阅读说明：本技术 一种高强度的防水耐腐蚀防暴涂料 (High-strength waterproof corrosion-resistant anti-explosion coating ) 是由 赵琳 郭捷 梅逸舟 于 2020-05-12 设计创作，主要内容包括：本发明提供了一种高强度的防水耐腐蚀防暴涂料,该高强度的防水耐腐蚀防暴涂料由A组分、B组分和改性碳纤维组成,A组分包括改性环氧树脂和环氧树脂固化剂；B组分包括硼化物、金属氧化物和陶瓷微粉；改性环氧树脂由以下方法制备而成：将环氧树脂与端羧基丙二醇聚醚充分混合均匀,即得；改性碳纤维由以下方法制备而成：(1)将纳米活性炭颗粒加入到去离子水中震荡,再置于恒温干燥箱中干燥,再置于1.0×PBS磷酸盐缓冲液中,离心,过滤,清洗,烘干；(2)将硅藻泥焙烧后放入球型研磨机中,加入步骤(1)烘干后的纳米活性炭混合均匀,加热至红热熔融,经漏板流出,冷却,即得；本发明提供的涂料具有极高的强度和韧性。(The invention provides a high-strength waterproof corrosion-resistant explosion-proof coating which comprises a component A, a component B and modified carbon fibers, wherein the component A comprises modified epoxy resin and an epoxy resin curing agent, the component B comprises boride, metal oxide and ceramic micro powder, the modified epoxy resin is prepared by the following method of fully and uniformly mixing epoxy resin and carboxyl-terminated propylene glycol polyether, and the modified carbon fibers are prepared by the following method of (1) adding nano activated carbon particles into deionized water for oscillation, then placing the mixture in a constant-temperature drying box for drying, then placing the dried mixture in 1.0 × PBS phosphate buffer solution, centrifuging, filtering, cleaning and drying, and (2) placing diatom mud after being roasted in a ball grinder, adding the nano activated carbon dried in the step (1) for uniform mixing, heating to red hot melting, flowing out through a leakage plate and cooling.)

1. The high-strength waterproof corrosion-resistant explosion-proof coating is characterized by comprising a component A, a component B and a component C in a weight ratio of 45-55:35-45:5-10, wherein the component A comprises modified epoxy resin and an epoxy resin curing agent in a mass ratio of 35-40: 10-15; the component B comprises boride, metal oxide and ceramic micro powder in a mass ratio of 2-4:1-3:1-3, and the component C is modified carbon fiber;

the modified epoxy resin is prepared by the following method: fully and uniformly mixing the epoxy resin and carboxyl-terminated propylene glycol polyether in a mass ratio of 5-15:1 to obtain modified epoxy resin;

the modified carbon fiber is prepared by the following method of (1) adding nano activated carbon particles into deionized water with the volume of 5-10 times of that of the nano activated carbon particles, performing ultrasonic oscillation, drying in a constant-temperature drying box, then placing in 1.0 × PBS phosphate buffer solution, centrifuging, filtering, then washing with deionized water, and drying, (2) roasting diatom ooze, then placing in a ball grinder, adding the dried nano activated carbon obtained in the step (1), uniformly mixing, placing in a tank furnace, heating until the mixture is melted by red heat, flowing out through a leakage plate, and cooling to obtain the modified carbon fiber, wherein the mass ratio of the diatom ooze to the nano activated carbon particles is 5-10: 3-5.

2. The high-strength waterproof corrosion-resistant explosion-proof coating as claimed in claim 1, wherein the component B is prepared by a method comprising the steps of a, taking boride, nano copper oxide and ceramic micropowder according to a certain proportion, mixing uniformly, washing with 10 times of 1.0 × PBS buffer solution, 95% ethanol and surfactant Tween-80 to obtain three washes, B, mixing the three washes, centrifuging, suspending with 20 times of deionized water, ultrasonic vibrating and drying to obtain the component B.

