CN106883689A - A kind of uvioresistant exterior coating and preparation method thereof - Google Patents

A kind of uvioresistant exterior coating and preparation method thereof Download PDF

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Publication number
CN106883689A
CN106883689A CN201710219820.3A CN201710219820A CN106883689A CN 106883689 A CN106883689 A CN 106883689A CN 201710219820 A CN201710219820 A CN 201710219820A CN 106883689 A CN106883689 A CN 106883689A
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parts
component
raw material
uvioresistant
exterior coating
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曹智远
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Hefei Oukesi New Building Material Co Ltd
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Hefei Oukesi New Building Material Co Ltd
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Priority to CN201710219820.3A priority Critical patent/CN106883689A/en
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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
    • C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
    • C09D125/02—Homopolymers or copolymers of hydrocarbons
    • C09D125/04—Homopolymers or copolymers of styrene
    • C09D125/08—Copolymers of styrene
    • C09D125/14—Copolymers of styrene with unsaturated esters
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    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C09D5/10—Anti-corrosive paints containing metal dust
    • C09D5/106—Anti-corrosive paints containing metal dust containing Zn
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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
    • C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
    • C09D5/1662—Synthetic film-forming substance
    • C09D5/1668—Vinyl-type polymers
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    • 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
    • C09D5/1687—Use of special additives
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    • 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
    • C09D5/32—Radiation-absorbing paints
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    • 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
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
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    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
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    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
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    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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    • C09D7/66—Additives characterised by particle size
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    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
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  • Wood Science & Technology (AREA)
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Abstract

The invention discloses a kind of uvioresistant exterior coating and preparation method thereof, be related to exterior coating technical field, including 30 ~ 40% component A and 60 ~ 70% B component；Component A includes the raw material of following weight portion：80 ~ 90 parts of EVA emulsions, nano-TiO250 ~ 60 parts of 30 ~ 60 parts, 20 ~ 30 parts of filler, 10 ~ 15 parts of adhesive of compounding, 2 ~ 10 parts of ultra-violet absorber, 2 ~ 8 parts of auxiliary agent and deionized water；B component includes the raw material of following weight portion：30 ~ 60 parts of 80 ~ 90 parts of styrene-acrylic emulsion, 30 ~ 60 parts of cullet iron praseodymium magnetic oxide composite powder, 20 ~ 30 parts of white portland cement, 2 ~ 10 parts of coloring pigment and deionized water.The present invention adds ultraviolet ray-resistant material on the basis of waterproof, effectively ultraviolet can be absorbed, with radiating effect and weather resistance higher, safety and environmental protection.

Description

A kind of uvioresistant exterior coating and preparation method thereof
Technical field
The present invention relates to exterior coating technical field, and in particular to a kind of uvioresistant exterior coating and preparation method thereof.
Background technology
With continuing to develop for building field, and mixed mud is big to the absorption region of spectrum, amount of stored heat is big, metope heats up The fast and duration is long；Especially in south, the temperature in summer for a long time more than 30 DEG C, so as to result in indoor intensification.Cause This, in order to lower the temperature of interior, improves human comfort, and people have to reduce interior by equipment such as fan, air-conditionings Temperature, it is necessary to consume substantial amounts of electric energy, the energy-saving and emission-reduction advocated this and present society, environmentally friendly low-carbon (LC) life more seem sound of laughing not Enter.The heat-insulating problem for solving building wall is particularly important.
Heat radiation coating is a kind of radiating efficiency for improving body surface, and uvioresistant reduces the sapecial coating of system temperature. Existing heat radiation coating unitary function, it is impossible to meet various demands of people.
The content of the invention
It is an object of the invention to provide a kind of uvioresistant exterior coating and preparation method thereof, on the basis of waterproof, plus Ultraviolet ray-resistant material is entered, effectively ultraviolet can have been absorbed, with radiating effect and weather resistance higher, safety Environmental protection.
