RU2002130475A - METHOD FOR DECOMPOSITION OF ALUMINUM SOLUTIONS - Google Patents

METHOD FOR DECOMPOSITION OF ALUMINUM SOLUTIONS

Info

Publication number
RU2002130475A
RU2002130475A RU2002130475/15A RU2002130475A RU2002130475A RU 2002130475 A RU2002130475 A RU 2002130475A RU 2002130475/15 A RU2002130475/15 A RU 2002130475/15A RU 2002130475 A RU2002130475 A RU 2002130475A RU 2002130475 A RU2002130475 A RU 2002130475A
Authority
RU
Russia
Prior art keywords
decomposition
aluminum hydroxide
aluminum solutions
solutions
aluminate
Prior art date
Application number
RU2002130475/15A
Other languages
Russian (ru)
Other versions
RU2231497C1 (en
Inventor
Владимир Григорьевич Тесля
Савелий Михайлович Мильруд
Original Assignee
Открытое акционерное общество "Всероссийский алюминиево-магниевый институт"
Filing date
Publication date
Application filed by Открытое акционерное общество "Всероссийский алюминиево-магниевый институт" filed Critical Открытое акционерное общество "Всероссийский алюминиево-магниевый институт"
Priority to RU2002130475/15A priority Critical patent/RU2231497C1/en
Priority claimed from RU2002130475/15A external-priority patent/RU2231497C1/en
Publication of RU2002130475A publication Critical patent/RU2002130475A/en
Application granted granted Critical
Publication of RU2231497C1 publication Critical patent/RU2231497C1/en

Links

Claims (1)

Способ декомпозиции алюминатных растворов, включающий перемешивание алюминатного раствора при температуре 45-70°С в присутствии затравки гидроксида алюминия и модифицирующих добавок, отделение маточного раствора от гидроксида алюминия, отличающийся тем, что в качестве добавки модификатора роста кристаллов гидроксида алюминия используют карбонат лития, вводимого в количестве от 0,10 до 0,30% на массу получаемого осадка гидроксида алюминия.The method of decomposition of aluminate solutions, including mixing the aluminate solution at a temperature of 45-70 ° C in the presence of seed of aluminum hydroxide and modifying additives, separating the mother liquor from aluminum hydroxide, characterized in that lithium carbonate introduced into the growth modifier of aluminum hydroxide crystals is used. the amount of from 0.10 to 0.30% by weight of the resulting precipitate of aluminum hydroxide.
RU2002130475/15A 2002-11-13 2002-11-13 Aluminate solution decomposition method RU2231497C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2002130475/15A RU2231497C1 (en) 2002-11-13 2002-11-13 Aluminate solution decomposition method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2002130475/15A RU2231497C1 (en) 2002-11-13 2002-11-13 Aluminate solution decomposition method

Publications (2)

Publication Number Publication Date
RU2002130475A true RU2002130475A (en) 2004-06-10
RU2231497C1 RU2231497C1 (en) 2004-06-27

Family

ID=32846375

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002130475/15A RU2231497C1 (en) 2002-11-13 2002-11-13 Aluminate solution decomposition method

Country Status (1)

Country Link
RU (1) RU2231497C1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7976821B2 (en) * 2005-06-23 2011-07-12 Nalco Company Composition and method for improved aluminum hydroxide production
US7771681B2 (en) * 2006-12-29 2010-08-10 Nalco Company Method for improved aluminum hydroxide production
RU2447023C1 (en) * 2010-12-27 2012-04-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Method of processing alumina-containing material
RU2483025C1 (en) * 2011-12-19 2013-05-27 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Method of processing alumina-bearing stock
RU2490208C1 (en) * 2011-12-19 2013-08-20 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Method of processing alumina-bearing stock
RU2489354C1 (en) * 2012-03-01 2013-08-10 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Method of processing alumina-bearing stock

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