METHOD OF PRODUCING SILVER AZIDE CRYSTAL WHISKERS Russian patent published in 2010 - IPC C30B7/06 C30B29/38 C30B29/62 C01B21/08 

Abstract RU 2404296 C1

FIELD: chemistry.

SUBSTANCE: method is realised through slow evaporation of ammonia from 5% aqueous ammonia solution of fine-crystalline silver azide powder at normal conditions in a crystalliser through 0.5 mm diametre holes in a polyethylene film covering the crystalliser, at a rate of 0.407 g/day. The crystalliser containing the solution is placed between two electrodes in a non-contact electric field with strength of 100 - 106 V/cm.

EFFECT: by varying the electric field strength during crystallisation, crystals of different sizes can be obtained, having minimal content of defects, better working characteristics and longer storage life.

1 ex, 1 tbl, 6 dwg

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RU 2 404 296 C1

Authors

Gazenaur Ekaterina Gennad'Evna

Fedorova Natal'Ja Mikhajlovna

Kuz'Mina Larisa Vladimirovna

Krasheninin Viktor Ivanovich

Dates

2010-11-20Published

2009-07-06Filed