CN108864936A - A kind of external wall waterproof insulation coating and preparation method thereof - Google Patents
A kind of external wall waterproof insulation coating and preparation method thereof Download PDFInfo
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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
- 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
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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
- C09D5/08—Anti-corrosive paints
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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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Abstract
The invention discloses a kind of external wall waterproof insulation coating and preparation method thereof, are related to friendly coating technical field, the raw material including following parts by weight：60-70 parts of modified organic silicone resin, 13-18 parts of modified gypsum powder, 10-18 parts of propandiol butyl ether, 8-15 parts of dimethyl silicone polymer, 5-8 parts of dibutyl tin dilaurate, 3-7 parts of calcium carbonate, 10-15 parts of perbenzoic acid, 6-10 parts of rapeseed oil, 3-5 parts of sodium tripolyphosphate, 4-9 parts of sodium alginate；The preparation method of the waterproof insulation coating includes preparing modified organic resin, preparing modified gypsum powder, mixing, whipping step；The waterproof insulation coating has outstanding waterproof performance and insulation performance, and also assures the mechanical strength of the material and the absorption property between material.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of external wall waterproof insulation coating and preparation method thereof.
Background technique
With the fast development of construction industry, construction waterproofing engineering technology and its waterproof material are also continued to bring out, coating material
Using simplicity, significant effect, in the prior art mainly to use based on coating material, to achieve the purpose that waterproof and improve impervious
Saturating ability, but the most of ageing resistances of water-repellent paint in the prior art are poor and poor with the adhesive property of material surface,
And preparation process is complicated, is unsuitable for needs of constructing.
Notification number is CN103205204B Chinese invention patent, discloses a kind of High-strength rubber asphalt waterproof paint and its system
Preparation Method, raw material weight percentage are：Emulsified asphalt 55%-65%, modified latex 25%-35%, filler 5%-10%, will
Emulsified asphalt, modified latex, filler be added to a mixing bowl high speed stirring, stirring 20 minutes, static 1 hour after filtering to get
To above-mentioned rubber asphalt waterproof coating.The water-repellent paint that the invention is prepared have intensity is high, can scratch by hand, perfect fitting,
The outstanding features such as high-tension, seamless, from solving the problems, such as that existing aqueous rubber asphalt waterproofing paint intensity is insufficient at all.
But the invention uses latex and pitch as primary raw material, fusing point is low, at high temperature it is possible that the phenomenon that softening, leads
Coating is caused to be unable to normal use.
The Chinese invention patent application of Publication No. CN106243840A discloses a kind of Environmental-protecwaterproof waterproof paint and its system
Preparation Method, which includes component A super hydrophobic material and component B coating composition, by mass parts ratio, the super-hydrophobic material of component A
Material is by 15-25 parts of graphene, 2.5-6 parts of water-soluble cationic surfactant, 55-75 parts of sodium silicate solution, 10%NaOH10-
15 parts, 25-45 parts of silylating reagent and 8-15 parts of deionized water compositions carry out silicon to graphene surface by electrochemical layer area method
Alkanisation processing, obtains super hydrophobic material；Component B coating composition is by 20-30 parts of lignin, 20-30 parts of starch, diatom ooze 16-
18 parts, grey 10-12 parts of calcium, 11-15 parts of coarse whiting, 0.5-1 parts of defoaming agent, 0.8-1 parts of dispersing agent and 15-30 parts of deionized water preparations
It forms；The water-repellent paint is mixed to prepare by component A super hydrophobic material and component B coating composition.The invention is using shallow lake
The environmentally friendly biomass material such as powder, lignin, diatom ooze, the super hydrophobic material of addition compensate for diatom ooze, calcium powder again
It is easy the defect of moisture absorption, imparts the more uniform good waterproof performance of dope layer.But the invention is with starch, lignin and silicon
Algal gel is as primary raw material, and the intensity of these materials is low, and tensile resistance is poor, and the adhesive property of itself and material surface
Difference.
Summary of the invention
The object of the present invention is to provide a kind of external wall waterproof insulation coating and preparation method thereof, which is applied
Material has outstanding waterproof performance and insulation performance, and also assures the mechanical strength of the material and between material
Absorption property.
