CN105254234B - A kind of double-component aqueous Nano waterproof paint and preparation method thereof - Google Patents

A kind of double-component aqueous Nano waterproof paint and preparation method thereof Download PDF

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CN105254234B
CN105254234B CN201510752292.9A CN201510752292A CN105254234B CN 105254234 B CN105254234 B CN 105254234B CN 201510752292 A CN201510752292 A CN 201510752292A CN 105254234 B CN105254234 B CN 105254234B
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cement
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CN105254234A (en
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张志宏
徐新祥
胡基如
王红梅
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SHENZHEN GRANDLAND ENVIRONMENT PROTECTION PAINT CO Ltd
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SHENZHEN GRANDLAND ENVIRONMENT PROTECTION PAINT CO Ltd
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Abstract

The present invention discloses a kind of double-component aqueous Nano waterproof paint and preparation method thereof, is mixed by each component matched in parts by weight as follows, component A：35~37 parts of nanometer butadiene-styrene-vinyl latex, 37~39 parts of nano water-proof emulsion, 22.9~26.7 parts of deionized water, 0.5~0.7 part of nanometer silicon additive, 0.2~0.4 part of defoamer, 0.2~0.4 part of preservative；B component：54~56 parts of cement, 26~30 parts of dicalcium powder, 16~18 parts of silica flour；By weight component A during use：B component=1:1.0~1.2 are mixed evenly.Make that the double-component aqueous Nano waterproof paint of the present invention had both taken into account excellent water resistance while and can reduces shrinkage stress in waterproof coating drying process, be effectively improved or prevent the easy hollowing of patch block on waterproof layer comes off the problem of.Construction method is consistent with the construction method of general polymer cement waterproof paint, and product is environment-protecting and non-poisonous.

Description

A kind of double-component aqueous Nano waterproof paint and preparation method thereof
Technical field
The present invention relates to building coating technical field, refers in particular to a kind of for Indoor environment metope, the two-component water on ground Property Nano waterproof paint and preparation method thereof.
Background technology
China's major part Indoor environment metope, the waterproofing work on ground are prevented using the type polymer cements of JS- I/II at present Water paint, it is flexible material after coating film forming, firmness is relatively low in wall basic unit, and ceramic tile sky easily occurs in follow-up tile paste Drum, the phenomenon to come off.In order to improve this phenomenon, it is generally the case that used a kind of K11 rigid waterproofings slurry or JS- III type Polymer cement waterproof paint, although ceramic tile hollowing can be improved and the disadvantage that comes off, significantly reduce waterproof layer Water resistance, lose the most basic water resistance that waterproof layer must have.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of water resistance is excellent, construction is simple, porcelain is pasted on waterproof layer Brick is not easy to form double-component aqueous Nano waterproof paint that hollowing comes off and preparation method thereof.
In order to solve the problems, such as techniques discussed above, the present invention uses following technical scheme：
A kind of double-component aqueous Nano waterproof paint, is mixed by each component matched in parts by weight as follows：
Component A：
35~37 parts of nanometer butadiene-styrene-vinyl latex
37~39 parts of nano water-proof emulsion
22.9~26.7 parts of deionized water
0.5~0.7 part of silicon additive of nanometer
0.2~0.4 part of defoamer, 0.2~0.4 part of preservative；
B component：
54~56 parts of cement
26~30 parts of dicalcium powder
16~18 parts of silica flour；
The nanometer butadiene-styrene-vinyl latex average grain diameter<100nm, solid content >=48%；
The nano water-proof emulsion average grain diameter<80nm, solid content 56 ± 1%；
The nanometer silicon additive active matter content 55%；
The defoamer non-volatile content ＞ 95%；
The aseptic active thing content ＞ 2.5%；
The nanometer butadiene-styrene-vinyl latex is made with butadiene and styrene monomer through microemulsified copolymerization technique；
The nano water-proof emulsion by phenylethylene ethylene/propenoic acid ester and functional monomer through microemulsified copolymerization technique to be made Into；
The nanometer silicon additive is a kind of water-based, solvent-free silicone-modified nano-organosilicon emulsion；
The defoamer is the mixture of a kind of hydrophobic solid in polyethylene glycol and brokenly bubble polysiloxanes；
The preservative is CMIT, MIT composition Mixture.
