CN104194500A - Complex water-based polymer waterproof coating and manufacturing method thereof - Google Patents
Complex water-based polymer waterproof coating and manufacturing method thereof Download PDFInfo
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Abstract
The invention relates to a complex water-based polymer waterproof coating and a manufacturing method thereof. The manufacturing materials comprise the following components in parts by weight: A, organic liquid and B, inorganic fillers, wherein the organic liquid consists of 500-1000 parts of water-based latex, 100-150 parts of water-borne epoxy resin, 5-10 parts of wetting dispersant and 5-10 parts of antifoaming agent; and the inorganic fillers consist of 250-500 parts of inorganic low-cementitious material, 50-100 parts of silica fume, 100-300 parts of calcium carbonate, 100-250 parts of quartz powder, 50-100 parts of talcum powder and 50-100 parts of bentonite. The complex water-based polymer waterproof coating disclosed by the invention has the characteristics of good waterproof performance, durable weather resistance, stable performance, high temperature resistance, freeze thawing resistance, simplicity and convenience in construction, wide application range, utilization of industrial solid wastes and the like. In addition, the product is compounded into a pasty flowing slurry and is directly used on site, the cost is saved, and the defects such as dust pollution are avoided.
Description
Technical field
The present invention relates to construction waterproof coating, particularly species complex aqueous polymer waterproof coating material and a manufacture method thereof.
Background technology
Buildings waterproof occupies very consequence in Building Engineering Design and construction, be directly connected to normal use and the life-span of buildings and structures, the water-proof material of China develops into many kinds, multiscale, multi-functional water-proof material system from single variety, water-proof material is mainly divided into several large classes such as waterproof roll, waterproof coating, rigidity water-proofing material at present, and these several large class water-proof materials in use exist different quality problems and defect;
1. waterproof roll is too much because web width limits splicing seams, easily there is unsticking or catabiosis in heat construction or caking agent construction, cause water resistance to lose, waterproof coiled material requires very high to Base Smoothness, wet base, impeded drainage or the restricted service requirements in ponding position throughout the year.
2. there is easy firing in tar, pitch, the solvent in waterproof coating class water-proof material, containing poisonous volatilization gas, and during construction or after construction, the disadvantages such as harmful carcinogens such as benzene, dimethylbenzene of volatilizing for a long time; JS waterproof paint exists and adopts on-the-spot liquid and powder compound use, cause on-the-spot dust pollution, and be easy to cause liquid material and powder metering ratio inaccurate, stir non-uniform phenomenon, in construction, be difficult to supervision water mixing or separately add dry powder waterproof coating quality is badly damaged.
3. rigid waterproofing shortcoming is that tensile strength is low, and non-deformability is poor, and crack appears in the factors such as drying shrinkage, settlement of foundation, basic unit's vibration deformation, the temperature difference that are subject to, and this type of material deadweight is larger in addition, makes structural load increase use range and is limited to.
Summary of the invention
The object of the present invention is to provide species complex aqueous polymer waterproof coating material and a manufacture method thereof, it mainly solves above-mentioned currently available products and the existing technical problem of method, and complex body aqueous polymer waterproof coating material of the present invention has that water resistance is good, weathering resistance is lasting, stable performance, high temperature resistant, freeze-thawing resistant, easy construction, use range are wide, utilize the features such as industrial solid castoff; In addition, the compound paste slurry that is of product, scene is directly used, cost-saving and avoid the defects such as dust pollution.
For achieving the above object, technical scheme of the present invention is:
One species complex aqueous polymer waterproof coating material, is characterized in that: its manufactured materials comprises,
A consists of organic liquid by water-based latex 500-1000 weight part, aqueous epoxy resins 100-150 weight part, wetting dispersing agent 5-10 weight part, defoamer 5-10 weight part;
The mineral filler that B is comprised of inorganic low-cementitious material 250-500 weight part, SILICA FUME 50-100 weight part, calcium carbonate 100-300 weight part, silica powder 100-250 weight part, talcum powder 50-100 weight part, wilkinite 50-100 weight part.
