Published November 23, 1990 | Version v1
Patent Open

Method for preparation of borax decahydrate

Creators

Description

A highly productive method of borax decahydrate preparation, consisting in the mixing of boric acid, soda and mother solution at the temperature not exceeding 40 deg is described. The mixture is supplied to borax circulating solution at the temperature of 85-95 deg. After crystallization borax decahydrate is isolated from mother solution and solution is directed for mixing with boric acid and soda. The given method permits to increase the process productivity 3.75-4.50 fold

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Additional details

Additional titles

Original title (Russian)
Способ получения десятиводной буры

Publishing Information

Imprint Pagination
2 p.
IPC:
Int. Cl. C01B 35/12.
IPC
Int. Cl. C01B 35/12.
Patent number
SU patent document 1608116/A1/

INIS

Country of Publication
USSR
Country of Input or Organization
USSR
INIS RN
23000135
Subject category
S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
Descriptors DEI
BORAX; CHEMICAL PREPARATION; CRYSTALLIZATION; HYDRATES; MEDIUM TEMPERATURE; PRODUCTIVITY
Descriptors DEC
ALKALI METAL COMPOUNDS; BORATES; BORON COMPOUNDS; OXYGEN COMPOUNDS; PHASE TRANSFORMATIONS; SODIUM COMPOUNDS; SYNTHESIS

Optional Information

Secondary number(s)
SU patent application 4445904/23-26.