The cement is 425# Portland cements, and main composition is tricalcium silicate, dicalcium silicate, tricalcium aluminate, iron The calcium of aluminic acid four；
Calcium carbonate content ＞ 96% in the dicalcium powder, mesh number are 325 mesh；
Dioxide-containing silica ＞ 90% in the silica flour, mesh number are 200 mesh.
The nanometer butadiene-styrene-vinyl latex is the model BS-450 of Guangzhou Kai Ju Chemical Co., Ltd.s product；
The nano water-proof emulsion is the model YS-8202 of Guangdong Yinyang Resin Co., Ltd product；
The nanometer silicon additive is the model BS1306 of the Wa Ke companies of Xin Zhunneng Science and Technology Ltd.s of Shenzhen agency Product.
The cement be commercially available China Resources cement Pty Ltd " China Resources-profit is rich " board, model P.O425 product；
The dicalcium powder is the model GF-325 of Jiaoling County Guang Fa building materials Co., Ltd product；
The silica flour is 200 mesh products of Guangdong Dongyuan County Jie Rong quartz sands factory.
By weight component A during use：B component=1:1.0~1.2 are mixed evenly.
Component A：
36 parts of nanometer butadiene-styrene-vinyl latex
38 parts of nano water-proof emulsion
24.8 parts of deionized water
0.6 part of silicon additive of nanometer
0.3 part of defoamer
0.3 part of preservative.
B component
55 parts of cement
28 parts of dicalcium powder
17 parts of silica flour.
By weight component A during use：B component=1:1.1 it is mixed evenly.
A kind of double-component aqueous Nano waterproof paint, by weight, component A is made each raw material by following steps：
Step 1: add nanometer butadiene-styrene-vinyl latex, nano water-proof emulsion, deionized water in cylinder is produced, 500~700 turns/ 5~15min is stirred under min rotating speed, it is extremely well mixed；
Step 2: under 500~700 turns/min rotating speed, a nanometer silicon additive, defoamer are sequentially added, adds preservative, 5~10min is stirred to uniform；
Step 3: filter and package to obtain component A finished product through 100 mesh filter screens；
By weight, B component is made each raw material by following steps：
Step 1: sequentially add cement, dicalcium powder, silica flour into production tank；
Step 2: opening stirring, under stirring at low speed, 25~30min is stirred, it is extremely well mixed；
Step 3: pack to obtain B component finished product.
Component A includes 36 parts of nanometer butadiene-styrene-vinyl latex, 38 parts of nano water-proof emulsion, deionized water 24.8 part, nanometer silicon additive 0.6 part, 0.3 part of defoamer, 0.3 part of preservative；
B component includes 55 parts of cement, 28 parts of dicalcium powder, 17 parts of silica flour.
A kind of application method for the double-component aqueous Nano waterproof paint stated, will be by weight component A before construction：B groups Part=1:1.0~1.2 are mixed evenly, and are constructed after standing 10 minutes by the way of brushing or roller coat, by 30 minutes Spontaneously dry the time, you can surface drying, which is formed, has high performance waterproof coating.
Parts by weight be 35~37 parts of nanometer butadiene-styrene-vinyl latexes can significantly improve waterproof coating performance it is (such as water resistance, anti- Compressive Strength, flexural strength etc.), overcome that drying shrinkage is big, be easily cracked, the painting of resistance to acid and other chemicals difference etc. Film disadvantage, make waterproof coating that there is higher conjunctiva intensity and cohesive force, good fluidity, loading are big, film forming is good；Parts by weight The compounding of 37~39 parts of nano water-proof emulsions, permeability of the water-repellent paint to base material is improved, effectively improves waterproof coating and base Face and the cohesive force of the follow-up cement mortar interlayer for pasting ceramic tile, reduce the risk of tile paste hollowing；Extra increase parts by weight Number is 0.5~0.7 part of nanometer silicon additive, increases the contact angle of water and waterproof layer, waterproof coating is had remarkable hydrophobic effect Fruit, excellent penetration depth, stronger alkali resistance and ventilating, assign the more preferable water resistance of coating.Defoamer adds Enter, can eliminate production, packaging, transport and work progress in caused various bubbles；Preservative is used for killing production process Various bacteriums that middle all material may carry or bacterial spore and to keep product to occur without putrid and deteriorated, improve water-repellent paint Shelf-life.
