CN112760037A - Non-asphalt-based non-cured rubber waterproof coating and preparation method thereof - Google Patents
Non-asphalt-based non-cured rubber waterproof coating and preparation method thereof Download PDFInfo
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- 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
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Abstract
The invention relates to a non-asphalt-based non-cured rubber waterproof coating and a preparation method thereof, and the non-asphalt-based non-cured rubber waterproof coating is mainly prepared from the following components in parts by weight:
Description
Technical Field
The invention relates to a non-asphalt-based non-cured rubber waterproof coating and a preparation method thereof, which are applied to the field of waterproof coatings.
Background
The non-curing rubber waterproof coating is not cured for a long time after contacting with air, always keeps the characteristic of sticky colloid, has strong self-healing capability, is sticky when being touched and difficult to peel off, and can seal cracks and capillary holes of a base layer.
However, the traditional non-curing rubber waterproof coating takes rubber, asphalt and softening oil as main components, and high-temperature additives and fillers are added. The main raw material petroleum asphalt has the defects of poor aging resistance, low equivalent softening point, high equivalent brittleness point, poor low-temperature resistance, harmful substances generated by volatilization of light components in the heating process and the like, so that the properties of the non-cured rubber waterproof coating product such as aging resistance, high-temperature heat resistance, low-temperature flexibility and the like are insufficient, a large amount of harmful substances volatilize in the construction process, and the environment is seriously polluted and the health of construction personnel is damaged.
Therefore, it is necessary to provide a non-asphalt-based non-cured rubber waterproof coating with good high-temperature heat resistance and low-temperature flexibility, good aging resistance, good adhesive property and workability, and environmental protection, and a preparation method thereof.
Disclosure of Invention
In order to overcome the defects that the existing non-cured rubber waterproof coating takes rubber, asphalt and softening oil as main components, has insufficient ageing resistance, high-temperature heat resistance and low-temperature flexibility and volatilizes a large amount of harmful substances in the construction process, the invention provides the non-asphalt-based non-cured rubber waterproof coating and the preparation method thereof.
The technical scheme of the invention is as follows:
a non-asphalt-based non-cured rubber waterproof coating is mainly prepared from the following components in parts by weight:
the softening oil with the flash point of more than or equal to 200 ℃ is one or any combination of more than two of aromatic oil, naphthenic oil, white oil, lubricating oil or reduced line oil.
According to the non-asphalt-based non-cured rubber waterproof coating, softening oil with a flash point of more than or equal to 200 ℃ and petroleum resin are adopted to replace petroleum asphalt raw materials frequently used in the existing non-cured rubber waterproof coating, and the defects of insufficient high-temperature heat resistance and low-temperature flexibility, poor ageing resistance and bonding performance, generation of a large amount of toxic volatile matters in the construction process and the like of the existing product are overcome by optimizing the raw material formula, namely the synergistic effect of the softening oil with the flash point of more than or equal to 200 ℃, the petroleum resin, the thermoplastic elastomer and the high-temperature assistant, and the matching of effective components such as an anti-aging agent, an odor eliminating agent and the like and the dosage. The high-temperature-resistant waterproof coiled material has excellent high-temperature heat resistance and low-temperature flexibility (the high-temperature performance at 70 ℃ is qualified, the low-temperature flexibility at 25 ℃ is qualified), excellent ageing resistance (the index is qualified after ageing for 28 days), good bonding performance with a base layer and a waterproof coiled material, excellent construction performance (the viscosity is low, the viscosity at 150 ℃ is less than 1200mPa.s), safety, environmental protection and no peculiar smell, the high-temperature-resistant waterproof coiled material has a very high flash point, flash combustion or explosion can not occur in high-temperature construction, the construction environment can be greatly improved, the health and safety of constructors can be ensured, and the waterproof life of a building can be greatly prolonged. The optimized softening oil with the flash point of more than or equal to 200 ℃ can greatly improve the low-temperature performance and the adhesive property of the product and reduce the volatilization amount of harmful substances during construction. The anti-aging agent can improve the anti-aging performance of the product and prolong the waterproof life of the building. The deodorant can reduce the pungent smell generated during high-temperature construction of the product. By adding the inorganic pigments with different colors, the product has different colors and bright colors, and is distinguished from the single black color of the common non-cured rubber asphalt waterproof coating.
