CN112680100A - Organic silicon nano anticorrosive waterproof coating and production process thereof - Google Patents
Organic silicon nano anticorrosive waterproof coating and production process thereof Download PDFInfo
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- CN112680100A CN112680100A CN202011566493.7A CN202011566493A CN112680100A CN 112680100 A CN112680100 A CN 112680100A CN 202011566493 A CN202011566493 A CN 202011566493A CN 112680100 A CN112680100 A CN 112680100A
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Abstract
The invention discloses an organic silicon nano anticorrosive waterproof coating and a production process thereof, wherein the coating comprises the following components in parts by weight: 60-80 parts of organic silicon rubber, 20-30 parts of nano fumed silica, 1-5 parts of curing agent, 0.1-0.3 part of coupling agent, 5-15 parts of modified nano zinc oxide-graphene oxide composite powder, 5-20 parts of nano silicon dioxide, 5-10 parts of diatom ooze, 0.1-0.5 part of dispersing agent and 10-20 parts of solvent. According to the invention, the main body of the anticorrosive paint is set to be the organic silicon rubber, so that the organic silicon rubber can rapidly permeate into a base layer to be coated and be crosslinked into a three-dimensional network structure body, the water resistance of the paint is effectively increased, the capability of the paint adapting to the deformation of the base layer is increased, and the organic silicon rubber endows the paint with excellent high and low temperature resistance, weather resistance and water resistance; by adding the modified nano zinc oxide-graphene oxide composite powder and nano silicon dioxide, the wear resistance and corrosion resistance of the coating are improved, and simultaneously, the addition of the organic silicon rubber and the graphene oxide endows the coating with good flame retardant property.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to an organic silicon nano anticorrosive waterproof coating and a production process thereof.
Background
The anticorrosive paint becomes an important vitality army in the paint field, along with the continuous improvement of the environmental protection consciousness of people, the heavy anticorrosive paint is developing towards the directions of high environmental protection, high performance and functionalization, and in the face of severe use environment and complex construction environment, more heavy anticorrosive paints with strong practicability and convenient construction are urgently needed to be developed, an anticorrosive technical system is fundamentally improved, and the market of the anticorrosive paint is expanded. The development of the nano technology provides possibility for the above problems, and the application of the special properties (such as heat resistance, insulativity, chemical stability and the like) of the nano particles in the preparation of the heavy anti-corrosion coating can not only improve the comprehensive mechanical properties of the polymer, but also improve the basic physicochemical properties of the anti-corrosion coating, such as corrosion resistance, high temperature resistance, tensile resistance and the like.
Disclosure of Invention
In order to overcome the above problems in the prior art, the present invention proposes the following technical solutions.
The technical scheme adopted by the invention for solving the technical problems is as follows: an organosilicon nanometer anticorrosive waterproof coating comprises the following components in parts by weight: 60-80 parts of organic silicon rubber, 20-30 parts of nano fumed silica, 1-5 parts of curing agent, 0.1-0.3 part of coupling agent, 5-15 parts of modified nano zinc oxide-graphene oxide composite powder, 5-20 parts of nano silicon dioxide, 5-10 parts of diatom ooze, 0.1-0.5 part of dispersing agent and 10-20 parts of solvent.
In the organosilicon nano anticorrosive waterproof coating, the coupling agent is a silane coupling agent.
The organic silicon nano anticorrosive waterproof coating is a mixed solvent of propylene glycol methyl ether, propylene carbonate and dipropylene glycol butyl ether in a volume ratio of 1.5:1: 0.1.
In the organic silicon nano anticorrosive and waterproof coating, the dispersant is sodium oleate.
The production process of the organic silicon nano anticorrosive waterproof coating comprises the following steps:
(1) weighing the raw materials according to the weight parts, adding the nano silicon dioxide, the modified nano zinc oxide-graphene oxide composite powder and a proper amount of solvent into a mixing tank, and stirring and mixing at the rotating speed of 800-;
(2) adding the organic silicon rubber, the nano fumed silica, the coupling agent and the dispersing agent into a reaction kettle, heating to 150-;
(3) adding the mixed solution A obtained in the step (1) into a reaction kettle, raising the temperature to 200 ℃, and stirring for 30 minutes;
(4) and (3) cooling the temperature in the reaction kettle to 140-150 ℃, adding the diatom ooze, the dispersing agent, the curing agent and the residual solvent into the reaction kettle, stirring for 40 minutes, stopping heating, and stirring for cooling.
