阅读说明：本技术 一种环保型水性工业涂料的制备方法 (Preparation method of environment-friendly water-based industrial coating ) 是由 褚俊华 于 2020-08-03 设计创作，主要内容包括：本发明公开了一种环保型水性工业涂料的制备方法,包括下列重量份的原料：金属防锈乳液10-20份、云母粉20-40份、分散剂8-10份、防腐剂25-35份、聚四氟蜡粉10-20份、有机硅乳液10-20份、丙烯酸乳液40-50份、磷酸锌5-10份、乙二醇单丁醚14-16份、有机氟聚合物5-7份、丙烯酸羟丙酯8-10份、丙烯酸月桂酯10-12份、香料20-30份。与其它处理工艺相比,采用金属防锈乳液、云母粉、分散剂、防腐剂、聚四氟蜡粉、有机硅乳液、丙烯酸乳液、磷酸锌、乙二醇单丁醚、有机氟聚合物、丙烯酸羟丙酯、丙烯酸月桂酯、香料所组成的原料,混合的原料使涂料同时具有极佳的防腐蚀、耐磨性、抗锈性、耐老化性和阻燃性,对原料进行二次粉碎混合,使原料反应的更加彻底,节约了原料的,符合环保生产的理念。(The invention discloses a preparation method of an environment-friendly water-based industrial coating, which comprises the following raw materials in parts by weight: 10-20 parts of metal antirust emulsion, 20-40 parts of mica powder, 8-10 parts of dispersing agent, 25-35 parts of preservative, 10-20 parts of polytetrafluoroethylene wax powder, 10-20 parts of organic silicon emulsion, 40-50 parts of acrylic emulsion, 5-10 parts of zinc phosphate, 14-16 parts of ethylene glycol monobutyl ether, 5-7 parts of organic fluorine polymer, 8-10 parts of hydroxypropyl acrylate, 10-12 parts of lauryl acrylate and 20-30 parts of spice. Compared with other treatment processes, the coating is prepared from raw materials consisting of metal antirust emulsion, mica powder, a dispersing agent, a preservative, polytetrafluoroethylene wax powder, organic silicon emulsion, acrylic emulsion, zinc phosphate, ethylene glycol monobutyl ether, organic fluorine polymer, hydroxypropyl acrylate, lauryl acrylate and spice, the mixed raw materials enable the coating to have excellent corrosion resistance, wear resistance, rust resistance, aging resistance and flame retardance at the same time, the raw materials are crushed and mixed for the second time, so that the reaction of the raw materials is more thorough, the raw materials are saved, and the coating accords with the concept of environment-friendly production.)

1. A preparation method of environment-friendly water-based industrial coating is characterized by comprising the following steps: comprises the following raw materials in parts by weight: 10-20 parts of metal antirust emulsion, 20-40 parts of mica powder, 8-10 parts of dispersing agent, 25-35 parts of preservative, 10-20 parts of polytetrafluoroethylene wax powder, 10-20 parts of organic silicon emulsion, 40-50 parts of acrylic emulsion, 5-10 parts of zinc phosphate, 14-16 parts of ethylene glycol monobutyl ether, 5-7 parts of organic fluorine polymer, 8-10 parts of hydroxypropyl acrylate, 10-12 parts of lauryl acrylate and 20-30 parts of spice, and the method comprises the following steps:

s1, taking 10 parts of metal antirust emulsion, 20 parts of mica powder, 8 parts of dispersing agent, 25 parts of preservative, 10 parts of polytetrafluoroethylene wax powder, 10 parts of organic silicon emulsion, 40 parts of acrylic emulsion, 5 parts of zinc phosphate, 14 parts of ethylene glycol monobutyl ether, 5 parts of organic fluoropolymer, 8 parts of hydroxypropyl acrylate, 10 parts of lauryl acrylate and 20 parts of spice as raw materials;

s2, introducing all the obtained raw materials into a mixing container, adding a certain amount of ionized water, and fully stirring for 20 minutes at a certain rotating speed;

s3, introducing nitrogen after stirring, heating the reaction kettle to a proper reaction temperature by using an external heating boiler, and standing for 40 minutes;

s4, after heating and reacting, removing water in the reactant in a distillation mode, simultaneously filtering impurities generated by the reaction by using a filter, pouring the filtered reactant into a ball-milling reaction kettle, fully grinding the reactant, and fully dissolving the granular reactant in the reaction kettle in the solution after grinding;

and S5, cooling the reactant to room temperature after the ball milling is finished, and obtaining the finished product coating.

2. The method for preparing the environment-friendly water-based industrial coating according to claim 1, wherein the method comprises the following steps: the dosage of the added ionic water is 100ml-150 ml.

3. The method for preparing the environment-friendly water-based industrial coating according to claim 1, wherein the method comprises the following steps: the rotating speed of the raw material stirring is 800 r/h.

4. The method for preparing the environment-friendly water-based industrial coating according to claim 1, wherein the method comprises the following steps: the heating boiler heats the reaction kettle to 130-150 ℃.

5. The method for preparing the environment-friendly water-based industrial coating according to claim 1, wherein the method comprises the following steps: the time for ball milling the reactants by using the ball milling reaction kettle is 30-40 minutes.

Technical Field

The invention relates to the technical field of coatings, in particular to a preparation method of an environment-friendly water-based industrial coating.

