CN107815237A - Waterproof coating for wall surface and production method - Google Patents
Waterproof coating for wall surface and production method Download PDFInfo
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- CN107815237A CN107815237A CN201711167718.XA CN201711167718A CN107815237A CN 107815237 A CN107815237 A CN 107815237A CN 201711167718 A CN201711167718 A CN 201711167718A CN 107815237 A CN107815237 A CN 107815237A
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of waterproof coating for wall surface and production method, the raw material that it includes has polyurethane, emulsion, glass fibre, composite coupler, water, chlorinated paraffin, waterproofing agent, levelling agent, defoamer, the waterproof coating for wall surface and basal plane cohesive force of the present invention is strong, polymer mass-energy in film is penetrated into the fine fine crack of basal plane, and follow-type is strong；Film has good pliability, high to the strong adaptability that basic unit is flexible or ftractures, pull resistance intensity；It is green, nonpoisonous and tasteless, nonpollution environment, to personal fanout free region；Film is closely knit, and waterproof layer is complete, free from flaw, and pin-free, bubble-free, water vapor permeation coefficient are small, not only with water-proof function but also has had a trapping function.
Description
Technical field
The present invention relates to a kind of building coating, more particularly to waterproof coating for wall surface and production method.
Background technology
China's paint industry real estate, automobile, ship promotion under grow stronger day by day, building coating is as one of weight
Classification is wanted, also achieves fast development.There is building coating decoration functions, defencive function and livability to improve function, with respect to stone
The finishing materials such as material, ceramic tile, there is obvious advantage in energy consumption, cost etc., therefore, in architecture inside and outside decoration field
In, the popularity rate of building coating steps up.Past 10 years was referred to as real estate industry " gold 10 years ", and coating industry also takes this opportunity to take
Obtain fast-developing.China's coating industry turns into the first in the world coating material production state and country of consumption at present, and 2011, national coating was total
Yield breaks through ten million ton of high point first, and for Energy-Saving Architectural Coatings, coating for internal and external wall adds floor coatings, water-repellent paint etc.,
Its proportion reaches 45.6%.Architectural Paint in China share shared in Coating Market is close to half at present.
More than ten years in past, with the development of China Real Estate industry, the construction industry in China has also obtained lasting, healthy, fast
The development of speed.And coating, with its economy, aesthetic property, security, turns into as a kind of important material in building decoration engineering
The fastest-rising sub- industry of construction industry.Building coating is unlimited using potentiality are agreed with Development of Green Building.Energy-saving building coating
Using the development for green building has booster action, the light curtain glass that can be largely used instead of city such as building external paint
Wall, reduce light pollution, the effect of use industry of external-wall heat-insulation material can reach energy-conservation.Building coating, especially building energy conservation apply
The application of material, it is perfectly in harmony with the original intention of Development of Green Building.
China's coating cause experience Centennial Development, has gradually tended to be ripe to a certain extent, and building coating row therein
Industry high speed development, new technology, new product emerge in an endless stream, and market competition is increasingly fierce, and inhabitant's consumption level improves, building is proposed
Higher requirement.
Existing water-repellent paint, because the hole after forming waterproof membrane is excessive, the moisture in air remains with wall for some
A kind of balance of water tariff collection, the moisture in moisture and air in wall mutually circulates, i.e., the moisture in wall can enter
In air, while the moisture in air can also enter in wall, can cause in the environment of overly moist or not treat that waterproof membrane is complete
In the case of carrying out next process after white drying, due to there is the moisture of residual inside wall, it is easy to cause because of moisture evaporation
Not exclusively cause the waterproof membrane lost of life, further the problems such as building leakage water and the reduction of building service life occurs.
The content of the invention
The purpose of the present invention is overcome the deficiencies in the prior art, there is provided a kind of waterproof coating for wall surface and production method, is had
Water resistance strengthens, and durability, scrub resistance improve, the characteristic being not pulverized easily.
