CN112480819A - Water-based non-cured asphalt waterproof coating - Google Patents
Water-based non-cured asphalt waterproof coating Download PDFInfo
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- CN112480819A CN112480819A CN202011192201.8A CN202011192201A CN112480819A CN 112480819 A CN112480819 A CN 112480819A CN 202011192201 A CN202011192201 A CN 202011192201A CN 112480819 A CN112480819 A CN 112480819A
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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
- C09D195/00—Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/16—Halogen-containing compounds
- C08K2003/162—Calcium, strontium or barium halides, e.g. calcium, strontium or barium chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention provides a water-based non-cured asphalt waterproof coating which is prepared by mixing A, B components and comprises the following components in parts by weight: the component A comprises: 70-80 parts of emulsified asphalt, 50-60 parts of butylbenzene emulsion, 1-3 parts of coagulant, 1-2 parts of dispersant, 0.5-1 part of stabilizer and 5-10 parts of filler; and B component: 5-10 parts of demulsifier and 10-20 parts of water. The component A adopts emulsified asphalt and butylbenzene emulsion as main materials, is assisted by a coagulant, a dispersant, a stabilizer, a filler and the like, does not contain an organic solvent, has good environmental protection performance and low cost, and can be stored for a long time. The component B is demulsifier and water, and is convenient to store. The water-based non-cured waterproof coating provided by the invention has the advantages of short demulsification time, high dehydration rate and short forming time, can be used for construction in rainy days or under low temperature conditions, and is suitable for vertical surface spraying.
Description
Technical Field
The invention relates to the field of waterproof coatings, and particularly relates to a water-based non-cured asphalt waterproof coating.
Background
The non-cured asphalt waterproof coating has good adhesiveness, extensibility and self-healing property, has good flexibility at low temperature, can realize seamless construction in waterproof construction, and is a novel asphalt waterproof material. The water-based non-curing waterproof coating disclosed in Chinese patent CN105038593A consists of a component A and a component B; the component A consists of cationic rubber modified emulsified asphalt, tackifying resin emulsion, self-adhesive auxiliary agent, interfacial agent, antifreezing agent and anti-aging agent; the component B consists of inorganic salt, a buffering agent and water, wherein the mixed rubber in the cation rubber modified emulsified asphalt consists of carbon black reinforced SBR rubber, SBS rubber and SIS rubber. However, in practical use, the problems of long demulsification time and slow dehydration exist, so that the forming time of the coating is prolonged, the coating is suitable for a horizontal plane, the phenomenon of sagging is easy to occur in vertical surface spraying, and the problems of low demulsification speed and the like occur in rainy day construction or low temperature conditions.
Disclosure of Invention
The invention aims to provide a water-based non-cured asphalt waterproof coating, which is prepared by taking 50% of emulsified asphalt and 50% of styrene-butadiene emulsion as main materials to prepare a component A and taking a demulsifier as a component B, and stirring A B components in proportion before construction.
In order to achieve the purpose, the invention provides a water-based non-cured asphalt waterproof coating which is prepared by mixing A, B components and comprises the following components in parts by weight:
the component A comprises: 70-80 parts of emulsified asphalt, 50-60 parts of butylbenzene emulsion, 1-3 parts of coagulant, 1-2 parts of dispersant, 0.5-1 part of stabilizer and 5-10 parts of filler;
and B component: 5-10 parts of demulsifier and 10-20 parts of water.
Preferably, the emulsified bitumen has a solids content of 45-50%.
Preferably, the accelerator comprises any one or a mixture of both of potassium aluminium sulphate and calcium chloride.
Preferably, the dispersant comprises a sodium polyacrylate salt.
Preferably, the stabilizer comprises an organic amine stabilizer.
Preferably, the filler comprises a mixture of any one or more of bentonite, kaolin and mica powder.
Preferably, the component A also comprises 1-2 parts of an antifreezing agent, and the antifreezing agent comprises any one of ethylene glycol and propylene glycol.
Preferably, the demulsifier comprises any one of carboxylates, sulfonates and polyoxyethylene fatty sulfate.
The invention has the beneficial effects that:
the water-based non-cured waterproof coating provided by the invention is obtained by uniformly mixing A, B components before use, wherein the component A adopts emulsified asphalt and butylbenzene emulsion as main materials, is assisted by a coagulant, a dispersant, a stabilizer, a filler and the like, does not contain an organic solvent, has good environmental protection performance and low cost, and can be stored for a long time. The component B is demulsifier and water, and is convenient to store. The water-based non-cured waterproof coating provided by the invention has the advantages of short demulsification time, high dehydration rate and short forming time, can be used for construction in rainy days or under low temperature conditions, and is suitable for vertical surface spraying.
Detailed Description
In order to more clearly and completely describe the technical scheme of the invention, the invention is further described in detail by the specific embodiments, and it should be understood that the specific embodiments described herein are only used for explaining the invention, and are not used for limiting the invention, and various changes can be made within the scope defined by the claims of the invention.
