WO2022088117A1 - Preparation method for and application of water-based acrylic resin anti-rust insulating paint special for motor - Google Patents
Preparation method for and application of water-based acrylic resin anti-rust insulating paint special for motor Download PDFInfo
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- WO2022088117A1 WO2022088117A1 PCT/CN2020/125598 CN2020125598W WO2022088117A1 WO 2022088117 A1 WO2022088117 A1 WO 2022088117A1 CN 2020125598 W CN2020125598 W CN 2020125598W WO 2022088117 A1 WO2022088117 A1 WO 2022088117A1
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- Prior art keywords
- water
- parts
- acrylic resin
- rust
- based acrylic
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 133
- 239000004925 Acrylic resin Substances 0.000 title claims abstract description 53
- 229920000178 Acrylic resin Polymers 0.000 title claims abstract description 53
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000003973 paint Substances 0.000 title abstract description 23
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 20
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims abstract description 19
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000002270 dispersing agent Substances 0.000 claims abstract description 18
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000007822 coupling agent Substances 0.000 claims abstract description 17
- 229960002887 deanol Drugs 0.000 claims abstract description 17
- 239000012972 dimethylethanolamine Substances 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 239000013530 defoamer Substances 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 10
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 48
- 239000000203 mixture Substances 0.000 claims description 38
- 238000000576 coating method Methods 0.000 claims description 37
- 239000011248 coating agent Substances 0.000 claims description 35
- 238000003756 stirring Methods 0.000 claims description 35
- 239000000843 powder Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 14
- 239000011259 mixed solution Substances 0.000 claims description 11
- 229920000877 Melamine resin Polymers 0.000 claims description 7
- -1 polydimethylsiloxane Polymers 0.000 claims description 7
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 6
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 6
- 239000002518 antifoaming agent Substances 0.000 claims description 5
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical group CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 4
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- MTEZSDOQASFMDI-UHFFFAOYSA-N 1-trimethoxysilylpropan-1-ol Chemical compound CCC(O)[Si](OC)(OC)OC MTEZSDOQASFMDI-UHFFFAOYSA-N 0.000 claims description 3
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 3
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 7
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 abstract description 3
- 230000001680 brushing effect Effects 0.000 abstract description 3
- 238000007590 electrostatic spraying Methods 0.000 abstract description 3
- 239000002360 explosive Substances 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 230000009965 odorless effect Effects 0.000 abstract description 2
- 239000001023 inorganic pigment Substances 0.000 abstract 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000012855 volatile organic compound Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000006260 foam Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 239000010445 mica Substances 0.000 description 3
- 229910052618 mica group Inorganic materials 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
Definitions
- the invention relates to the technical field of coatings, in particular to a preparation method and application of a water-based acrylic resin anti-rust insulating coating for motors.
- the present invention provides a preparation and use method of a water-based acrylic resin anti-rust insulating coating used on a motor.
- the water-based paint of the present invention mainly adopts water-based acrylic resin, water-based methyl methacrylate, and Ester, water-based methacrylic acid, inorganic color paste, etc. are prepared.
- a special water-based acrylic resin anti-rust insulating coating for motors comprising the following raw materials in parts by weight:
- water-based acrylic resin 5-10 parts of water-based ethyl acrylate, 20-30 parts of water-based methacrylic acid, 15-20 parts of triethylamine, 5-10 parts of dimethylethanolamine, 5-20 parts of inorganic color paste , 2-5 parts of sericite, 2-8 parts of defoamer, 2-8 parts of leveling agent, 1-6 parts of coupling agent, 2-5 parts of dispersant, 80-100 parts of water.
- the above-mentioned defoamer is a mixture of one or more of trialkyl melamine, cyanuric chloride melamine, polymerized propylene oxide and polydimethylsiloxane.
- the defoamer used in the present invention can reduce the surface tension of the aqueous solution and prevent the formation of foam; under the premise that the foam has been formed, the continuous generation of the foam can be reduced, and the original foam can be eliminated at the same time.
- the above leveling agent is Rohm and Haas 2020.
- the above coupling agent is ⁇ -aminopropyltriethoxysilane, aminopropyltrimethoxysilane or ⁇ -glycidyl etheroxypropyltrimethoxysilane.
- the use of the coupling agent in the present invention can improve the interface properties of the water-based acrylic resin, thereby improving the mixing uniformity of each raw material, thereby achieving the effects of improving the adhesion, weather resistance and insulating properties of the product of the present invention.
- the above-mentioned dispersing agent is polyvinyl alcohol and/or sodium tripolyphosphate.
- the use of the above-mentioned dispersant in the present invention can improve the surface activity of the aqueous solution and then promote the interaction between the raw materials, and during the use process, the presence of the dispersant of the present invention can reduce the degree of corrosion on the surface of the paint .
- the invention also provides a preparation method of the water-based acrylic resin anti-rust insulating coating for motors, comprising the following steps:
- sericite is pulverized and sieved to obtain sericite powder, for subsequent use
- the crushed particle size of sericite in the above step (2) is 200-300 mesh.
- the present invention pulverizes the sericite mica to improve its dispersion degree in the coating of the present invention, and at the same time, because the specific surface area of the sericite mica powder is larger, the acrylic resin used in the present invention can be fully attached to the sericite mica surface, thereby improving the insulating properties and corrosion resistance of the coating of the present invention.