The production method of waterproof coating for wall surface, it includes the raw material of following parts by weight：
40~60 parts of polyurethane,
5~15 parts of emulsion,
10~15 parts of glass fibre,
2~4 parts of composite coupler,
20~25 parts of water,
2~5 parts of chlorinated paraffin,
5~10 parts of waterproofing agent,
1~4 part of levelling agent,
2~3 parts of defoamer；
The polyurethane, it is water curable type polyurethane, IPDI prepares performed polymer with polyethylene glycol reaction, with third
As chain extender, hexadecanol is end-capping reagent for triol and trimethylolpropane, is prepared for the water curable polyurethane of hub-and-spoke configuration；
The emulsion, it is styrene and acrylate by weight proportion 1:The styrene-acrylic emulsion that 1 copolymerization forms；
The glass fibre, it is the silk powder of 10~25 μm of granularity；
The composite coupler, it is that allyltrimethoxysilanis mixes with vinyl silane tri-butyl peroxy, part by weight
For 1:2；
The chlorinated paraffin, it is chlorinated paraffin 70；
The waterproofing agent, it is sodium methyl silicate；
The levelling agent, it is esters of acrylic acid levelling agent；
The defoamer is the defoamer of imines or amide-type.
Waterproof coating for wall surface, production process comprise the following steps：
（1）, in a mixer sequentially add water, chlorinated paraffin, levelling agent, 1/2 defoamer of formula ratio, stir, rotating speed
For 300 revs/min, stir 15~25 minutes, form colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, glass fibre, polyurethane mixed in formulation weight ratio, rotating speed is 1000~1500 revs/min, obtains mixing molten
Liquid；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In solution mixing,
Stir, rotating speed is to 300~400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
The construction method of waterproof coating for wall surface：
（1）Gained coating is poured into stirring container, adds 8~9 times of water stirring, at the same it is sticky with 5~10 times of water regulation
Degree, is stirred；
（2）Wall-surface patching, basic unit must be smooth firm, must not there is efflorescence, dusting, hollowing, phenomena such as coming off；
（3）Levelling, the Puttying of metope；
（4）Smeared with the coating being stirred, coating layer thickness is 0 .15~0.2mm, after waiting first pass to be completely dried
Carry out second time trowelling again, coating layer thickness is the .17mm of 0 .15~0；
（5）After wall surface is without obvious steam, overall receipts light is carried out with scraper plate, the raised place of surface layer is flattened, for side
Angle sweep throw less than place clean extra dry white wine towel wiping surface 2~5 times.
Compared with prior art, the substantive distinguishing features that the present invention protrudes and significantly progress are：
1st, polyurethane
Polyurethane is a kind of polymer of the main chain containing-NHCOO-constitutional repeating unit, english abbreviation PU, and aqueous polyurethane is
Using water as decentralized medium, polyurethane resin is dissolved or dispersed in the binary colloid system formed in water, with the water-based of its preparation
Without or with minimal amount of organic solvent in polyurethane coating.Aqueous polyurethane coating, not only with nontoxic odorless, without dirt
Dye, nonflammable, cost is low, not easy damaged, by coating surface it is easy for construction, be easy to cleaning the advantages that, also gather with solvent-borne type
The excellent properties such as the intrinsic high rigidity of urethane coating, wear-resistant, thus in woodwork coating, car paint, building coating, plastics
Many fields such as coating, paper coating and fabric and leather finish are widely used, and are welcome by user.
Due to containing highly polar carbamate groups, insoluble in non-polar group, there is good oil resistivity, toughness, resistance to
Mill property, resistance to ag(e)ing and cohesive.
2nd, styrene-acrylic emulsion
Styrene-acrylic emulsion is that more system is studied in emulsion polymerization, and there is the ten big non-of essential industry application value the world today
One of cross-linked type latex emulsion.Styrene-acrylic emulsion has very extensive purposes, now main use as a kind of important middle chemical products
Make building coating, metal surface latex paint, floor coating, paper adhesives, adhesive etc..Styrene-acrylic emulsion adhesive force is good, glue
Film is transparent, and water-fast, oil resistant, heat-resisting, ageing-resistant performance is good.Styrene-acrylic emulsion is used as paper product adhesive, also can be with starch, polyethylene
The adhesive such as alcohol, sodium carboxymethylcellulose are used cooperatively.
