CN112011273A - Spraying rapid-hardening rubber asphalt waterproof coating and preparation and construction method thereof - Google Patents
Spraying rapid-hardening rubber asphalt waterproof coating and preparation and construction method thereof Download PDFInfo
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- CN112011273A CN112011273A CN202010840803.3A CN202010840803A CN112011273A CN 112011273 A CN112011273 A CN 112011273A CN 202010840803 A CN202010840803 A CN 202010840803A CN 112011273 A CN112011273 A CN 112011273A
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/02—Implements for finishing work on buildings for applying plasticised masses to surfaces, e.g. plastering walls
- E04F21/06—Implements for applying plaster, insulating material, or the like
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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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Architecture (AREA)
- Inorganic Chemistry (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Paints Or Removers (AREA)
Abstract
The invention provides a spraying quick-setting rubber asphalt waterproof coating, which consists of a component A and a component B, wherein the component A comprises 700kg of emulsified asphalt 560-; the component B consists of inorganic salt and deionized water, and the specific mass ratio is 1: 8-10; the mass ratio of the component A to the component B is 1: 10. The spray-coating quick-setting rubber asphalt waterproof paint does not contain organic solvent and cosolvent, and has high tensile strength and ultrahigh high-temperature resistance.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to a spraying quick-setting rubber asphalt waterproof coating and a preparation and use method thereof.
Background
In recent years, the sprayed rapid-setting rubber asphalt waterproof coating has the advantages of rapidness and convenience in construction, full adhesion, no seam, high bonding strength, good waterproof effect, environmental friendliness, no toxicity and the like, gradually replaces the traditional roll material type waterproof mode, is rapidly and widely applied to waterproof systems of various occasions, and becomes the mainstream of the waterproof industry.
Construction experience shows that the spraying quick-setting rubber asphalt waterproof coating is convenient and quick to use in large-surface construction, but due to the formula system of the spraying quick-setting waterproof coating, the popularization and application of the spraying quick-setting rubber asphalt waterproof coating are restricted by low coating strength and high cost. In order to improve the coating strength and further reduce the product cost, the development of a high-strength low-cost spraying quick-setting rubber asphalt waterproof coating is urgently needed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention discloses a preparation method and a use method of a high-strength high-temperature-resistant spraying quick-setting rubber asphalt waterproof coating. The coating is added with a part of filler in the formula, and the filler can play a role in filling and compatibilization in products, can also improve the structural density and strength of the coating, and is favorable for improving the corrosion resistance, wear resistance and high temperature resistance of the coating.
The invention is realized by the following technical scheme: a spray-coating quick-setting rubber asphalt waterproof coating comprises a component A and a component B, wherein the component A comprises 700kg of emulsified asphalt 560-;
the component B consists of inorganic salt and water, and the specific mass ratio is 1: 8-10.
The water-based silicone resin is a white emulsion with the solid content of 50%.
The rubber latex is one or more of natural rubber latex or synthetic rubber latex which is selected from styrene-butadiene rubber, chloroprene rubber and butadiene styrene copolymer rubber; the latex has good low temperature resistance, high elongation, good weather resistance and stronger tensile strength.
The filler is selected from one or more of talcum powder, mica powder, light calcium carbonate and wollastonite;
the anti-settling auxiliary agent is selected from one or more of bentonite, attapulgite and cellulose ether;
the dispersant is an anionic dispersant and is selected from sodium acrylate salts or ammonium salts;
the defoaming agent is one of mineral oil and organic silicon, or the combination of the mineral oil and the organic silicon.
Preferably, the filler has a particle size in the range of 800 mesh to 3000 mesh.
Preferably, the anti-settling auxiliary agent is bentonite;
the inorganic salt of the component B is selected from one or more of calcium nitrate, sodium chloride and calcium chloride
Preferably, the inorganic salt of the component B is preferably calcium chloride
The spraying quick-setting rubber asphalt waterproof coating comprises a component A consisting of rubber emulsion, emulsified asphalt, water-based silicone resin, a filler and other auxiliaries, and a component B consisting of special inorganic salt as a flocculating agent. The product does not contain organic solvent and cosolvent, and has high tensile strength and ultrahigh high-temperature resistance.
The preparation process of the component A of the spray quick-setting rubber asphalt waterproof coating comprises the following steps:
(1) firstly, filler slurry is prepared: adding water according to the formula amount, adding a dispersing agent, an anti-settling auxiliary agent and a defoaming agent, uniformly dispersing, slowly adding a filler, fully wetting, and dispersing at a high speed for 30 minutes to obtain powder slurry. In order to ensure the stability of the system in the whole preparation process and the subsequent storage process, the pH value of the system needs to be adjusted to be between 10 and 13 in the slurry preparation process;
(2) uniformly stirring the emulsified asphalt and the rubber emulsion according to the formula ratio at a low speed, adding the filler slurry prepared in the step 1, and continuously stirring at the low speed for 10 minutes;
(3) filtering and packaging to obtain the finished product.