Described complex body aqueous polymer waterproof coating material, is characterized in that: described water-based latex is pure acrylate emulsion, vinyl acetate-ethylene copolymer emulsion, interpolymer latex of polystyrene and acrylic ester, styrene-butadiene latex.
Described complex body aqueous polymer waterproof coating material, is characterized in that: described inorganic low-cementitious material is II level flyash and the III level flyash of the coal-fired ash of the solid waste of fuel-burning power plant discharge, dry discharge or wet discharge.
Described complex body aqueous polymer waterproof coating material, is characterized in that: described wetting dispersing agent is polycarboxylate, polyacrylic acid sodium salt, naphthalenesulfonate polycondensate, polyacrylic ester.
Described complex body aqueous polymer waterproof coating material, is characterized in that: described defoamer is lower alcohol system, silicone resin system, mineral oil system, polar organic compounds system.
Further, described lower alcohol system comprises Virahol, propyl carbinol, sec-butyl alcohol, methyl alcohol; Described silicone resin system comprises silicone resin, surface of silicone resin promoting agent, silicone resin powder; Described mineral oil system comprises tensio-active agent, mineral oil and the fatty acid metal salt surfactant of mineral oil; Described polar organic compounds system comprises amylalcohol, dibutyl carbitol, tributyl phosphate, oleic acid, polypropylene glycol.
A manufacture method for complex body aqueous polymer waterproof coating material as above, is characterized in that: its manufacturing step is as follows,
Before first step starting material and production, prepare:
(1) mineral filler is inputted to measuring raw materials bucket by described weight part, starting material feed screw automatic gauge is delivered in dry powder blend whipping device, dry powder blend homogenizing stirs, and mixes homogenizing degree and reaches 99%, then by mixing mineral filler after homogenizing, throws in to stand-by in storage silo;
(2) water-based latex is delivered in liquid tank stand-by by described weight part;
(3) aqueous epoxy resins is delivered in liquid tank stand-by by described weight part;
(4) wetting dispersing agent weighs stand-by by described weight part;
(5) defoamer weighs stand-by by described weight part;
Second step waterproof paint is manufactured:
(1) start high-speed mixing homogenizer, adjust high-speed mixing homogenizer 1000-1500 rev/min, after organic liquid to be added stirs, drop into wetting dispersing agent; Open dry powder weighing hopper valve, carry the uniform mineral filler dry powder of preparation to high speed hybrid homogenizer;
(2) make mineral filler dry powder and organic liquid mix and blend 10-15 minute, drop into the defoamer weighing, stirring slurry hybrid homogenizer after 3-5 minute stops again, make the quiet 3-5 of stopping minute of mixture slurry, open again high-speed mixing homogenizer, adjust high-speed mixing homogenizer 800-1500 rev/min, stir 3-5 minute;
(3) slurry after stirring is transported in filling hold-up vessel by colloidal mill.
Complex body aqueous polymer waterproof coating material advantage of the present invention is:
1, green, environmental protection, resource circulation utilization
The water-based organic liquid that uses in complex body aqueous polymer waterproof coating material of the present invention is nontoxic, harmless, non-volatility gas; Use solid waste coal ash, SILICA FUME in a large number in the mineral filler of using in the present invention, and flyash can directly use the II level flyash of firepower electrical plant discharge, without reprocessing, grind, reduce dust pollution.
2, excellent material property
Complex body aqueous polymer waterproof coating material of the present invention has the features such as excellent water tolerance, weathering resistance, acid-alkali-corrosive-resisting, high temperature resistant, freeze-thaw-through being coated with waterproof coating after solidifying, and excellent extensibility can meet the needs of basic unit's local deformation.
