METHOD OF PRODUCING BIOCIDE INORGANIC ZINC OXIDE-BASED COMPOSITE NANOPARTICLES Russian patent published in 2012 - IPC B22F9/18 B82B3/00 B82Y30/00 

Abstract RU 2451578 C1

FIELD: process engineering.

SUBSTANCE: invention may be used for producing antivirus and fungicidal woven and nonwoven disposable and reusable materials to be used in medical institutions. Silver nitrate is reduced by nitrogen-containing compound selected from the group including triethylamine, tributylamine, trioctylamine, monoethanolamine and diethanolamine in th presence of preformed nanoparticlesof zinc oxide and carboxylic acid selected from the group including myristic acid, stearic acid, palmitic acid and oleic acid. Obtained mix is blown by nitrogen, processed by ultrasound, heated and cured at 80-110°C for 1 h. Precipitate is filtered out to produce nanoparticles with zinc oxide-to-silver oxide ratio varying from 90/10 to 10/90.

EFFECT: minimum amount of reaction mix components low reaction temperature, simplified process.

6 ex

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RU 2 451 578 C1

Authors

Buzin Pavel Vladimirovich

Kondrat'Ev Dmitrij Nikolaevich

Gol'Din Viktor Vol'Fovich

Dates

2012-05-27Published

2010-11-30Filed