The present invention provides the following technical solutions：
A kind of external wall waterproof insulation coating, the raw material including following parts by weight：
60-70 parts of modified organic silicone resin, 13-18 parts of modified gypsum powder, 10-18 parts of propandiol butyl ether, poly dimethyl
8-15 parts of siloxanes, 5-8 parts of dibutyl tin dilaurate, 3-7 parts of calcium carbonate, 10-15 parts of perbenzoic acid, rapeseed oil 6-10
Part, 3-5 parts of sodium tripolyphosphate, 4-9 parts of sodium alginate.
Preferably, the raw material including following parts by weight：
65 parts of modified organic silicone resin, 15 parts of modified gypsum powder, 14 parts of propandiol butyl ether, dimethyl silicone polymer 11
Part, 6 parts of dibutyl tin dilaurate, 5 parts of calcium carbonate, 12 parts of perbenzoic acid, 8 parts of rapeseed oil, 4 parts of sodium tripolyphosphate, sea
6 parts of mosanom.
Preferably, the preparation method of the modified organic silicone resin includes the following steps：
(1) in parts by weight, 50-60 parts of toluene solution that mass fraction is 80-98%, cetyl trimethyl bromine are weighed
Change ammonium 30-40 parts, 35-40 parts of acrylic resin, 20-35 parts of zinc oxide that partial size is 180-230 mesh；
(2) organic siliconresin is dissolved in toluene solution, after mixing evenly, promotes temperature to 55-65 DEG C, hexadecane is added
Base trimethylammonium bromide after continuing stirring 10-20 minutes, while being added acrylic resin and zinc oxide thereto, stirs 20-30
Minute, modified organic silicone resin is obtained after being cooled to room temperature.
Preferably, the mixing speed in the step (2) is 480-520r/min.
Preferably, in the step (1) in parts by weight, the raw material of following parts by weight is weighed：Mass fraction is 80-98%
55 parts of toluene solution, 35 parts of cetyl trimethylammonium bromide, 37 parts of acrylic resin, partial size be 180-230 mesh oxidation
27 parts of zinc.
Preferably, the preparation method of the modified gypsum powder is：Gypsum ore is put into calcining furnace and calcines 30-40 points
Gypsum ore is put into grinding in grinder after cooling and obtains the gypsum powder that partial size is 150-200 mesh by clock, to gypsum powder
It is middle that polysilazane identical with its parts by weight is added, ultrasonic vibration 5-8 minutes, modified gypsum powder is obtained after filtration drying.
Preferably, the temperature of the calcining furnace is 600-850 DEG C, and the milling time of the grinding is 40-45 minutes.
Preferably, the drying means is that filtered material is put into thermostatic drying chamber, controlled at 65-90
DEG C, it is 4-6 hours dry.
A kind of preparation method of external wall waterproof insulation coating, includes the following steps：
(1) dibutyl tin dilaurate and calcium carbonate are added in modified organic silicone resin, promoting temperature is 45-50 DEG C,
Control mixing speed is 120-160r/min, and mixing time is to obtain material A in 30-45 minutes；
(2) sodium tripolyphosphate, sodium alginate and propandiol butyl ether are uniformly mixed, while are added to step together with rapeseed oil
Suddenly in the material A in (1), promoting temperature is 55-60 DEG C, and control mixing speed is 200-260r/min, is obtained within stirring 18-25 minutes
To material B；
(3) after mixing by modified gypsum powder and dimethyl silicone polymer, it while with perbenzoic acid is added to
In material B in step (2), controlled at 35-45 DEG C, mixing speed 300-450r/min, mixing time is 8-12 points
Clock obtains external wall waterproof insulation coating after being cooled to room temperature.
Preferably, controlled at 40 DEG C in the step (3), mixing speed is 370 DEG C, and mixing time is 10 minutes.
Beneficial effects of the present invention are, which has outstanding waterproof performance and insulation performance, but also
It ensure that the mechanical strength of the material and the absorption property between material；It is specific as follows：
(1) present invention using modified organic silicone resin as primary raw material, organic siliconresin be have it is highly cross-linked netted
The polysiloxane of structure has both the double grading of organic resin and inorganic material, has unique physical and chemical performance；Tool
There is extraordinary waterproof performance, and all there is extraordinary absorption between the substances such as modified organic silicone resin and timber, stone material
Performance makes coating not fall off easily from material surface, improves the service life of coating, in addition containing about in organic siliconresin
80% silica, makes it have extraordinary thermal stability and waterproof insulation performance, the present invention to organic siliconresin into
Row be modified, can further promote its excellent in performance, in addition it can solve organic siliconresin hardness deficiency disadvantage.
