Environment-friendly degradable child colored oiled crayon and preparation method thereof
A kind of children's and colorful technology, applied in the field of writing and painting utensils, can solve the problems of difficult to erase, fade, unsightly, discarded items, etc., and achieve the effect of smooth writing, bright colors, and easy mass production
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[0022] Example 1: Preparation of red children's environmentally friendly hydrolyzable and fadeable colored crayons
[0023] Weigh all the materials for use: 0.3g red hair color agent, 0.7g yellow color hair agent, Fe(NO 3 ) 3 .9H 2 O1.0g, emulsifying wax 6.0g, polyethylene glycol 0.5g, stearic acid 2.0g, talc 1.5g.
[0024] Preparation method: Weigh the raw materials according to the above ratio, mix polyethylene glycol, talcum powder, and stearic acid, grind uniformly, and set aside; set the temperature of the heater to 90°C, and start heating the emulsified wax, and wait for it to melt completely After that, add the ground mixture material, and keep stirring; after the above-mentioned material is completely dissolved and become a uniform milky state, add the color developer Fe(NO 3 ) 3 .9H 2 O Stir, after the color developer is completely dissolved and become a uniform milky state, add red and yellow color developer and stir continuously to make it completely color (red); after st...
Example Embodiment
[0025] Example 2: Preparation of orange children's environmentally friendly hydrolyzed and faded colored crayons
[0026] Weigh each material for use: 0.2 g of red color developing agent, 0.8 g of yellow color developing agent, 1.1 g of tartaric acid, 6.0 g of emulsifying wax, 0.5 g of polyethylene glycol, 2.0 g of stearic acid, and 1.5 g of talc.
[0027] Preparation method: Weigh the raw materials according to the above ratio, mix polyethylene glycol, talcum powder, and stearic acid, grind uniformly, and set aside; set the temperature of the heater to 90°C, and start heating the emulsified wax, and wait for it to melt completely After that, add the ground mixture and stir continuously; after the above-mentioned materials are completely dissolved and become a uniform milky state, add the color developer tartaric acid and stir. When the color developer is completely dissolved and become a uniform milky state, add red and Yellow hair coloring agent, keep stirring to make it complete...
Example Embodiment
[0028] Example 3: Preparation of yellow children's environmentally friendly hydrolyzable and fadeable colored crayons
[0029] Weigh all materials for use: 1.0g yellow hair coloring agent, Al 2 (SO 4 ) 3 .16H 2 O1.2g, emulsifying wax 6.0g, polyethylene glycol 0.5g, stearic acid 2.0g, talc 1.5g.
[0030] Preparation method: Weigh the raw materials according to the above ratio, mix polyethylene glycol, talcum powder, and stearic acid, grind uniformly, and set aside; set the temperature of the heater to 90°C, and start heating the emulsified wax, and wait for it to melt completely After that, add the ground mixture material, and keep stirring; after the above-mentioned materials are completely dissolved and become a uniform milky state, add the color developer Al 2 (SO 4 ) 3 .16H 2 O Stir, after the color developer is completely dissolved and becomes a uniform milky state, add the yellow color developer and stir continuously to make it completely color (yellow); after stirring, pour it...
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