The petroleum resin is one or any combination of more than two of C9 petroleum resin, C5 petroleum resin, C5C9 copolymerized petroleum resin, C9 hydrogenated petroleum resin or C5 hydrogenated petroleum resin.
The preferable petroleum resin can greatly improve the high-temperature performance and the bonding performance of the product and reduce the volatilization amount of harmful substances during construction.
The thermoplastic elastomer is one or any combination of more than two of styrene-butadiene-styrene block copolymer, polystyrene-butadiene copolymer or styrene-isoprene-styrene block copolymer.
The preferred class of thermoplastic elastomers can greatly improve the high temperature heat resistance, low temperature flexibility and adhesive properties of the product.
The high-temperature auxiliary agent is one or any combination of more than two of polyethylene wax powder, polypropylene wax powder, polyamide wax powder, modified polyethylene wax powder, modified polypropylene wax powder or modified polyamide wax powder.
The high-temperature performance of the product can be greatly improved and the viscosity of the product can be reduced by optimizing the types of the high-temperature auxiliary agents.
The inorganic filler is one or any combination of more than two of light calcium carbonate, heavy calcium carbonate, talcum powder, fly ash or stone powder.
The preferable types of the inorganic filler can improve the comprehensive performance and the storage stability of the product.
The inorganic pigment is one of iron oxide red, chromium oxide green or iron blue.
Preferred inorganic pigments are generally readily available and low in cost.
The anti-aging agent is one or any combination of more than two of an antioxidant 1076, an antioxidant 1010, an antioxidant 1024, an antioxidant 1098, an antioxidant 2246 and an antioxidant 168.
The anti-aging performance of the product can be improved by optimizing the types of the anti-aging agents, and the service life of the product is prolonged.
The preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
firstly, heating softening oil with the flash point of more than or equal to 200 ℃ to 120 ℃ of 100-;
secondly, adding the thermoplastic elastomer into the mixture obtained in the step one, stirring at the speed of 450-;
thirdly, adding a high-temperature auxiliary agent, an inorganic pigment, an anti-aging agent and a deodorant into the mixture obtained in the step (II), and stirring at the speed of 450-;
and (IV) adding an inorganic filler into the mixture obtained in the step (III), and stirring at the speed of 450-550r/min for 1-2h to obtain the non-asphalt-based non-cured rubber waterproof coating.
The preparation method of the non-asphalt-based non-cured rubber waterproof coating is simple in process, short in time consumption and convenient to popularize. The parameters of the preparation process are preferably limited, so that the prepared colorful non-asphalt-based non-cured rubber waterproof coating has more excellent performance.
Compared with the prior art, the method has the following advantages:
1) the non-asphalt-based non-cured rubber waterproof coating replaces a petroleum asphalt raw material frequently used in the existing non-cured rubber waterproof coating, and overcomes the defects of insufficient high-temperature heat resistance and low-temperature flexibility, poor ageing resistance, poor bonding performance, generation of a large amount of toxic volatile matters in the construction process and the like of the existing product by optimizing the raw material formula, namely the synergistic effect of softening oil, petroleum resin, thermoplastic elastomer and high-temperature auxiliary agent with the flash point of more than or equal to 200 ℃, and synergistically eliminating pungent smell by using a deodorant and an anti-aging agent and matching other effective components in the dosage proportion; the product has excellent high-temperature heat resistance and low-temperature flexibility (the high-temperature performance at 70 ℃ is qualified, the low-temperature flexibility at 25 ℃ is qualified), excellent ageing resistance (the index is qualified after ageing for 28 days), good bonding performance with a base layer and a waterproof coiled material, excellent construction performance (the viscosity is low, the viscosity at 150 ℃ is less than 1200mPa.s), safety, environmental protection and no peculiar smell, has very high flash point, does not generate flash combustion or explosion phenomenon during high-temperature construction, can greatly improve the construction environment, ensure the health and safety of constructors, and can greatly prolong the waterproof life of a building;
2) the anti-aging agent improves the anti-aging performance of the product and prolongs the waterproof life of the building;
3) the deodorant effectively reduces or even eliminates harmful pungent smell generated in the high-temperature construction process;
4) the addition of the inorganic pigment can ensure that the product has different colors and bright colors, is distinguished from the single black color of the common non-cured rubber asphalt waterproof coating, and has more competitiveness;
5) the preparation method of the non-asphalt-based non-cured rubber waterproof coating is simple in process, short in time consumption and convenient to popularize; the parameters of the preparation process are preferably limited, so that the prepared colorful non-asphalt-based non-cured rubber waterproof coating has more excellent performance.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the embodiments of the specification.