The invention provides following technical scheme：A kind of uvioresistant exterior coating, including 30 ~ 40% component A and 60 ~ 70% B component；
The component A includes the raw material of following weight portion：80 ~ 90 parts of EVA emulsions, nano-TiO230 ~ 60 parts, filler 20 ~ 30 50 ~ 60 parts of part, 10 ~ 15 parts of adhesive of compounding, 2 ~ 10 parts of ultra-violet absorber, 2 ~ 8 parts of auxiliary agent and deionized water；
The B component includes the raw material of following weight portion：80 ~ 90 parts of styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder 30 ~ 60 parts of 30 ~ 60 parts of material, 20 ~ 30 parts of white portland cement, 2 ~ 10 parts of coloring pigment and deionized water；
Compounding adhesive in the component A includes the raw material of following weight portion：2 ~ 4 parts of butadiene-styrene rubber, 2 ~ 4 parts of styrax, third 1 ~ 2 part of ketone, 1 ~ 2 part of pine tar, 0.2 ~ 0.8 part of phenolic resin, 0.2 ~ 0.8 part of Hydroxylated acrylic resin, 0.2 ~ 0.6 part of zinc powder, two 0.2 ~ 0.4 part of silica, 0.2 ~ 0.4 part of uric acid, 0.2 ~ 0.4 part of hydroxymethyl cellulose, 0.1 ~ 0.3 part of antioxidant, polyether-ether-ketone 0.1 ~ 0.3 part；
Auxiliary agent in the component A includes the raw material of following weight portion：1 ~ 2 part of dispersant, 1 ~ 2 part of wetting agent, defoamer 1 ~ 2 0.2 ~ 0.3 part of part, 0.2 ~ 0.4 part of preservative, 0.2 ~ 0.4 part of mould inhibitor, 0.2 ~ 0.3 part of coalescents and pH adjusting agent.
Wherein, it is SN-5040 dispersants that dispersant uses Japan's Sheng Nuopuke companies production model；
The surface work wetting agent of the model X-405 that wetting agent is produced using Dow Chemical；
It is SN-154 defoamers that defoamer uses Japan's Sheng Nuopuke companies production model；
The preservative of the model Parmetol K 20 that preservative is produced using Shu Mei Co., Ltds of Germany；
The mould inhibitor of the forte of model Parmetol DF 19 that mould inhibitor is produced using Shu Mei Co., Ltds of Germany.
Preferably, the filler in the component A compares 2 by diatomite powder and isolation-type functional stuffing according to weight：3 groups Into the isolation-type functional stuffing includes the raw material of following weight portion：2 ~ 10 parts of hollow glass micropearl, 2 ~ 10 parts of graphite, black carbon 1 ~ 3 part of 2 ~ 4 parts of SiClx, 2 ~ 4 parts of fine-grained alumina, 2 ~ 4 parts of molybdenum bisuphide and talcum.
Preferably, the ultra-violet absorber in the component A is benzophenone class ultra-violet absorber, benzimidazole ultraviolet Any one in absorbent and triazine-based ultraviolet absorbent, the nano-TiO2From rutile-type, particle diameter be 20~ 120nm, specific surface area are 30~70m2The nano-TiO of/g2, and carry out surface modification treatment with sodium tripolyphosphate surface modifier.
Preferably, the cullet iron praseodymium magnetic oxide composite powder in the B component is by cullet and iron praseodymium magnetic oxygen Compound is by weight 0.1 ~ 0.5：1 composition, the iron praseodymium magnetic oxide includes by weight：20 ~ 30 parts of manganese oxide, oxidation 2 ~ 8 parts of 10 ~ 15 parts of zinc, 2 ~ 10 parts of praseodymium oxide and calcium oxide, the waste glass powder are soda-lime-silica glass, quartz glass, osmanthus oxygen high Any one in glass, lead silicate glass, alumina silicate glass and borosilicate glass.
Preferably, the coloring pigment in the B component be titanium dioxide, carbon black, phthalocyanine blue and iron oxide red in one kind or Person is various.
