Nano inorganic germicide and its preparation method
A nano-inorganic, antibacterial agent technology, applied in the field of nanomaterials, can solve the problems of large amount of antibacterial agent, few antibacterial active ingredients, no antibacterial properties, etc., to achieve the effect of improving bactericidal ability and efficiency, enhancing affinity and reducing dosage
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Examples
Embodiment 1
[0015] Embodiment one nanometer inorganic antibacterial agent and preparation method thereof:
[0016] 1, the nano inorganic antibacterial agent of this example, its each component ratio is: zinc oxide: copper carbonate: silver chloride: cerium sulfate: calcium phosphate: titanium sulfate: lanthanum nitrate=85%: 0.1%: 1%: 1% : 9%: 1.9%: 2%, (percentage by weight), the sum of the proportions of each component is 100%.
[0017] 2. The preparation method of the nano-inorganic antibacterial agent of this example: prepare zinc-ammonia complex solution with 85% zinc oxide according to the requirements of patent ZL98 1 16820.5, and add 0.1% copper carbonate, 1% silver chloride, and 1% cerium sulfate respectively in order , 9% calcium phosphate, 1.9% titanium sulfate, 2% lanthanum nitrate, heat the solution to 40°C, chemical coprecipitation at PH=8.5, filter, wash, dry, and calcinate to obtain the finished product, add it to plastic products, Antibacterial effect is very good. 100% ...
Embodiment 2
[0018] Embodiment two nano inorganic antibacterial agent and preparation method thereof:
[0019] 1, the nano inorganic antibacterial agent of this example, its each component ratio is: zinc oxide: copper acetate: silver nitrate: thorium sulfate: lanthanum nitrate: iron phosphate: magnesium sulfate=55%: 15%: 12%: 10%: 2%: 3%: 3%, (percentage by weight), the sum of the proportions of each component is 100%.
[0020] 2. The preparation method of the nano-inorganic antibacterial agent of this example: 55% zinc oxide is prepared according to the requirements of the patent ZL981 16820.5 to prepare a zinc-ammonia complex solution, and 15% copper acetate, 12% silver nitrate, 10% thorium sulfate, and 2% silver nitrate are added in order. Lanthanum nitrate, 3% iron phosphate, 3% magnesium sulfate, heat the solution to 98°C, chemical co-precipitation at PH=4, filter, wash, dry, and calcinate to obtain the finished product, add it to paint products, the antibacterial effect is very good ...
Embodiment 3
[0021] Embodiment three nanometer inorganic antibacterial agent and preparation method thereof:
[0022] 1, the nano inorganic antibacterial agent of this example, its each component ratio is: zinc oxide: copper sulfate: silver nitrate: cerium sulfate: rubidium chloride: lanthanum chloride=55%: 15%: 15%: 10%: 2 %: 3%, (percentage by weight), the sum of the proportions of each component is 100%.
[0023] 2, the preparation method of the nano-inorganic antibacterial agent of this example: 55% zinc oxide is prepared zinc-ammonia complex liquid according to the requirement of patent ZL98 1 16820.5, add 15% copper sulfate in order, 15% silver nitrate, 10% cerium sulfate, 2 % rubidium chloride, 3% lanthanum chloride, heat the solution to 75°C, chemical co-precipitation at PH=7, filter, wash, dry, and calcinate to obtain the finished product, add it to textile products for trial use, the antibacterial effect is very good . The killing rate of Staphylococcus aureus is 100% within 3 ...
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Description
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Application Information
- IPC
- A01N59/16
- Inventors
- 骆天荣; 任真