersing agent, 1~3 part of preservative, 100~200 parts and 200~300 parts of filler of resin emulsion are fully stirred
It mixes, obtains just mixed object;
Step 2: 1~3 part of wetting agent is added in first mixed object into step 1, and 150~200 parts of cold pigment, near-infrared reflection powder
10~20 parts, 2~4 parts of defoaming agent, 100~200 parts of pure-acrylic emulsion, 1~3 part of coalescing agent, 1~3 part of thickener and auxiliary agent 2
~6 parts, continue to mix, finished product coating is obtained after fully dispersed.
It by using above-mentioned technical proposal, is mixed step by step, can effectively guarantee that each material fully divides in coating
It dissipates.And then it is also beneficial to guarantee the stability of coating.
In conclusion the invention has the following advantages:
1, cold pigment and near-infrared reflection powder are added in coating first, the solar energy of absorption can be emitted in the form of long wave
To airspace, so that reducing heat penetrates the probability that wall enters the room;
2, on the other hand addition can also be mentioned through enzyme solution treated conch meal, the curing efficiency for the coating that on the one hand can slow down
High anti-microbial property reduces the probability that mushroom is bred on coating surface layer, to also just reduce building wall by biological damage
Probability;
3, fluorine-silicon modified acrylic has good resistance to ag(e)ing and stain resistance so that coating gas permeability is moderate, mating with priming paint
Property is good.
Detailed description of the invention
Fig. 1 is the preparation technology flow chart of the colored insulating moulding coating of middle high brightness.
Specific embodiment
Below in conjunction with attached drawing 1, invention is further described in detail.
Embodiment one,
A kind of preparation method of the colored insulating moulding coating of middle high brightness, comprising the following steps:
Step 1: first measuring deionized water 100Kg, hydroxyethyl ether cellulose 2Kg, propylene glycol 15Kg, dispersing agent are added later
4Kg, preservative 1Kg, resin emulsion 100Kg and filler 200Kg are stirred, and temperature rises to 45 DEG C, and speed of agitator is
500rpm, duration 1h obtain just mixed object;
Step 2: wetting agent 1Kg is added in first mixed object into step 1, cold pigment 150Kg, near-infrared reflection powder 10Kg disappear
Infusion 2Kg, pure-acrylic emulsion 100Kg, coalescing agent 1Kg, thickener 1Kg and other auxiliary agents 2Kg, continue to mix, temperature into
One step rises to 80 DEG C, speed of agitator 600rpm, duration 2h and obtains finished product coating after fully dispersed.
Wherein, near-infrared reflection powder can be stepped from Britain's Hensel and be bought, and cold pigment can be bought from U.S. Xue Te shepherd.Separately
Outside, inorganic filler herein is mainly the mass ratio of hollow glass micropearl and conch meal, wherein hollow glass micropearl and conch meal
Be 1: 2, at the same conch meal the preparation method comprises the following steps: first prepare the sodium sulfite buffer solution that 50ml pH is 8.0, it is logical with 1ml Qula
As surfactant, and use the alkali protease that mass ratio is 1: 1: 1, the group synthase 5g of papain and trypsase
It is catalyzed;By sodium sulfite buffer solution, Qula is logical and group synthase three is mixed to get enzyme solution;Shell is soaked in enzyme solution,
Controlling constant temperature shaker temperature is 50 DEG C, is hydrolyzed 2 hours under conditions of revolving speed 300r/min;Later, by grinding shells at average grain
The conch meal that degree is 10 μm.Wherein, the preparation of sodium sulfite buffer solution is the prior art, and be not the application core in
Hold, because without being developed in details herein.
In addition, and dispersing agent is preferably neopelex, preservative is preferably 2- benzisothiazole-3-ketone,
That wetting agent is selected is TAF, and pure-acrylic emulsion is fluorine-silicon modified acrylic, and defoaming agent is dimethylsilane, and coalescing agent can be third
Glycol butyl ether, thickener are polyether polyurethane, other auxiliary agents are mainly made of iodized salt, antioxidant and anti ultraviolet agent, and iodine
The mass ratio of salt dissolving, antioxidant and anti ultraviolet agent is 1: 2: 2.Meanwhile iodized salt selection is potassium iodide, certainly according to practical need
Also cuprous iodide etc. can be used;What antioxidant was selected is the mixing of antioxidant 1076, antioxidant 1010 and irgasfos 168
Object, and the mass ratio of antioxidant 1076, antioxidant 1010 and irgasfos 168 is 1: 3: 1, and that anti ultraviolet agent is selected is 2-
(2 '-hydroxyls -3 ', 5 '-two tertiary phenyl) -5- chlorination benzotriazole.
