阅读说明：本技术 一种不含甲醛的新型涂料及制备方法 (Novel coating without formaldehyde and preparation method thereof ) 是由 吕宏刚 佟亚南 周永新 韩素红 张玉光 于 2021-08-10 设计创作，主要内容包括：本发明提供了一种不含甲醛的新型涂料及制备方法,该不含甲醛的新型涂料的配方为,50％-75％水、10％-15％碳酸钙、5％-8％亚晶石、1％-3％氧化镁、10％-15％纤维素、5％-10％天鹅绒、3％-7％硅藻泥、12％-15％改性膨润土、7％-13％染色剂、4％-7％有机溶剂、8％-10％改性蒙脱石,本发明能够制备出不含甲醛的涂料。(The invention provides a novel formaldehyde-free coating and a preparation method thereof, wherein the formula of the formaldehyde-free coating comprises 50-75% of water, 10-15% of calcium carbonate, 5-8% of subgrain, 1-3% of magnesium oxide, 10-15% of cellulose, 5-10% of velvet, 3-7% of diatom ooze, 12-15% of modified bentonite, 7-13% of coloring agent, 4-7% of organic solvent and 8-10% of modified montmorillonite.)

1. The novel formaldehyde-free paint is characterized in that the formula of the novel formaldehyde-free paint is as follows:

50-75% of water, 10-15% of calcium carbonate, 5-8% of chlorite, 1-3% of magnesium oxide, 10-15% of cellulose, 5-10% of velvet, 3-7% of diatom ooze, 12-15% of modified bentonite, 7-13% of coloring agent, 4-7% of organic solvent and 8-10% of modified montmorillonite.

2. The novel formaldehyde-free coating and the preparation method thereof according to claim 1, wherein the preparation method of the novel formaldehyde-free coating comprises the following steps:

(1) respectively grinding calcium carbonate, kyanite, magnesium oxide, cellulose and velvet into powder with the same size by using a grinder;

(2) injecting water into the stirrer, adding powdery calcium carbonate and subgrain into the water, starting the stirrer, stirring for 5min, and completely mixing to obtain a mixed solution 1;

(3) adding powdered magnesium oxide and cellulose into the mixed solution 1, stirring for 3min, and completely mixing to obtain a mixed solution 2;

(4) adding powdery velvet, modified bentonite and modified montmorillonite into the mixed solution 2, stirring for 2min, and completely mixing to obtain a mixed solution 3;

(5) adding the diatom ooze into the mixed solution 3, stirring for 2min, and completely mixing to obtain a mixed solution 4;

(6) adding an organic solvent into the mixed solution 4, stirring for 5min, and completely mixing to obtain a mixed solution 5;

(7) and adding the coloring agent into the mixed solution 5, stirring for 1.5min, and completely mixing to obtain the formaldehyde-free paint.

3. The novel formaldehyde-free paint and the preparation method thereof as claimed in claim 1, wherein the organic solvent comprises the following components: 3-6% of pentane, 5-10% of hexane and 6-12% of octane.

4. The novel formaldehyde-free coating and the preparation method thereof according to claim 1, wherein the coloring agent comprises the following components: 5 to 8 percent of carbolic acid, 10 to 15 percent of basic fuchsin, 30 to 50 percent of distilled water and 10 to 15 percent of alcohol.

5. The novel formaldehyde-free coating and the preparation method thereof according to claim 1, wherein the preparation method of the coloring agent comprises the following steps:

(1) pouring the carbolic acid into a test tube, adding distilled water into the test tube, and stirring for 3min by using a stirring rod until the carbolic acid is completely dissolved in the distilled water; obtaining a solution 1;

(2) grinding basic fuchsin into powder, adding alcohol, grinding the basic fuchsin with the alcohol, and stirring for 1min by using a stirring rod to obtain a solution 2;

(3) and mixing the solution 1 and the solution 2 together to obtain carbol fuschin dye solution.

