Phenolic resin and synthetic method thereof
A urushiol resin and urushiol technology are applied in the field of resin and its synthesis and preparation, which can solve the problems of poor UV resistance, limited application scope, poor flexibility, etc., and achieve the effects of reliable performance, improved brittleness, and easy control of conditions.
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Embodiment 1
[0028] The urushiol resin of the present embodiment, its raw material formula is by mass percentage, is made up of following components:
[0029] component name
Mass percentage (%)
urushiol
15%
formaldehyde
4.3%
Ammonia
2%
maleic anhydride
10%
Tung oil
10%
Dibenzoyl peroxide
0.3%
Xylene
58.4%
[0030] The urushiol resin of the present embodiment is compounded according to the above-mentioned raw material formula, and is synthesized through the following reaction, which specifically includes the following steps:
[0031] (1) Mix urushiol and xylene in a mass ratio of 1:2, let stand, and then use a high-speed centrifuge to separate impurities to obtain urushiol solution;
[0032] (2) Add urushiol solution, tung oil, formaldehyde and ammonia water into the reactor equipped with agitator, thermometer, reflux condenser and oil-water separation device, adjust the temperatur...
Embodiment 2
[0037] The urushiol resin of the present embodiment, its raw material formula is by mass percentage, is made up of following components:
[0038] component name
Mass percentage (%)
urushiol
18%
Furfural
5%
ammonium chloride
2.5%
maleic anhydride
8%
Tung oil
10%
Dibenzoyl peroxide
0.2%
Butyl acetate
56.3%
[0039] The urushiol resin of the present embodiment is compounded according to the above-mentioned raw material formula, and is synthesized through the following reaction, which specifically includes the following steps:
[0040] (1) Mix urushiol and butyl acetate in a mass ratio of 1:2, let stand, and then use a high-speed centrifuge to separate impurities to obtain urushiol solution;
[0041] (2) Add urushiol solution, tung oil, furfural and ammonium chloride into the reactor equipped with stirrer, thermometer, reflux condenser and oil-water separation device, adj...
Embodiment 3
[0046] The urushiol resin of the present embodiment, its raw material formula is by mass percentage, is made up of following components:
[0047] component name
Mass percentage (%)
urushiol
20%
Paraformaldehyde
5%
ammonium chloride
2%
Phthalic anhydride
5%
linseed oil
11%
lauryl peroxide
0.5%
No. 200 solvent oil
56.5%
[0048] Urushiol resin in this embodiment is formulated according to the above-mentioned raw material formula, and is synthesized through the following reaction, which specifically includes the following steps:
[0049] (1) Mix urushiol and No. 200 solvent oil according to the mass ratio of 1:2, let it stand, and then use a high-speed centrifuge to separate impurities to obtain urushiol solution;
[0050] (2) Add urushiol solution, linseed oil, paraformaldehyde and ammonium chloride into the reactor equipped with stirrer, thermometer, reflux condenser and...
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