Background

The water-based industrial paint is prepared by mixing water-based resin, pigment, various additives and deionized water, has no pollution to the environment, no harm to people, quick drying at normal temperature, strong paint film adhesion and good matching property with various water-based finish paints and diluent-type finish paints, and is mainly used for coating metal substrates in industrial equipment, vehicles and civil products, in particular to the protective coating of the surfaces of export steel.

The existing preparation method of the water-based industrial coating has the following defects: the existing water-based industrial coating has less effects, although the types are more, the coating with different effects and types needs to be sprayed according to different environmental requirements, and if different effects are needed, multiple layers need to be sprayed, so that the cost is increased; the existing water-based industrial coating has more complex process and not precise processing process in the preparation process, so that the coating has more defects and can not fully embody the efficacy of the coating, and the coating contains granular unreacted raw materials due to partial insufficient reaction and no complementary reaction process in the preparation process, so that the raw materials are wasted and the coating quality is reduced.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a preparation method of an environment-friendly water-based industrial coating, which adopts raw materials consisting of metal antirust emulsion, mica powder, a dispersing agent, a preservative, polytetrafluoroethylene wax powder, an organic silicon emulsion, an acrylic emulsion, zinc phosphate, ethylene glycol monobutyl ether, an organic fluoropolymer, hydroxypropyl acrylate, lauryl acrylate and spice, and the mixed raw materials ensure that the prepared coating has excellent corrosion resistance, wear resistance, rust resistance, aging resistance and flame retardance at the same time, so that the functional types of the coating are increased, only one layer of coating needs to be sprayed in the using process, various functions can be simultaneously utilized, the spraying cost is reduced, and the preparation process of the coating adds a sufficient amount of ionized water as a reaction solution to ensure that the coating reacts more fully in the preparation reaction process, carry out fast-speed stirring simultaneously through reacting under suitable reaction temperature, make the even mixture of raw materials, still add the timing grinding process after preliminary mixing, carry out the regrinding to the raw materials and mix, make more thorough of raw materials reaction, practiced thrift the raw materials, accord with the theory of environmental protection production.

In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of an environment-friendly water-based industrial coating comprises the following raw materials in parts by weight: 10-20 parts of metal antirust emulsion, 20-40 parts of mica powder, 8-10 parts of dispersing agent, 25-35 parts of preservative, 10-20 parts of polytetrafluoroethylene wax powder, 10-20 parts of organic silicon emulsion, 40-50 parts of acrylic emulsion, 5-10 parts of zinc phosphate, 14-16 parts of ethylene glycol monobutyl ether, 5-7 parts of organic fluorine polymer, 8-10 parts of hydroxypropyl acrylate, 10-12 parts of lauryl acrylate and 20-30 parts of spice, and the method comprises the following steps:

s1, taking 10 parts of metal antirust emulsion, 20 parts of mica powder, 8 parts of dispersing agent, 25 parts of preservative, 10 parts of polytetrafluoroethylene wax powder, 10 parts of organic silicon emulsion, 40 parts of acrylic emulsion, 5 parts of zinc phosphate, 14 parts of ethylene glycol monobutyl ether, 5 parts of organic fluoropolymer, 8 parts of hydroxypropyl acrylate, 10 parts of lauryl acrylate and 20 parts of spice as raw materials;

s2, introducing all the obtained raw materials into a mixing container, adding a certain amount of ionized water, and fully stirring for 20 minutes at a certain rotating speed;

s3, introducing nitrogen after stirring, heating the reaction kettle to a proper reaction temperature by using an external heating boiler, and standing for 40 minutes;

s4, after heating and reacting, removing water in the reactant in a distillation mode, simultaneously filtering impurities generated by the reaction by using a filter, pouring the filtered reactant into a ball-milling reaction kettle, fully grinding the reactant, and fully dissolving the granular reactant in the reaction kettle in the solution after grinding;

and S5, cooling the reactant to room temperature after the ball milling is finished, and obtaining the finished product coating.

Preferably, the dosage of the added ionic water is 100ml-150 ml.

Preferably, the rotation speed of stirring the raw materials is 800 r/h.

Preferably, the heating boiler heats the reaction kettle to 130 ℃ to 150 ℃.

Preferably, the time for ball milling the reactant by using the ball milling reaction kettle is 30 minutes to 40 minutes.

The invention has the technical effects and advantages that:

the invention adopts the raw materials consisting of metal antirust emulsion, mica powder, dispersant, preservative, polytetrafluoroethylene wax powder, organosilicon emulsion, acrylic emulsion, zinc phosphate, ethylene glycol monobutyl ether, organic fluorine polymer, hydroxypropyl acrylate, lauryl acrylate and spice, the mixed raw materials ensure that the prepared coating has excellent corrosion resistance, wear resistance, rust resistance, aging resistance and flame retardance at the same time, the efficacy types of the coating are increased, only one layer of coating needs to be sprayed in the using process, various effects can be simultaneously utilized, the spraying cost is reduced, in addition, the preparation process of the coating adopts sufficient amount of ionized water as reaction solution, the coating can more fully react in the preparation reaction process, the reaction is carried out at proper reaction temperature while high-speed stirring is carried out, the raw materials are uniformly mixed, and a timing grinding process is also added after primary mixing, the raw materials are crushed and mixed for the second time, so that the raw materials react more thoroughly, the raw materials are saved, and the method conforms to the concept of environment-friendly production.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.