(2) present invention is added to perbenzoic acid, the solidification of organic siliconresin can be promoted to be crosslinked, on organic siliconresin
Hydroxyl on silicon atom carries out shrink polymerization crosslinking into reticular structure, while utilizing the vinyl connected on silicon atom, condensation
Solidification crosslinking.
(3) dibutyl tin dilaurate and calcium carbonate be also added in the present invention, it is organic with modification under heating conditions
Silicone resin is reacted, it is possible to reduce the time of the film-forming of modified organic silicone resin also added propandiol butyl ether conduct
Coalescing agent can promote the curing time of coating.
(4) present invention also added zinc oxide, can prevent corrosion of the ultraviolet light to coating, and then improve the resistance to old of coating
Change performance, promotes its service life, and zinc oxide is filled into resin, the micropore inside resin can also be blocked, promote it
Waterproof performance.
Specific embodiment
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to
In limiting the scope of the invention.
Embodiment 1
The present embodiment is related to a kind of external wall waterproof insulation coating, the raw material including following parts by weight：
60 parts of modified organic silicone resin, 13 parts of modified gypsum powder, 10 parts of propandiol butyl ether, 8 parts of dimethyl silicone polymer,
5 parts of dibutyl tin dilaurate, 3 parts of calcium carbonate, 10 parts of perbenzoic acid, 6 parts of rapeseed oil, 3 parts of sodium tripolyphosphate, alginic acid
4 parts of sodium.
Wherein, the preparation method of the modified organic silicone resin includes the following steps：
(1) in parts by weight, 50 parts of toluene solution that mass fraction is 80%, cetyl trimethylammonium bromide 30 are weighed
Part, 35 parts of acrylic resin, 20 parts of zinc oxide that partial size is 180 mesh；
(2) organic siliconresin is dissolved in toluene solution, after mixing evenly, promotes temperature to 55 DEG C, cetyl is added
Trimethylammonium bromide continues stirring after ten minutes, while acrylic resin and zinc oxide being added thereto, stirs 20 minutes, cold
But to obtaining modified organic silicone resin after room temperature.
Wherein, the mixing speed in step (2) is 480r/min.
Wherein, the preparation method of the modified gypsum powder is：Gypsum ore is put into calcining furnace and is calcined 30 minutes, it is cold
But gypsum ore is put into grinder grinding afterwards and obtains the gypsum powder that partial size is 150 mesh, being added into gypsum powder and
Its parts by weight identical polysilazane ultrasonic vibration 5 minutes, obtains modified gypsum powder after filtration drying.
Wherein, the temperature of calcining furnace is 600 DEG C, and the milling time of the grinding is 40 minutes.
Wherein, drying means is that filtered material is put into thermostatic drying chamber, and controlled at 65 DEG C, dry 4 is small
When.
The present embodiment further relates to a kind of preparation method of external wall waterproof insulation coating, includes the following steps：
(1) dibutyl tin dilaurate and calcium carbonate are added in modified organic silicone resin, promoting temperature is 45 DEG C, control
Mixing speed is 120r/min, and mixing time is to obtain material A in 30 minutes；
(2) sodium tripolyphosphate, sodium alginate and propandiol butyl ether are uniformly mixed, while are added to step together with rapeseed oil
Suddenly in the material A in (1), promoting temperature is 55 DEG C, and control mixing speed is 200r/min, and stirring obtains material B in 18 minutes；
(3) after mixing by modified gypsum powder and dimethyl silicone polymer, it while with perbenzoic acid is added to
In material B in step (2), controlled at 35 DEG C, mixing speed 300r/min, mixing time is 8 minutes, is cooled to room
External wall waterproof insulation coating is obtained after temperature.
Embodiment 2
The present embodiment is related to a kind of external wall waterproof insulation coating, the raw material including following parts by weight：
70 parts of modified organic silicone resin, 18 parts of modified gypsum powder, 18 parts of propandiol butyl ether, dimethyl silicone polymer 15
Part, 8 parts of dibutyl tin dilaurate, 7 parts of calcium carbonate, 15 parts of perbenzoic acid, 10 parts of rapeseed oil, 5 parts of sodium tripolyphosphate, sea
9 parts of mosanom.