Preferably, the pH regulator is one or more of sodium hydroxide, ethanolamine and 2-amino-2-methyl-1-propanol.
The construction method of the spraying quick-setting rubber asphalt waterproof coating comprises the following steps:
(1) base layer treatment: treating the base layer to ensure that the base layer has no sharp edges or grooves, the surface is firm and flat, and no phenomena of sanding and peeling are caused, and the base surface is swept to ensure that the base surface has no floating or sinking or impurities;
(2) detail processing: cleaning floating ash of a detail structure, adding a non-woven fabric to reinforce a detail node, and brushing a layer of 905 type self-drying rubber asphalt waterproof coating, wherein the non-woven fabric is required to be laid and pasted smoothly without wrinkles, bulges and edges, and the step of brushing the 905 type self-drying rubber asphalt waterproof coating for the second time is required to completely soak the non-woven fabric;
(3) spraying: the sprayed rapid-hardening asphalt rubber waterproof paint is a two-component paint, a special spray gun is adopted for spraying, and the two components are converged and mixed in the air and are precipitated on the ground to form a film so as to form a complete rubber waterproof layer; before spraying, the component A is slowly and fully stirred to be uniformly mixed, and the component B is not sprinkled in the component A in the stirring process; during spraying operation, the spray gun is perpendicular to a spraying base layer at a distance of 50 cm, the spray gun is moved at a constant speed, and the spray gun is transversely and longitudinally sprayed to the thickness required by the design;
the invention has the beneficial effects that:
the invention adopts the water-based silicone resin, which has excellent high temperature resistance and good room temperature self-drying property, in addition, the superfine high temperature resistant filler is added in the whole formula, is uniformly dispersed in the coating, plays a role of a three-dimensional skeleton in the coating, further increases the strength and the high temperature resistance of the paint film, and the filler is added to reduce the cost of the coating, thereby being beneficial to the popularization and the application of the product.
Detailed Description
The technical solutions of the present invention are further described below with reference to specific time embodiments, but the present invention is not limited thereto, and any simple modifications or equivalent substitutions made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention should be covered in the protection scope of the present invention.
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Example 1
A spraying quick-setting rubber asphalt waterproof coating comprises a component A and a component B, wherein the component A comprises 560kg of emulsified asphalt, 150kg of water-based silicone resin, 240kg of rubber emulsion, 30kg of filler, 2kg of anti-settling auxiliary agent, 2kg of defoaming agent and 35kg of deionized water;
the component B consists of inorganic salt and water, and the specific mass ratio is 1: 8.
The mass ratio of the component A to the component B is 1: 10.
the preparation process of the component A of the spray quick-setting rubber asphalt waterproof coating comprises the following steps:
(1) firstly, filler slurry is prepared: adding water according to the formula amount, adding a dispersing agent, an anti-settling auxiliary agent and a defoaming agent, uniformly dispersing, slowly adding a filler, fully wetting, and dispersing at a high speed for 30 minutes to obtain powder slurry. In order to ensure the stability of the system in the whole preparation process and the subsequent storage process, the pH value of the system needs to be adjusted to be between 10 and 13 in the slurry preparation process;
(2) uniformly stirring the emulsified asphalt and the rubber emulsion according to the formula ratio at a low speed, adding the filler slurry prepared in the step 1, and continuously stirring at the low speed for 10 minutes;
(3) filtering and packaging to obtain the finished product.
The construction method of the spraying quick-setting rubber asphalt waterproof coating comprises the following steps:
(1) base layer treatment: treating the base layer to ensure that the base layer has no sharp edges or grooves, the surface is firm and flat, and the base layer is flushed without sand and peeling phenomena, so that the base layer has no floating or sinking or impurities.
(2) Detail processing: cleaning floating ash of a detail structure, adding a non-woven fabric to reinforce and coat a layer of 905 type self-drying rubber asphalt waterproof coating on a detail node, wherein the non-woven fabric is required to be laid and pasted smoothly without wrinkles, bulges and edges, and the step of coating 905 type self-drying rubber asphalt waterproof coating for the second time is required to completely soak the non-woven fabric.