Technical Field

The invention mainly relates to the technical field of paint preparation, in particular to a novel paint without formaldehyde and a preparation method thereof.

Background

The coating is a viscous liquid prepared by coating the surface of a protected or decorated object with paint, forming a firmly attached continuous film with the coated object, adding or not adding pigments and fillers, adding corresponding additives and preparing with an organic solvent or water, wherein the paint is a traditional name of paint in China;

in view of the above-mentioned related art, the inventors consider that the existing paint contains too high a formaldehyde content.

Disclosure of Invention

The present invention aims to provide a novel coating material without formaldehyde and a preparation method thereof, so as to solve the problems mentioned in the background technology.

The technical scheme adopted by the invention for solving the technical problems is as follows: the novel formaldehyde-free paint comprises, by weight, 50% -75% of water, 10% -15% of calcium carbonate, 5% -8% of chlorite, 1% -3% of magnesium oxide, 10% -15% of cellulose, 5% -10% of velvet, 3% -7% of diatom ooze, 12% -15% of modified bentonite, 7% -13% of a coloring agent, 4% -7% of an organic solvent and 8% -10% of modified montmorillonite.

By adopting the technical scheme, the coating without formaldehyde can be prepared.

Preferably, the preparation method of the novel formaldehyde-free coating comprises the following steps:

(1) respectively grinding calcium carbonate, kyanite, magnesium oxide, cellulose, velvet and modified bentonite into powder with the same size by using a grinder;

(2) injecting water into the stirrer, adding powdery calcium carbonate and subgrain into the water, starting the stirrer, stirring for 5min, and completely mixing to obtain a mixed solution 1;

(3) adding powdered magnesium oxide and cellulose into the mixed solution 1, stirring for 3min, and completely mixing to obtain a mixed solution 2;

(4) adding powdery velvet, modified bentonite and modified montmorillonite into the mixed solution 2, stirring for 2min, and completely mixing to obtain a mixed solution 3;

(5) adding the diatom ooze into the mixed solution 3, stirring for 2min, and completely mixing to obtain a mixed solution 4;

(6) adding an organic solvent into the mixed solution 4, stirring for 5min, and completely mixing to obtain a mixed solution 5;

(7) and adding the coloring agent into the mixed solution 5, stirring for 1.5min, and completely mixing to obtain the formaldehyde-free paint.

By adopting the technical scheme, the coating without formaldehyde can be prepared.

Preferably, the organic solvent comprises the following components: 3-6% of pentane, 5-10% of hexane and 6-12% of octane.

By adopting the technical scheme, the organic solvent can be prepared.

Preferably, the components of the coloring agent include: 5 to 8 percent of carbolic acid, 10 to 15 percent of basic fuchsin, 30 to 50 percent of distilled water and 10 to 15 percent of alcohol.

By adopting the technical scheme, the coloring agent can be prepared.

Preferably, the preparation method of the coloring agent comprises the following steps:

(1) pouring the carbolic acid into a test tube, adding distilled water into the test tube, and stirring for 3min by using a stirring rod until the carbolic acid is completely dissolved in the distilled water; obtaining a solution 1;

(2) grinding basic fuchsin into powder, adding alcohol, grinding the basic fuchsin with the alcohol, and stirring for 1min by using a stirring rod to obtain a solution 2;

(3) and mixing the solution 1 and the solution 2 together to obtain carbol fuschin dye solution.

By adopting the technical scheme, the coloring agent can be prepared.