Wherein, the preparation method of modified organic silicone resin includes the following steps：
(1) in parts by weight, 60 parts of toluene solution that mass fraction is 98%, cetyl trimethylammonium bromide 40 are weighed
Part, 40 parts of acrylic resin, 35 parts of zinc oxide that partial size is 230 mesh；
(2) organic siliconresin is dissolved in toluene solution, after mixing evenly, promotes temperature to 65 DEG C, cetyl is added
Trimethylammonium bromide continues stirring after twenty minutes, while acrylic resin and zinc oxide being added thereto, stirs 30 minutes, cold
But to obtaining modified organic silicone resin after room temperature.
Wherein, the mixing speed in step (2) is 520r/min.
Wherein, the preparation method of the modified gypsum powder is：Gypsum ore is put into calcining furnace and is calcined 40 minutes, it is cold
But gypsum ore is put into grinder grinding afterwards and obtains the gypsum powder that partial size is 200 mesh, being added into gypsum powder and
Its parts by weight identical polysilazane ultrasonic vibration 8 minutes, obtains modified gypsum powder after filtration drying.
Wherein, the temperature of calcining furnace is 850 DEG C, and the milling time of the grinding is 45 minutes.
Wherein, drying means is that filtered material is put into thermostatic drying chamber, and controlled at 90 DEG C, dry 6 is small
When.
The present embodiment further relates to a kind of preparation method of external wall waterproof insulation coating, includes the following steps：
(1) dibutyl tin dilaurate and calcium carbonate are added in modified organic silicone resin, promoting temperature is 50 DEG C, control
Mixing speed is 160r/min, and mixing time is to obtain material A in 45 minutes；
(2) sodium tripolyphosphate, sodium alginate and propandiol butyl ether are uniformly mixed, while are added to step together with rapeseed oil
Suddenly in the material A in (1), promoting temperature is 60 DEG C, and control mixing speed is 260r/min, and stirring obtains material B in 25 minutes；
(3) after mixing by modified gypsum powder and dimethyl silicone polymer, it while with perbenzoic acid is added to
In material B in step (2), controlled at 45 DEG C, mixing speed 450r/min, mixing time is 12 minutes, is cooled to
External wall waterproof insulation coating is obtained after room temperature.
Embodiment 3
The present embodiment is related to a kind of external wall waterproof insulation coating, the raw material including following parts by weight：
60 parts of modified organic silicone resin, 18 parts of modified gypsum powder, 10 parts of propandiol butyl ether, dimethyl silicone polymer 15
Part, 5 parts of dibutyl tin dilaurate, 7 parts of calcium carbonate, 10 parts of perbenzoic acid, 10 parts of rapeseed oil, 3 parts of sodium tripolyphosphate, sea
9 parts of mosanom.
Wherein, the preparation method of modified organic silicone resin includes the following steps：
(1) in parts by weight, 60 parts of toluene solution that mass fraction is 80%, cetyl trimethylammonium bromide 30 are weighed
Part, 40 parts of acrylic resin, 35 parts of zinc oxide that partial size is 180 mesh；
(2) organic siliconresin is dissolved in toluene solution, after mixing evenly, promotes temperature to 55 DEG C, cetyl is added
Trimethylammonium bromide continues stirring after twenty minutes, while acrylic resin and zinc oxide being added thereto, stirs 20 minutes, cold
But to obtaining modified organic silicone resin after room temperature.
Wherein, the mixing speed in step (2) is 520r/min.
Wherein, the preparation method of modified gypsum powder is：Gypsum ore is put into calcining furnace and is calcined 30 minutes, after cooling
Gypsum ore is put into grinding in grinder and obtains the gypsum powder that partial size is 200 mesh, it is heavy with its being added into gypsum powder
The identical polysilazane of part is measured, ultrasonic vibration 5 minutes, modified gypsum powder is obtained after filtration drying.
Wherein, the temperature of calcining furnace is 700 DEG C, and the milling time of the grinding is 45 minutes.
Wherein, drying means is that filtered material is put into thermostatic drying chamber, and controlled at 65 DEG C, dry 6 is small
When.