Preferably, the white portland cement in the B component is the white portland cement of 42.5R, and whiteness is not less than 80%。
A kind of preparation method of uvioresistant exterior coating is provided in the present invention, is comprised the following steps：
（1）, component A preparation
First, each raw material in filler is weighed, mixed merga pass grinder is ground to particle minimum diameter for 40 ~ 50 μm, obtains The fine particle of mixing；
Secondly, each raw material in compounding adhesive is weighed, after mixing, 30 ~ 40min is kneaded under the conditions of 80 ~ 90 DEG C, after taking-up, Crush, cross 100 ~ 200 mesh sieves, obtain compounding adhesive；
Finally, EVA emulsions, nano-TiO are weighed2, ultra-violet absorber, auxiliary agent and deionized water, foregoing obtaining is added after mixing Fine particle and compounding adhesive, be put into reaction vessel, be heated to being stirred at 50~60 DEG C, mixing time is 20 ~ 40min, obtains mixed emulsion for component A, standby；
（2）, B component preparation
First, styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder weighed according to proportioning, white portland cement, Color pigment and deionized water；
Secondly, the foregoing raw material for weighing is put into mixer and is stirred, B component is obtained after being sufficiently mixed, it is standby；
（3）, prepare finished product
Component A and B component are obtained into the anti-purple according to 30 ~ 40% component A and the allotment of 60 ~ 70% B component coating ratio Outside line exterior coating.
Preferably, the step（2）The stirring condition of middle mixer is：50 ~ 60min is stirred with 400 ~ 600r/min, is stirred Process control temp is mixed for 60~70 DEG C.
Beneficial effects of the present invention：On the basis of waterproof, ultraviolet ray-resistant material is added, can effectively to ultraviolet Absorbed, with radiating effect and weather resistance higher, safety and environmental protection is specific as follows：
（1）, the present invention in add ultra-violet absorber be engaged with filler so that ultra-violet absorber adheres better to filler On, anti-ultraviolet property is improve, in addition, the persistence of film, water-fast, moisture-proof, good corrosion resistance；
（2）, the present invention in add cullet iron praseodymium magnetic oxide there is the effect of strong attenuation electromagnetic energy i.e. with excellent Ultraviolet electromagnetic energy attenuation, is favorably improved anti-ultraviolet property；
（3）, the present invention by the collocation to different filler large or fine granules, reduce the voidage in paint film, improve coating overall Flatness, the reflective insulation coating excellent so as to obtain stain resistance；
（4）, the present invention also there is good water resistance, the adhesion strength to wall is high, and the insulation for substantially increasing wall is prevented Water and anti-erosion function, extend wall service life；
（5）, water paint of the present invention, solvent is water, thus do not contain organic solvent etc. easily carcinogen, health environment-friendly.
Specific embodiment
With reference to specific embodiment, the present invention is expanded on further.These embodiments be merely to illustrate the present invention and without In limitation the scope of the present invention.
Embodiment 1
A kind of uvioresistant exterior coating, including 30% component A and 70% B component；
The component A includes the raw material of following weight portion：80 parts of EVA emulsions, nano-TiO230 parts, 20 parts of filler, compounding gluing 50 parts of 10 parts of agent, 2 parts of ultra-violet absorber, 2 parts of auxiliary agent and deionized water；
The B component includes the raw material of following weight portion：80 parts of styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder 30 Part, 20 parts of white portland cement, 2 parts of coloring pigment and 30 parts of deionized water；
Compounding adhesive in the component A includes the raw material of following weight portion：2 parts of butadiene-styrene rubber, 2 parts of styrax, acetone 1 Part, 1 part of pine tar, 0.2 part of phenolic resin, 0.2 part of Hydroxylated acrylic resin, 0.2 part of zinc powder, 0.2 part of silica, uric acid 0.2 Part, 0.2 part of hydroxymethyl cellulose, 0.1 part of antioxidant, 0.1 part of polyether-ether-ketone；
Auxiliary agent in the component A includes the raw material of following weight portion：1 part of dispersant, 1 part of wetting agent, 1 part of defoamer, anti-corrosion 0.2 part of 0.2 part of agent, 0.2 part of mould inhibitor, 0.2 part of coalescents and pH adjusting agent.
Wherein, the filler in the component A compares 2 by diatomite powder and isolation-type functional stuffing according to weight：3 compositions, Isolation-type functional stuffing includes the raw material of following weight portion：2 parts of hollow glass micropearl, 2 parts of graphite, 2 parts of black silicon carbide, fine grain oxygen Change 1 part of 2 parts of aluminium, 2 parts of molybdenum bisuphide and talcum.
Wherein, the ultra-violet absorber in the component A is benzophenone class ultra-violet absorber, the nano-TiO2From gold Red stone-type, particle diameter are 20nm, specific surface area is 30m2The nano-TiO of/g2, and carry out surface with sodium tripolyphosphate surface modifier Modification.