Compared with prior art, the present invention largely selects nano material in component A, and each original is drawn by creative experiments Expect rational proportion, the characteristic to be increased sharply using its smaller surface area of nano material particle diameter, surface energy, promote nanometer to prevent Water paint is bonded stabilization with other foreign atoms in concrete base layer, and each raw material is in certain ratio range, water-repellent paint Strong to the penetration of base material, the interpenetrating networks that are formed in film forming procedure with base material are fine and close, completion of cure, the attachment pole to base material The performances such as the intensity of big improvement water-repellent paint, fracture toughness, strain rate, adhesive force, chemicals patience.In B component, increase The compounding of calcium powder, silica flour and cement is aggravated, the addition of dicalcium powder and silica flour, improves micro- boundary between hydrolysis product of cement The compactness of face structure, the tensile strength and elongation at break of waterproof coating are enhanced, improve the application performance of waterproof coating, Waterproof coating shrinkage stress in drying process is reduced, overcomes to shrink in single use cementitious coating drying process and easily makes greatly Into the disadvantage of patch block hollowing.Meanwhile the present invention passes through lot of experiment validation, in the range of suitable each raw material proportioning, can make to prevent The application performance of water paint is greatly improved, and has excellent permeance property, filling filming performance and water resistance, simultaneously With high conjunctiva intensity, extremely strong cohesive force and low drying shrinkage, it can largely strengthen waterproof coating interface and glue Tie performance, in the case where wall facade basic unit's firmness and tile paste construction level are relatively low, can effectively improve waterproof coating with The cohesive force of basal plane and the follow-up cement mortar interlayer for pasting ceramic tile, reduces the risk for even avoiding tile paste hollowing.
Meanwhile double-component aqueous Nano waterproof paint made from the inventive method, construction method and general polymer cement The construction method of water-repellent paint is consistent, and product is environment-protecting and non-poisonous.
Embodiment
Each raw material of the present invention uses existing product, a kind of double-component aqueous Nano waterproof paint, by component A, component B Composition, wherein：
Component A is made by following parts by weight proportioning：
35~37 parts of nanometer butadiene-styrene-vinyl latex, 37~39 parts of nano water-proof emulsion, 22.9~26.7 parts of deionized water, nano-silicon 0.5~0.7 part of auxiliary agent, 0.2~0.4 part of defoamer, 0.2~0.4 part of preservative；
B component：
54~56 parts of cement, 26~30 parts of dicalcium powder, 16~18 parts of silica flour；
By weight component A during use：B component=1:1.0~1.2 are mixed evenly
In order to ensure the film forming thickness of water-repellent paint and surface levelability and adjust the solidification crosslinking time of water-repellent paint, Preferably, nanometer butadiene-styrene-vinyl latex be one kind with butadiene and styrene monomer through nanoscale polymerized obtained by microemulsified copolymerization technique Thing latex, particle diameter<100nm, solid content >=48%；The nano water-proof emulsion is one kind by phenylethylene ethylene/propenoic acid ester and function Property monomer manufactured nano grade polymer emulsion, mean particle diameter through microemulsified copolymerization technique<80nm；The nano-silicon helps Agent is a kind of water-based, solvent-free silicone-modified nano-organosilicon emulsion, active matter content 55%；The defoamer is one Hydrophobic solid of the kind in polyethylene glycol and brokenly bubble polysiloxane mixture, non-volatile content ＞ 95%；The preservative is that 5- is chloro- The mixture of MIT, MIT composition, active matter content ＞ 2.5%； The cement is 425# Portland cements, and essential mineral composition is tricalcium silicate, dicalcium silicate, tricalcium aluminate, iron aluminic acid Four calcium；The dicalcium powder main component is calcium carbonate (CaCO3), calcium carbonate content ＞ 96%, mesh number is 325 mesh；The quartz Powder main component silica (SiO2), dioxide-containing silica ＞ 90%, mesh number is 200 mesh.
Especially, heretofore described nanometer butadiene-styrene-vinyl latex is the model BS-450 of Guangzhou Kai Ju Chemical Co., Ltd.s (BS450) product；The nano water-proof emulsion is the model YS-8202 of Guangdong Yinyang Resin Co., Ltd product；Institute State product of nanometer silicon additive for the model BS1306 of the Wa Ke companies of Xin Zhunneng Science and Technology Ltd.s of Shenzhen agency；It is described Defoamer is the model BYK-024 of Bi Ke chemical companies product；The preservative is the model of Huffman chemical company CP19 product.The cement be commercially available China Resources cement Pty Ltd " China Resources-profit is rich " board, model P.O425 production Product；The dicalcium powder is the model GF-325 of Jiaoling County Guang Fa building materials Co., Ltd product；The silica flour is Guang Dongdong 200 mesh products of source county Jie Rong quartz sands factory.