Styrene-acrylic emulsion is to be obtained by styrene and acrylate monomer through emulsion copolymerization, styrene and acrylic ester copolymer ratio
It is relatively simple, because polyglass temperature is up to 100 DEG C, belongs to hard monomer, add softer acrylate monomer and be copolymerized into
Emulsion cost performance it is reasonable.More it is used for using cheap styrene and the styrene-acrylic emulsion that acrylic ester copolymer forms
Make interior wall coating.Polystyrene water imbibition is low, cheap, but is irradiated by ultraviolet and easily turned yellow（Interior wall coating is not just strong
Adjust this performance）, matter is crisp, poor impact resistance, with acrylic ester copolymer, performance is improved.
3rd, glass fibre
(English original name is glass fibre:glass fiberOrfiberglass ) be a kind of excellent performance inorganic non-metallic material
Material, species is various, and its main component is silica, aluminum oxide, calcium oxide, boron oxide, magnesia, sodium oxide molybdena etc., and advantage is
Heat resistance is strong, corrosion resistance is good, and high mechanical strength, glass fibre is higher than organic fiber heatproof, non-ignitable, anti-corruption, heat-insulated, sound-proofing
Good, tensile strength is high, and electrical insulating property is good.Fiberglass tensile intensity is high, and modulus of elasticity is high, and rigidity is good, and chemical resistance is good, glass
The hygroscopicity of fiber is low, and abundance, production cost is low, is one of composite reinforcing fiber principal item.
Due to glass fibre have proportion is larger, initial modulus is big, tensile strength is high, elongation is low, electric insulating quality is good,
The features such as high temperature resistant, high heat resistance and sound absorbing capabilities are good, can be widely used in coating, strengthen the performance of paint film.
4th, composite coupler
Composite coupler is combined by allyltrimethoxysilanis and vinyl silane tri-butyl peroxy, and coupling agent is
Bridge between organic binder matter and inorganic filler, make filler more preferable, be dispersed in faster in organic matter.Coating can be improved
Adhesive force（Make the combination of organic matter and coat side closer）Improve the durability of coating, weatherability, toughness（Make organic matter
It is closer with the combination of filling paint）Painting color is evenly（The dispersion viscosity of filler is reduced, that disperses in organic matter is more equal
It is even）.
For silane coupler after coatings, silane can move to the interface of coating and ground, close inorganic group with it is inorganic
Reaction of moisture on surface, hydrogen bond is formed, makes coating more firm combined with interface.It is even if silane coupled under the conditions of water logging
The coating that agent is modified still adheres to well in various inorganic surface of bottom material.
Silane coupler be used for priming coat enhancing ground with apply interlayer adhesion, for improve pigment or filler molten
The dispersiveness of agent coating or water paint；For the modification of coating resin, so that new functional paint is made.Silane is used as promoting
The additive of adhesive force, coating is set to be incorporated on various different surface of bottom material, such combination is not only reduced in wet environment
Corrosion and the peeling of paint film, and marresistance and environment resistant can be improved.Silane is widely used in acrylate, asphalt mixtures modified by epoxy resin
It is effective in solvent borne, high solidity and water paint in fat and polyurethane coating, it can both use as priming paint, also might be used
To admix auxiliary agent use.Silane can also play pigment dispersing agent and bonding agent in coating, and they can be firmly bonded to
On various inorganic pigments and filler, silane is once attached on the surface of filler, and they are filled out with regard to that can reduce the viscosity of coating, improvement
The dispersiveness of material, so as to improve covering power and improve the durability and scrubbability of coating.