Wherein, the cullet iron praseodymium magnetic oxide composite powder in the B component is magnetic oxygenated by cullet and iron praseodymium Thing is by weight 0.1：1 composition, the iron praseodymium magnetic oxide includes by weight：20 parts of manganese oxide, 10 parts of zinc oxide, oxygen Change 2 parts of 2 parts of praseodymium and calcium oxide, the waste glass powder is soda-lime-silica glass.
Wherein, the coloring pigment in the B component is titanium dioxide, and the white portland cement in the B component is 42.5R White portland cement, whiteness be not less than 80%,
A kind of preparation method of uvioresistant exterior coating is provided in the present embodiment, is comprised the following steps：
（1）, component A preparation
First, each raw material in filler is weighed, mixed merga pass grinder is ground to particle minimum diameter for 40 μm, is mixed Fine particle；
Secondly, each raw material in compounding adhesive is weighed, after mixing, 30min is kneaded under the conditions of 80 DEG C, after taking-up, crushed, mistake 100 mesh sieves, obtain compounding adhesive；
Finally, EVA emulsions, nano-TiO are weighed2, ultra-violet absorber, auxiliary agent and deionized water, foregoing obtaining is added after mixing Fine particle and compounding adhesive, be put into reaction vessel, be heated to being stirred at 50 DEG C, mixing time is 20min, obtains mixed emulsion for component A, standby；
（2）, B component preparation
First, styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder weighed according to proportioning, white portland cement, Color pigment and deionized water；
Secondly, the foregoing raw material for weighing is put into mixer and is stirred, B component is obtained after being sufficiently mixed, it is standby；
（3）, prepare finished product
Component A and B component are obtained outside the uvioresistant according to 30% component A and the allotment of 70% B component coating ratio Wall coating.
Wherein, the step（2）The stirring condition of middle mixer is：50min, whipping process control are stirred with 400r/min Temperature is 60 DEG C.
Embodiment 2
A kind of uvioresistant exterior coating, including 40% component A and 60% B component；
The component A includes the raw material of following weight portion：90 parts of EVA emulsions, nano-TiO260 parts, 30 parts of filler, compounding gluing 60 parts of 15 parts of agent, 10 parts of ultra-violet absorber, 8 parts of auxiliary agent and deionized water；
The B component includes the raw material of following weight portion：90 parts of styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder 60 Part, 30 parts of white portland cement, 10 parts of coloring pigment and 60 parts of deionized water；
Compounding adhesive in the component A includes the raw material of following weight portion：4 parts of butadiene-styrene rubber, 4 parts of styrax, acetone 2 Part, 2 parts of pine tar, 0.8 part of phenolic resin, 0.8 part of Hydroxylated acrylic resin, 0.6 part of zinc powder, 0.4 part of silica, uric acid 0.4 Part, 0.4 part of hydroxymethyl cellulose, 0.3 part of antioxidant, 0.3 part of polyether-ether-ketone；
Auxiliary agent in the component A includes the raw material of following weight portion：2 parts of dispersant, 2 parts of wetting agent, 2 parts of defoamer, anti-corrosion 0.3 part of 0.4 part of agent, 0.4 part of mould inhibitor, 0.3 part of coalescents and pH adjusting agent.
Wherein, the filler in the component A compares 2 by diatomite powder and isolation-type functional stuffing according to weight：3 compositions, The isolation-type functional stuffing includes the raw material of following weight portion：10 parts of hollow glass micropearl, 10 parts of graphite, 4 parts of black silicon carbide, 3 parts of 4 parts of fine-grained alumina, 4 parts of molybdenum bisuphide and talcum.
Wherein, the ultra-violet absorber in the component A is benzimidazole ultra-violet absorber, the nano-TiO2Choosing It is that 120nm, specific surface area are 70m with rutile-type, particle diameter2The nano-TiO of/g2, and carried out with sodium tripolyphosphate surface modifier Surface modification treatment.
Wherein, the cullet iron praseodymium magnetic oxide composite powder in the B component is magnetic oxygenated by cullet and iron praseodymium Thing is by weight 0.5：1 composition, the iron praseodymium magnetic oxide includes by weight：30 parts of manganese oxide, 15 parts of zinc oxide, oxygen Change 8 parts of 10 parts of praseodymium and calcium oxide, the waste glass powder is quartz glass.
