Functional self-flame-retardant coating material

A flame retardant coating and functional technology, applied in the field of water-based functional coatings, can solve the problems of environmental and human hazards, easy powdering of flame retardants, and many organic solvents, and achieve low price, good adhesion, and leveling. Good results

Active Publication Date: 2019-04-02
SHAOGUAN HEZHONG CHEM CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Chinese patent CN103589216A discloses a flame-retardant coating, which is composed of ordinary coatings and components, and is characterized in that: 2-8 parts of water-soluble ammonium polyphosphate, 3-6 parts of anhydrous magnesium chloride, 2-6 parts of melamine, solidified 5 to 10 parts of accelerator; the flame retardant coating of the above invention needs to add a flame retardant to realize the flame retardant performance, and the added flame retardant is easy to pulverize and not durable
[0005] Chinese patent CN104087101A discloses an antifreeze and flame retardant coating, including 900-1100 parts of acrylic acid-ethylene copolymer, 10-30 parts of carbon black, 90-110 parts of bismaleimide triazine resin, and 90-110 parts of organic solvent. 900 to 1100 parts of magnesium hydroxide, 1 to 3 parts of antioxidants, thus, it has the characteristics of antifreeze, flame retardant and fire prevention; this invention contains more organic solvents, which are harmful to the environment and human body

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] A kind of water-based alkyd self-flame retardant resin A, its preparation process is as follows:

[0023] a) In a four-port reactor equipped with a thermometer, condenser, water separator, and agitator, add 6.5 parts of linseed oil, 6.5 parts of phthalic anhydride, 3.5 parts of propylene glycol, 6.3 parts of pentaerythritol, and dihydroxy 2.0 parts of methacrylic acid, 2.6 parts of isophthalic acid, start heating, after the material in the kettle melts completely, pass into N 2 , start stirring and raise the temperature to 165°C-180°C, add 2.0 parts of benzoic acid, 1.8 parts of stearyl alcohol and 10.0 parts of reflux solvent xylene, keep the temperature for 2-3 hours, remove the water brought out by the reflux reaction, and cool down The reflux solvent is circulated in the reactor;

[0024] b) When little or no water is separated, raise the temperature to 190°C for 1-1.5 hours, then raise the temperature to 200°C for 1-1.5 hours, then raise the temperature to 210-220...

Embodiment 2

[0028] A kind of water-based alkyd self-flame retardant resin B, its preparation process is as follows:

[0029] a) In a four-port reactor equipped with a thermometer, a condenser, a water separator, and an agitator, 7.0 parts of tung oil, 5.5 parts of acetic anhydride, 3.0 parts of neopentyl glycol, and trimethylol were sequentially added in parts by weight according to the formula 6.5 parts of propane, 2.0 parts of dimethylolpropionic acid, 3.0 parts of adipic acid, start heating, when the material in the kettle is completely melted, feed N 2 , start stirring and raise the temperature to 165°C~180°C, add 1.5 parts of benzoic acid, 1.2 parts of stearyl alcohol and 10.0 parts of reflux solvent xylene, keep the temperature for 2~3 hours, remove the water brought out by the reflux reaction, and cool down The reflux solvent is circulated in the reactor;

[0030] b) When little or no water is separated, raise the temperature to 190°C for 1-1.5 hours, then raise the temperature to...

Embodiment 3

[0034] Put 16.2 parts of deionized water, 0.3 parts of wetting agent, 0.8 parts of dispersant, and 0.2 parts of defoamer into the mixing tank according to the weight ratio of the formula, and stir evenly; add 4.5 parts of mica powder and 8.0 parts of titanium dioxide under high-speed dispersion , 6.0 parts of barium sulfate, 0.2 parts of pH regulator, then slowly add 60.0 parts of water-based alkyd self-flame retardant resin A with low-speed stirring, stir for 20-25 min, then add 3.0 parts of alcohol ester twelve, 0.2 parts of thickener, 0.1 part of foaming agent, 0.3 part of leveling agent, 0.2 part of fungicide, stir for 10-15 minutes, filter and pack.

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PUM

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Abstract

The invention relates to a functional self-flame-retardant coating material, which comprises an aqueous alkyd self-flame-retardant resin, a pigment filler, an auxiliary agent and deionized water, wherein the aqueous alkyd self-flame-retardant resin is prepared by a reaction of dry oil, an organic acid anhydride, a polybasic acid, a polyol, an octadecyl alcohol, benzoic acid, a melamine derivative,an acrylic monomer, bis(hydroxymethyl)propionic acid and a neutralizing agent. According to the present invention, the prepared functional self-flame-retardant coating material does not precipitate during storage, has advantages of good film leveling property, no sagging and no requirement of additional flame retardants during the film forming, and can be widely used in the surface protection anddecoration of furniture, musical instruments, metals, concrete and the like, wherein the formed film has advantages of good adhesion, good fullness, good durability, chemical resistance, flame retardant performance and low price.

Description

technical field [0001] The invention relates to an environment-friendly coating, in particular to a functional self-flame-retardant coating, which belongs to the technical field of water-based functional coatings. Background technique [0002] With the development of society and the improvement of living standards, the global environment is deteriorating day by day, and people's awareness of environmental protection and health is gradually increasing, and the requirements for the comfort and safety of the living environment are getting higher and higher. In people's living environment, the use of coatings is essential, and the performance of coatings plays a vital role in the living environment. Therefore, people's requirements for coatings are getting higher and higher, especially in the hope of obtaining functions with multiple properties. With the increase of household appliances, various fire incidents emerge in an endless stream, so it is necessary to study a kind of fl...

Claims

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Application Information

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IPC IPC(8): C09D151/08C09D5/18C09D7/61C08F283/01C08F220/18C08F220/14C08G63/49
CPCC08F283/01C08G63/48C08K2003/2241C09D5/18C09D151/08C09D7/61C08K13/02C08K3/22C08F220/1812
Inventor 张武许钧强康伦国姚东生阳京辉
Owner SHAOGUAN HEZHONG CHEM CO LTD
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