WO1987001107A1 - Procede pour l'obtention d'hydroaluminate d'un metal alcalin - Google Patents

Procede pour l'obtention d'hydroaluminate d'un metal alcalin Download PDF

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Publication number
WO1987001107A1
WO1987001107A1 PCT/SU1985/000074 SU8500074W WO8701107A1 WO 1987001107 A1 WO1987001107 A1 WO 1987001107A1 SU 8500074 W SU8500074 W SU 8500074W WO 8701107 A1 WO8701107 A1 WO 8701107A1
Authority
WO
WIPO (PCT)
Prior art keywords
temperature
alkali metal
product
concentration
evaporation
Prior art date
Application number
PCT/SU1985/000074
Other languages
English (en)
French (fr)
Russian (ru)
Inventor
Viktor Lazarevich Raizman
Jury Kuzmich Vlasenko
Vladimir Grigorievich Kazakov
Leonid Semenovich Nisse
Ilya Zakharovich Pevzner
Vladimir Alexandrovich Volkov
Viktor Mikhailovich Sizyakov
Valery Rafailovich Udalov
Nikolai Grigorievich Potapov
Viktor Sergeevich Sazhin
Naum Solomonovich Malts
Vladimir Yakovlevich Abramov
Nina Nikolaevna Sabadash
Ljudmila Ivanovna Mozzhukhina
Original Assignee
Vsesojuzny Nauchno-Issledovatelsky I Proektny Inst
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vsesojuzny Nauchno-Issledovatelsky I Proektny Inst filed Critical Vsesojuzny Nauchno-Issledovatelsky I Proektny Inst
Priority to JP60504829A priority Critical patent/JPS63500655A/ja
Priority to AU50193/85A priority patent/AU575223B2/en
Priority to DE19853590838 priority patent/DE3590838T1/de
Priority to PCT/SU1985/000074 priority patent/WO1987001107A1/ru
Priority to HU855077A priority patent/HU198426B/hu
Priority to IN694/CAL/85A priority patent/IN162818B/en
Publication of WO1987001107A1 publication Critical patent/WO1987001107A1/ru
Priority to FI871735A priority patent/FI80437C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process