The invention has the beneficial effects that the main body of the anticorrosive paint is set into the organic silicon rubber, can rapidly permeate into the base layer to be coated and is crosslinked into a three-dimensional network structure body, so that the product has excellent thixotropy and dispersion stability, the waterproof property of the paint is effectively increased, the deformation capability of the paint adapting to the base layer is increased, and the organic silicon rubber endows the paint with excellent high and low temperature resistance, weather resistance and water resistance; by adding the modified nano zinc oxide-graphene oxide composite powder and nano silicon dioxide, the wear resistance and corrosion resistance of the coating are improved, and simultaneously, the addition of the organic silicon rubber and the graphene oxide endows the coating with good flame retardant property.
Detailed Description
The present invention will be described in detail with reference to specific embodiments in order to make those skilled in the art better understand the technical solutions of the present invention.
An organosilicon nanometer anticorrosive waterproof coating comprises the following components in parts by weight: 60-80 parts of organic silicon rubber, 20-30 parts of nano fumed silica, 1-5 parts of curing agent, 0.1-0.3 part of coupling agent, 5-15 parts of modified nano zinc oxide-graphene oxide composite powder, 5-20 parts of nano silicon dioxide, 5-10 parts of diatom ooze, 0.1-0.5 part of dispersing agent and 10-20 parts of solvent.
Further, the coupling agent is a silane coupling agent.
Furthermore, the solvent is a mixed solvent of propylene glycol methyl ether, propylene carbonate and dipropylene glycol butyl ether in a volume ratio of 1.5:1: 0.1. .
Further, the dispersant is sodium oleate.
Further, the preparation method of the modified nano zinc oxide-graphene oxide composite powder is a preparation method described in a Chinese invention patent with the application number of 201811271674. X: (1) dissolving sodium dodecyl sulfate in hot water of 70-80 ℃ for stirring and dispersing, then adding nano zinc oxide for stirring and dispersing, carrying out ultrasonic treatment for 0.5-1.5h, and then carrying out suction filtration and drying to obtain modified nano zinc oxide powder; (2) adding the modified nano zinc oxide powder and graphene oxide into 2-5wt% of itaconic acid solution, stirring and dispersing for 1-3 hours, heating to 50-60 ℃, adding a silane coupling agent, reacting for 2-4 hours, filtering, and drying the filtrate.
The production process of the organic silicon nano anticorrosive waterproof coating comprises the following steps:
(1) weighing the raw materials according to the weight parts, adding the nano silicon dioxide, the modified nano zinc oxide-graphene oxide composite powder and a proper amount of solvent into a mixing tank, and stirring and mixing at the rotating speed of 800-;
(2) adding the organic silicon rubber, the nano fumed silica, the coupling agent and the dispersing agent into a reaction kettle, heating to 150-;
(3) adding the mixed solution A obtained in the step (1) into a reaction kettle, raising the temperature to 200 ℃, and stirring for 30 minutes;
(4) and (3) cooling the temperature in the reaction kettle to 140-150 ℃, adding the diatom ooze, the dispersing agent, the curing agent and the residual solvent into the reaction kettle, stirring for 40 minutes, stopping heating, and stirring for cooling.