Concrete, water-based latex material in the present invention is adopted as pure acrylate emulsion, vinyl acetate-ethylene copolymer emulsion, interpolymer latex of polystyrene and acrylic ester, styrene-butadiene latex, and these emulsions self have excellent snappiness, water resistance, alkaline resistance properties, machinery and chemical stability, ageing-resistant and weather resistance.Aqueous epoxy resins in the present invention can improve brushing cohesive strength, the tensile strength of product greatly, high temperature resistant and freeze-thaw resistance property is had to good compensation simultaneously.Being added with of wetting dispersing agent in the present invention helps mineral filler wetting and abundant divergent function in liquid, product there will not be particle dry powder to cause the discontinuity of filming in using, the mix and blend time in simultaneously producing also reduces accordingly, and production cost reduces.The mix bubble in slurry is eliminated in the interpolation of the defoamer in the present invention, increases film degree of compactness and water-permeable intensity.In mineral filler in the present invention, use flyash, SILICA FUME, because this bi-material belongs to active filler, all contain a large amount of silicon-dioxide, main film degree of compactness, hydrophobicity, adhesive property, corrosion resistance and the endurance quality of improving in film performance.Calcium carbonate in the present invention, talcum powder be because two kinds of powder granules are thinner, to improve waterproof coating intensity, tensile strength, increase film snappiness and permeable pressure intensity, avoids and reduce crack and gap in construction.The interpolation of the silica powder in the present invention can increase hardness of film and the saturating property of anti-thorn.Bentonitic interpolation in the present invention is dispersed into colloidal sol shape and metastable suspensoid, as the antisettling agent use of complex body.
3, good integrity
Complex body aqueous polymer waterproof coating material of the present invention, after being coated with and solidifying, forms without the continuous waterproof coating of seam, is specially adapted to the structure basic unit complex-shaped, node is various and uses.
4, easy construction
Complex body aqueous polymer waterproof coating material batch production of the present invention is produced, and liquid and powder are complex as a whole, and is paste liquid, and the use of can directly uncapping in construction, adds any material without scene, thereby has avoided on-the-spot dust pollution, the loaded down with trivial details degree of constructing.Change traditional product fluent material and powder body material working-yard and coordinate the quality product controllability stirring.It avoids situ metrology and secondary to add the quality problems that cause, and during construction, without basic unit being done to any early stage, processes, and constructional method can adopt spray, it is easy and simple to handle to brush, scrape, roll, and labour intensity is low.
5, use range is wide
Complex body aqueous polymer waterproof coating material of the present invention, according to different range, is applicable to the positions such as vault, sewage lagoon, swimming pool, subway, tunnel, kitchen guarding, building roof, building planted roof, bridge according to design requirements.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of Manufacturing Method of Products of the present invention.
Embodiment
Below in conjunction with embodiment, further introduce the present invention:
Embodiment 1
Before first step starting material and production, prepare:
1, by 50 kilograms, 500 kilograms, flyash, 50 kilograms of SILICA FUME, 300 kilograms, calcium carbonate, silica powder double centner, talcum powder, 50 kilograms of wilkinites, the required input of data by weight of above material measuring raw materials bucket, starting material feed screw automatic gauge is delivered in dry powder blend whipping device, dry powder blend homogenizing stirs 15 minutes, mix homogenizing degree and reach 99%, then by mixing finished product dry powder after homogenizing, throw in to stand-by in finished product storage silo.
2,1000 kilograms of styrene-butadiene latexes, aqueous epoxy resins double centner, be delivered in high-speed mixing homogenizer stand-by.
3,10 kilograms of weighing wetting dispersing agents (polyacrylic ester) are stand-by.
4,5 kilograms of weighing defoamers (Virahol) are stand-by;
Second step complex body aqueous polymer waterproof coating material is manufactured:
1, start high-speed mixing homogenizer, adjust 1000 revs/min of high-speed mixing homogenizers, after organic liquid stirs, drop into wetting dispersing agent, open dry powder weighing hopper valve, carry the uniform mineral filler dry powder of preparation to high speed hybrid homogenizer.