Example 1
The invention relates to a non-asphalt-based non-cured rubber waterproof coating which is mainly prepared from the following components in parts by weight:
the preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
heating aromatic oil to 110 ℃, then adding C5 petroleum resin, heating to 140 ℃ while stirring at the speed of 500r/min, and stirring for 1 h;
secondly, adding the styrene-butadiene-styrene block copolymer into the mixture obtained in the step one, heating to 175 ℃ while stirring at the speed of 500r/min, and stirring for 2.5 hours;
thirdly, adding polyethylene wax powder, iron oxide red, antioxidant 1076 and deodorant into the mixture obtained in the step (II), and stirring for 1h at the speed of 500 r/min;
and (IV) adding fly ash into the mixture obtained in the step (III), and stirring at the speed of 500r/min for 1.5h to obtain the non-asphalt-based non-cured rubber waterproof coating.
Example 2
The invention relates to a non-asphalt-based non-cured rubber waterproof coating which is mainly prepared from the following components in parts by weight:
the preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
firstly, heating the lubricating oil to 100 ℃, then adding C9 petroleum resin into the lubricating oil, heating the lubricating oil to 130 ℃ while stirring at the speed of 550r/min, and stirring for 1.5 hours;
adding a styrene-butadiene-styrene block copolymer and a styrene-isoprene-styrene block copolymer into the mixture obtained in the step (I), heating to 180 ℃ while stirring at the speed of 450r/min, and stirring for 2 hours;
thirdly, adding polypropylene wax powder, chromium oxide green, antioxidant 1024 and deodorant into the mixture obtained in the second step, and stirring for 3 hours at the speed of 450 r/min;
and (IV) adding talcum powder into the mixture obtained in the step (III), and stirring at the speed of 450r/min for 2h to obtain the non-asphalt-based non-cured rubber waterproof coating.
Example 3
The invention relates to a non-asphalt-based non-cured rubber waterproof coating which is mainly prepared from the following components in parts by weight:
the preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
firstly, heating high white oil to 120 ℃, then adding C5C9 copolymerized petroleum resin, heating to 150 ℃ while stirring at the speed of 450r/min, and stirring for 2 hours;
adding a styrene-butadiene-styrene block copolymer and a polystyrene butadiene copolymer into the mixture obtained in the step (I), heating to 170 ℃ while stirring at the speed of 550r/min, and stirring for 3 hours;
thirdly, adding polyamide wax powder, iron blue, an antioxidant 1098 and a deodorant into the mixture obtained in the step (II), and stirring at the speed of 550r/min for 2 hours;
and (IV) adding light calcium carbonate into the mixture obtained in the step (III), and stirring at the speed of 550r/min for 1h to obtain the non-asphalt-based non-cured rubber waterproof coating.
Example 4
The invention relates to a non-asphalt-based non-cured rubber waterproof coating which is mainly prepared from the following components in parts by weight:
the preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
firstly, heating the lubricating oil to 100 ℃, then adding C5 hydrogenated petroleum resin, stirring at the speed of 450r/min, heating to 150 ℃, and stirring for 3 hours;
secondly, adding a styrene-isoprene-styrene block copolymer into the mixture obtained in the step one, heating to 180 ℃ while stirring at the speed of 450r/min, and stirring for 3 hours;
thirdly, adding the modified polyethylene wax powder, the iron oxide red, the antioxidant 2246 and the deodorant into the mixture obtained in the second step, and stirring for 3 hours at the speed of 450 r/min;
and (IV) adding talcum powder into the mixture obtained in the step (III), and stirring at the speed of 550r/min for 1h to obtain the non-asphalt-based non-cured rubber waterproof coating.