The present embodiment further relates to a kind of preparation method of external wall waterproof insulation coating, includes the following steps：
(1) dibutyl tin dilaurate and calcium carbonate are added in modified organic silicone resin, promoting temperature is 48 DEG C, control
Mixing speed is 120r/min, and mixing time is to obtain material A in 45 minutes；
(2) sodium tripolyphosphate, sodium alginate and propandiol butyl ether are uniformly mixed, while are added to step together with rapeseed oil
Suddenly in the material A in (1), promoting temperature is 55 DEG C, and control mixing speed is 260r/min, and stirring obtains material B in 18 minutes；
(3) after mixing by modified gypsum powder and dimethyl silicone polymer, it while with perbenzoic acid is added to
In material B in step (2), controlled at 35 DEG C, mixing speed 450r/min, mixing time is 12 minutes, is cooled to
External wall waterproof insulation coating is obtained after room temperature.
Embodiment 4
The present embodiment is related to a kind of external wall waterproof insulation coating, the raw material including following parts by weight：
65 parts of modified organic silicone resin, 15 parts of modified gypsum powder, 16 parts of propandiol butyl ether, dimethyl silicone polymer 11
Part, 6 parts of dibutyl tin dilaurate, 5 parts of calcium carbonate, 13 parts of perbenzoic acid, 6 parts of rapeseed oil, 4 parts of sodium tripolyphosphate, sea
5 parts of mosanom.
Wherein, the preparation method of the modified organic silicone resin includes the following steps：
(1) in parts by weight, 55 parts of toluene solution that mass fraction is 9%, cetyl trimethylammonium bromide 35 are weighed
Part, 37 parts of acrylic resin, 27 parts of zinc oxide that partial size is 200 mesh；
(2) organic siliconresin is dissolved in toluene solution, after mixing evenly, promotes temperature to 58 DEG C, cetyl is added
Trimethylammonium bromide continues stirring after ten minutes, while acrylic resin and zinc oxide being added thereto, stirs 30 minutes, cold
But to obtaining modified organic silicone resin after room temperature.
Wherein, the mixing speed in step (2) is 480r/min.
Wherein, the preparation method of the modified gypsum powder is：Gypsum ore is put into calcining furnace and is calcined 35 minutes, it is cold
But gypsum ore is put into grinder grinding afterwards and obtains the gypsum powder that partial size is 200 mesh, being added into gypsum powder and
Its parts by weight identical polysilazane ultrasonic vibration 7 minutes, obtains modified gypsum powder after filtration drying.
Wherein, the temperature of calcining furnace is 700 DEG C, and the milling time of the grinding is 42 minutes.
Wherein, drying means is that filtered material is put into thermostatic drying chamber, and controlled at 82 DEG C, dry 4 is small
When.
The present embodiment further relates to a kind of preparation method of external wall waterproof insulation coating, includes the following steps：
(1) dibutyl tin dilaurate and calcium carbonate are added in modified organic silicone resin, promoting temperature is 48 DEG C, control
Mixing speed is 140r/min, and mixing time is to obtain material A in 36 minutes；
(2) sodium tripolyphosphate, sodium alginate and propandiol butyl ether are uniformly mixed, while are added to step together with rapeseed oil
Suddenly in the material A in (1), promoting temperature is 57 DEG C, and control mixing speed is 240r/min, and stirring obtains material B in 18 minutes；
(3) after mixing by modified gypsum powder and dimethyl silicone polymer, it while with perbenzoic acid is added to
In material B in step (2), controlled at 40 DEG C, mixing speed 370r/min, mixing time is 10 minutes, is cooled to
External wall waterproof insulation coating is obtained after room temperature.
Embodiment 5
The present embodiment is related to a kind of external wall waterproof insulation coating, the raw material including following parts by weight：
65 parts of modified organic silicone resin, 15 parts of modified gypsum powder, 14 parts of propandiol butyl ether, dimethyl silicone polymer 11
Part, 6 parts of dibutyl tin dilaurate, 5 parts of calcium carbonate, 12 parts of perbenzoic acid, 8 parts of rapeseed oil, 4 parts of sodium tripolyphosphate, sea
6 parts of mosanom.
Wherein, the preparation method of the modified organic silicone resin includes the following steps：
(1) in parts by weight, 55 parts of toluene solution that mass fraction is 89%, cetyl trimethylammonium bromide 35 are weighed
Part, 37 parts of acrylic resin, 27 parts of zinc oxide that partial size is 205 mesh；
(2) organic siliconresin is dissolved in toluene solution, after mixing evenly, promotes temperature to 60 DEG C, cetyl is added
Trimethylammonium bromide after continuing stirring 15 minutes, while being added acrylic resin and zinc oxide thereto, stirs 25 minutes, cold
But to obtaining modified organic silicone resin after room temperature.