- the stirring rate is 400-600r/min, and the stirring time is 15-25min; in the step (4), the stirring rate is 150-250r/min, and the stirring time is 5-15min.
- the raw materials can be mixed evenly, the interaction effect between the raw materials can be improved, and the effects such as weather resistance and insulating performance of the coating of the present invention can be improved.
- the defoaming agent, the leveling agent, the coupling agent and the dispersing agent are added to the mixing process to continue stirring the mixing; in the step (5), the stirring rate is 150-250r/min.
- the water-based paint of the present invention is mainly prepared by using a specific amount of water-based acrylic resin, water-based methyl methacrylate, water-based ethyl acrylate, water-based methacrylic acid, inorganic color paste, etc.
- the water-based paint of the invention has moderate viscosity, uniform dispersion of raw materials, good adhesion, fast drying, film-forming, leveling, anti-corrosion, strong operability, and can meet the required transparency by spraying, brushing and electrostatic spraying. and anti-corrosion performance standard requirements.
- the product of the invention is odorless, non-polluting, non-flammable and non-explosive, and the preparation method of the water-based paint of the invention has a simple process and is suitable for large-scale production.
- the invention uses water as the solvent, saves a lot of resources, does not contain VOC harmful substances such as benzene, xylene, ethane, formaldehyde, etc.; eliminates the hidden danger of fire during construction and storage, reduces air pollution, and can also be constructed in a closed environment as usual .
- the invention has strong adhesion on the motor, strong weather resistance, good insulation performance, simple operation performance, and the painting tools can be directly washed with water, thereby greatly reducing the damage to construction personnel.
- the coating of the present invention can be widely used on motors, can be constructed in a large area outdoors, and the method is simple and easy to construct, such as spraying, brushing, rolling, electrostatic spraying, etc.
- sericite is pulverized to 200 meshes and sieved to obtain sericite powder, for subsequent use;
- sericite is pulverized to 300 meshes and sieved to obtain sericite powder, for subsequent use;
- sericite is pulverized to 250 meshes and sieved to obtain sericite powder, for subsequent use;
- sericite is pulverized to 250 meshes and sieved to obtain sericite powder, for subsequent use;
- sericite is pulverized to 300 meshes and sieved to obtain sericite powder, for subsequent use;
- sericite is pulverized to 200 meshes and sieved to obtain sericite powder, for subsequent use;
- the water-based paint of the present invention is a uniform and non-hard-block water-based liquid product with low fineness, high gloss and hardness, and excellent in blocking resistance, scratch resistance, water resistance, alkali resistance and solvent resistance.
- the water-based paint of the present invention has excellent green and environmental protection effects.
- MDL means detection limit
- ND means not detected.
- the water-based paint of the present invention does not contain soluble heavy metal elements such as lead, shackle, hairpin, cadmium, chrome and mercury, and also does not contain soluble pollution elements such as monument and selenium.
- the water-based paint of the present invention is safe and environmentally friendly, and has no pollution. .
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Paints Or Removers (AREA)
Abstract
A water-based acrylic resin anti-rust insulating paint special for a motor, comprising: a water-based acrylic resin, water-based ethyl acrylate, water-based methacrylic acid, trimethylamine, dimethylethanolamine, inorganic pigment paste, sericite, a defoamer, a leveling agent, a coupling agent, a dispersant, and water. The water-based paint is mainly prepared from specific amounts of the water-based acrylic resin, water-based methyl methacrylate, water-based ethyl acrylate, water-based methacrylic acid, inorganic pigment paste, and the like. The water-based paint has a moderate viscosity, evenly dispersed raw materials, good adhesion, fast drying performance, good film forming performance, good leveling performance, good anti-corrosion performance, and strong operability, and the transparency and anti-corrosion performance standard requirements required by the water-based paint can be satisfied by spraying, brushing, and electrostatic spraying. The product is odorless, pollution-free, incombustible, and non-explosive. The preparation method for the water-based paint is simple and is suitable for mass production.
Description
本发明涉及涂料技术领域,具体的说涉及一种电机专用水性丙烯酸树脂防锈绝缘涂料制备方法和应用。The invention relates to the technical field of coatings, in particular to a preparation method and application of a water-based acrylic resin anti-rust insulating coating for motors.
现在高铁上一直应用传统的油漆产品,主要成分为二甲苯、丁醇、石油树脂等,属于易燃易爆品,VOC严重超标,环保形势下属于禁用产品,现在大力倡导环保安全,全部改换成环保水性漆产品是必然趋势。水性漆在电机上的应用容易脱落,附着力达不到、防腐性能达不到等弊病。At present, traditional paint products have been used on high-speed railways. The main components are xylene, butanol, petroleum resin, etc., which are inflammable and explosive products. It is an inevitable trend to become an environmentally friendly water-based paint product. The application of water-based paint on the motor is easy to fall off, and the adhesion and anti-corrosion performance cannot be achieved.
因此,提供一种附着力强,耐候性强,绝缘性能好电机专用水性丙烯酸树脂涂料是本领域技术人员亟需解决的技术问题。Therefore, to provide a water-based acrylic resin coating for motors with strong adhesion, strong weather resistance and good insulation performance is a technical problem that those skilled in the art need to solve urgently.