2, make mineral filler dry powder and organic liquid mix and blend 10 minutes, the defoamer drop into weighing, then stir slurry hybrid homogenizer after 3 minutes and stop, make that mixture slurry is quiet to stop 3 minutes, open again high-speed mixing homogenizer, adjust 800 revs/min of high-speed mixing homogenizers, stir 3 minutes.
3, the slurry after stirring is transported in filling hold-up vessel by colloidal mill.
4, press packed weight filling.
The product of above-described embodiment 1, through detecting, finds that product tool has the following advantages:
(1) water resistance is excellent, by watertightness, is tested and is forced into 0.6Mpa, does not occur permeable phenomenon after 1h.
(2) high temperature resistant, stable performance, product by 100 ℃ of boiling water heating cycle 50 times, alkaline purification, immersion processing, UV treatment after the product cohesive strength of filming be greater than that 0.5Mpa, tensile strength can reach 2.0Mpa, elongation at break is greater than 150%.
(3) product stability is produced without breakdown of emulsion, segregation and grumeleuse after by the high-speed stirring 0.5h of 4000-5000 rev/min; Weather resistance is lasting, and 3000h is passed through in accelerated aging test.
(4) freeze-thaw resistance property is excellent, and to product, by-35 ℃, 50 circulations, do not occur chapping, come off, efflorescence, embrittlement phenomenon, and elongation at break does not change.
Embodiment 2
Before first step starting material and production, prepare:
1, by 250 kilograms of the coal-fired ashes of the solid waste of fuel-burning power plant discharge, SILICA FUME double centner, calcium carbonate double centner, 250 kilograms of silica powders, talcum powder double centner, wilkinite double centner, the required input of data by weight of above material measuring raw materials bucket, starting material feed screw automatic gauge is delivered in dry powder blend whipping device, dry powder blend homogenizing stirs 10 minutes, mix homogenizing degree and reach 99%, then by mixing finished product dry powder after homogenizing, throw in to stand-by in finished product storage silo.
2,500 kilograms of vinyl acetate-ethylene copolymer emulsions, 150 kilograms of aqueous epoxy resins, be delivered in high-speed mixing homogenizer stand-by.
3,5 kilograms of weighing wetting dispersing agents (naphthalenesulfonate polycondensate) are stand-by.
4,10 kilograms of weighing defoamers (polypropylene glycol) are stand-by;
Second step complex body aqueous polymer waterproof coating material is manufactured:
1, start high-speed mixing homogenizer, adjust 1500 revs/min of high-speed mixing homogenizers, after organic liquid stirs, drop into wetting dispersing agent, open dry powder weighing hopper valve, carry the uniform mineral filler dry powder of preparation to high speed hybrid homogenizer.
2, make mineral filler dry powder and organic liquid mix and blend 15 minutes, the defoamer drop into weighing, then stir slurry hybrid homogenizer after 5 minutes and stop, make that mixture slurry is quiet to stop 5 minutes, open again high-speed mixing homogenizer, adjust 1500 revs/min of high-speed mixing homogenizers, stir 5 minutes.
3, the slurry after stirring is transported in filling hold-up vessel by colloidal mill.
4, press packed weight filling.
The product of above-described embodiment 2, through detecting, finds that product tool has the following advantages:
(1) water resistance is excellent, by watertightness, is tested and is forced into 0.6Mpa, does not occur permeable phenomenon after 1h.
(2) high temperature resistant, stable performance, product by 100 ℃ of boiling water heating cycle 50 times, alkaline purification, immersion processing, UV treatment after the product cohesive strength of filming be greater than that 0.5Mpa, tensile strength can reach 2.0Mpa, elongation at break is greater than 150%.
(3) product stability is produced without breakdown of emulsion, segregation and grumeleuse after by the high-speed stirring 0.5h of 4000-5000 rev/min; Weather resistance is lasting, and 3000h is passed through in accelerated aging test.
(4) freeze-thaw resistance property is excellent, and to product, by-35 ℃, 50 circulations, do not occur chapping, come off, efflorescence, embrittlement phenomenon, and elongation at break does not change.