Compared with the prior art, the invention has the beneficial effects that:

the method comprises the steps of respectively grinding calcium carbonate, kyanite, magnesium oxide, cellulose, velvet and modified bentonite into powder with the same size by using a grinding machine; adding water into a stirrer, adding powdery calcium carbonate and subgrain into the water, starting the stirrer, stirring for 5min, and completely mixing to obtain a mixed solution 1; adding powdered magnesium oxide and cellulose into the mixed solution 1, stirring for 3min, and completely mixing to obtain a mixed solution 2; adding powdery velvet, modified bentonite and modified montmorillonite into the mixed solution 2, stirring for 2min, and completely mixing to obtain a mixed solution 3; adding diatom ooze into the mixed solution 3, stirring for 2min, and completely mixing to obtain a mixed solution 4; adding an organic solvent into the mixed solution 4, stirring for 5min, and completely mixing to obtain a mixed solution 5; the paint without formaldehyde can be prepared by adding the coloring agent into the mixed solution 5, stirring for 1.5min, and completely mixing to obtain the paint without formaldehyde.

The present invention will be explained in detail below with reference to specific examples.

Detailed Description

While several embodiments of the present invention will be described below in order to facilitate an understanding of the invention, the present invention may be embodied in different forms and is not limited to the embodiments described herein, but rather, the embodiments are provided so that the disclosure of the present invention will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to be limiting of the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1:

the formula of the novel formaldehyde-free coating comprises the following components:

50% of water, 10% of calcium carbonate, 5% of kyanite, 1% of magnesium oxide, 10% of cellulose, 5% of velvet, 3% of diatom ooze, 12% of modified bentonite, 7% of coloring agent, 4% of organic solvent and 8% of modified montmorillonite.

The preparation method of the novel formaldehyde-free coating comprises the following steps:

(1) respectively grinding calcium carbonate, kyanite, magnesium oxide, cellulose, velvet and modified bentonite into powder with the same size by using a grinder;

(2) injecting water into the stirrer, adding powdery calcium carbonate and subgrain into the water, starting the stirrer, stirring for 5min, and completely mixing to obtain a mixed solution 1;

(3) adding powdered magnesium oxide and cellulose into the mixed solution 1, stirring for 3min, and completely mixing to obtain a mixed solution 2;

(4) adding powdery velvet, modified bentonite and modified montmorillonite into the mixed solution 2, stirring for 2min, and completely mixing to obtain a mixed solution 3;

(5) adding the diatom ooze into the mixed solution 3, stirring for 2min, and completely mixing to obtain a mixed solution 4;

(6) adding an organic solvent into the mixed solution 4, stirring for 5min, and completely mixing to obtain a mixed solution 5;

(7) and adding the coloring agent into the mixed solution 5, stirring for 1.5min, and completely mixing to obtain the formaldehyde-free paint.

Example 2:

the formula of the novel formaldehyde-free coating comprises the following components:

75% of water, 15% of calcium carbonate, 8% of kyanite, 3% of magnesium oxide, 15% of cellulose, 10% of velvet, 7% of diatom ooze, 15% of modified bentonite, 13% of coloring agent, 7% of organic solvent and 10% of modified montmorillonite.

The preparation method of the novel formaldehyde-free coating comprises the following steps:

(1) respectively grinding calcium carbonate, kyanite, magnesium oxide, cellulose, velvet and modified bentonite into powder with the same size by using a grinder;

(2) injecting water into the stirrer, adding powdery calcium carbonate and subgrain into the water, starting the stirrer, stirring for 5min, and completely mixing to obtain a mixed solution 1;

(3) adding powdered magnesium oxide and cellulose into the mixed solution 1, stirring for 3min, and completely mixing to obtain a mixed solution 2;

(4) adding powdery velvet, modified bentonite and modified montmorillonite into the mixed solution 2, stirring for 2min, and completely mixing to obtain a mixed solution 3;

(5) adding the diatom ooze into the mixed solution 3, stirring for 2min, and completely mixing to obtain a mixed solution 4;

(6) adding an organic solvent into the mixed solution 4, stirring for 5min, and completely mixing to obtain a mixed solution 5;

(7) and adding the coloring agent into the mixed solution 5, stirring for 1.5min, and completely mixing to obtain the formaldehyde-free paint.

The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited in its application to the details of construction and to the arrangements of the components set forth in the following description, since such modifications are intended to be included within the spirit and scope of the invention as defined in the appended claims.