The dosage of the component of embodiment 1-3 and comparative example 1, weight and each component is as shown in Table 1；A groups in comparative example 2 Part uses conventional acrylic water-proof emulsion, and B component is only with China Resources cement Pty Ltd " China Resources-profit is rich " model P.O425 cement；Embodiment 1-3 and comparative example 1, the test result of comparative example 2 are as shown in Table 2.
Table one
Embodiment 1
Component A：
First, the model BS-450 of Guangzhou Kai Ju Chemical Co., Ltd.s nanometer butadiene-styrene-vinyl latex is added in cylinder is produced 35kg, Guangdong Yinyang Resin Co., Ltd model YS-8202 nano water-proof emulsion 37kg, deionized water 26.7kg, 15min is stirred under 500 turns/min rotating speeds to uniform；
2nd, under the stirring of 500 turns/min rotating speeds, watt gram public affairs of Xin Zhunneng Science and Technology Ltd.s of Shenzhen agency are sequentially added The model BYK-024 of the model BS1306 of department nanometer silicon additive 0.5kg, Bi Ke chemistry defoamer 0.4kg, Huffman The model CP19 of company preservative 0.4kg, 10min is to uniform for stirring；
3rd, finished product is filtered and packaged to obtain through 100 mesh filter screens.
B component
First, " China Resources-profit is rich " board of China Resources cement Pty Ltd, model P.O425 are sequentially added into production tank Cement 54kg, Jiaoling County Guang Fa building materials Co., Ltd model GF-325 dicalcium powder 30kg, Guangdong Dongyuan County victory Rong Shi 200 mesh silica flour 16kg of sand factory；
2nd, stirring is opened, under stirring at low speed (usually between 20 turns/min~50 turn/min, in the embodiment of the present invention Use 39 turns/min), 20min is to uniform for stirring；
3rd, finished product is obtained through device of full automatic packaging metering packing.
By component A：B component=1:The ratio of 1.0 (weight ratios) is uniformly mixed, using standard GB/T/T 23445-2009《Polymer cement waterproof paint》Requirement test board and maintenance.
Embodiment 2
Component A：
First, the model BS-450 of Guangzhou Kai Ju Chemical Co., Ltd.s nanometer butadiene-styrene-vinyl latex is added in cylinder is produced 36kg, Guangdong Yinyang Resin Co., Ltd model YS-8202 nano water-proof emulsion 38kg, deionized water 24.8kg, 600 Turn/min rotating speed rotating speeds under stir 10min to uniform；
2nd, under the stirring of 600 turns/min rotating speeds, watt gram public affairs of Xin Zhunneng Science and Technology Ltd.s of Shenzhen agency are sequentially added The model BYK-024 of the model BS1306 of department nanometer silicon additive 0.6kg, Bi Ke chemistry defoamer 0.3kg, Huffman The model CP19 of company preservative 0.3kg, 8min is to uniform for stirring；
3rd, finished product is filtered and packaged to obtain through 100 mesh filter screens.
B component：
First, " China Resources-profit is rich " board of China Resources cement Pty Ltd, model P.O425 are sequentially added into production tank Cement 55kg, Jiaoling County Guang Fa building materials Co., Ltd model GF-325 dicalcium powder 28kg, Guangdong Dongyuan County victory Rong Shi 200 mesh silica flour 17kg of sand factory；
2nd, stirring is opened, under low rotation speed, 25min is to uniform for stirring；
3rd, finished product is obtained through device of full automatic packaging metering packing.
By component A：B component=1:The ratio of 1.1 (weight ratios) is uniformly mixed, using standard GB/T/T 23445-2009《Polymer cement waterproof paint》Requirement test board and maintenance.
Embodiment 3
Component A：
First, the model BS-450 of Guangzhou Kai Ju Chemical Co., Ltd.s nanometer butadiene-styrene-vinyl latex is added in cylinder is produced 37kg, Guangdong Yinyang Resin Co., Ltd model YS-8202 nano water-proof emulsion 39kg, deionized water 22.9kg, 700 Turn/min rotating speed rotating speeds under stir 5min to uniform；
2nd, under the stirring of 700 turns/min rotating speeds, watt gram public affairs of Xin Zhunneng Science and Technology Ltd.s of Shenzhen agency are sequentially added The model BYK-024 of the model BS1306 of department nanometer silicon additive 0.7kg, Bi Ke chemistry defoamer 0.2kg, Huffman The model CP19 of company preservative 0.2kg, 10min is to uniform for stirring；
3rd, finished product is filtered and packaged to obtain through 100 mesh filter screens.