3. The high-strength waterproof corrosion-resistant explosion-proof coating as claimed in claim 2, wherein the centrifugation is performed at 4 ℃ and 10000-.

4. The high-strength waterproof corrosion-resistant explosion-proof coating as claimed in claim 2, wherein the ultrasonic vibration is carried out under the conditions of 80-100Hz vibration cleaning for 20-40min, and the drying temperature is 80 ℃.

5. The high-strength waterproof corrosion-resistant explosion-proof coating as claimed in claim 1, wherein the ultrasonic vibration condition in the preparation method of the modified carbon fiber is 30-50Hz ultrasonic vibration cleaning for 0.5-1.5 h.

6. The high-strength waterproof corrosion-resistant explosion-proof coating as claimed in claim 1, wherein the drying condition of the constant-temperature drying oven in the preparation method of the modified carbon fiber is 60 ℃ for 5-7 h.

7. The high-strength waterproof corrosion-resistant anti-riot coating as claimed in claim 1, wherein the coating is further placed in 1.0 × PBS phosphate buffer solution and centrifuged under the conditions of 800-1200rpm for 8-12 min.

8. The high-strength waterproof, anticorrosion and antiriot coating of claim 1, wherein the drying conditions in the modified carbon fiber preparation method are 60 ℃.

9. The high-strength waterproof, corrosion-resistant and explosion-proof coating as claimed in claim 1, wherein the baking of the diatom ooze in a ball mill is performed by baking the diatom ooze at 200 ℃ for 1.5-2.5 hours.

10. A method for preparing the high-strength waterproof corrosion-resistant explosion-proof coating according to claim 1, which comprises the following steps:

(1) mixing the modified epoxy resin and the epoxy resin curing agent in a specified mass ratio, and fully stirring until the mixture is heated to prepare the resin to be cured;

(2) adding the component B with the specified mass ratio into the resin to be cured prepared in the step (1), and continuously stirring until a stirring rod does not have flocculent wiredrawing to prepare a curing precursor;

(3) and (3) adding modified carbon fibers in a specified mass ratio into the curing precursor prepared in the step (2), and fully stirring until no flocculent drawn wires exist, thus obtaining the high-strength waterproof corrosion-resistant explosion-proof coating.

Technical Field

The invention belongs to the technical field of anti-riot coatings, and particularly relates to a high-strength waterproof corrosion-resistant anti-riot coating.

Background

With the enhancement of Chinese strength and the steady development of national economy, China enters another strategic opportunity period, meanwhile, the world economy and safety situation are increasingly complicated, with the expansion of a large amount of domestic capital overseas, the requirements of military polices and civilians on personal and group security become increasingly urgent, but at present, the production level of anti-riot equipment in China is uneven, the quality and the efficiency are obviously different from those of developed countries, in the important field of anti-riot coatings, the existing products in China mostly adopt polyurea as a main material, and the strength of the anti-riot coating formed by the polyurea is difficult to meet the market requirements.

Disclosure of Invention

In order to solve the technical problems, the invention provides a high-strength waterproof corrosion-resistant anti-explosion coating, which comprises the following specific scheme:

the invention provides a high-strength waterproof corrosion-resistant explosion-proof coating, which consists of a component A, a component B and a component C in a weight ratio of 45-55:35-45:5-10, wherein the component A comprises modified epoxy resin and an epoxy resin curing agent in a mass ratio of 35-40: 10-15; the component B comprises boride, metal oxide and ceramic micro powder in a mass ratio of 2-4:1-3:1-3, and the component C is modified carbon fiber;

wherein the particle size of the ceramic micro powder is 100-200nm, and the modified epoxy resin is prepared by the following method: fully and uniformly mixing the epoxy resin and carboxyl-terminated propylene glycol polyether in a mass ratio of 5-15:1 to obtain modified epoxy resin;