[ example 1 ]
Weighing 60 parts by mass of organic silicon rubber, 20 parts by mass of nano fumed silica, 2 parts by mass of a curing agent, 0.1 part by mass of a coupling agent, 5 parts by mass of modified nano zinc oxide-graphene oxide composite powder, 5 parts by mass of nano silicon dioxide, 5 parts by mass of diatom ooze, 0.2 part by mass of a dispersing agent and 10 parts by mass of a solvent;
(1) adding the nano silicon dioxide, the modified nano zinc oxide-graphene oxide composite powder and a proper amount of solvent into a mixing tank, and stirring and mixing at the rotating speed of 800r/min to prepare a mixed solution A;
(2) adding the organic silicon rubber, the nano fumed silica, the coupling agent and the dispersing agent into a reaction kettle, heating to 150-180 ℃, and stirring at the temperature for 40 minutes at the speed of 300 r/min;
(3) adding the mixed solution A obtained in the step (1) into a reaction kettle, raising the temperature to 200 ℃, and stirring for 30 minutes;
(4) and (3) cooling the temperature in the reaction kettle to 140 ℃, adding the diatom ooze, the dispersing agent, the curing agent and the residual solvent into the reaction kettle, stirring for 40 minutes, stopping heating, and stirring for cooling.
[ examples ] A method for producing a compound
Weighing 70 parts by mass of organic silicon rubber, 25 parts by mass of nano fumed silica, 2 parts by mass of a curing agent, 0.1 part by mass of a coupling agent, 8 parts by mass of modified nano zinc oxide-graphene oxide composite powder, 5 parts by mass of nano silicon dioxide, 5 parts by mass of diatom ooze, 0.2 part by mass of a dispersing agent and 10 parts by mass of a solvent;
(1) adding the nano silicon dioxide, the modified nano zinc oxide-graphene oxide composite powder and a proper amount of solvent into a mixing tank, and stirring and mixing at the rotating speed of 800r/min to prepare a mixed solution A;
(2) adding the organic silicon rubber, the nano fumed silica, the coupling agent and the dispersing agent into a reaction kettle, heating to 150-180 ℃, and stirring at the temperature for 40 minutes at the speed of 300 r/min;
(3) adding the mixed solution A obtained in the step (1) into a reaction kettle, raising the temperature to 200 ℃, and stirring for 30 minutes;
(4) and (3) cooling the temperature in the reaction kettle to 140 ℃, adding the diatom ooze, the dispersing agent, the curing agent and the residual solvent into the reaction kettle, stirring for 40 minutes, stopping heating, and stirring for cooling.
The nano organosilicon anticorrosive paint obtained in the embodiment 1-2 is respectively coated on 4 test boards, one of the test boards is used for mechanical performance test, the other test boards is used for chemical performance test, the film thickness is 200 micrometers, the performance test is carried out after the paint film is maintained for 7 days,
the test results were as follows:
| examples | Adhesion (MPa) | Impact resistance (Cm) | Flexibility (mm) | Flammability of | 5% saline water for 168h | Thermal shock property, 600 deg.C cold-hot circulation 15 times |
| 1 | 9.8 | 78 | 1.5 | Non-combustible | No corrosion, bubbling and peeling | No corrosion, bubbling and peeling |
| 2 | 10.3 | 82 | 2.0 | Non-combustible | No corrosion, bubbling and peeling | No corrosion, bubbling and peeling |
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.
Claims (5)
1. An organosilicon nanometer anticorrosive waterproof coating is characterized by comprising the following components in parts by weight: 60-80 parts of organic silicon rubber, 20-30 parts of nano fumed silica, 1-5 parts of curing agent, 0.1-0.3 part of coupling agent, 5-15 parts of modified nano zinc oxide-graphene oxide composite powder, 5-20 parts of nano silicon dioxide, 5-10 parts of diatom ooze, 0.1-0.5 part of dispersing agent and 10-20 parts of solvent.
2. The organosilicon nano anticorrosive waterproof coating of claim 1, characterized in that the coupling agent is a silane coupling agent.
3. The organosilicon nano anticorrosive waterproof coating of claim 1, characterized in that the solvent is a mixed solvent of propylene glycol methyl ether, propylene carbonate and dipropylene glycol butyl ether in a volume ratio of 1.5:1: 0.1.
4. The organosilicon nano anticorrosive waterproof coating of claim 1, characterized in that the dispersant is sodium oleate.