有鉴于此,本发明提供了一种用在电机上的水性丙烯酸树脂防锈绝缘涂料制备与使用方法,本发明水性漆主要采用特定用量的水性丙烯酸树脂、水性甲基丙烯酸甲酯、水性丙烯酸乙酯、水性甲基丙烯酸、无机色浆等制备得到。In view of this, the present invention provides a preparation and use method of a water-based acrylic resin anti-rust insulating coating used on a motor. The water-based paint of the present invention mainly adopts water-based acrylic resin, water-based methyl methacrylate, and Ester, water-based methacrylic acid, inorganic color paste, etc. are prepared.
为了实现上述目的,本发明采用如下技术方案:In order to achieve the above object, the present invention adopts the following technical solutions:
一种电机专用水性丙烯酸树脂防锈绝缘涂料,包括以下重量份原料:A special water-based acrylic resin anti-rust insulating coating for motors, comprising the following raw materials in parts by weight:
水性丙烯酸树脂45-55份、水性丙烯酸乙酯5-10份、水性甲基丙烯酸20-30份、三乙胺15-20份、二甲基乙醇胺5-10份、无机色浆5-20份、绢云母2-5份、消泡剂2-8份、流平剂2-8份、偶联剂1-6份、分散剂2-5份、水80-100份。45-55 parts of water-based acrylic resin, 5-10 parts of water-based ethyl acrylate, 20-30 parts of water-based methacrylic acid, 15-20 parts of triethylamine, 5-10 parts of dimethylethanolamine, 5-20 parts of inorganic color paste , 2-5 parts of sericite, 2-8 parts of defoamer, 2-8 parts of leveling agent, 1-6 parts of coupling agent, 2-5 parts of dispersant, 80-100 parts of water.
进一步,上述消泡剂为三烷基三聚氰胺、氰脲酰氯三聚氰胺、聚合环氧丙烷和聚二甲基硅氧烷一种或多种混合。Further, the above-mentioned defoamer is a mixture of one or more of trialkyl melamine, cyanuric chloride melamine, polymerized propylene oxide and polydimethylsiloxane.
采用上述进一步的有益效果在于:本发明采用的消泡剂能降低水溶液的表面张力,防止泡沫形成;在已经形成泡沫的前提下能够减少泡沫继续生成,同时消灭原有泡沫。The above-mentioned further beneficial effects are: the defoamer used in the present invention can reduce the surface tension of the aqueous solution and prevent the formation of foam; under the premise that the foam has been formed, the continuous generation of the foam can be reduced, and the original foam can be eliminated at the same time.
进一步,上述流平剂为罗门哈斯2020。Further, the above leveling agent is Rohm and Haas 2020.
进一步,上述偶联剂为γ-氨丙基三乙氧基硅烷、氨丙基三甲氧基硅烷或γ-缩水甘油醚氧丙基三甲氧基硅烷。Further, the above coupling agent is γ-aminopropyltriethoxysilane, aminopropyltrimethoxysilane or γ-glycidyl etheroxypropyltrimethoxysilane.
采用上述进一步的有益效果在于:本发明采用偶联剂能够改善水性丙烯酸树脂的界面性能,进而提高各原料的混合均匀度,从而到达改善本发明产品附着力,耐候性和绝缘性能的效果。The above-mentioned further beneficial effects are as follows: the use of the coupling agent in the present invention can improve the interface properties of the water-based acrylic resin, thereby improving the mixing uniformity of each raw material, thereby achieving the effects of improving the adhesion, weather resistance and insulating properties of the product of the present invention.
进一步,上述分散剂为聚乙烯醇和/或三聚磷酸钠。Further, the above-mentioned dispersing agent is polyvinyl alcohol and/or sodium tripolyphosphate.
采用上述进一步的有益效果在于:本发明采用上述分散剂能够提高水溶液的表面活性进而促进各原料之间的相互作用关系,在使用过程中,由于本发明分散剂的存在能够降低涂料表面的腐蚀程度。The above-mentioned further beneficial effects are: the use of the above-mentioned dispersant in the present invention can improve the surface activity of the aqueous solution and then promote the interaction between the raw materials, and during the use process, the presence of the dispersant of the present invention can reduce the degree of corrosion on the surface of the paint .
本发明还提供了电机专用水性丙烯酸树脂防锈绝缘涂料的制备方,包括以下步骤:The invention also provides a preparation method of the water-based acrylic resin anti-rust insulating coating for motors, comprising the following steps:
(1)按上述重量份数称取各原料;(1) Weigh each raw material according to the above-mentioned parts by weight;
(2)将绢云母进行粉碎过筛得到绢云母粉,备用;(2) sericite is pulverized and sieved to obtain sericite powder, for subsequent use;
(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并搅拌均匀,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir evenly to obtain a mixed solution;
(4)向混合液中加入无机色浆和绢云母粉,继续搅拌均匀,得到混料;(4) Add inorganic color paste and sericite powder to the mixed solution, and continue to stir evenly to obtain a mixture;
(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cool the mixture and then add defoaming agent, leveling agent, coupling agent and dispersing agent in sequence to obtain a water-based acrylic resin anti-rust insulating coating for motors.
