CN103834297A - Ultraviolet curing coating for plastifying and reinforcing metal material and preparation method thereof - Google Patents

Abstract

The invention discloses an ultraviolet curing coating for plastifying and reinforcing a metal material. The ultraviolet curing coating for plastifying and reinforcing the metal material is characterized by being prepared from the following raw materials in parts by weight: 45-50 parts of urethane acrylate, 8-10 parts of polyethylene glycol diacrylate, 6-9 parts of methoxy polyethylene glycol methacrylate, 4-5 parts of photoinitator 1173, 11-13 parts of trimethylolpropane triacrylate, 6-8 parts of tricarboxymethyl propane triglycidyl ether, 1-2 parts of yttrium oxide, 2-3 parts of dicyclopentadiene, 5-7 parts of amorphous silicon dioxide and 4-5 parts of auxiliary agent. According to the invention, plastifying and reinforcing substances such as yttrium oxide and dicyclopentadiene are added, so that the obtained ultraviolet curing coating has strong caking property, abrasion resistance, acid-base resistance and corrosion resistance; the auxiliary agent is added, so that levelling property is good, a film is uniform, the curing speed is high and the ultraviolet curing coating for plastifying and reinforcing the metal material is applicable to a primer of the metal material.

Description

A kind of plasticising strengthens metallic substance ultraviolet-curing paint and preparation method thereof

Technical field

The present invention relates to a kind of coating and preparation method thereof, particularly a kind of plasticising strengthens metallic substance ultraviolet-curing paint and preparation method thereof.

Background technology

The coating material solidified comparatively proven technique that become of UV, particularly, along with the raising of people's environmental consciousness, production and researchist note the development and application that UV is coating material solidified more.UV is coating material solidified is a kind of environmental type coating, it meets " 4E " principle completely, it is thermofixation 1/5 that general UV solidifies energy consumption, and UV is coating material solidified less containing volatiles, pollute little, attract most researchist and developer to be that UV is coating material solidified can reduce raw materials consumption, be conducive to reduce Financial cost.

Current UV solidify material is various, but still in various degree exist some problems, coating material solidified, the generation string stress large through photocuring post-shrinkage ratio of existing UV, cause that film is crisp, sticking power and the shortcoming such as impact resistance is poor and the snappiness of film is poor and hardness is low, not corrosion-resistant, easy xanthochromia is aging, this series of problems all need to continue improvement for different purposes, reduce production costs, expand purposes.

Summary of the invention

The object of this invention is to provide a kind of plasticising and strengthen metallic substance ultraviolet-curing paint and preparation method thereof.

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

A kind of plasticising strengthens metallic substance ultraviolet-curing paint, is made up: urethane acrylate 45-50, polyethyleneglycol diacrylate 8-10, methoxy poly (ethylene glycol) monomethacrylates 6-9, light trigger 1173 4-5, Viscoat 295 11-13, tricarboxylic methylpropane triglycidyl ether 6-8, yttrium oxide 1-2, dicyclopentadiene 2-3, amorphous silica 5-7, auxiliary agent 4-5 of the raw material of following weight part;

Described auxiliary agent is made up of the raw material of following weight part: diatomite 10-13, hectorite 5-7, titanium dioxide 5-7, epoxy castor oil 3-4, lemon quintessence oil 0.1-0.2, Viscoat 295 4-6, neopentylglycol diacrylate 3-5, altax 2-3, N-BUTYL ACETATE 20-23; Preparation method puts into calcining furnace by diatomite to calcine 3-4 hour at 520-540 DEG C, takes out, and is ground into 50-100 object mixed powder together with hectorite, titanium dioxide; All the other remaining components are mixed, be heated to 50-60 DEG C, stir and add mixed powder after 30-45 minute, 1-1.5 hour is ground in insulation, to obtain final product.

A kind of plasticising of the present invention strengthens metallic substance ultraviolet-curing paint, is made up of following concrete steps:

(1) urethane acrylate, polyethyleneglycol diacrylate, methoxy poly (ethylene glycol) monomethacrylates are put into reactor and stirred, be heated to 75-85 DEG C, stir 15-20 minute;

(2) add all the other remaining components except light trigger 1173, continue stirring reaction 30-40 minute, make it to be uniformly dispersed;

(3) be finally cooled to 45-55 DEG C, add light trigger 1173, stirring reaction 20-25 minute, cooling after, grind obtain 20-40 μ m slurry, to obtain final product.