Example 1-comparative example 2
An aqueous non-cured asphalt waterproof coating is prepared by mixing A, B components, and the components are shown in Table 1 in parts by weight.
TABLE 1
The coatings prepared in the examples and comparative examples were tested for the following conditions:
1. and (2) adhesive property, spraying the water-based non-cured waterproof coating on the surface of cement mortar, wherein the coating area is 100 x 50mm, the thickness is 2 +/-0.2 mm, detecting the adhesive strength between a waterproof system and the cement mortar by using a waterproof coating adhesion tester after maintenance, and dividing a dry base surface and a wet base surface.
2. And observing the sagging phenomenon of vertical spraying.
3. Low temperature flexibility, according to chapter 13 of GB/T16777-2008.
The results are shown in table 2:
finally, it should be emphasized that the above-described preferred embodiments of the present invention are merely examples of implementations, rather than limitations, and that many variations and modifications of the invention are possible to those skilled in the art, without departing from the spirit and scope of the invention.
Claims (8)
1. The water-based non-cured asphalt waterproof coating is prepared by mixing A, B components, and is characterized by comprising the following components in parts by weight:
the component A comprises: 70-80 parts of emulsified asphalt, 50-60 parts of butylbenzene emulsion, 1-3 parts of coagulant, 1-2 parts of dispersant, 0.5-1 part of stabilizer and 5-10 parts of filler;
and B component: 5-10 parts of demulsifier and 10-20 parts of water.
2. The water-based non-curable asphalt waterproofing coating according to claim 1, characterized in that: the solid content of the emulsified asphalt is 45-50%.
3. The water-based non-curable asphalt waterproofing coating according to claim 1, characterized in that: the coagulant comprises any one or a mixture of two of aluminum potassium sulfate and calcium chloride.
4. The water-based non-curable asphalt waterproofing coating according to claim 1, characterized in that: the dispersant comprises a sodium polyacrylate salt.
5. The water-based non-curable asphalt waterproofing coating according to claim 1, characterized in that: the stabilizer includes an organic amine stabilizer.
6. The water-based non-curable asphalt waterproofing coating according to claim 1, characterized in that: the filler comprises one or more of bentonite, kaolin and mica powder.
7. The water-based non-curable asphalt waterproofing coating according to claim 1, characterized in that: the component A also comprises 1-2 parts of an antifreezing agent, and the antifreezing agent comprises any one of ethylene glycol and propylene glycol.
8. The water-based non-curable asphalt waterproofing coating according to claim 1, characterized in that: the demulsifier comprises any one of carboxylate, sulfonate and polyoxyethylene fatty sulfate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011192201.8A CN112480819A (en) | 2020-10-30 | 2020-10-30 | Water-based non-cured asphalt waterproof coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011192201.8A CN112480819A (en) | 2020-10-30 | 2020-10-30 | Water-based non-cured asphalt waterproof coating |
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| Publication Number | Publication Date |
|---|---|
| CN112480819A true CN112480819A (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011192201.8A Pending CN112480819A (en) | 2020-10-30 | 2020-10-30 | Water-based non-cured asphalt waterproof coating |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106398536A (en) * | 2016-09-18 | 2017-02-15 | 科顺防水科技股份有限公司 | Anionic water-based non-curing rubber asphalt waterproof coating and preparation method thereof |
| CN107083190A (en) * | 2017-04-28 | 2017-08-22 | 江阴正邦化学品有限公司 | A kind of aqueous uncured water-repellent paint |
| CN107446501A (en) * | 2017-07-28 | 2017-12-08 | 江阴正邦化学品有限公司 | A kind of water-based uncured rubber asphalt waterproof coating of spraying of root-resistant puncturing |
| CN111793436A (en) * | 2020-07-20 | 2020-10-20 | 上海三棵树防水技术有限公司 | Single-component asphalt-based water-based non-cured rubber asphalt waterproof coating and preparation method thereof |
-
2020
- 2020-10-30 CN CN202011192201.8A patent/CN112480819A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106398536A (en) * | 2016-09-18 | 2017-02-15 | 科顺防水科技股份有限公司 | Anionic water-based non-curing rubber asphalt waterproof coating and preparation method thereof |
| CN107083190A (en) * | 2017-04-28 | 2017-08-22 | 江阴正邦化学品有限公司 | A kind of aqueous uncured water-repellent paint |
| CN107446501A (en) * | 2017-07-28 | 2017-12-08 | 江阴正邦化学品有限公司 | A kind of water-based uncured rubber asphalt waterproof coating of spraying of root-resistant puncturing |
| CN111793436A (en) * | 2020-07-20 | 2020-10-20 | 上海三棵树防水技术有限公司 | Single-component asphalt-based water-based non-cured rubber asphalt waterproof coating and preparation method thereof |
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Application publication date: 20210312 |