进一步,上述步骤(2)中绢云母的粉碎粒径为200-300目。Further, the crushed particle size of sericite in the above step (2) is 200-300 mesh.
采用上述进一步的有益效果在于:本发明将绢云母进行粉碎能够提高其在本发明涂料中的分散程度,同时由于绢云母粉的比表面积较大,本发明采用的丙烯酸树脂能够充分附着于绢云母表面,进而提高本发明涂料的绝缘性能和耐腐蚀性。The above-mentioned further beneficial effects are as follows: the present invention pulverizes the sericite mica to improve its dispersion degree in the coating of the present invention, and at the same time, because the specific surface area of the sericite mica powder is larger, the acrylic resin used in the present invention can be fully attached to the sericite mica surface, thereby improving the insulating properties and corrosion resistance of the coating of the present invention.
进一步,上述步骤(3)中所述搅拌速率为400-600r/min,搅拌时间为15-25min;步骤(4)中所述搅拌速率为150-250r/min,搅拌时间为5-15min。Further, in the above step (3), the stirring rate is 400-600r/min, and the stirring time is 15-25min; in the step (4), the stirring rate is 150-250r/min, and the stirring time is 5-15min.
采用上述进一步的有益效果在于:能够使各原料混合均匀,提高各原料之间的相互作用效果,进而提高本发明涂料的耐候性和绝缘性能等效果。The further beneficial effects of adopting the above are: the raw materials can be mixed evenly, the interaction effect between the raw materials can be improved, and the effects such as weather resistance and insulating performance of the coating of the present invention can be improved.
进一步,上述步骤(5)中消泡剂、流平剂、偶联剂和分散剂加入至混料过程中对混料进行继续搅拌;步骤(5)中搅拌速率为150-250r/min。Further, in the above step (5), the defoaming agent, the leveling agent, the coupling agent and the dispersing agent are added to the mixing process to continue stirring the mixing; in the step (5), the stirring rate is 150-250r/min.
采用上述进一步的有益效果在于:在消泡剂、流平剂、偶联剂和分散剂加入时,边加入边搅拌,能够提高本发明涂料的成膜性、流平性等性能。The above-mentioned further beneficial effects are: when the defoaming agent, the leveling agent, the coupling agent and the dispersing agent are added, they are added while stirring, which can improve the film-forming property, leveling property and other properties of the coating of the present invention.
与现有技术相比本发明的有益效果在于:本发明水性漆主要采用特定用量的水性丙烯酸树脂、水性甲基丙烯酸甲酯、水性丙烯酸乙酯、水性甲基丙烯酸、无机色浆等制备得到,本发明水性漆粘度适中,原料分散均匀,附着力好、干燥快、成膜性、流平性、防腐性好、可操作性强,喷涂、刷涂、静电喷涂、都能满足其要求的透明度及防腐性能标准需求。本发明产品无味、无污染,不燃不爆,本发明水性漆的制备方法工艺简单,适于大规模生产。Compared with the prior art, the beneficial effects of the present invention are as follows: the water-based paint of the present invention is mainly prepared by using a specific amount of water-based acrylic resin, water-based methyl methacrylate, water-based ethyl acrylate, water-based methacrylic acid, inorganic color paste, etc. The water-based paint of the invention has moderate viscosity, uniform dispersion of raw materials, good adhesion, fast drying, film-forming, leveling, anti-corrosion, strong operability, and can meet the required transparency by spraying, brushing and electrostatic spraying. and anti-corrosion performance standard requirements. The product of the invention is odorless, non-polluting, non-flammable and non-explosive, and the preparation method of the water-based paint of the invention has a simple process and is suitable for large-scale production.
本发明以水作溶剂,节省大量资源,不含苯、二甲苯、乙烷、甲醛等VOC有害物质;消除了施工、储存时火灾隐患,降低了对大气污染,在密闭环境中也可照常施工。本发明在电机上附着力强,耐候性强,绝缘性能好,操作性能简单,涂装工具可用水直接清洗,大大有效减少对施工人员的伤害。The invention uses water as the solvent, saves a lot of resources, does not contain VOC harmful substances such as benzene, xylene, ethane, formaldehyde, etc.; eliminates the hidden danger of fire during construction and storage, reduces air pollution, and can also be constructed in a closed environment as usual . The invention has strong adhesion on the motor, strong weather resistance, good insulation performance, simple operation performance, and the painting tools can be directly washed with water, thereby greatly reducing the damage to construction personnel.
本发明涂料可以在电机上运用广泛,可在室外大面积施工,方法简单易施工,喷涂、刷涂、滚涂、静电喷涂等;本发明涂料防腐性能优良,复涂性能良好,抗辐射。The coating of the present invention can be widely used on motors, can be constructed in a large area outdoors, and the method is simple and easy to construct, such as spraying, brushing, rolling, electrostatic spraying, etc.