Example 5
The invention relates to a non-asphalt-based non-cured rubber waterproof coating which is mainly prepared from the following components in parts by weight:
the preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
heating naphthenic oil to 120 ℃, then adding the naphthenic oil into the naphthenic oil, heating the naphthenic oil to 130 ℃ while stirring at the speed of 550r/min, and stirring for 2 hours;
adding a styrene-butadiene-styrene block copolymer and a styrene-isoprene-styrene block copolymer into the mixture obtained in the step (I), heating to 170 ℃ while stirring at the speed of 550r/min, and stirring for 3 hours;
thirdly, adding modified polypropylene wax powder, chromium oxide green, antioxidant 168 and deodorant into the mixture obtained in the second step, and stirring for 3 hours at the speed of 450 r/min;
and (IV) adding stone powder into the mixture obtained in the step (III), and stirring at the speed of 550r/min for 1h to obtain the non-asphalt-based non-cured rubber waterproof coating.
Example 6
The invention relates to a non-asphalt-based non-cured rubber waterproof coating which is mainly prepared from the following components in parts by weight:
the preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
heating the minus-line oil to 100 ℃, then adding C5 hydrogenated petroleum resin, heating to 130 ℃ while stirring at the speed of 550r/min, and stirring for 1 h;
secondly, adding the styrene-butadiene-styrene block copolymer into the mixture obtained in the step one, heating to 170 ℃ while stirring at the speed of 550r/min, and stirring for 3 hours;
adding modified polyamide wax powder, iron blue, antioxidant 1010 and deodorant into the mixture obtained in the step (II), and stirring at the speed of 550r/min for 1 h;
and (IV) adding heavy calcium carbonate into the mixture obtained in the step (III), and stirring at the speed of 450r/min for 1h to obtain the non-asphalt-based non-cured rubber waterproof coating.
Example 7
The invention relates to a non-asphalt-based non-cured rubber waterproof coating which is mainly prepared from the following components in parts by weight:
the preparation method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps of:
firstly, heating the lubricating oil to 120 ℃, then adding C5 hydrogenated petroleum resin, heating to 130 ℃ while stirring at the speed of 550r/min, and stirring for 1 h;
secondly, adding the styrene-butadiene-styrene block copolymer into the mixture obtained in the step one, heating to 170 ℃ while stirring at the speed of 550r/min, and stirring for 2 hours;
adding modified polyamide wax powder, iron oxide red, antioxidant 1076 and deodorant into the mixture obtained in the step (II), and stirring at the speed of 550r/min for 1 h;
and (IV) adding light calcium carbonate into the mixture obtained in the step (III), and stirring at the speed of 450r/min for 1h to obtain the non-asphalt-based non-cured rubber waterproof coating.
Experimental data:
the performance test and detection method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps: according to JCT2428-2017 non-cured rubber asphalt waterproof coating
And (3) comparison: commercial non-curing rubber asphalt waterproof coating (Shandong Renzhou waterproof materials Co., Ltd.)
TABLE 1 test results of the performance of non-asphalt based non-curing rubber waterproof coating
(II) the environmental protection performance test detection method of the non-asphalt-based non-cured rubber waterproof coating comprises the following steps: each sample was heated to 150 ℃ and visually observed for smoke generation and smelled with a nose.
TABLE 2 environmental protection testing results of non-asphalt based non-curing rubber waterproof coating
The non-asphalt-based non-cured rubber waterproof coating has the advantages of excellent high-temperature heat resistance, excellent low-temperature flexibility (high-temperature performance at 70 ℃ is qualified, low-temperature flexibility at 25 ℃ is qualified), excellent anti-aging performance (indexes are qualified after 28-day aging), excellent bonding performance with a base layer and a waterproof coiled material, excellent construction performance (viscosity is low, and the viscosity at 150 ℃ is less than 1200mPa.s), safety, environmental friendliness and no peculiar smell.
The raw material sources of each example are as follows:
softening oil with flash point more than or equal to 200 ℃: shandongfu Rundao
Thermoplastic elastomer: linglin chemical
Petroleum resin: ningbo Henghe
High-temperature auxiliary agent: nanjing Tianshi
Inorganic pigment: double blue pigment Co Ltd of New county City
Inorganic filler: guangxi Nanning Musen mining industry
Anti-aging agent: changzhou friend rich chemical industry
Odor removing agent: yite environmental protection technology Co Ltd in Foshan City
The non-asphalt based non-curing rubber waterproof coating and the preparation method thereof according to the present invention are not limited to the above-mentioned examples, and any modification or replacement according to the principle of the present invention should be within the scope of the present invention.