Wherein, the mixing speed in step (2) is 500r/min.
Wherein, the preparation method of the modified gypsum powder is：Gypsum ore is put into calcining furnace and is calcined 35 minutes, it is cold
But gypsum ore is put into grinder grinding afterwards and obtains the gypsum powder that partial size is 175 mesh, being added into gypsum powder and
Its parts by weight identical polysilazane ultrasonic vibration 6.5 minutes, obtains modified gypsum powder after filtration drying.
Wherein, the temperature of calcining furnace is 725 DEG C, and the milling time of the grinding is 42.5 minutes.
Wherein, drying means is that filtered material is put into thermostatic drying chamber, controlled at 77.5 DEG C, dry 5
Hour.
The present embodiment further relates to a kind of preparation method of external wall waterproof insulation coating, includes the following steps：
(1) dibutyl tin dilaurate and calcium carbonate are added in modified organic silicone resin, promoting temperature is 47.5 DEG C, control
Mixing speed processed is 140r/min, and mixing time is to obtain material A in 37.5 minutes；
(2) sodium tripolyphosphate, sodium alginate and propandiol butyl ether are uniformly mixed, while are added to step together with rapeseed oil
Suddenly in the material A in (1), promoting temperature is 57.5 DEG C, and control mixing speed is 230r/min, and stirring obtains material in 21.5 minutes
B；
(3) after mixing by modified gypsum powder and dimethyl silicone polymer, it while with perbenzoic acid is added to
In material B in step (2), controlled at 40 DEG C, mixing speed 370r/min, mixing time is 10 minutes, is cooled to
External wall waterproof insulation coating is obtained after room temperature.
Comparative example 1
Use water-repellent paint made from Chinese invention patent (notification number CN103205204B).
Comparative example 2
In addition to no sodium tripolyphosphate, other raw materials, content and step are consistent with embodiment.
Comparative example 3
Modified organic silicone resin is replaced using common organic siliconresin, other raw materials, content are consistent with step and embodiment.
Comparative example 4
In addition to no modified gypsum powder, other raw materials, content and step are consistent with embodiment.
Comparative example 5
Waterproof insulation material made from the prior art.
Detection is sampled to the embodiment 1-5 and comparative example 1-5 water-repellent paint prepared according to JC/T864-2008；It is tied
Shown in fruit table 1：
Table 1
As can be seen from the table, it acts synergistically, reaches desired by the present invention jointly between each step each component in the present invention
Effect, the degradation of waterproof insulation coating obtained can be made by lacking or changing raw material, in conjunction with comparative example 2, comparative example 3
With comparative example 4, it can be seen that sodium tripolyphosphate, modified organic silicone resin and lacking for modified gypsum powder can make preparation of the present invention
The mechanical performance and water permeability of waterproof insulation coating out are substantially weakened, but also can seriously affect the toughness of material.
The waterproof insulation coating prepared using preparation method of the invention has conventionally all obtained very big
Improvement, tensile strength has been up to 4.2Mpa, improved 121.05% compared with the existing technology, elongation at break is up to
To 480,54.83% is improved compared with the existing technology；And waterproof insulation coating prepared by the present invention is in 0.3Mpa, and 45 points
Clock is still waterproof, has extraordinary waterproof performance.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (10)
1. a kind of external wall waterproof insulation coating, which is characterized in that the raw material including following parts by weight：
60-70 parts of modified organic silicone resin, 13-18 parts of modified gypsum powder, 10-18 parts of propandiol butyl ether, polydimethylsiloxanes
8-15 parts of alkane, 5-8 parts of dibutyl tin dilaurate, 3-7 parts of calcium carbonate, 10-15 parts of perbenzoic acid, 6-10 parts of rapeseed oil,
3-5 parts of sodium tripolyphosphate, 4-9 parts of sodium alginate.
2. external wall waterproof insulation coating according to claim 1, which is characterized in that the original including following parts by weight
Material：
65 parts of modified organic silicone resin, 15 parts of modified gypsum powder, 14 parts of propandiol butyl ether, 11 parts of dimethyl silicone polymer, two
6 parts of butyl tin dilaurate tin, 5 parts of calcium carbonate, 12 parts of perbenzoic acid, 8 parts of rapeseed oil, 4 parts of sodium tripolyphosphate, sodium alginate
6 parts.