(3) Spraying: the sprayed rapid-hardening asphalt rubber waterproof paint is a two-component paint, a special spray gun is adopted for spraying, and the two components are converged and mixed in the air and are precipitated on the ground to form a film so as to form a complete rubber waterproof layer; before spraying, the component A is slowly and fully stirred to be uniformly mixed, and the component B is not sprinkled in the component A in the stirring process; during spraying operation, the spray gun is perpendicular to a spraying base layer at a distance of 50 cm, the spray gun is moved at a constant speed, and the spraying is carried out in a transverse and longitudinal cross mode until the thickness reaches the design requirement.
Example 2
A spraying quick-setting rubber asphalt waterproof coating comprises a component A and a component B, wherein the component A comprises 600kg of emulsified asphalt, 270kg of rubber emulsion, 120kg of water-based silicone resin, 45kg of filler, 3kg of anti-settling auxiliary agent, 3kg of defoaming agent and 50kg of deionized water;
the component B consists of inorganic salt and water, and the specific mass ratio is 1: 10.
The mass ratio of the component A to the component B is 1: 10.
the preparation process of the component A of the spray quick-setting rubber asphalt waterproof coating and the construction method of the coating are the same as those of the example 1.
Example 3
A spraying quick-setting rubber asphalt waterproof coating comprises a component A and a component B, wherein the component A comprises 630kg of emulsified asphalt, 300kg of rubber emulsion, 100kg of water-based silicone resin, 60kg of filler, 4kg of anti-settling auxiliary agent, 4kg of defoaming agent and 75kg of deionized water;
the component B consists of inorganic salt and water, and the specific mass ratio is 1: 10.
The mass ratio of the component A to the component B is 1: 10.
the preparation process of the component A of the spray quick-setting rubber asphalt waterproof coating and the construction method of the coating are the same as those of the example 1.
Example 4
A spraying quick-setting rubber asphalt waterproof coating comprises a component A and a component B, wherein the component A comprises 700kg of emulsified asphalt, 270kg of rubber emulsion, 80kg of water-based silicone resin, 30kg of filler, 2kg of anti-settling auxiliary agent, 2kg of defoaming agent and 60kg of deionized water;
the component B consists of inorganic salt and water, and the specific mass ratio is 1: 8.
The mass ratio of the component A to the component B is 1: 10.
the preparation process of the component A of the spray quick-setting rubber asphalt waterproof coating and the construction method of the coating are the same as those of the example 1.
Example 5
A spraying quick-setting rubber asphalt waterproof coating comprises a component A and a component B, wherein the component A comprises 560kg of emulsified asphalt, 300kg of rubber emulsion, 50kg of water-based silicone resin, 60kg of filler, 3kg of anti-settling auxiliary agent, 3kg of defoaming agent and 75kg of deionized water;
the component B consists of inorganic salt and water, and the specific mass ratio is 1: 9.
The mass ratio of the component A to the component B is 1: 10.
the preparation process of the component A of the spray quick-setting rubber asphalt waterproof coating and the construction method of the coating are the same as those of the example 1.
Example 6
A spraying quick-setting rubber asphalt waterproof coating comprises a component A and a component B, wherein the component A comprises 560kg of emulsified asphalt, 270kg of rubber emulsion, 50kg of water-based silicone resin, 45kg of filler, 4kg of anti-settling auxiliary agent, 4kg of defoaming agent and 75kg of deionized water;
the component B consists of inorganic salt and water, and the specific mass ratio is 1: 8.
The mass ratio of the component A to the component B is 1:10
The preparation process of the component A of the spray quick-setting rubber asphalt waterproof coating and the construction method of the coating are the same as those of the example 1.
The coatings prepared in examples 1 to 6 were tested for performance according to the test method specified in the national standard GB/T16777-2008 "test method for waterproof coating for building" (published), and the results of various commercially available general coatings were tested according to the same standard method, and the results were averaged as shown in table 1.
From the above table 1, it can be seen that:
the filler-containing spray quick-setting rubber asphalt waterproof coating has good mechanical properties, the tensile strength is more than or equal to 1.5MPa, the general value is 0.5MPa, the high temperature resistance is 180 ℃ (5 hours), the coating does not slide or drip, the temperature resistance is much higher than the general value of 120 ℃ (5 hours), and the elongation at break is more than or equal to 1000%; when the waterproof material is applied to a part with large dynamic load displacement, tensile damage is not easy to generate, and strong performance guarantee is provided for building waterproofing.
Of course, the above description is not limited to the above examples, and the undescribed technical features of the present invention can be implemented by or using the prior art, and will not be described herein again; the above embodiments are merely for illustrating the technical solutions of the present invention and not for limiting the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions which are made by those skilled in the art within the spirit of the present invention are also within the scope of the claims of the present invention.