Claims (8)
1. A non-asphalt-based non-cured rubber waterproof coating is characterized in that: the paint is mainly prepared from the following components in parts by weight:
the softening oil with the flash point of more than or equal to 200 ℃ is one or any combination of more than two of aromatic oil, naphthenic oil, white oil, lubricating oil or reduced line oil.
2. The non-asphalt-based non-curable rubber waterproofing coating according to claim 1, characterized in that: the petroleum resin is one or any combination of more than two of C9 petroleum resin, C5 petroleum resin, C5C9 copolymerized petroleum resin, C9 hydrogenated petroleum resin or C5 hydrogenated petroleum resin.
3. The non-asphalt-based non-curable rubber waterproofing coating according to claim 1, characterized in that: the thermoplastic elastomer is one or any combination of more than two of styrene-butadiene-styrene block copolymer, polystyrene-butadiene copolymer or styrene-isoprene-styrene block copolymer.
4. The non-asphalt-based non-curable rubber waterproofing coating according to claim 1, characterized in that: the high-temperature auxiliary agent is one or any combination of more than two of polyethylene wax powder, polypropylene wax powder, polyamide wax powder, modified polyethylene wax powder, modified polypropylene wax powder or modified polyamide wax powder.
5. The non-asphalt-based non-curable rubber waterproofing coating according to claim 1, characterized in that: the inorganic filler is one or any combination of more than two of light calcium carbonate, heavy calcium carbonate, talcum powder, fly ash or stone powder.
6. The non-asphalt-based non-curable rubber waterproofing coating according to claim 1, characterized in that: the inorganic pigment is one of iron oxide red, chromium oxide green or iron blue.
7. The non-asphalt-based non-curable rubber waterproofing coating according to claim 1, characterized in that: the anti-aging agent is one or any combination of more than two of an antioxidant 1076, an antioxidant 1010, an antioxidant 1024, an antioxidant 1098, an antioxidant 2246 and an antioxidant 168.
8. The method for producing a non-asphalt-based non-curable rubber water repellent paint according to any one of claims 1 to 7, characterized in that: comprises the following steps which are carried out in sequence:
firstly, heating softening oil with the flash point of more than or equal to 200 ℃ to 120 ℃ of 100-;
secondly, adding the thermoplastic elastomer into the mixture obtained in the step one, stirring at the speed of 450-;
thirdly, adding a high-temperature auxiliary agent, an inorganic pigment, an anti-aging agent and a deodorant into the mixture obtained in the step (II), and stirring at the speed of 450-;
and (IV) adding an inorganic filler into the mixture obtained in the step (III), and stirring at the speed of 450-550r/min for 1-2h to obtain the non-asphalt-based non-cured rubber waterproof coating.
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| CN114539869A (en) * | 2022-04-07 | 2022-05-27 | 江苏凯伦建材股份有限公司 | Water-based non-asphalt-based waterproof coating, preparation method thereof and waterproof laminate |
| CN114590010A (en) * | 2022-03-24 | 2022-06-07 | 亚士防水科技(滁州)有限公司 | Asphalt sizing material, waterproof asphalt coiled material and application |
| CN115141547A (en) * | 2022-06-01 | 2022-10-04 | 科顺防水科技股份有限公司 | Non-curing waterproof coating and preparation method thereof |
| CN115418149A (en) * | 2022-08-01 | 2022-12-02 | 北京东方雨虹防水技术股份有限公司 | Non-asphalt-based non-cured waterproof coating and preparation method thereof |
| CN116042042A (en) * | 2022-12-21 | 2023-05-02 | 吉林东方雨虹建筑材料有限公司 | Non-cured waterproof coating and preparation method thereof |
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| CN116445051A (en) * | 2023-03-29 | 2023-07-18 | 佛山市科顺建筑材料有限公司 | Non-cured waterproof coating and preparation method and product thereof |
| CN116445051B (en) * | 2023-03-29 | 2023-09-15 | 佛山市科顺建筑材料有限公司 | Non-cured waterproof coating and preparation method and product thereof |
| CN118165582A (en) * | 2024-03-12 | 2024-06-11 | 科顺防水科技股份有限公司 | Non-curing waterproof paint and preparation method thereof |
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Application publication date: 20210507 |