5th, chlorinated paraffin
Chlorinated paraffin is the chlorinated derivatives of paraffin hydrocarbon, has the advantages that low volatility, fire-retardant, electrical insulating property is good, inexpensive, can
As fire retardant and polyvinyl chloride extender plasticizer.Be widely used in production CABLE MATERIALS, the system such as plate, flexible pipe, artificial leather, rubber
Product.And applied to coating, plastic cement race track, lubricating oil, the additive waited.
With particularly preferred compatibility, there is noninflammability, and the performance of dielectric is also very good so that nitridation stone
Wax turns into a kind of very unique and according to the plasticizer for having anti-flammability.It is also used as oil additives, weaving lubricant, resistance to
Bonding agent of fiery fire resistant textile coating, nitrile rubber and neoprene etc..
Chlorinated paraffin 70 is resin sprills, white or faint yellow solid, insoluble in lower alcohol, water, be dissolved in aromatic hydrocarbons, ketone,
Ether, ester.Upper using, nitridation paraffin in the plastic, can also have fire retardant etc. as a kind of agglutinant, in addition can conduct
A kind of additive of lubrication is used, while also has the moisture resistance and corrosive nature of chemically-resistant.For waterproof architectural coating, have
Very strong water-proof function.
6th, sodium methyl silicate
Sodium methyl silicate is a kind of novel rigid architectural waterproof material, has good penetrant crystalline.The height of sodium methyl silicate
And it is under water and carbon dioxide effect to imitate waterproof action mechanism, generates methyl silanol, methyl silanol itself is further condensed simultaneously
With structural material chemically reactive, substrate surface generate one layer of several molecule thick insoluble waterproof high-molecular compound-
Netted silicone resin.This resin film has waterproof, protection against the tide, antiseepage, aeration, ageing resistance, resistance tocrocking and weathering
The advantages that property.
7th, levelling agent
Levelling agent is a kind of conventional coating additive, it can promote coating formed during drying and forming-film one it is smooth, smooth,
Uniform film.It can effectively reduce and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve its levelability and a kind of material of uniformity.Covering with paint can be improved
The permeability of liquid, the possibility that spot and spot are produced when brushing can be reduced, increase coverage property, makes film forming uniform, natural.
8th, defoamer
Avoid that foam occurs, it is really impossible in the making of water paint, thus defoaming measure must be taken.As before
Described, all be present bubble problem in water paint making, the multiple working procedure used, certainly will will be pacified per sequence using mechanical defoaming method
If set of device.So the defoaming of water paint, is all using the method for adding defoamer, in fact, in all water paints all
Defoamer be present.
9th, the formaldehyde and volatile organic matter in air are adsorbed, radiation proof, purifies air.Have superior hardness, finish,
Water proofing property and crack resistance, stability is good, hardness is high, strengthens the mechanical performance of coating, makes the performance of coating more superior.Carry
The adhesive force and crocking resistance of high coating, improve the density and intensity of coating, prevent from producing after coating application efflorescence, cracking and
Peel off.
10th, used advantages of nontoxic raw materials is harmless, and human body and environment are had no adverse effects, and film is hard and feel exquisiteness is soft
It is sliding, there is the characteristics of water resistance, alkali resistance and adhesive force are good, scrubbing resistance, left no trace after repeatedly cleaning.Environment friendly and pollution-free,
Cost is cheap, use range is extensive.Efficiency of construction can be improved soon by smearing convenient and rate of drying, and flat appearance is glossy.
11st, there is performance, the walls such as waterproof, protection against the tide, antiseepage, aeration, ageing resistance, resistance tocrocking and weather resisteant to be not easy
Efflorescence, moisture-sensitive and long moss, are not easy to burst.
13rd, strong with basal plane cohesive force, the polymer mass-energy in film is penetrated into the fine fine crack of basal plane, and follow-type is strong；
Film has good pliability, high to the strong adaptability that basic unit is flexible or ftractures, pull resistance intensity；It is green, it is nonpoisonous and tasteless,
Nonpollution environment, to personal fanout free region；Film is closely knit, and waterproof layer is complete, free from flaw, pin-free, bubble-free, vapor permeation system
Number is small, not only with water-proof function but also has had a trapping function.