B component：
First, " China Resources-profit is rich " board of China Resources cement Pty Ltd, model P.O425 are sequentially added into production tank Cement 56kg, Jiaoling County Guang Fa building materials Co., Ltd model GF-325 dicalcium powder 26kg, Guangdong Dongyuan County victory Rong Shi 200 mesh silica flour 18kg of sand factory；
2nd, stirring is opened, under low rotation speed, 30min is to uniform for stirring；
3rd, finished product is obtained through device of full automatic packaging metering packing.
By component A：B component=1:The ratio of 1.2 (weight ratios) is uniformly mixed, using standard GB/T/T 23445-2009《Polymer cement waterproof paint》Requirement test board and maintenance.
Comparative example 1
Component A：
First, the model BS-450 of Guangzhou Kai Ju Chemical Co., Ltd.s nanometer butadiene-styrene-vinyl latex is added in cylinder is produced 30kg, Guangdong Yinyang Resin Co., Ltd model YS-8202 nano water-proof emulsion 44kg, deionized water 25.1kg, 700 Turn/min rotating speed rotating speeds under stir 10min to uniform；
2nd, under the stirring of 700 turns/min rotating speeds, watt gram public affairs of Xin Zhunneng Science and Technology Ltd.s of Shenzhen agency are sequentially added The model BYK-024 of the model BS1306 of department nanometer silicon additive 0.3kg, Bi Ke chemistry defoamer 0.3kg, Huffman The model CP19 of company preservative 0.3kg, 10min is to uniform for stirring；
3rd, finished product is filtered and packaged to obtain through 100 mesh filter screens.
B component：
First, " China Resources-profit is rich " board of China Resources cement Pty Ltd, model P.O425 are sequentially added into production tank Cement 55kg, Jiaoling County Guang Fa building materials Co., Ltd model GF-325 dicalcium powder 28kg, Guangdong Dongyuan County victory Rong Shi 200 mesh silica flour 17kg of sand factory；
2nd, stirring is opened, under low rotation speed, 30min is to uniform for stirring；
3rd, finished product is obtained through device of full automatic packaging metering packing.
By component A：B component=1:The ratio of 1.2 (weight ratios) is uniformly mixed, using standard GB/T/T 23445-2009《Polymer cement waterproof paint》Requirement test board and maintenance.
Comparative example 2
Component A：
First, conventional acrylic water-proof emulsion 74kg, deionized water 25.4kg, 600 turns/min rotating speed are added in cylinder is produced 10min is stirred under rotating speed to uniform；
2nd, 600 turns/min rotating speeds stirring under, sequentially add Bi Ke chemistry model BYK-024 defoamer 0.3kg, The model CP19 of Hough Man preservative 0.3kg, 5~10min is to uniform for stirring；
3rd, finished product is filtered and packaged to obtain through 100 mesh filter screens.
B component：
China Resources cement Pty Ltd " China Resources-profit is rich " board, model P.O425 cement.
By component A：B component=1:The ratio of 1.1 (weight ratios) is uniformly mixed, using standard GB/T/T 23445-2009《Polymer cement waterproof paint》Requirement test board and maintenance.
Table two
As shown in Table 2, using 1-3 of the embodiment of the present invention double-component aqueous Nano waterproof paint, used compared to component A Conventional acrylic water-proof emulsion, B component only with China Resources cement Pty Ltd " China Resources-profit is rich " model P.O425 water The comparative example 2 of mud, its waterproof film-strength, toughness and base material adhesive force, water resistance are respectively provided with clear superiority；Compared to using same The comparative example 1 of sample raw material, due in comparative example 1 nanometer butadiene-styrene-vinyl latex, nano water-proof emulsion, nanometer silicon additive not suitable In ratio range, cause water-repellent paint inadequate to the penetration of base material, the interpenetrating networks formed in film forming procedure with base material are not Fine and close, solidification is not exclusively, inadequate to the adhesion-tight degree of base material, causes waterproof coating in film-strength, adhesive strength, resistance to deformation The superior function that nano material should be shown is not embodied in terms of ability, water proofing property.