Embodiment two,
A kind of preparation method of the colored insulating moulding coating of middle high brightness, comprising the following steps:
Step 1: first measuring deionized water 200Kg, hydroxyethyl ether cellulose 3Kg, propylene glycol 20Kg, dispersing agent are added later
6Kg, preservative 3Kg, resin emulsion 200Kg and filler 300Kg are stirred, and temperature rises to 65 DEG C, and speed of agitator is
800rpm, duration 2h obtain just mixed object;
Step 2: wetting agent 3Kg is added in first mixed object into step 1, cold pigment 200Kg, near-infrared reflection powder 20Kg disappear
Infusion 4Kg, pure-acrylic emulsion 200Kg, coalescing agent 3Kg, thickener 3Kg and other auxiliary agents 6Kg, continue to mix, temperature into
One step rises to 90 DEG C, speed of agitator 1000rpm, duration 3h and obtains finished product coating after fully dispersed.
Embodiment three,
A kind of preparation method of the colored insulating moulding coating of middle high brightness, comprising the following steps:
Step 1: first measuring deionized water 150Kg, hydroxyethyl ether cellulose 2.5Kg, propylene glycol 17Kg, dispersing agent are added later
5Kg, preservative 2Kg, resin emulsion 150Kg and filler 250Kg are stirred, and temperature rises to 55 DEG C, and speed of agitator is
650rpm, duration 1.5h obtain just mixed object;
Step 2: wetting agent 2Kg is added in first mixed object into step 1, cold pigment 180Kg, near-infrared reflection powder 15Kg disappear
Infusion 3Kg, pure-acrylic emulsion 150Kg, coalescing agent 2Kg, thickener 2Kg and other auxiliary agents 4Kg, continue to mix, temperature into
One step rises to 85 DEG C, speed of agitator 800rpm, duration 2.5h and obtains finished product coating after fully dispersed.
Example IV,
A kind of preparation method of the colored insulating moulding coating of middle high brightness, comprising the following steps:
Step 1: first measuring deionized water 150Kg, hydroxyethyl ether cellulose 2Kg, propylene glycol 20Kg, dispersing agent are added later
4Kg, preservative 2Kg, resin emulsion 200Kg and filler 200Kg are stirred, and temperature rises to 55 DEG C, and speed of agitator is
650rpm, duration 1.5h obtain just mixed object;
Step 2: wetting agent 2Kg is added in first mixed object into step 1, cold pigment 200Kg, near-infrared reflection powder 20Kg disappear
Infusion 2Kg, pure-acrylic emulsion 150Kg, coalescing agent 2Kg, thickener 3Kg and other auxiliary agents 5Kg, continue to mix, temperature into
One step rises to 85 DEG C, speed of agitator 1000rpm, duration 2h and obtains finished product coating after fully dispersed.
Embodiment five,
A kind of preparation method of the colored insulating moulding coating of middle high brightness, comprising the following steps:
Step 1: first measuring deionized water 200Kg, hydroxyethyl ether cellulose 3Kg, propylene glycol 17Kg, dispersing agent are added later
6Kg, preservative 2Kg, resin emulsion 100Kg and filler 300Kg are stirred, and temperature rises to 60 DEG C, and speed of agitator is
500rpm, duration 2h obtain just mixed object;
Step 2: wetting agent 1Kg is added in first mixed object into step 1, cold pigment 200Kg, near-infrared reflection powder 15Kg disappear
Infusion 3Kg, pure-acrylic emulsion 200Kg, coalescing agent 1Kg, thickener 2Kg and other auxiliary agents 6Kg, continue to mix, temperature into
One step rises to 90 DEG C, speed of agitator 600rpm, duration 3h and obtains finished product coating after fully dispersed.
In addition, the application has also carried out the operation of comparative example one to comparative example five according to the operating procedure for being example IV,
Shown in table one specific as follows:
Table one
Wherein the conch meal in comparative example two is not enzyme treated mistake, and what the iodized salt of comparative example three was selected is iodate Asia
Copper.
Embodiment one to embodiment five and comparative example one to comparative example five are tested as follows:
(1) adhesive force is tested: standard GB/T 9286-1998;
(2) heat stability testing: will be placed in 120 DEG C of water vapors with a thickness of the coating film-making of 2mm, and observation is crushed
The required time;
(3) solidification timeliness test: standard GB/T1728-79 (89);
(4) heat insulation test: by applying coating on the exterior wall of a containment building, when outdoor temperature is 40 DEG C, air-conditioning is utilized
Interior of building is cooled to 25 DEG C, is started in time, the time required to determining that interior of building temperature is increased to 35 DEG C;
(5) ageing-resistant test: standard GB/T 1865-1997, ageing time 10h;
(6) cell culture fluid: being directly added dropwise the coating surface of 10cm*10cm after hardening by antibacterial test, and by the coating
It is placed in room temperature 3 days, observes the quantity of bacterium colony;
(7) resistant is tested: being directly poured on substance on the metope for being coated with the application coating, is directly wiped later, observation metope is
It is no to have spot.