Wherein, the coloring pigment in the B component is carbon black, and the white portland cement in the B component is 42.5R's White portland cement, whiteness is not less than 80%,
A kind of preparation method of uvioresistant exterior coating is provided in the present embodiment, is comprised the following steps：
（1）, component A preparation
First, each raw material in filler is weighed, mixed merga pass grinder is ground to particle minimum diameter for 50 μm, is mixed Fine particle；
Secondly, each raw material in compounding adhesive is weighed, after mixing, 40min is kneaded under the conditions of 90 DEG C, after taking-up, crushed, mistake 200 mesh sieves, obtain compounding adhesive；
Finally, EVA emulsions, nano-TiO are weighed2, ultra-violet absorber, auxiliary agent and deionized water, foregoing obtaining is added after mixing Fine particle and compounding adhesive, be put into reaction vessel, be heated to being stirred at 60 DEG C, mixing time is 40min, obtains mixed emulsion for component A, standby；
（2）, B component preparation
First, styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder weighed according to proportioning, white portland cement, Color pigment and deionized water；
Secondly, the foregoing raw material for weighing is put into mixer and is stirred, B component is obtained after being sufficiently mixed, it is standby；
（3）, prepare finished product
Component A and B component are obtained outside the uvioresistant according to 40% component A and the allotment of 60% B component coating ratio Wall coating.
Preferably, the step（2）The stirring condition of middle mixer is：60min is stirred with 600r/min, it is stirred program control Temperature processed is 70 DEG C.
Embodiment 3
A kind of uvioresistant exterior coating, including 35% component A and 65% B component；
The component A includes the raw material of following weight portion：85 parts of EVA emulsions, nano-TiO245 parts, 25 parts of filler, compounding gluing 55 parts of 12.5 parts of agent, 6 parts of ultra-violet absorber, 5 parts of auxiliary agent and deionized water；
The B component includes the raw material of following weight portion：85 parts of styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder 45 Part, 25 parts of white portland cement, 6 parts of coloring pigment and 45 parts of deionized water；
Compounding adhesive in the component A includes the raw material of following weight portion：3 parts of butadiene-styrene rubber, 3 parts of styrax, acetone 1.5 Part, 1.5 parts of pine tar, 0.5 part of phenolic resin, 0.5 part of Hydroxylated acrylic resin, 0.4 part of zinc powder, 0.3 part of silica, uric acid 0.3 part, 0.3 part of hydroxymethyl cellulose, 0.2 part of antioxidant, 0.2 part of polyether-ether-ketone；
Auxiliary agent in the component A includes the raw material of following weight portion：1.5 parts of dispersant, 1.5 parts of wetting agent, defoamer 1.5 Part, 0.3 part of preservative, 0.3 part of mould inhibitor, 0.25 part of coalescents and 0.25 part of pH adjusting agent.
Wherein, the filler in the component A compares 2 by diatomite powder and isolation-type functional stuffing according to weight：3 compositions, The isolation-type functional stuffing includes the raw material of following weight portion：It is 6 parts of hollow glass micropearl, 6 parts of graphite, 3 parts of black silicon carbide, thin 2 parts of 3 parts of crystal alumina, 3 parts of molybdenum bisuphide and talcum.
Wherein, the ultra-violet absorber in the component A is triazine-based ultraviolet absorbent, the nano-TiO2From gold Red stone-type, particle diameter are 70nm, specific surface area is 50m2The nano-TiO of/g2, and carry out surface with sodium tripolyphosphate surface modifier Modification.
Wherein, the cullet iron praseodymium magnetic oxide composite powder in the B component is magnetic oxygenated by cullet and iron praseodymium Thing is by weight 0.3：1 composition, the iron praseodymium magnetic oxide includes by weight：25 parts of manganese oxide, 12.5 parts of zinc oxide, 5 parts of 6 parts of praseodymium oxide and calcium oxide, the waste glass powder are lead silicate glass.