Embodiment
Described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention
In embodiment, all other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Embodiment 1
The production method of waterproof coating for wall surface, it includes the raw material of following parts by weight：40 parts of polyurethane, 5 parts of emulsion, glass fibers
10 parts of dimension, 2 parts of composite coupler, 20 parts of water, 5 parts of sodium methyl silicate waterproofing agent, 2 parts of chlorinated paraffin, 1 part of levelling agent, defoamer 2
Part；
Waterproof coating for wall surface, production process comprise the following steps：
（1）, sequentially add water, waterproofing agent, chlorinated paraffin, levelling agent, 1/2 defoamer of formula ratio in a mixer, stirring is equal
Even, rotating speed is 300 revs/min, is stirred 15 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by glass fibre, polyurethane in formulation weight ratio mix, rotating speed be 1000 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In solution mixing,
Stir, rotating speed is to 300 revs/min；
（6）, be filtered to remove coarse granule and impurity.
The construction method of waterproof coating for wall surface：
（1）Gained coating is poured into stirring container, adds 8 times of water stirring, while viscosity is adjusted with 5 times of water, fully
Stir；
（2）Wall-surface patching, basic unit must be smooth firm, must not there is efflorescence, dusting, hollowing, phenomena such as coming off；
（3）Levelling, the Puttying of metope；
（4）Smeared with the coating being stirred, coating layer thickness is 0 .15mm, waits first pass to enter again after being completely dried
Second time trowelling of row, coating layer thickness are 0 .15mm；
（5）After wall surface is without obvious steam, overall receipts light is carried out with scraper plate, the raised place of surface layer is flattened, for side
Angle sweep throw less than place clean extra dry white wine towel wiping surface 5 times.
Embodiment 2
The production method of waterproof coating for wall surface, it includes the raw material of following parts by weight：45 parts of polyurethane, 10 parts of emulsion, glass
12 parts of fiber, 3 parts of composite coupler, 25 parts of water, 7 parts of sodium methyl silicate waterproofing agent, 3 parts of chlorinated paraffin, 2 parts of levelling agent, defoaming
3 parts of agent；
Waterproof coating for wall surface, production process comprise the following steps：
（1）, sequentially add water, waterproofing agent, chlorinated paraffin, levelling agent, 1/2 defoamer of formula ratio in a mixer, stirring is equal
Even, rotating speed is 300 revs/min, is stirred 15 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by glass fibre, polyurethane in formulation weight ratio mix, rotating speed be 1500 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In solution mixing,
Stir, rotating speed is to 400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
The construction method of waterproof coating for wall surface：
（1）Gained coating is poured into stirring container, adds 8 times of water stirring, while viscosity is adjusted with 5 times of water, fully
Stir；
（2）Wall-surface patching, basic unit must be smooth firm, must not there is efflorescence, dusting, hollowing, phenomena such as coming off；
（3）Levelling, the Puttying of metope；
（4）Smeared with the coating being stirred, coating layer thickness is 0 .17mm, waits first pass to enter again after being completely dried
Second time trowelling of row, coating layer thickness are 0 .15mm；
（5）After wall surface is without obvious steam, overall receipts light is carried out with scraper plate, the raised place of surface layer is flattened, for side
Angle sweep throw less than place clean extra dry white wine towel wiping surface 5 times.