Claims (5)

  1. A kind of 1. double-component aqueous Nano waterproof paint, it is characterised in that：Mixed by each component matched in parts by weight as follows It is made：
    Component A：
    35~37 parts of nanometer butadiene-styrene-vinyl latex
    37~39 parts of nano water-proof emulsion
    22.9~26.7 parts of deionized water
    0.5~0.7 part of silicon additive of nanometer
    0.2~0.4 part of defoamer, 0.2~0.4 part of preservative；
    B component：
    54~56 parts of cement
    26~30 parts of dicalcium powder
    16~18 parts of silica flour；
    The nanometer butadiene-styrene-vinyl latex average grain diameter<100nm, solid content >=48%；
    The nano water-proof emulsion average grain diameter<80nm, solid content 56 ± 1%；
    The nanometer silicon additive active matter content 55%；
    The defoamer non-volatile content ＞ 95%；
    The aseptic active thing content ＞ 2.5%；
    The nanometer butadiene-styrene-vinyl latex is made with butadiene and styrene monomer through microemulsified copolymerization technique；
    The nano water-proof emulsion of phenylethylene ethylene/propenoic acid ester and functional monomer through microemulsified copolymerization technique to be made up；
    The nanometer silicon additive is a kind of water-based, solvent-free silicone-modified nano-organosilicon emulsion；
    The defoamer is the mixture of a kind of hydrophobic solid in polyethylene glycol and brokenly bubble polysiloxanes；
    The preservative is the mixing of CMIT, MIT composition Thing；
    The cement is 425# Portland cements, and main composition is tricalcium silicate, dicalcium silicate, tricalcium aluminate, iron aluminic acid Four calcium；
    Calcium carbonate content ＞ 96% in the dicalcium powder, mesh number are 325 mesh；
    Dioxide-containing silica ＞ 90% in the silica flour, mesh number are 200 mesh；
    The nanometer butadiene-styrene-vinyl latex is the model BS-450 of Guangzhou Kai Ju Chemical Co., Ltd.s product；
    The nano water-proof emulsion is the model YS-8202 of Guangdong Yinyang Resin Co., Ltd product；
    The nanometer silicon additive is the model BS1306 of the Wa Ke companies of Xin Zhunneng Science and Technology Ltd.s of Shenzhen agency production Product；
    The cement be commercially available China Resources cement Pty Ltd " China Resources-profit is rich " board, model P.O425 product；
    The dicalcium powder is the model GF-325 of Jiaoling County Guang Fa building materials Co., Ltd product；
    The silica flour is 200 mesh products of Guangdong Dongyuan County Jie Rong quartz sands factory；
    By weight component A during use：B component=1:1.0~1.2 are mixed evenly.
  2. A kind of 2. double-component aqueous Nano waterproof paint according to claim 1, it is characterised in that：
    Component A：
    36 parts of nanometer butadiene-styrene-vinyl latex
    38 parts of nano water-proof emulsion
    24.8 parts of deionized water
    0.6 part of silicon additive of nanometer
    0.3 part of defoamer
    0.3 part of preservative；
    B component
    55 parts of cement
    28 parts of dicalcium powder
    17 parts of silica flour.
  3. 3. double-component aqueous Nano waterproof paint according to claim 1 or 2, it is characterised in that：By weight A during use Component：B component=1:1.1 it is mixed evenly.
  4. A kind of 4. preparation method of double-component aqueous Nano waterproof paint as claimed in claim 1 or 2, it is characterised in that：
    By weight, component A is made each raw material by following steps：
    Step 1: nanometer butadiene-styrene-vinyl latex, nano water-proof emulsion, deionized water are added in cylinder is produced, in 500~700 turns/min Rotating speed under stir 5~15min, to well mixed；
    Step 2: under 500~700 turns/min rotating speed, a nanometer silicon additive, defoamer are sequentially added, adds preservative, stirring 5~10min is to uniform；
    Step 3: filter and package to obtain component A finished product through 100 mesh filter screens；
    By weight, B component is made each raw material by following steps：
    Step 1: sequentially add cement, dicalcium powder, silica flour into production tank；
    Step 2: opening stirring, under stirring at low speed, 25~30min is stirred, it is extremely well mixed；
    Step 3: pack to obtain B component finished product.
  5. A kind of 5. application method of double-component aqueous Nano waterproof paint as claimed in claim 1 or 2, it is characterised in that： , will be by weight component A before construction：B component=1:1.0~1.2 are mixed evenly, using brushing or roller after standing 10 minutes The mode of painting was constructed, by the natural drying time of 30 minutes, you can surface drying, which is formed, has high performance waterproof coating.
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