Medical coating powder containing nano material
A nanomaterial and coating powder technology, which is applied to non-active ingredients medical preparations, sugar-coated pills, pharmaceutical formulations, etc., can solve the problems of poor comprehensive physical and chemical parameters, and the coating performance cannot meet the needs of traditional Chinese medicine solid preparation coating applications. Insufficient applicability, etc., to achieve the effects of good product stability, good impact toughness and wide application
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Embodiment 1
[0035] (1) Take 5 kilograms of nanometer titanium dioxide; (2) Weigh 60 kilograms of hypromellose, 8 kilograms of vinyl pyrrolidone and vinyl acetate copolymer (PVP / VA), and 4 kilograms of red colorant; (3) ) Put the above raw materials in a mixer and stir for 20 minutes to make them fully mixed, add 15 kg of glycerin, 8 kg of spar, and mix for 25 minutes to obtain a uniform mixture; (4) Place the above mixture in a desiccator Dry at 60~80℃ for 3~4 hours; (5) Take out the dried mixture, let it cool, and then pulverize; (6) After sieving at 60-80 mesh to obtain the finished product-a dried nano-containing material Of medicinal coating powder.
Embodiment 2
[0037] (1) Take 2 kilograms of nanometer titanium dioxide; (2) Weigh 65 kilograms of hypromellose, 8 kilograms of polyvinylpyrrolidone, 8 kilograms of polyethylene glycol, and 2 kilograms of fruit green pigment; (3) weigh the above Place the raw materials in the mixer and stir for 20 minutes to make them fully mixed evenly, add 7 kg of glycerin and 8 kg of spar, and mix for 25 minutes to obtain a uniform mixture; (4) Place the above mixture in a desiccator for 60~ Dry at 80°C for 3 to 4 hours; (5) Take out the dried mixture, let it cool, and then pulverize; (6) After sieving at 60-80 mesh to obtain the finished product-a dried medicinal material containing nanomaterials Coating powder.
Embodiment 3
[0039] (1) Take 10 kilograms of nano-sized titanium dioxide; (2) Weigh 60 kilograms of hypromellose, 8 kilograms of polyvinyl alcohol, and 4 kilograms of yellow colorant; (3) place the above-mentioned raw materials in a mixer and stir for 20 Add 10 kg of glycerin and 8 kg of Tween and mix for 25 minutes to obtain a uniform mixture; (4) Place the above mixture in a desiccator at 60-80°C for 3 to 4 hours; (5) Take out the dried mixture, let it cool, and then pulverize; (6) After screening at 60-80 mesh, the finished product—a dried medicinal coating powder containing nano-materials is obtained.
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