下面将对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。The technical solutions in the embodiments of the present invention will be described clearly and completely below. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
实施例1Example 1
一种电机专用水性丙烯酸树脂防锈绝缘涂料:A special water-based acrylic resin anti-rust insulating coating for motors:
(1)称取水性丙烯酸树脂55份、水性丙烯酸乙酯5份、水性甲基丙烯酸20份、三乙胺20份、二甲基乙醇胺10份、无机色浆5份、绢云母2份、聚二甲基硅氧烷2份、罗门哈斯2020 2份、γ-缩水甘油醚氧丙基三甲氧基硅烷6份、三聚磷酸钠5份、水100份;(1) Weigh 55 parts of water-based acrylic resin, 5 parts of water-based ethyl acrylate, 20 parts of water-based methacrylic acid, 20 parts of triethylamine, 10 parts of dimethylethanolamine, 5 parts of inorganic color paste, 2 parts of sericite, and 2 parts of dimethylsiloxane, 2 parts of Rohm and Haas 2020, 6 parts of γ-glycidyl ether oxypropyl trimethoxysilane, 5 parts of sodium tripolyphosphate, 100 parts of water;
(2)将绢云母进行粉碎至200目过筛得到绢云母粉,备用;(2) sericite is pulverized to 200 meshes and sieved to obtain sericite powder, for subsequent use;
(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并在600r/min下搅拌15min,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir at 600 r/min for 15 min to obtain a mixed solution;
(4)向混合液中加入无机色浆和绢云母粉,并在250r/min下搅拌5min,得到混料;(4) Add inorganic color paste and sericite powder to the mixture, and stir at 250r/min for 5min to obtain a mixture;
(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,加入过程中对混料在250r/min下继续搅拌,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cool the mixture and then add defoamer, leveling agent, coupling agent and dispersant in sequence. During the adding process, continue stirring the mixture at 250r/min to obtain a water-based acrylic resin anti-rust insulating coating for motors.
实施例2Example 2
一种电机专用水性丙烯酸树脂防锈绝缘涂料:A special water-based acrylic resin anti-rust insulating coating for motors:
(1)称取水性丙烯酸树脂45份、水性丙烯酸乙酯10份、水性甲基丙烯酸30份、三乙胺15份、二甲基乙醇胺5份、无机色浆20份、绢云母5份、三烷基三聚氰胺4份、氰脲酰氯三聚氰胺4份、罗门哈斯2020 8份、γ-氨丙基三乙氧基硅烷1份、聚乙烯醇2份、水80份;(1) Weigh 45 parts of water-based acrylic resin, 10 parts of water-based ethyl acrylate, 30 parts of water-based methacrylic acid, 15 parts of triethylamine, 5 parts of dimethylethanolamine, 20 parts of inorganic color paste, 5 parts of sericite, and three parts. 4 parts of alkyl melamine, 4 parts of cyanuric chloride melamine, 8 parts of Rohm and Haas 2020, 1 part of γ-aminopropyltriethoxysilane, 2 parts of polyvinyl alcohol, 80 parts of water;
(2)将绢云母进行粉碎至300目过筛得到绢云母粉,备用;(2) sericite is pulverized to 300 meshes and sieved to obtain sericite powder, for subsequent use;
(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并在400r/min下搅拌25min,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir at 400 r/min for 25 min to obtain a mixed solution;
(4)向混合液中加入无机色浆和绢云母粉,并在150r/min下搅拌15min,得到混料;(4) Add inorganic color paste and sericite powder to the mixture, and stir at 150r/min for 15min to obtain a mixture;
(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,加入过程中对混料在150r/min下继续搅拌,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cool the mixture and then add defoamer, leveling agent, coupling agent and dispersant in sequence. During the adding process, continue stirring the mixture at 150 r/min to obtain a water-based acrylic resin anti-rust insulating coating for motors.
实施例3Example 3
一种电机专用水性丙烯酸树脂防锈绝缘涂料:A special water-based acrylic resin anti-rust insulating coating for motors:
(1)称取水性丙烯酸树脂50份、水性丙烯酸乙酯8份、水性甲基丙烯酸25份、三乙胺17份、二甲基乙醇胺7份、无机色浆12份、绢云母4份、氰脲酰氯三聚氰胺4份、罗门哈斯2020 6份、氨丙基三甲氧基硅烷3份、聚乙烯醇2份、三聚磷酸钠2份份、水90份;(1) Weigh 50 parts of water-based acrylic resin, 8 parts of water-based ethyl acrylate, 25 parts of water-based methacrylic acid, 17 parts of triethylamine, 7 parts of dimethylethanolamine, 12 parts of inorganic color paste, 4 parts of sericite, cyanide 4 parts of urea chloride melamine, 6 parts of Rohm and Haas 2020, 3 parts of aminopropyltrimethoxysilane, 2 parts of polyvinyl alcohol, 2 parts of sodium tripolyphosphate, 90 parts of water;
(2)将绢云母进行粉碎至250目过筛得到绢云母粉,备用;(2) sericite is pulverized to 250 meshes and sieved to obtain sericite powder, for subsequent use;
(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并在500r/min下搅拌20min,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir at 500 r/min for 20 min to obtain a mixed solution;
(4)向混合液中加入无机色浆和绢云母粉,并在200r/min下搅拌10min,得到混料;(4) Add inorganic color paste and sericite powder to the mixture, and stir at 200r/min for 10min to obtain a mixture;
(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,加入过程中对混料在200r/min下继续搅拌,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cool the mixture and then add defoamer, leveling agent, coupling agent and dispersant in sequence. During the adding process, continue stirring the mixture at 200r/min to obtain a water-based acrylic resin anti-rust insulating coating for motors.