Claims (5)
1. The spraying quick-setting rubber asphalt waterproof coating is characterized by comprising the following components in parts by weight: the coating consists of a component A and a component B, wherein the component A comprises 700kg of emulsified asphalt 560-; the component B consists of inorganic salt and deionized water, and the specific mass ratio is 1: 8-10;
the mass ratio of the component A to the component B is 1: 10.
2. The spray quick-setting rubber asphalt waterproof coating material as claimed in claim 1, wherein:
the rubber latex is one or more of natural rubber latex or synthetic rubber latex which is selected from styrene-butadiene rubber, chloroprene rubber and butadiene styrene copolymer rubber;
the filler is selected from one or more of talcum powder, mica powder, light calcium carbonate and wollastonite, and is used in a compounding way, and the particle size range of the filler is 800-3000 meshes;
the anti-settling auxiliary agent is selected from one or more of bentonite, attapulgite and cellulose ether, preferably bentonite;
the dispersant is an anionic dispersant and is selected from sodium acrylate salts or ammonium salts;
the defoaming agent is one of mineral oil and organic silicon or the combination of the mineral oil and the organic silicon;
the inorganic salt of the component B is selected from one or more of calcium nitrate, sodium chloride and calcium chloride, and is preferably calcium chloride.
3. The spray quick-setting rubber asphalt waterproof coating material as claimed in claim 1, wherein: the water-based silicone resin is a white emulsion with the solid content of 50%.
4. A preparation method of the component A in the spray quick-setting rubber asphalt waterproof coating material of claim 1 is characterized in that:
(1) firstly, filler slurry is prepared: adding water with the formula amount, adding a dispersing agent, an anti-settling auxiliary agent and a defoaming agent, uniformly dispersing, slowly adding a filler, fully wetting, and dispersing at a high speed for 30 minutes to obtain powder slurry;
in order to ensure the stability of the system in the whole preparation process and the subsequent storage process, the pH value of the system needs to be adjusted to be between 10 and 13 in the slurry preparation process;
(2) uniformly stirring the emulsified asphalt and the rubber emulsion according to the formula ratio at a low speed, adding the filler slurry prepared in the step 1, and continuously stirring at the low speed for 10 minutes;
(3) filtering and packaging to obtain the finished product.
5. The preparation method of the component A in the spray quick-setting rubber asphalt waterproof coating according to claim 3, characterized in that: the pH regulator is one or more of sodium hydroxide, ethanolamine and 2-amino-2-methyl-1-propanol;
the construction method of spraying the quick-setting rubber asphalt waterproofing paint according to claim 1, characterized in that:
(1) base layer treatment: treating the base layer to ensure that the base layer has no sharp edges or grooves, the surface is firm and flat, and no phenomena of sanding and peeling are caused, and the base surface is swept to ensure that the base surface has no floating or sinking or impurities;
(2) detail processing: cleaning floating ash of a detail structure, adding a non-woven fabric to reinforce a detail node, and brushing a layer of 905 type self-drying rubber asphalt waterproof coating, wherein the non-woven fabric is required to be laid and pasted smoothly without wrinkles, bulges and edges, and the step of brushing the 905 type self-drying rubber asphalt waterproof coating for the second time is required to completely soak the non-woven fabric;
(3) spraying: the sprayed rapid-hardening asphalt rubber waterproof paint is a two-component paint, a special spray gun is adopted for spraying, and the two components are converged and mixed in the air and are precipitated on the ground to form a film so as to form a complete rubber waterproof layer; before spraying, the component A is slowly and fully stirred to be uniformly mixed, and the component B is not sprinkled in the component A in the stirring process; during spraying operation, the spray gun is perpendicular to a spraying base layer at a distance of 50 cm, the spray gun is moved at a constant speed, and the spraying is carried out in a transverse and longitudinal cross mode until the thickness reaches the design requirement.
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| CN202010840803.3A CN112011273A (en) | 2020-08-20 | 2020-08-20 | Spraying rapid-hardening rubber asphalt waterproof coating and preparation and construction method thereof |
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| CN202010840803.3A CN112011273A (en) | 2020-08-20 | 2020-08-20 | Spraying rapid-hardening rubber asphalt waterproof coating and preparation and construction method thereof |
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Cited By (2)
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| CN115260909A (en) * | 2022-08-11 | 2022-11-01 | 广州圆肯电子科技有限公司 | Coating for improving tone quality in sound box and preparation method |
| CN118480310A (en) * | 2024-07-16 | 2024-08-13 | 克拉玛依友联实业有限责任公司 | Asphalt-based spray-coating quick-setting waterproof coating composition and production method thereof |
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