Wherein, the coloring pigment in the B component is phthalocyanine blue, and the white portland cement in the B component is 42.5R White portland cement, whiteness be not less than 80%,
A kind of preparation method of uvioresistant exterior coating is provided in the present embodiment, is comprised the following steps：
（1）, component A preparation
First, each raw material in filler is weighed, mixed merga pass grinder is ground to particle minimum diameter for 45 μm, is mixed Fine particle；
Secondly, each raw material in compounding adhesive is weighed, after mixing, 35min is kneaded under the conditions of 85 DEG C, after taking-up, crushed, mistake 150 mesh sieves, obtain compounding adhesive；
Finally, EVA emulsions, nano-TiO are weighed2, ultra-violet absorber, auxiliary agent and deionized water, foregoing obtaining is added after mixing Fine particle and compounding adhesive, be put into reaction vessel, be heated to being stirred at 55 DEG C, mixing time is 30min, obtains mixed emulsion for component A, standby；
（2）, B component preparation
First, styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder weighed according to proportioning, white portland cement, Color pigment and deionized water；
Secondly, the foregoing raw material for weighing is put into mixer and is stirred, B component is obtained after being sufficiently mixed, it is standby；
（3）, prepare finished product
Component A and B component are obtained outside the uvioresistant according to 35% component A and the allotment of 65% B component coating ratio Wall coating.
Wherein, the step（2）The stirring condition of middle mixer is：55min, whipping process control are stirred with 500r/min Temperature is 65 DEG C.
The present invention has been described in detail with reference to the foregoing embodiments, for a person skilled in the art, its according to The technical scheme described in foregoing embodiments can so be modified, or which part technical characteristic is equally replaced Change.All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in the present invention Protection domain within.

Claims (8)

1. a kind of uvioresistant exterior coating, it is characterised in that the B component including 30 ~ 40% component A and 60 ~ 70%；
The component A includes the raw material of following weight portion：80 ~ 90 parts of EVA emulsions, nano-TiO230 ~ 60 parts, 20 ~ 30 parts of filler, 50 ~ 60 parts of 10 ~ 15 parts of adhesive of compounding, 2 ~ 10 parts of ultra-violet absorber, 2 ~ 8 parts of auxiliary agent and deionized water；
The B component includes the raw material of following weight portion：80 ~ 90 parts of styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder 30 ~ 60 parts of 30 ~ 60 parts of material, 20 ~ 30 parts of white portland cement, 2 ~ 10 parts of coloring pigment and deionized water；
Compounding adhesive in the component A includes the raw material of following weight portion：2 ~ 4 parts of butadiene-styrene rubber, 2 ~ 4 parts of styrax, third 1 ~ 2 part of ketone, 1 ~ 2 part of pine tar, 0.2 ~ 0.8 part of phenolic resin, 0.2 ~ 0.8 part of Hydroxylated acrylic resin, 0.2 ~ 0.6 part of zinc powder, two 0.2 ~ 0.4 part of silica, 0.2 ~ 0.4 part of uric acid, 0.2 ~ 0.4 part of hydroxymethyl cellulose, 0.1 ~ 0.3 part of antioxidant, polyether-ether-ketone 0.1 ~ 0.3 part；
Auxiliary agent in the component A includes the raw material of following weight portion：1 ~ 2 part of dispersant, 1 ~ 2 part of wetting agent, defoamer 1 ~ 2 0.2 ~ 0.3 part of part, 0.2 ~ 0.4 part of preservative, 0.2 ~ 0.4 part of mould inhibitor, 0.2 ~ 0.3 part of coalescents and pH adjusting agent.
2. uvioresistant exterior coating according to claim 1, it is characterised in that the filler in the component A is by diatom Native powder and isolation-type functional stuffing compare 2 according to weight：3 compositions, the isolation-type functional stuffing includes the original of following weight portion Material：2 ~ 10 parts of hollow glass micropearl, 2 ~ 10 parts of graphite, 2 ~ 4 parts of black silicon carbide, 2 ~ 4 parts of fine-grained alumina, 2 ~ 4 parts of molybdenum bisuphide With 1 ~ 3 part of talcum.
3. uvioresistant exterior coating according to claim 1, it is characterised in that the ultraviolet radiation absorption in the component A Agent is any one in benzophenone class ultra-violet absorber, benzimidazole ultra-violet absorber and triazine-based ultraviolet absorbent, The nano-TiO2From rutile-type, particle diameter be 20~120nm, specific surface area be 30~70m2The nano-TiO of/g2, and use three Polyphosphate sodium surface modifier carries out surface modification treatment.