Embodiment 3
The production method of waterproof coating for wall surface, it includes the raw material of following parts by weight：50 parts of polyurethane, 15 parts of emulsion, glass
13 parts of fiber, 4 parts of composite coupler, 25 parts of water, 9 parts of sodium methyl silicate waterproofing agent, 4 parts of chlorinated paraffin, 3 parts of levelling agent, defoaming
3 parts of agent；
Waterproof coating for wall surface, production process comprise the following steps：
（1）, sequentially add water, waterproofing agent, chlorinated paraffin, levelling agent, 1/2 defoamer of formula ratio in a mixer, stirring is equal
Even, rotating speed is 300 revs/min, is stirred 20 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by glass fibre, polyurethane in formulation weight ratio mix, rotating speed be 1500 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In solution mixing,
Stir, rotating speed is to 400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
The construction method of waterproof coating for wall surface：
（1）Gained coating is poured into stirring container, adds 8 times of water stirring, while viscosity is adjusted with 5 times of water, fully
Stir；
（2）Wall-surface patching, basic unit must be smooth firm, must not there is efflorescence, dusting, hollowing, phenomena such as coming off；
（3）Levelling, the Puttying of metope；
（4）Smeared with the coating being stirred, coating layer thickness 0.2mm, wait first pass to be carried out again after being completely dried
Second time trowelling, coating layer thickness are 0 .15mm；
（5）After wall surface is without obvious steam, overall receipts light is carried out with scraper plate, the raised place of surface layer is flattened, for side
Angle sweep throw less than place clean extra dry white wine towel wiping surface 5 times.
Embodiment 4
The production method of waterproof coating for wall surface, it includes the raw material of following parts by weight：60 parts of polyurethane, 15 parts of emulsion, glass
15 parts of fiber, 4 parts of composite coupler, 25 parts of water, 10 parts of sodium methyl silicate waterproofing agent, 5 parts of chlorinated paraffin, 4 parts of levelling agent, defoaming
3 parts of agent；
Waterproof coating for wall surface, production process comprise the following steps：
（1）, sequentially add water, waterproofing agent, chlorinated paraffin, levelling agent, 1/2 defoamer of formula ratio in a mixer, stirring is equal
Even, rotating speed is 300 revs/min, is stirred 25 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, by glass fibre, polyurethane in formulation weight ratio mix, rotating speed be 1500 revs/min, obtain mixed solution；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In solution mixing,
Stir, rotating speed is to 400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
The construction method of waterproof coating for wall surface：
（1）Gained coating is poured into stirring container, adds 9 times of water stirring, while viscosity is adjusted with 10 times of water, fully
Stir；
（2）Wall-surface patching, basic unit must be smooth firm, must not there is efflorescence, dusting, hollowing, phenomena such as coming off；
（3）Levelling, the Puttying of metope；
（4）Smeared with the coating being stirred, coating layer thickness 0.2mm, wait first pass to be carried out again after being completely dried
Second time trowelling, coating layer thickness are 0 .17mm；
（5）After wall surface is without obvious steam, overall receipts light is carried out with scraper plate, the raised place of surface layer is flattened, for side
Angle sweep throw less than place clean extra dry white wine towel wiping surface 5 times.
After testing, quality and technical index is as follows：
Claims (10)
1. the production method of waterproof coating for wall surface, it is characterised in that it includes the raw material of following parts by weight：
40~60 parts of polyurethane,
5~15 parts of emulsion,
10~15 parts of glass fibre,
2~4 parts of composite coupler,
20~25 parts of water,
2~5 parts of chlorinated paraffin,
5~10 parts of waterproofing agent,
1~4 part of levelling agent,
2~3 parts of defoamer；
The waterproof coating for wall surface, production process comprise the following steps：
（1）, sequentially add water, waterproofing agent, chlorinated paraffin, levelling agent, 1/2 defoamer of formula ratio in a mixer, stirring is equal
Even, rotating speed is 300 revs/min, is stirred 15~25 minutes, forms colloidal solution；
（2）, by step（1）Resulting solution is ground to granularity as within 30 microns by skin grinder, then solution is put back into blender；
（3）, glass fibre, polyurethane mixed in formulation weight ratio, rotating speed is 1000~1500 revs/min, obtains mixing molten
Liquid；
（4）, by step（3）The mixed solution input step of gained（2）In blender；
（5）, put into composite coupler, emulsion, 1/2 defoamer successively into blender again, with step（4）In solution mixing,
Stir, rotating speed is to 300~400 revs/min；
（6）, be filtered to remove coarse granule and impurity.
