smooth clay drawing board
A clay and drawing board technology, used in the field of art painting tools, can solve the problems of yellowing, brittleness, cracking and other problems of the material, and achieve the effect of changing the unevenness, improving the flatness and enhancing the contrast.
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Embodiment 1
[0017] The smooth clay drawing board preparation procedure of the present embodiment is as follows:
[0018] (1) Add 200 parts of deionized water, 2 parts of defoamer, 20 parts of propylene glycol, and 5 parts of dispersant into the reaction kettle, stir evenly, and the stirring speed is 1800 rpm;
[0019] (2) Add 150 parts of titanium dioxide, 150 parts of kaolin (ultrafine calcined kaolin produced by Shanxi Jinyang Calcined Kaolin Co., Ltd., model HA-90), 200 parts of talcum powder and disperse for 1 hour, add 350 parts of pure acrylic emulsion and stir evenly, stirring at a speed of 3500 rev / min;
[0020] (3) Add multifunctional additive AMP-95 to adjust the pH value to 7.0, while stirring, add 2 parts of defoamer, 10 parts of film-forming aid, 50 parts of thickener ASE-6050, and 1 part of thickener TT9351, and continue stirring , and the stirring speed is 3000 rpm / min, and the coating can be sprayed;
[0021] (4) Apply the prepared paint to the surface of the poplar boar...
Embodiment 2
[0023] The smooth clay drawing board preparation procedure of the present embodiment is as follows:
[0024] (1) Add 180 parts of deionized water, 2.5 parts of defoamer, 18 parts of propylene glycol, and 5.5 parts of dispersant into the reaction kettle, stir evenly, and the stirring speed is 2000 rpm;
[0025] (2) Add 145 parts of titanium dioxide, 160 parts of kaolin (ultrafine calcined kaolin produced by Shanxi Jinyang Calcined Kaolin Co., Ltd., model HA-90), 220 parts of talcum powder and disperse for 1 hour, add 350 parts of pure acrylic emulsion and stir evenly, stirring at a speed of 3000 rev / min;
[0026] (3) Add multifunctional additive AMP-95 to adjust the pH value to 7.0, and add 1.5 parts of defoamer, 11 parts of film-forming aid, 45 parts of thickener ASE-6045 and 1.2 parts of thickener TT935 while stirring. Continue to stir, and the stirring speed is 3000 rpm / min, and the coating must be sprayed;
[0027] (4) Apply the prepared paint to the surface of the poplar...
Embodiment 3
[0029] The smooth clay drawing board preparation procedure of the present embodiment is as follows:
[0030] (1) Add 220 parts of deionized water, 1.5 parts of defoamer, 22 parts of propylene glycol, and 4.5 parts of dispersant into the reaction kettle, stir evenly, and the stirring speed is 1800 rpm;
[0031] (2) Add 155 parts of titanium dioxide, 140 parts of kaolin (ultrafine calcined kaolin produced by Shanxi Jinyang Calcined Kaolin Co., Ltd., model HA-90), 180 parts of talcum powder and disperse for 1 hour, add 350 parts of pure acrylic emulsion and stir evenly, stirring at a speed of 3800 rev / min;
[0032] (3) Add multifunctional additive AMP-95 to adjust the pH value to 7.0, while stirring, add 2.5 parts of defoamer, 9 parts of film-forming aid, 55 parts of thickener ASE-605, and 1.5 parts of thickener TT935, Continue to stir, and the stirring speed is 3500 rpm / min, and the coating must be sprayed;
[0033] (4) Apply the prepared paint to the surface of the poplar boa...
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