CN103589294A - Acrylic acid finishing paint and preparation method thereof - Google Patents

Abstract

The invention discloses an acrylic acid finishing paint. The acrylic acid finishing paint is prepared from the following raw materials in parts by weight: 50-55 parts of epoxy acrylate, 10-12 parts of trimethylolpropane triacrylate, 8-10 parts of dipentaerythritol hexaacrylate, 10-15 parts of aluminium nitride, 3-4 parts of distearoyl isopropoxy aluminate, 6-8 parts of polyisobutylene, 9-12 parts of butyl acetate, 4-5 parts of 2-hydroxy-2methyl-1phenylacetone, 3-5 parts of zinc borate and 3-4 parts of dispersing aid. The dispersing aid can be used for improving the optical property, enabling the oil paint to be uniformly dispersed and maintaining the stability of the oil paint. The acrylic acid finishing paint has very good flexibility, rust resisting property, saline-alkaline tolerance, high hardness and scratch resistance and the characteristics of high gloss, good adhesive force, excellent water resistance and the like. The acrylic acid finishing paint has good protective color and workability, is simple in preparation technology and provides protective and decorating effects for outdoor walls, steel structures, mechanical equipment, motors and the like.

Description

A kind of acrylic acid top-coat and preparation method thereof

Technical field

The present invention relates to a kind of paint and preparation method thereof, particularly a kind of acrylic acid top-coat and preparation method thereof.

Background technology

Finish paint is the final coating of application, therefore material therefor is had to higher requirement, not only to there be good colourity and brightness, more require to have good anti-pollution, ageing-resistant, protection against the tide, mildew resistance is good, also to have free from environmental pollution, safety non-toxic, fast without fire hazard, easy construction, dried coating film, protect light and protect the features such as look good, good permeability.Have and decorate and defencive function, as color, gloss, texture etc., also need the resistivity in the face of severe environment.

The single-component quick-drying finish paint that acrylic acid top-coat is comprised of thermoplastic acrylic resin, pigment, auxiliary agent, solvent etc.This paint has good tint retention and workability.For the effect that outdoor wall, steel construction, mechanical means, motor etc. provide protection and decorate, also can be used as the finish paint of embossment figure layer system.

Summary of the invention

The object of this invention is to provide the acrylic acid top-coat that a kind of sticking power is good, water tolerance is excellent.

In order to realize object of the present invention, the present invention passes through following scheme implementation:

, by the raw material of following weight part, made: epoxy acrylate 50-55, Viscoat 295 10-12, double pentaerythritol methacrylate 8-10, aluminium nitride 10-15, sec.-propyl distearyl acyl-oxygen base Aluminate 3-4, polyisobutene 6-8, N-BUTYL ACETATE 9-12, methyl-1,2-hydroxyl-2 phenyl-acetone 4-5, zinc borate 3-5, dispersing auxiliary 3-4.

Described dispersing auxiliary makes by the following method: the weight part of its each feed composition is: diatomite 200-210, nano-sized carbon 4-5, jade powder 12-13, Zinc Gluconate 2-3, xitix 1-2, pentaerythritol triacrylate 1-2, Zirconium tetrafluoride 1-2, alum 3-4, polyoxyethylene octylphenol ether 1-2, Silane coupling agent KH550 1-2; Preparation method adds diatomite in 12-15% hydrochloric acid soln and soaks 3-4 hour, takes out, and with clear water, cleans, and calcines 3-4 hour with sending in calcining furnace at 530-550 ℃, cooling, merges and grinds to form 300-400 order powder with jade; Add Zirconium tetrafluoride, nano-sized carbon, polyoxyethylene octylphenol ether to continue grinding distribution 2-3 hour, then add other remaining component to be ground to fully to disperse to obtain 300-400 order powder, obtain.

 

Acrylic acid top-coat of the present invention, by following concrete steps, made:

(1) epoxy acrylate, Viscoat 295, double pentaerythritol methacrylate, aluminium nitride are added in reactor and stirred, temperature of reaction is controlled at below 40-60 ℃, stirs 1-1.5 hour;

(2) in reactor, add sec.-propyl distearyl acyl-oxygen base Aluminate, polyisobutene, N-BUTYL ACETATE, methyl-1,2-hydroxyl-2 phenyl-acetone again, temperature of reaction is controlled at below 70-80 ℃, stirs 1 hour;

(3) finally add all the other remaining components, mix, stir, grind, obtain the slurry of 20-40 μ m, filter and get final product.

Dispersing auxiliary of the present invention has improved optical property, and paint is uniformly dispersed, and has maintained the stability of paint; The present invention has fabulous snappiness, rust-resisting property, salt tolerant alkalescence; and hardness is high, scratch resistance; there is the features such as high gloss, sticking power is good, water tolerance is excellent; the present invention has good sematic color and workability; preparation technology is simple, for outdoor wall, steel construction, mechanical means, motor etc. provide the effect of protecting and decorating.