2. waterproof coating for wall surface according to claim 1, it is characterised in that the construction party of described waterproof coating for wall surface
Method：
（1）Gained coating is poured into stirring container, adds 8~9 times of water stirring, at the same it is sticky with 5~10 times of water regulation
Degree, is stirred；
（2）Wall-surface patching, basic unit must be smooth firm, must not there is efflorescence, dusting, hollowing, phenomena such as coming off；
（3）Levelling, the Puttying of metope；
（4）Smeared with the coating being stirred, coating layer thickness is 0 .15~0.2mm, after waiting first pass to be completely dried
Carry out second time trowelling again, coating layer thickness is the .17mm of 0 .15~0；
（5）After wall surface is without obvious steam, overall receipts light is carried out with scraper plate, the raised place of surface layer is flattened, for side
Angle sweep throw less than place clean extra dry white wine towel wiping surface 2~5 times.
3. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the polyurethane, consolidate for water
Type polyurethane, IPDI prepare performed polymer with polyethylene glycol reaction, are made with glycerine and trimethylolpropane
For chain extender, hexadecanol is end-capping reagent, is prepared for the water curable polyurethane of hub-and-spoke configuration.
4. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the emulsion, be styrene
With acrylate by weight proportion 1:The styrene-acrylic emulsion that 1 copolymerization forms.
5. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the glass fibre, be grain
The silk powder of 10~25 μm of degree.
6. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the composite coupler, be
Allyltrimethoxysilanis mixes with vinyl silane tri-butyl peroxy, part by weight 1:2.
7. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the waterproofing agent, be methyl
Sodium metasilicate.
8. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the chlorinated paraffin, be chlorine
Fossil waxes 70.
9. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the levelling agent, be propylene
Esters of gallic acid levelling agent.
10. the production method of waterproof coating for wall surface according to claim 1, it is characterised in that the defoamer is imines
The defoamer of class or amide-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711167718.XA CN107815237A (en) | 2017-11-21 | 2017-11-21 | Waterproof coating for wall surface and production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711167718.XA CN107815237A (en) | 2017-11-21 | 2017-11-21 | Waterproof coating for wall surface and production method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107815237A true CN107815237A (en) | 2018-03-20 |
Family
ID=61610220
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711167718.XA Withdrawn CN107815237A (en) | 2017-11-21 | 2017-11-21 | Waterproof coating for wall surface and production method |
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| Country | Link |
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| CN (1) | CN107815237A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113389335A (en) * | 2021-06-11 | 2021-09-14 | 浙江诚辉建设有限公司 | Green heat-preservation wall surface decoration method |
| CN116731601A (en) * | 2022-03-01 | 2023-09-12 | 广东邦润建设有限公司 | Energy-saving environment-friendly gel type self-repairing waterproof material and production process thereof |
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| CN103436159A (en) * | 2013-09-11 | 2013-12-11 | 王国玺 | Composite high-polymer waterproof paint and preparation method thereof |
| CN105199585A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Novel polyurethane waterproof coating |
| CN105199586A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Durable polyurethane waterproof coating |
| CN106752845A (en) * | 2016-12-23 | 2017-05-31 | 广西宾阳县荣良新材料科技有限公司 | A kind of polyurethane building coating |
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| CN103436159A (en) * | 2013-09-11 | 2013-12-11 | 王国玺 | Composite high-polymer waterproof paint and preparation method thereof |
| CN105199585A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Novel polyurethane waterproof coating |
| CN105199586A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Durable polyurethane waterproof coating |
| CN106752845A (en) * | 2016-12-23 | 2017-05-31 | 广西宾阳县荣良新材料科技有限公司 | A kind of polyurethane building coating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113389335A (en) * | 2021-06-11 | 2021-09-14 | 浙江诚辉建设有限公司 | Green heat-preservation wall surface decoration method |
| CN116731601A (en) * | 2022-03-01 | 2023-09-12 | 广东邦润建设有限公司 | Energy-saving environment-friendly gel type self-repairing waterproof material and production process thereof |
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Application publication date: 20180320 |