4. uvioresistant exterior coating according to claim 1, it is characterised in that the cullet iron praseodymium in the B component Magnetic oxide composite powder is by cullet and iron praseodymium magnetic oxide by weight 0.1 ~ 0.5：1 composition, the iron praseodymium magnetic Oxide includes by weight：20 ~ 30 parts of manganese oxide, 10 ~ 15 parts of zinc oxide, 2 ~ 10 parts of praseodymium oxide and 2 ~ 8 parts of calcium oxide, institute Waste glass powder is stated for soda-lime-silica glass, quartz glass, oxygen glass in osmanthus high, lead silicate glass, alumina silicate glass and borosilicic acid Any one in salt glass.
5. uvioresistant exterior coating according to claim 1, it is characterised in that the coloring pigment in the B component is One or more in titanium dioxide, carbon black, phthalocyanine blue and iron oxide red.
6. uvioresistant exterior coating according to claim 1, it is characterised in that the white silicate in the B component Cement is the white portland cement of 42.5R, and whiteness is not less than 80%.
7. the preparation method of uvioresistant exterior coating of the one kind according to any one of claim 1 ~ 6, it is characterised in that bag Include following steps：
（1）, component A preparation
First, each raw material in filler is weighed, mixed merga pass grinder is ground to particle minimum diameter for 40 ~ 50 μm, obtains The fine particle of mixing；
Secondly, each raw material in compounding adhesive is weighed, after mixing, 30 ~ 40min is kneaded under the conditions of 80 ~ 90 DEG C, after taking-up, Crush, cross 100 ~ 200 mesh sieves, obtain compounding adhesive；
Finally, EVA emulsions, nano-TiO are weighed2, ultra-violet absorber, auxiliary agent and deionized water, foregoing obtaining is added after mixing Fine particle and compounding adhesive, are put into reaction vessel, are heated to being stirred at 50~60 DEG C, and mixing time is 20 ~ 40min, obtains mixed emulsion for component A, standby；
（2）, B component preparation
First, styrene-acrylic emulsion, cullet iron praseodymium magnetic oxide composite powder weighed according to proportioning, white portland cement, Color pigment and deionized water；
Secondly, the foregoing raw material for weighing is put into mixer and is stirred, B component is obtained after being sufficiently mixed, it is standby；
（3）, prepare finished product
Component A and B component are obtained into the anti-purple according to 30 ~ 40% component A and the allotment of 60 ~ 70% B component coating ratio Outside line exterior coating.
8. the preparation method of uvioresistant exterior coating according to claim 7, it is characterised in that the step（2）In The stirring condition of mixer is：50 ~ 60min is stirred with 400 ~ 600r/min, it is 60~70 DEG C that whipping process controls temperature.
CN201710219820.3A 2017-04-06 2017-04-06 A kind of uvioresistant exterior coating and preparation method thereof Withdrawn CN106883689A (en)

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Publication number Priority date Publication date Assignee Title
CN108276873A (en) * 2018-02-05 2018-07-13 合肥峰腾节能科技有限公司 A kind of low thermal conductivity environmental protection coating material and preparation method thereof
CN108276840A (en) * 2018-02-06 2018-07-13 合肥广民建材有限公司 A kind of sun-proof Alfalfa Extract exterior coating and preparation method thereof
CN108250860A (en) * 2018-02-27 2018-07-06 合肥尚涵装饰工程有限公司 A kind of sun-proof exterior coating and preparation method thereof
CN108384360A (en) * 2018-03-01 2018-08-10 合肥梵腾环保科技有限公司 A kind of concrete exterior wall water-proof heat-insulating paint and preparation method thereof
CN109266136A (en) * 2018-08-06 2019-01-25 山西大学 A kind of ecru magnetism-absorbing coating and preparation method thereof
CN111171645A (en) * 2020-03-24 2020-05-19 张蓬 Heat-preserving and heat-insulating waterproof coating
CN112832392A (en) * 2021-01-05 2021-05-25 北京华林瑞思科技发展有限公司 Composite type isolation sand and preparation method thereof
CN112876992A (en) * 2021-01-22 2021-06-01 涂晶 Anti-aging coating for building exterior wall and preparation method thereof
CN112851173A (en) * 2021-02-05 2021-05-28 王清娜 Composite isolation protective sand and preparation method thereof

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