The invention has the beneficial effects as follows: the present invention adds the plasticising such as yttrium oxide, dicyclopentadiene, enhancing substance, the coating obtaining has very strong cohesiveness and wear resistance, acid and alkali-resistance, erosion resistance; Add auxiliary agent, good leveling property, film is even, and curing speed is fast, is applicable to the priming paint of metallic substance.

Specific embodiments

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

A kind of plasticising strengthens metallic substance ultraviolet-curing paint, by following weight part (kilogram) raw material make: urethane acrylate 45, polyethyleneglycol diacrylate 8, methoxy poly (ethylene glycol) monomethacrylates 6, light trigger 1,173 4, Viscoat 295 11, tricarboxylic methylpropane triglycidyl ether 6, yttrium oxide 1, dicyclopentadiene 2, amorphous silica 5, auxiliary agent 4;

Described auxiliary agent by following weight part (kilogram) raw material make: diatomite 10, hectorite 5, titanium dioxide 5, epoxy castor oil 3, lemon quintessence oil 0.1, Viscoat 295 4, neopentylglycol diacrylate 3, altax 2, N-BUTYL ACETATE 20; Preparation method puts into calcining furnace by diatomite to calcine 3-4 hour at 520-540 DEG C, takes out, and is ground into 50-100 object mixed powder together with hectorite, titanium dioxide; All the other remaining components are mixed, be heated to 50-60 DEG C, stir and add mixed powder after 30-45 minute, 1-1.5 hour is ground in insulation, to obtain final product.

A kind of plasticising of the present invention strengthens metallic substance ultraviolet-curing paint, is made up of following concrete steps:

(1) urethane acrylate, polyethyleneglycol diacrylate, methoxy poly (ethylene glycol) monomethacrylates are put into reactor and stirred, be heated to 75-85 DEG C, stir 15-20 minute;

(2) add all the other remaining components except light trigger 1173, continue stirring reaction 30-40 minute, make it to be uniformly dispersed;

(3) be finally cooled to 45-55 DEG C, add light trigger 1173, stirring reaction 20-25 minute, cooling after, grind obtain 20-40 μ m slurry, to obtain final product.

This coating can adopt the form of construction work of roller coating, showering, spraying to construct.The paint spraying making by above scheme sticking power on plank is all better than secondary, resistance to 75% ethanol is more than 24 hours, alkaline-resisting 24 hours above, acidproof more than 48 hours, the cold cycling that tolerates subzero 40 degree and 40 degree does not ftracture for 10 times, resistance to 15% salt solution is more than 60 hours, hardness can regulate between 3H at 2H, and abrasion resistance index turns above 4000.

Claims (2)

1. a plasticising strengthens metallic substance ultraviolet-curing paint, it is characterized in that, made by the raw material of following weight part: urethane acrylate 45-50, polyethyleneglycol diacrylate 8-10, methoxy poly (ethylene glycol) monomethacrylates 6-9, light trigger 1173 4-5, Viscoat 295 11-13, tricarboxylic methylpropane triglycidyl ether 6-8, yttrium oxide 1-2, dicyclopentadiene 2-3, amorphous silica 5-7, auxiliary agent 4-5;

Described auxiliary agent is made up of the raw material of following weight part: diatomite 10-13, hectorite 5-7, titanium dioxide 5-7, epoxy castor oil 3-4, lemon quintessence oil 0.1-0.2, Viscoat 295 4-6, neopentylglycol diacrylate 3-5, altax 2-3, N-BUTYL ACETATE 20-23; Preparation method puts into calcining furnace by diatomite to calcine 3-4 hour at 520-540 DEG C, takes out, and is ground into 50-100 object mixed powder together with hectorite, titanium dioxide; All the other remaining components are mixed, be heated to 50-60 DEG C, stir and add mixed powder after 30-45 minute, 1-1.5 hour is ground in insulation, to obtain final product.

2. a kind of plasticising strengthens metallic substance ultraviolet-curing paint according to claim 1, it is characterized in that, is made up of following concrete steps:

(1) urethane acrylate, polyethyleneglycol diacrylate, methoxy poly (ethylene glycol) monomethacrylates are put into reactor and stirred, be heated to 75-85 DEG C, stir 15-20 minute;

(2) add all the other remaining components except light trigger 1173, continue stirring reaction 30-40 minute, make it to be uniformly dispersed;

(3) be finally cooled to 45-55 DEG C, add light trigger 1173, stirring reaction 20-25 minute, cooling after, grind obtain 20-40 μ m slurry, to obtain final product.