5. A production process of the organosilicon nanometer anticorrosive waterproof coating of any one of claims 1 to 4, characterized by comprising the following steps:
(1) weighing the raw materials according to the weight parts, adding the nano silicon dioxide, the modified nano zinc oxide-graphene oxide composite powder and a proper amount of solvent into a mixing tank, and stirring and mixing at the rotating speed of 800-;
(2) adding the organic silicon rubber, the nano fumed silica, the coupling agent and the dispersing agent into a reaction kettle, heating to 150-;
(3) adding the mixed solution A obtained in the step (1) into a reaction kettle, raising the temperature to 200 ℃, and stirring for 30 minutes;
(4) and (3) cooling the temperature in the reaction kettle to 140-150 ℃, adding the diatom ooze, the dispersing agent, the curing agent and the residual solvent into the reaction kettle, stirring for 40 minutes, stopping heating, and stirring for cooling.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6251990B1 (en) * | 1998-08-24 | 2001-06-26 | Shin-Etsu Chemical Co., Ltd. | Silicone rubber compositions having high-voltage electrical insulation, sealing and repairing compounds for polymeric insulators |
| CN104650720A (en) * | 2015-02-02 | 2015-05-27 | 安徽枞阳县渡江充气设备制造有限公司 | Low-temperature-resistant anti-leakage waterproof paint and preparation method thereof |
| CN104650717A (en) * | 2015-02-02 | 2015-05-27 | 安徽枞阳县渡江充气设备制造有限公司 | High-weather resistance low-discoloration-tendency waterproof paint and preparation method thereof |
| CN107286845A (en) * | 2017-06-28 | 2017-10-24 | 常州市鑫嘉生物科技有限公司 | A kind of antifouling flush paint and preparation method thereof |
| CN107663416A (en) * | 2017-10-26 | 2018-02-06 | 国网河南省电力公司周口供电公司 | Transmission line of electricity external insulation novel antifouling dodges spraying composite material |
| CN108467676A (en) * | 2018-03-27 | 2018-08-31 | 厦门力嘉诚防水工程有限公司 | A kind of graphene silicon rubber waterproof coating |
| CN109439139A (en) * | 2018-10-29 | 2019-03-08 | 合肥晓拂新能源有限公司 | Nano-organosilicon anticorrosive paint |
-
2020
- 2020-12-25 CN CN202011566493.7A patent/CN112680100A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6251990B1 (en) * | 1998-08-24 | 2001-06-26 | Shin-Etsu Chemical Co., Ltd. | Silicone rubber compositions having high-voltage electrical insulation, sealing and repairing compounds for polymeric insulators |
| CN104650720A (en) * | 2015-02-02 | 2015-05-27 | 安徽枞阳县渡江充气设备制造有限公司 | Low-temperature-resistant anti-leakage waterproof paint and preparation method thereof |
| CN104650717A (en) * | 2015-02-02 | 2015-05-27 | 安徽枞阳县渡江充气设备制造有限公司 | High-weather resistance low-discoloration-tendency waterproof paint and preparation method thereof |
| CN107286845A (en) * | 2017-06-28 | 2017-10-24 | 常州市鑫嘉生物科技有限公司 | A kind of antifouling flush paint and preparation method thereof |
| CN107663416A (en) * | 2017-10-26 | 2018-02-06 | 国网河南省电力公司周口供电公司 | Transmission line of electricity external insulation novel antifouling dodges spraying composite material |
| CN108467676A (en) * | 2018-03-27 | 2018-08-31 | 厦门力嘉诚防水工程有限公司 | A kind of graphene silicon rubber waterproof coating |
| CN109439139A (en) * | 2018-10-29 | 2019-03-08 | 合肥晓拂新能源有限公司 | Nano-organosilicon anticorrosive paint |
Non-Patent Citations (2)
| Title |
|---|
| 中国橡胶工业协会编: "《中国橡胶工业年鉴（2010-2011年）》", 31 October 2011, 中国商业出版社 * |
| 刘健等: "纳米材料增强液体硅橡胶的研究进展", 《合成橡胶工业》 * |
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Application publication date: 20210420 |