Specific embodiments

Below by specific examples, the present invention is described in detail.

, by following weight part (kilogram) raw material make: epoxy acrylate 50, Viscoat 295 10, double pentaerythritol methacrylate 8, aluminium nitride 10, sec.-propyl distearyl acyl-oxygen base Aluminate 3, polyisobutene 6, N-BUTYL ACETATE 9, methyl-1,2-hydroxyl-2 phenyl-acetone 4, zinc borate 3, dispersing auxiliary 3.

Described dispersing auxiliary makes by the following method: the weight part of its each feed composition (kilogram) be: diatomite 200, nano-sized carbon 4, jade powder 12, Zinc Gluconate 2, xitix 1, pentaerythritol triacrylate 1, Zirconium tetrafluoride 1, alum 3, polyoxyethylene octylphenol ether 1, Silane coupling agent KH550 1; Preparation method adds diatomite in 12-15% hydrochloric acid soln and soaks 3-4 hour, takes out, and with clear water, cleans, and calcines 3-4 hour with sending in calcining furnace at 530-550 ℃, cooling, merges and grinds to form 300-400 order powder with jade; Add Zirconium tetrafluoride, nano-sized carbon, polyoxyethylene octylphenol ether to continue grinding distribution 2-3 hour, then add other remaining component to be ground to fully to disperse to obtain 300-400 order powder, obtain.

Acrylic acid top-coat of the present invention, by following concrete steps, made:

(1) epoxy acrylate, Viscoat 295, double pentaerythritol methacrylate, aluminium nitride are added in reactor and stirred, temperature of reaction is controlled at below 40-60 ℃, stirs 1-1.5 hour;

(2) in reactor, add sec.-propyl distearyl acyl-oxygen base Aluminate, polyisobutene, N-BUTYL ACETATE, methyl-1,2-hydroxyl-2 phenyl-acetone again, temperature of reaction is controlled at below 70-80 ℃, stirs 1 hour;

(3) finally add all the other remaining components, mix, stir, grind, obtain the slurry of 20-40 μ m, filter and get final product.

Product performance index of the present invention:

1, time of drying (25 ℃): surface drying 28min, does solid work 42h

2, snappiness mm≤1

3, hardness >=2H

4, high temperature resistant (130 ℃) >=490h

5, shock-resistance 50

6, salt spray resistance (120h level) >=3

7, water tolerance (29 ± 1 ℃ of 240h): non-foaming, do not come off

8, oil resistant (90# gasoline, 56h): non-foaming, do not come off

9, alkali resistance (GB/T9755-2001): by 48 hours

10, artificial weathering ageing resistance (GB/T9755-2001): by 1200 hours.

Claims (2)

1. an acrylic acid top-coat, it is characterized in that, by the raw material of following weight part, made: epoxy acrylate 50-55, Viscoat 295 10-12, double pentaerythritol methacrylate 8-10, aluminium nitride 10-15, sec.-propyl distearyl acyl-oxygen base Aluminate 3-4, polyisobutene 6-8, N-BUTYL ACETATE 9-12, methyl-1,2-hydroxyl-2 phenyl-acetone 4-5, zinc borate 3-5, dispersing auxiliary 3-4;

Described dispersing auxiliary makes by the following method: the weight part of its each feed composition is: diatomite 200-210, nano-sized carbon 4-5, jade powder 12-13, Zinc Gluconate 2-3, xitix 1-2, pentaerythritol triacrylate 1-2, Zirconium tetrafluoride 1-2, alum 3-4, polyoxyethylene octylphenol ether 1-2, Silane coupling agent KH550 1-2; Preparation method adds diatomite in 12-15% hydrochloric acid soln and soaks 3-4 hour, takes out, and with clear water, cleans, and calcines 3-4 hour with sending in calcining furnace at 530-550 ℃, cooling, merges and grinds to form 300-400 order powder with jade; Add Zirconium tetrafluoride, nano-sized carbon, polyoxyethylene octylphenol ether to continue grinding distribution 2-3 hour, then add other remaining component to be ground to fully to disperse to obtain 300-400 order powder, obtain.

2. acrylic acid top-coat according to claim 1, is characterized in that, by following concrete steps, is made:

(1) epoxy acrylate, Viscoat 295, double pentaerythritol methacrylate, aluminium nitride are added in reactor and stirred, temperature of reaction is controlled at below 40-60 ℃, stirs 1-1.5 hour;

(2) in reactor, add sec.-propyl distearyl acyl-oxygen base Aluminate, polyisobutene, N-BUTYL ACETATE, methyl-1,2-hydroxyl-2 phenyl-acetone again, temperature of reaction is controlled at below 70-80 ℃, stirs 1 hour;

(3) finally add all the other remaining components, mix, stir, grind, obtain the slurry of 20-40 μ m, filter and get final product.