实施例4Example 4
一种电机专用水性丙烯酸树脂防锈绝缘涂料:A special water-based acrylic resin anti-rust insulating coating for motors:
(1)称取水性丙烯酸树脂47份、水性丙烯酸乙酯8份、水性甲基丙烯酸27份、三乙胺18份、二甲基乙醇胺10份、无机色浆16份、绢云母5份、聚二甲基硅氧烷7份、罗门哈斯2020 6份、γ-氨丙基三乙氧基硅烷5份、三聚磷酸钠5份、水95份;(1) Weigh 47 parts of water-based acrylic resin, 8 parts of water-based ethyl acrylate, 27 parts of water-based methacrylic acid, 18 parts of triethylamine, 10 parts of dimethylethanolamine, 16 parts of inorganic color paste, 5 parts of sericite, and 7 parts of dimethylsiloxane, 6 parts of Rohm and Haas 2020, 5 parts of γ-aminopropyltriethoxysilane, 5 parts of sodium tripolyphosphate, and 95 parts of water;
(2)将绢云母进行粉碎至250目过筛得到绢云母粉,备用;(2) sericite is pulverized to 250 meshes and sieved to obtain sericite powder, for subsequent use;
(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并在450r/min下搅拌20min,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir at 450 r/min for 20 min to obtain a mixed solution;
(4)向混合液中加入无机色浆和绢云母粉,并在200r/min下搅拌15min,得到混料;(4) Add inorganic color paste and sericite powder to the mixture, and stir at 200r/min for 15min to obtain a mixture;
(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,加入过程中对混料在200r/min下继续搅拌,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cool the mixture and then add defoamer, leveling agent, coupling agent and dispersant in sequence. During the adding process, continue stirring the mixture at 200r/min to obtain a water-based acrylic resin anti-rust insulating coating for motors.
实施例5Example 5
一种电机专用水性丙烯酸树脂防锈绝缘涂料:A special water-based acrylic resin anti-rust insulating coating for motors:
(1)称取水性丙烯酸树脂52份、水性丙烯酸乙酯6份、水性甲基丙烯酸22份、三乙胺16份、二甲基乙醇胺9份、无机色浆8份、绢云母4份、聚合环氧丙烷8份、罗门哈斯2020 4份、氨丙基三甲氧基硅烷3份、聚乙烯醇5份、水85份;(1) Weigh 52 parts of water-based acrylic resin, 6 parts of water-based ethyl acrylate, 22 parts of water-based methacrylic acid, 16 parts of triethylamine, 9 parts of dimethylethanolamine, 8 parts of inorganic color paste, 4 parts of sericite, polymerized 8 parts of propylene oxide, 4 parts of Rohm and Haas 2020, 3 parts of aminopropyltrimethoxysilane, 5 parts of polyvinyl alcohol, 85 parts of water;
(2)将绢云母进行粉碎至300目过筛得到绢云母粉,备用;(2) sericite is pulverized to 300 meshes and sieved to obtain sericite powder, for subsequent use;
(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并在550r/min下搅拌20min,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir at 550 r/min for 20 min to obtain a mixed solution;
(4)向混合液中加入无机色浆和绢云母粉,并在200r/min下搅拌5min,得到混料;(4) Add inorganic color paste and sericite powder to the mixed solution, and stir at 200r/min for 5min to obtain a mixture;
(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,加入过程中对混料在200r/min下继续搅拌,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cool the mixture and then add defoamer, leveling agent, coupling agent and dispersant in sequence. During the adding process, continue stirring the mixture at 200r/min to obtain a water-based acrylic resin anti-rust insulating coating for motors.
实施例6Example 6
一种电机专用水性丙烯酸树脂防锈绝缘涂料:A special water-based acrylic resin anti-rust insulating coating for motors:
(1)称取水性丙烯酸树脂47份、水性丙烯酸乙酯6份、水性甲基丙烯酸22份、三乙胺16份、二甲基乙醇胺6份、无机色浆10份、绢云母3份、三烷基三聚氰胺3份、罗门哈斯2020 3份、γ-缩水甘油醚氧丙基三甲氧基硅烷2份、聚乙烯醇和/或三聚磷酸钠3份、水95份;(1) Weigh 47 parts of water-based acrylic resin, 6 parts of water-based ethyl acrylate, 22 parts of water-based methacrylic acid, 16 parts of triethylamine, 6 parts of dimethylethanolamine, 10 parts of inorganic color paste, 3 parts of sericite, three parts 3 parts of alkyl melamine, 3 parts of Rohm and Haas 2020, 2 parts of γ-glycidyl ether oxypropyltrimethoxysilane, 3 parts of polyvinyl alcohol and/or sodium tripolyphosphate, 95 parts of water;
(2)将绢云母进行粉碎至200目过筛得到绢云母粉,备用;(2) sericite is pulverized to 200 meshes and sieved to obtain sericite powder, for subsequent use;
(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并在450r/min下搅拌20min,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir at 450 r/min for 20 min to obtain a mixed solution;
(4)向混合液中加入无机色浆和绢云母粉,并在250r/min下搅拌10min,得到混料;(4) Add inorganic color paste and sericite powder to the mixture, and stir at 250r/min for 10min to obtain a mixture;
(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,加入过程中对混料在250r/min下继续搅拌,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cool the mixture and then add defoamer, leveling agent, coupling agent and dispersant in sequence. During the adding process, continue stirring the mixture at 250r/min to obtain a water-based acrylic resin anti-rust insulating coating for motors.