the modified carbon fiber is prepared by the following method that (1) nano activated carbon particles are added into deionized water with 5-10 times of volume for ultrasonic oscillation, then the mixture is placed into a constant temperature drying box for drying, then the dried mixture is placed into 1.0 × PBS phosphate buffer solution for centrifugation, filtration and then the washed and dried mixture is washed by deionized water, (2) diatom ooze is roasted and then placed into a ball grinder, the nano activated carbon dried in the step (1) is added and evenly mixed, the mixture is placed into a tank furnace for heating until the mixture is melted by red heat, and the mixture flows out through a leakage plate and is cooled, so that the modified carbon fiber is obtained, wherein the mass ratio of the diatom ooze to the nano activated carbon particles is 5-10: 3;

the epoxy resin curing agent comprises one or more of fatty amine curing agents and anhydride curing agents;

the epoxy resin comprises one or more of bisphenol A type epoxy resin and phenolic aldehyde type epoxy resin;

the metal oxide comprises one or more of nano copper oxide and nano zinc oxide, and the particle size of the nano copper oxide is 50-70 nm;

the boride includes one or more of boron carbide and boron nitride.

Wherein, the epoxy resin is preferably E51 epoxy resin, and the temperature in the molten state is 800-1000 ℃.

The component B is prepared by the following method, namely, a, taking boride, nano copper oxide and ceramic micro powder according to a proportion, mixing uniformly, washing with 10 times of 1.0 × PBS buffer solution, 95% ethanol and surfactant Tween-80 to prepare three washes, B, mixing the three washes, centrifuging, suspending with 20 times of deionized water, ultrasonically oscillating and drying to obtain the component B.

Furthermore, the particle size of the nano copper oxide is 50-70 nm.

Further, the centrifugation is carried out at 4 ℃ under 10000-.

Further, the ultrasonic vibration condition is that the ultrasonic vibration cleaning is carried out for 20-40min at 80-100Hz, and the drying temperature is 80 ℃.

Further, the ultrasonic oscillation condition in the preparation method of the modified carbon fiber is 30-50Hz ultrasonic oscillation cleaning for 0.5-1.5 h.

Further, in the preparation method of the modified carbon fiber, the drying condition of the constant-temperature drying oven is 60 ℃ for 5-7 h.

Further, the mixture was placed in 1.0 × PBS phosphate buffer and centrifuged under the conditions of 800-.

Further, the drying condition in the modified carbon fiber preparation method is 60 ℃.

Further, the roasting of the diatom ooze in a ball mill is to roast the diatom ooze at 200 ℃ for 1.5-2.5 h.

Further, a preparation method of the high-strength waterproof corrosion-resistant explosion-proof coating comprises the following steps:

(1) mixing the modified epoxy resin and the epoxy resin curing agent in a specified mass ratio, and fully stirring until the mixture is heated to prepare the resin to be cured;

(2) adding the component B with the specified mass ratio into the resin to be cured prepared in the step (1), and continuously stirring until a stirring rod does not have flocculent wiredrawing to prepare a curing precursor;

(3) and (3) adding modified carbon fibers in a specified mass ratio into the curing precursor prepared in the step (2), and fully stirring until no flocculent drawn wires exist, thus obtaining the high-strength waterproof corrosion-resistant explosion-proof coating.

The application method of the coating provided by the invention is to coat the coating on a substrate to form a coating with the thickness of 3.0-4.0mm, and cure for 16-24 h.

The high-strength waterproof corrosion-resistant anti-explosion coating provided by the invention has extremely high strength and toughness, and can be suitable for environments with extreme temperature and humidity; the mixture of boron, metal oxide and ceramic micro powder with different proportions is utilized to have synergistic effect with the modified epoxy resin, and the obtained coating is compact; the washing resistance of the coating is greatly improved, the service life of the coating is prolonged, and the tensile strength and the impact strength are enhanced; by adding the modified carbon fiber powder, the coating is not easy to damage and has strong adhesive force; can be applied to stab-resistant and bulletproof clothes surfaces, explosion-proof shields, vehicle carriers and unmanned aerial vehicle shells.

Detailed Description