3. external wall waterproof insulation coating according to claim 1, which is characterized in that the modified organic silicone resin
Preparation method includes the following steps：
(1) in parts by weight, 50-60 parts of toluene solution that mass fraction is 80-98%, cetyl trimethylammonium bromide are weighed
30-40 parts, 35-40 parts of acrylic resin, 20-35 parts of zinc oxide that partial size is 180-230 mesh；
(2) organic siliconresin is dissolved in toluene solution, after mixing evenly, promotes temperature to 55-65 DEG C, cetyl three is added
After continuing stirring 10-20 minutes, while acrylic resin and zinc oxide is added in methyl bromide ammonium thereto, and 20-30 points of stirring
Clock obtains modified organic silicone resin after being cooled to room temperature.
4. external wall waterproof insulation coating according to claim 3, which is characterized in that the stirring in the step (2)
Speed is 480-520r/min.
5. external wall waterproof insulation coating according to claim 3, which is characterized in that with weight in the step (1)
Part meter, weighs the raw material of following parts by weight：Mass fraction is 55 parts of toluene solution of 80-98%, cetyl trimethyl bromination
35 parts of ammonium, 37 parts of acrylic resin, 27 parts of zinc oxide that partial size is 180-230 mesh.
6. external wall waterproof insulation coating according to claim 1, which is characterized in that the system of the modified gypsum powder
Preparation Method is：Gypsum ore is put into calcining furnace and is calcined 30-40 minutes, gypsum ore is put into grinder after cooling and is ground
The gypsum powder that partial size is 150-200 mesh is obtained, polysilazane identical with its parts by weight, ultrasound are being added into gypsum powder
Concussion 5-8 minutes, obtains modified gypsum powder after filtration drying.
7. external wall waterproof insulation coating according to claim 6, which is characterized in that the temperature of the calcining furnace is
600-850 DEG C, the milling time of the grinding is 40-45 minutes.
8. external wall waterproof insulation coating according to claim 6, which is characterized in that the drying means is that will filter
Material afterwards is put into thermostatic drying chamber, 4-6 hours dry controlled at 65-90 DEG C.
9. the preparation method of external wall waterproof insulation coating, feature described in a kind of any one of claim 1 to 8 exist
In including the following steps：
(1) dibutyl tin dilaurate and calcium carbonate are added in modified organic silicone resin, promoting temperature is 45-50 DEG C, control
Mixing speed is 120-160r/min, and mixing time is to obtain material A in 30-45 minutes；
(2) sodium tripolyphosphate, sodium alginate and propandiol butyl ether are uniformly mixed, while are added to step together with rapeseed oil
(1) in the material A in, promoting temperature is 55-60 DEG C, and control mixing speed is 200-260r/min, and stirring obtains for 18-25 minutes
Material B；
(3) after mixing by modified gypsum powder and dimethyl silicone polymer, while with perbenzoic acid it is added to step
(2) in the material B in, controlled at 35-45 DEG C, mixing speed 300-450r/min, mixing time is 8-12 minutes, cold
But to obtaining external wall waterproof insulation coating after room temperature.
10. the preparation method of external wall water-repellent paint according to claim 9, which is characterized in that in the step (3)
Controlled at 40 DEG C, mixing speed is 370 DEG C, and mixing time is 10 minutes.
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| CN201810831295.5A CN108864936A (en) | 2018-07-26 | 2018-07-26 | A kind of external wall waterproof insulation coating and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115449291A (en) * | 2021-06-09 | 2022-12-09 | 荣耀终端有限公司 | Waterproof insulating coating and application thereof |
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| CN103756476A (en) * | 2013-12-27 | 2014-04-30 | 安徽省美域节能环保技术应用有限公司 | Exterior wall insulating coating |
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| CN106316283A (en) * | 2016-08-18 | 2017-01-11 | 苏州大乘环保建材有限公司 | High-compatibility repair mortar and preparation method and use method thereof |
| CN106752759A (en) * | 2016-11-22 | 2017-05-31 | 天长市金陵电子有限责任公司 | A kind of electrostatic spraying special low temperature cured powder paint and preparation method thereof |
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| CN103756476A (en) * | 2013-12-27 | 2014-04-30 | 安徽省美域节能环保技术应用有限公司 | Exterior wall insulating coating |
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Application publication date: 20181123 |