试验例1Test Example 1
对本发明实施例1-6制得的涂料进行性能检测,检测项目、检测指标及检测结果如表1所示。The coatings prepared in Examples 1-6 of the present invention were tested for performance, and the test items, test indicators and test results were shown in Table 1.
表1Table 1
通过表1可以看出,本发明水性漆为均匀无硬块水性液体产品,细度低,光泽度和 硬度高,抗粘连性、耐划伤性、耐水性、耐碱性、耐溶剂性能优异。As can be seen from Table 1, the water-based paint of the present invention is a uniform and non-hard-block water-based liquid product with low fineness, high gloss and hardness, and excellent in blocking resistance, scratch resistance, water resistance, alkali resistance and solvent resistance.
试验例2Test Example 2
按照GB/T 23986-2009《色漆和清漆化发行有机化合物(VOC)含量的测定气相色谱法》标准,对本发明各实施例所得水性漆中的挥发性有机化合物(VOC)含量进行检测,所得 结果如表2所示:According to the standard of GB/T 23986-2009 "Gas Chromatography Method for Determination of Organic Compound (VOC) Content in Paints and Varnishes", the volatile organic compounds (VOC) content in the water-based paints obtained by each embodiment of the present invention was detected, and the obtained The results are shown in Table 2:
表2本发明水性漆中的挥发性有机化合物(VOC)含量检测结果The volatile organic compound (VOC) content detection result in table 2 water-based paint of the present invention
通过表2可以看出,本发明水性漆中的挥发性有机化合物(VOC)含量远低于国家推荐标准It can be seen from Table 2 that the volatile organic compound (VOC) content in the water-based paint of the present invention is far lower than the national recommended standard
按照GB/T23986-2009要求的标准,本发明水性漆具有优异的绿色、环保效果。According to the standard required by GB/T23986-2009, the water-based paint of the present invention has excellent green and environmental protection effects.
试验例3Test Example 3
按照美国材料与试验协会-ASTM F 963-11-基材/油墨或涂层中的可溶性重金属 含量标准,对本发明各实施例所得水性漆中的可溶性重金属含量进行检测,可溶性重金属含量根据ASTM F 963-11样品用稀盐酸萃取,采用ICP-OES进行分 析,所得结果如表3所示:According to American Society for Testing and Materials-ASTM F 963-11-Standard for Soluble Heavy Metal Content in Substrate/Ink or Coating The -11 sample was extracted with dilute hydrochloric acid and analyzed by ICP-OES. The results are shown in Table 3:
表3本发明水性漆中的可溶性重金属含量检测结果The soluble heavy metal content detection result in table 3 water-based paint of the present invention
注:MDL表示检测限,ND表示未检出。Note: MDL means detection limit, ND means not detected.
通过表3可以看出,本发明水性漆中不含铅、镣、钗、镉、铭和汞等可溶性重金属元素,也不含碑和硒等可溶性污染元素,本发明水性漆安全环保,无污染。As can be seen from Table 3, the water-based paint of the present invention does not contain soluble heavy metal elements such as lead, shackle, hairpin, cadmium, chrome and mercury, and also does not contain soluble pollution elements such as monument and selenium. The water-based paint of the present invention is safe and environmentally friendly, and has no pollution. .
尽管已用具体实施例来说明和描述了本发明,然而应意识到,以上各实施例仅用 以说明本发明的技术方案,而非对其限制;本领域的普通技术人员应当理解:在不背离本发 明的精神和范围的情况下,可以对前述各实施例所记载的技术方案进行修改,或者对其中部分或者全部技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质 脱离本发明各实施例技术方案的范围;因此,这意味着在所附权利要求中包括属于本发明 范围内的所有这些替换和修改。Although the present invention has been illustrated and described with specific embodiments, it should be appreciated that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; those of ordinary skill in the art should understand that: In the case of deviating from the spirit and scope of the present invention, the technical solutions recorded in the foregoing embodiments can be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the corresponding technical solutions. Essentially depart from the scope of the technical solutions of the embodiments of the present invention; therefore, it is intended that all such substitutions and modifications that fall within the scope of the present invention be included in the appended claims.
Claims (9)
- 一种电机专用水性丙烯酸树脂防锈绝缘涂料,其特征在于,包括以下重量份原料:A special water-based acrylic resin anti-rust insulating coating for motors, characterized in that it comprises the following raw materials in parts by weight:水性丙烯酸树脂45-55份、水性丙烯酸乙酯5-10份、水性甲基丙烯酸20-30份、三乙胺15-20份、二甲基乙醇胺5-10份、无机色浆5-20份、绢云母2-5份、消泡剂2-8份、流平剂2-8份、偶联剂1-6份、分散剂2-5份、水80-100份。45-55 parts of water-based acrylic resin, 5-10 parts of water-based ethyl acrylate, 20-30 parts of water-based methacrylic acid, 15-20 parts of triethylamine, 5-10 parts of dimethylethanolamine, 5-20 parts of inorganic color paste , 2-5 parts of sericite, 2-8 parts of defoamer, 2-8 parts of leveling agent, 1-6 parts of coupling agent, 2-5 parts of dispersant, 80-100 parts of water.