Embodiment 3
Its particular content is similar to embodiment 1, just in the manufactured materials of product, according to customer requirement, adds organic mill base, also can add ferric oxide toner, can modulate distinct colors facing.
That is to say, product complex body aqueous polymer waterproof coating material of the present invention is keeping, on the basis of its basic function, can need to adding some functional materials (as: toning) according to client again.
Routine as variation of the present invention:
(1) water-based latex in the present invention can be selected pure acrylate emulsion, vinyl acetate-ethylene copolymer emulsion, interpolymer latex of polystyrene and acrylic ester, styrene-butadiene latex.That these four kinds of emulsions have is cheap, be not subject to draw materials restriction and because causing the advantage of short effects limit, ample supply and prompt delivery season of area.
(2) the inorganic low-cementitious material in the present invention is II level flyash and the III level flyash of the coal-fired ash of solid waste of fuel-burning power plant discharge, dry discharge or wet discharge.Flyash is a kind of active filler, main component is silicon-dioxide, in complex body aqueous polymer waterproof coating material, mainly as inorganic low-cementitious material, use, the ultra-fine particle of SILICA FUME has strengthening and toughening effect, coating itself is prevented to the excreting water phenomenon of emanating waterproof coating; From 5 aspects such as density, fineness, specific surface area, wetting ability and pH value of flyash, analyzed the consistency of flyash and described water-based latex, having proved the inorganic low-cementitious material that flyash can be used as complex body aqueous polymer waterproof coating material uses, having increased degree of compactness, hydrophobicity, water tolerance, cohesiveness, the anticorrosive and weather resistance of waterproof coating, is also that total utilization of PCA has added a novel method.
(3) wetting dispersing agent in the present invention can be selected polycarboxylate, polyacrylic acid sodium salt, naphthalenesulfonate polycondensate, polyacrylic ester.
(4) defoamer in the present invention can be selected lower alcohol system, silicone resin system, mineral oil system, polar organic compounds system.Further, described lower alcohol system comprises Virahol, propyl carbinol, sec-butyl alcohol, methyl alcohol; Described silicone resin system comprises silicone resin, surface of silicone resin promoting agent, silicone resin powder; Described mineral oil system comprises tensio-active agent, mineral oil and the fatty acid metal salt surfactant of mineral oil; Described polar organic compounds system comprises amylalcohol, dibutyl carbitol, tributyl phosphate, oleic acid, polypropylene glycol.
In sum, be only preferred embodiment of the present invention, be not used for limiting practical range of the present invention, i.e. all equivalences of doing according to the content of the present patent application the scope of the claims change and modify, and all should be technology category of the present invention.
Claims (6)
1. a species complex aqueous polymer waterproof coating material, is characterized in that: its manufactured materials comprises,
A consists of organic liquid by water-based latex 500-1000 weight part, aqueous epoxy resins 100-150 weight part, wetting dispersing agent 5-10 weight part, defoamer 5-10 weight part;
The mineral filler that B is comprised of inorganic low-cementitious material 250-500 weight part, SILICA FUME 50-100 weight part, calcium carbonate 100-300 weight part, silica powder 100-250 weight part, talcum powder 50-100 weight part, wilkinite 50-100 weight part.
2. complex body aqueous polymer waterproof coating material according to claim 1, is characterized in that: described water-based latex is pure acrylate emulsion, vinyl acetate-ethylene copolymer emulsion, interpolymer latex of polystyrene and acrylic ester, styrene-butadiene latex.
3. complex body aqueous polymer waterproof coating material according to claim 1, is characterized in that: described inorganic low-cementitious material is II level flyash and the III level flyash of the coal-fired ash of the solid waste of fuel-burning power plant discharge, dry discharge or wet discharge.
4. complex body aqueous polymer waterproof coating material according to claim 1, is characterized in that: described wetting dispersing agent is polycarboxylate, polyacrylic acid sodium salt, naphthalenesulfonate polycondensate, polyacrylic ester.