The result of test is as shown in following table two and table three:
Table two
Table three
From the experimental result of upper table two and table three can be seen that the coating adhesive force with higher of the application, thermal stability it is strong,
It is specific that curing time is short and heat insulation effect is good etc..Also, it can be with by the comparison of comparative example one to comparative example five and example IV
Find out, add the conch meal after enzymatic treatment, the adhesive force and bacteriostasis of coating can be effectively improved, and selects antioxidant
1076, antioxidant 1010 and the compound antioxidant of irgasfos 168, can effectively improve the ageing-resistant performance of coating.And it selects
Coating after lithium iodide, with preferable thermal stability.Also, after pure-acrylic emulsion is added, coating has and has
The anti-pollution characteristic of effect.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of colored insulating moulding coating of middle high brightness, it is characterised in that: according to the mass fraction, including deionized water 100~200
Part, 2~3 parts of hydroxyethyl ether cellulose, 15~20 parts of propylene glycol, 4~6 parts of dispersing agent, 1~3 part of wetting agent, cold pigment 150~
200 parts, 200~300 parts of filler, 1~3 part of preservative, 2~4 parts of defoaming agent, 100~200 parts of resin emulsion, pure-acrylic emulsion
100~200 parts, 1~3 part of coalescing agent, 1~3 part of thickener, 2~6 parts of 10~20 parts of near-infrared reflection powder and other auxiliary agents.
2. a kind of colored insulating moulding coating of middle high brightness according to claim 1, it is characterised in that: the filler includes sky
Heart glass microballoon and conch meal.
3. a kind of colored insulating moulding coating of middle high brightness according to claim 2, it is characterised in that: the conch meal is through containing
It is made after the grinding shells for having the mixed enzyme solution processing of alkali protease, papain and trypsase.
4. a kind of colored insulating moulding coating of middle high brightness according to claim 1, it is characterised in that: the wetting agent is
TAF。
5. a kind of colored insulating moulding coating of middle high brightness according to claim 1, it is characterised in that: the pure-acrylic emulsion is
Fluorine-silicon modified acrylic.
6. a kind of colored insulating moulding coating of middle high brightness according to claim 1, it is characterised in that: other described auxiliary agent packets
Iodized salt, antioxidant and anti ultraviolet agent are included, and the mass ratio of iodized salt, antioxidant and anti ultraviolet agent is 1: 2: 2.
7. a kind of colored insulating moulding coating of middle high brightness according to claim 6, it is characterised in that: the iodized salt is iodine
Change lithium.
8. a kind of colored insulating moulding coating of middle high brightness according to claim 6, it is characterised in that: the antioxidant is anti-
Oxygen agent 1076, antioxidant 1010 and irgasfos 168 mixture, and the matter of antioxidant 1076, antioxidant 1010 and irgasfos 168
Amount is than being 1: 3: 1.
9. a kind of colored insulating moulding coating of middle high brightness according to claim 1, it is characterised in that: the anti ultraviolet agent is
2- (2 '-hydroxyls -3 ', 5 '-two tertiary phenyl) -5- chlorination benzotriazole.
10. a kind of preparation of the colored insulating moulding coating of middle high brightness as described in any one of claim 1 to 9 claim
Method, comprising the following steps:
Step 1: first measuring 100~200 parts of deionized water, 2~3 parts of hydroxyethyl ether cellulose are added later, propylene glycol 15~20
Part, 4~6 parts of dispersing agent, 1~3 part of preservative, 100~200 parts and 200~300 parts of filler of resin emulsion are fully stirred
It mixes, obtains just mixed object;
Step 2: 1~3 part of wetting agent is added in first mixed object into step 1, and 150~200 parts of cold pigment, near-infrared reflection powder
10~20 parts, 2~4 parts of defoaming agent, 100~200 parts of pure-acrylic emulsion, 1~3 part of coalescing agent, 1~3 part of thickener and other help
2~6 parts of agent, continue to mix, finished product coating is obtained after fully dispersed.
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CN113956788A (en) * | 2021-10-22 | 2022-01-21 | 九江立帆科技有限公司 | Building wall coating and preparation method thereof |
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