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Composite nano anti-biotic material and preparation method

A nanometer antibacterial material and technology of antibacterial materials, applied in the fields of botanical equipment and methods, animal repellents, biocides, etc., can solve the problems of difficult to show effects, difficult to cure venereal diseases, etc., and achieve strong penetrating power and strong bactericidal function. , long-lasting effect

Inactive Publication Date: 2006-03-08
扬州沃尔森医用科技有限公司 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

For example, the nerve endings in certain parts of the vulva of women and the nerve endings of some parts of the nipples of men, it is difficult for conventional medicine to be effective
Multiple use of drugs for a long time will make the human body resistant to storage, and once resistant, it will be extremely difficult to cure sexually transmitted diseases

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] First prepare nano-silver copper antibacterial material:

[0026] (A) 100 kilograms of zirconium sulfate are mixed with 50 kilograms of zinc nitrate earlier, add water to dissolve, and stir;

[0027] (B) Slowly add 100 kilograms of phosphoric acid and 10 kilograms of hydrofluoric acid to the product in (A), stir evenly, then slowly add 10 kilograms of caustic soda, continue to stir for more than 5 hours until evenly distributed;

[0028] (C) filtering and washing the product to obtain a filter cake;

[0029] (D) filter cake, 10 kilograms of silver nitrate, and 10 kilograms of copper nitrate were dissolved in water, and stirred for 10 hours at 70~80° C.;

[0030] (E) Filtrate and wash the resulting product, dry it at 120°C, calcinate the dried product at 1000°C, lower the calcined product to normal temperature, carry out pulverization and 3000-mesh ultrafine treatment, and obtain nano-silver copper-based antibacterial materials .

[0031] The preparation method of com...

Embodiment 2

[0038] First prepare nano-silver copper antibacterial material:

[0039] (A) 100 kilograms of zirconium phosphate is mixed with 5 kilograms of zinc nitrate earlier, add water to dissolve, and stir;

[0040] (B) Slowly add 50 kilograms of phosphoric acid and 5 kilograms of hydrofluoric acid to the product in (A), stir evenly, then slowly add 5 kilograms of caustic soda, continue stirring for more than 5 hours until evenly distributed;

[0041] (C) filtering and washing the product to obtain a filter cake;

[0042] (D) filter cake, 5 kilograms of silver nitrate, and 5 kilograms of copper nitrate were dissolved in water, and stirred for 5 hours at 50~60° C.;

[0043] (E) Filtrate and wash the obtained product, dry it at 110°C, calcinate the dried product at 700°C, lower the calcined product to normal temperature, carry out pulverization and 2000 mesh ultrafine treatment, and obtain nano-silver copper antibacterial material .

[0044] The preparation method of composite nano an...

Embodiment 3

[0051] First prepare nano-silver copper antibacterial material:

[0052] (A) 100 kilograms of hydroxyapatite are mixed with 50 kilograms of zinc nitrate earlier, add water to dissolve, and stir;

[0053] (B) Slowly add 150 kilograms of phosphoric acid and 15 kilograms of hydrofluoric acid to the product in (A), stir evenly, then slowly add 15 kilograms of caustic soda, continue stirring for 8 hours until evenly distributed;

[0054] (C) filtering and washing the product to obtain a filter cake;

[0055] (D) filter cake, 15 kilograms of silver nitrate, and 15 kilograms of copper nitrate were dissolved in water, and stirred for 10 hours at 50~60° C.;

[0056] (E) Filtrate and wash the obtained product, dry it at 130°C, calcinate the dried product at 1200°C, lower the calcined product to normal temperature, carry out pulverization and 3000-mesh ultrafine treatment, and obtain nano-silver copper-based antibacterial materials .

[0057] The preparation method of composite nano a...

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Abstract

The present invention provides a composite nano antimicrobial material and its preparation method. It includes nano titanium oxide and nano silver system antimicrobial material. The average grain size of said nano material granules is 5-100nm, and the weight ratio of main component is as follows: nano zinc oxide: nano titanium oxide: nano silver system antimicrobial material; nano silver-copper system antimicrobial material=1:0.1-0.5:0.5-1.5:1.5-3.5. Said invention also provides the concrete steps of its preparation method.

Description

1. Technical field [0001] The invention relates to a composite nano antibacterial material and a preparation method thereof, in particular to a composite antibacterial material containing nano silver-copper antibacterial materials and a preparation method thereof. 2. Background technology [0002] In modern society, due to environmental damage and population growth, various diseases appear frequently. Due to the special properties of nanomaterials, they have been widely used in various fields, and have also been widely used in the medical field. It is known that silver, copper, and titanium among the metals have certain antibacterial effects, and these three metals are safe for human beings, and the nanomaterials related to these three types have also been studied and applied in recent years. US Patent No. 6,379,712 discloses a method for manufacturing antibacterial granules containing silver nanoparticles. US Patent No. 6,482,424 discloses a medical fabric fiber with nano...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01N59/20
Inventor 周海燕冷萍芳
Owner 扬州沃尔森医用科技有限公司
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