- 根据权利要求1According to claim 1 所述一种电机专用水性丙烯酸树脂防锈绝缘涂料,其特征在于,所述消泡剂为三烷基三聚氰胺、氰脲酰氯三聚氰胺、聚合环氧丙烷和聚二甲基硅氧烷一种或多种混合。The water-based acrylic resin anti-rust insulating coating for motors is characterized in that the defoamer is one or more of trialkyl melamine, cyanuric chloride melamine, polymerized propylene oxide and polydimethylsiloxane kind of mix.
- 根据权利要求1According to claim 1 所述一种电机专用水性丙烯酸树脂防锈绝缘涂料,其特征在于,所述流平剂为罗门哈斯2020The water-based acrylic resin anti-rust insulating coating for motors is characterized in that the leveling agent is Rohm and Haas 2020 。.44 、根据权利要求1, according to claim 1 所述一种电机专用水性丙烯酸树脂防锈绝缘涂料,其特征在于,所述偶联剂为γ-The water-based acrylic resin anti-rust insulating coating for motors is characterized in that the coupling agent is γ- 氨丙基三乙氧基硅烷、氨丙基三甲氧基硅烷或γ-Aminopropyltriethoxysilane, aminopropyltrimethoxysilane or γ- 缩水甘油醚氧丙基三甲氧基硅烷。Glycidyl ether oxypropyltrimethoxysilane.
- 根据权利要求1所述一种电机专用水性丙烯酸树脂防锈绝缘涂料,其特征在于,所述分散剂为聚乙烯醇和/或三聚磷酸钠。A kind of water-based acrylic resin anti-rust insulating coating for motor according to claim 1, characterized in that, the dispersant is polyvinyl alcohol and/or sodium tripolyphosphate.
- 一种电机专用水性丙烯酸树脂防锈绝缘涂料的制备方,其特征在于,包括以下步骤:A preparation method of a water-based acrylic resin anti-rust insulating coating for motors, characterized in that it comprises the following steps:(1)按权利要求1-5任一项所述重量份数称取各原料;(1) each raw material is weighed according to the parts by weight described in any one of claims 1-5;(2)将绢云母进行粉碎过筛得到绢云母粉,备用;(2) sericite is pulverized and sieved to obtain sericite powder, for subsequent use;(3)将水性丙烯酸树脂与水性丙烯酸乙酯、水性甲基丙烯酸、三乙胺、二甲基乙醇胺和水混合,并搅拌均匀,得到混合液;(3) Mix the water-based acrylic resin with water-based ethyl acrylate, water-based methacrylic acid, triethylamine, dimethylethanolamine and water, and stir evenly to obtain a mixed solution;(4)向混合液中加入无机色浆和绢云母粉,继续搅拌均匀,得到混料;(4) Add inorganic color paste and sericite powder to the mixed solution, and continue to stir evenly to obtain a mixture;(5)将混料冷却然后依次加入消泡剂、流平剂、偶联剂和分散剂,得到电机专用水性丙烯酸树脂防锈绝缘涂料。(5) Cooling the mixture and then adding defoaming agent, leveling agent, coupling agent and dispersing agent in sequence to obtain a water-based acrylic resin anti-rust insulating coating for motors.
- 根据权利要求6所述一种电机专用水性丙烯酸树脂防锈绝缘涂料的制备方,其特征在于,步骤(2)中所述绢云母的粉碎粒径为200-300目。The preparation method of a water-based acrylic resin anti-rust insulating coating for motors according to claim 6, wherein the sericite in step (2) has a crushed particle size of 200-300 mesh.
- 根据权利要求6所述一种电机专用水性丙烯酸树脂防锈绝缘涂料的制备方,其特征在于,步骤(3)中所述搅拌速率为400-600r/min,搅拌时间为15-25min;The preparation method of a water-based acrylic resin anti-rust insulating coating for motors according to claim 6, wherein the stirring rate in step (3) is 400-600 r/min, and the stirring time is 15-25 min;步骤(4)中所述搅拌速率为150-250r/min,搅拌时间为5-15min。In step (4), the stirring rate is 150-250r/min, and the stirring time is 5-15min.
- 根据权利要求6所述一种电机专用水性丙烯酸树脂防锈绝缘涂料的制备方,其特征在于,步骤(5)中消泡剂、流平剂、偶联剂和分散剂加入至混料过程中对混料进行继续搅拌;The preparation method of a water-based acrylic resin anti-rust insulating coating for electric motors according to claim 6, characterized in that in step (5), a defoaming agent, a leveling agent, a coupling agent and a dispersing agent are added to the mixing process Continue stirring the mixture;步骤(5)中搅拌速率为150-250r/min。In step (5), the stirring rate is 150-250 r/min.
- 一种如权利要求1-5任一项所述电机专用水性丙烯酸树脂防锈绝缘涂料在电机中的应用。A kind of application of the water-based acrylic resin anti-rust insulating coating for motor as described in any one of claims 1-5 in the motor.
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