5. complex body aqueous polymer waterproof coating material according to claim 1, is characterized in that: described defoamer is lower alcohol system, silicone resin system, mineral oil system, polar organic compounds system.
6. a manufacture method for the complex body aqueous polymer waterproof coating material as described in claim 1 or 2 or 3 or 4 or 5, is characterized in that: its manufacturing step is as follows,
Before first step starting material and production, prepare:
(1) mineral filler is inputted to measuring raw materials bucket by described weight part, starting material feed screw automatic gauge is delivered in dry powder blend whipping device, dry powder blend homogenizing stirs, and mixes homogenizing degree and reaches 99%, then by mixing mineral filler after homogenizing, throws in to stand-by in storage silo;
(2) water-based latex is delivered in liquid tank stand-by by described weight part;
(3) aqueous epoxy resins is delivered in liquid tank stand-by by described weight part;
(4) wetting dispersing agent weighs stand-by by described weight part;
(5) defoamer weighs stand-by by described weight part;
Second step waterproof paint is manufactured:
(1) start high-speed mixing homogenizer, adjust high-speed mixing homogenizer 1000-1500 rev/min, after organic liquid to be added stirs, drop into wetting dispersing agent; Open dry powder weighing hopper valve, carry the uniform mineral filler dry powder of preparation to high speed hybrid homogenizer;
(2) make mineral filler dry powder and organic liquid mix and blend 10-15 minute, drop into the defoamer weighing, stirring slurry hybrid homogenizer after 3-5 minute stops again, make the quiet 3-5 of stopping minute of mixture slurry, open again high-speed mixing homogenizer, adjust high-speed mixing homogenizer 800-1500 rev/min, stir 3-5 minute;
(3) slurry after stirring is transported in filling hold-up vessel by colloidal mill.
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Cited By (7)
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| CN104479501A (en) * | 2014-12-24 | 2015-04-01 | 北京艾施姆科技有限公司 | Self-cleaning waterborne epoxy coating for road guardrail and preparation method of self-cleaning waterborne epoxy coating |
| CN106085041A (en) * | 2016-07-12 | 2016-11-09 | 张海棠 | A kind of corrosion-resistant waterproof material and preparation method thereof |
| CN108395809A (en) * | 2018-03-21 | 2018-08-14 | 合肥广民建材有限公司 | A kind of indoor wall environment-friendly waterproof paint and preparation method thereof |
| CN109806821A (en) * | 2018-12-27 | 2019-05-28 | 昆山市淀山湖宝波树脂涂料厂 | A kind of production equipment of epoxy resin |
| CN110157302A (en) * | 2019-06-21 | 2019-08-23 | 江苏国胶新材料有限公司 | A kind of aqueous, environmental protective water-repellent paint and preparation method thereof |
| CN113337181A (en) * | 2021-07-23 | 2021-09-03 | 广东宝伯力新材料科技有限公司 | EVA and BS double-component middle paint and preparation method thereof |
| CN113637384A (en) * | 2021-07-26 | 2021-11-12 | 东方雨虹民用建材有限责任公司 | Environment-friendly epoxy resin composite waterproof coating, preparation method and construction method thereof, and waterproof coating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104479501A (en) * | 2014-12-24 | 2015-04-01 | 北京艾施姆科技有限公司 | Self-cleaning waterborne epoxy coating for road guardrail and preparation method of self-cleaning waterborne epoxy coating |
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| CN113337181A (en) * | 2021-07-23 | 2021-09-03 | 广东宝伯力新材料科技有限公司 | EVA and BS double-component middle paint and preparation method thereof |
| CN113637384A (en) * | 2021-07-26 | 2021-11-12 | 东方雨虹民用建材有限责任公司 | Environment-friendly epoxy resin composite waterproof coating, preparation method and construction method thereof, and waterproof coating |
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| CN104194500B (en) | 2016-04-06 |
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