Definitions

  • the resulting product has a convenient electronic system and is easily filtered.
  • the posed problem was solved by the method of obtaining a hydrousaluminate of an alkali metal, including:
  • the aluminate solution is pre-packaged, which has a small ratio of alkali metal and aluminum oxides less than 2 0: ⁇ ⁇ ⁇ ⁇ ⁇ 1,1 1.1 to 1.7, and the unit is guided - 5 - at a temperature of 120 to 150 ° C for the concentration of alkali metal oxide from 350 to 400 g / l;
  • evaporation is carried out at a temperature of about 150 ° to the concentration of the named oxide in the case of 360 ° to 370 g / l less ⁇ ⁇ .
  • a second type of evaporation in 2 stages is more economical, that is, it requires a lower cost of charge (vapor).
  • the best variant of the invention is the aluminum-containing raw material, for example nepheline, and the lime grinds to particle sizes of 80-95 ⁇ m.
  • ⁇ 2 0 is 1.1 to 1.7.
  • 25 sludge separates and returns to the stage of raw material processing.
  • the main (greater) part of the obtained alumina is the waste, the purification of the earth, which is used for the extraction of alumina, the earth and the earth,
  • evaporated aluminous compound Some of the properties of the evaporated aluminous compound are explained by the fact that, in the case of oxidized metal, there are some metals that are associated with it.
  • the use of alumina products with a small retention of more than 2 0: ⁇ 1 2 0 3 more than 1.7 is undesirable, as the aluminous solution is soaked that it rises close to the ground. at a temperature of 120-150 ° C, from the product, isolate the product by installing a very fine product.
  • an alkaline metal solution saturated with hydrous aluminum is treated. This discharges with a temperature of 95–50 ° ⁇ , which allows for installation by supplying a moving filter with a temperature of 95 ° ⁇ .
  • the aluminum component is divided into instantaneous separation from the installation of the heating system.
  • the temperature is 95 ° C – 0 ° C, which is referred to as heating.
  • the cooling of the filtering component is carried out by transferring it to the non-working part of the refrigerant, mainly. water.
  • the supply of cold (+ 5 ° C) water makes it possible to reduce the temperature of the filtering temperature to 10 ° C.
  • ⁇ Brass As a filter it can be used from a polyamide wave that is woven from metal.
  • the resulting hydroaluminate of an alkali metal is commercially available.
  • the product provides a one-sided white color and a crystalline solid material in the form of salted alkaline - 9 - metal and acid, corresponding to the formula ⁇ réelle 0 « ⁇ 0 3 « 2,5 ⁇ 2 0, where ⁇ réelle- ⁇ rion, ⁇ .
  • the product is easy to consume in water, and when stored on the machine, it is lowered to 5 (it is overloaded in the form of a large load)
  • the product has a high clean and chemical product mass. $: 25-38 less than 2 , 37.5-44.5 ⁇ ⁇ ⁇ ⁇ , 8Yu 2 no more than 0.1, less than 2 0 3
  • Pu ⁇ em i ⁇ mixing with schel ⁇ chnym ⁇ as ⁇ v ⁇ m ⁇ ig ⁇ avlivayu ⁇ shi ⁇ u in ⁇ m ⁇ lya ⁇ n ⁇ e ⁇ n ⁇ shenie ⁇ isl ⁇ v Sa ⁇ and z ⁇ "d ⁇ lzhn ⁇ by ⁇ ⁇ avnym 2.05 and ⁇ e 2 0: (? ⁇ 2 3 0 + e 2 0 3) 0.95.
  • a rotating seal is sealed by rotating prints and a temperature of ⁇ 200 ° ⁇ .
  • Ge 2 0 360-370 g / l.
  • the two-stage cooking process is preferable, since cooking is more efficient and more efficient.
  • the advantage of this option is the receipt of the target product will be more affordable. ⁇ and the following - II - explanation.
  • the unit When the unit is in one stage, it is possible to drop out the product seat and to disengage it on the discharge wall, which reduces the cost of the device. 5
  • the introduction of the process of evaporation in two stages is more preferable. With two-stage cooking at the first stage at a temperature of 120 ° C, the concentration of alkali metal oxide in the range is not more than 225, not more than 230. Such a product is not yet saturated.
  • the temperature of the unit is improved by cooling it with its original water.
  • the filter is filtered, the aluminum solution after filtering with a concentration of (g / l):
  • 20 120 ° ⁇ from the dispenser is directed to a moving filter cartridge from a polyamide wave secured to a filter of bulk type.
  • the filter cartridge is kept at a temperature of 0 ° C by means of a continuous dispenser for the non-working part of the filter of the cold water with the valve
  • the output of the product is 63 kg ($ 68.5 ⁇ ⁇ ⁇ ⁇ ))))).
  • the product has a chemical composition in mass. B ⁇ - 25, ⁇ 1 2 0 3 - 37.5, 810 2 - 0.05, ⁇ 2 - 0.02; The rest ⁇ ⁇ ⁇
  • the product is particularly safe. white color other material.
  • the product is commemorative. - 13 - Pdam ⁇ 2.
  • the crushed nepheline in the amount of 280.3 kg and the crushed juvenile in the amount of 521.7 kg are mixed with 335 kg of water.
  • the resulting lattice is skewed by a rotating furnace at a temperature of 50250 ° ⁇ .
  • the resulting product has a chemical ⁇ in ma ⁇ . $: He 2 0 - 36.5, ⁇ 1 2 0 3 - 43, 5 ⁇ 0 2 - 0.07, ⁇ 2 ° 3- ° '02 ” - 14 - Remaining - water in the connected form, with a small room with a humidity of $ 21.
  • Product-_ white color is the other material. The product is commercially available.
  • the crushed nepheline in the amount of 280.3 kg and the crushed lime in the amount of 490 kg are mixed with 330 kg of water.
  • the resulting shear is rotated by a furnace at a temperature of ⁇ 200 ° ⁇ .
  • __ ⁇ 0 2 - 0.05 ⁇ with a molar ratio of ⁇ réelle 2 0: ⁇ 1 2 0 ⁇ , 5 is vaporized at a temperature of ⁇ 35 ° C at a concentration of 375 g / l of the evaporator.
  • An evaporated storage volume of 0.195 with a temperature of ⁇ 35 ° C from the outlet of the appliance is aimed at a moving filter from a large volume of filler.
  • ⁇ __ The filter is cooled to a temperature of 50 ° C by means of a continuous dispensing of the non-working part of the cold water filter with a temperature of 20 ° C.
  • the crushed yeafelin in the amount of 280.3 kg and the crushed lime in the amount of 521.7 kg are mixed with 335 kg of water.
  • the third stage has a volume of 0.315 m 3 and is in the 2nd stage of evaporation; - 16 - 370 g / l ⁇ réelle ⁇ ⁇ and 0.25 g / l ⁇ 2 .
  • the metal circuit is cooled down to a temperature of 95 ° C by supplying cold water to a non-working “fire”. Industrialization of the product, its separation from the mother’s feed and the recovery of the mother’s process for the leaching of the process 1-3 are similar *.
  • 20 product price is 60 kg ($ 86).
  • 25 is a solid and is commercially available.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
PCT/SU1985/000074 1985-08-22 1985-08-22 Procede pour l'obtention d'hydroaluminate d'un metal alcalin WO1987001107A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP60504829A JPS63500655A (ja) 1985-08-22 1985-08-22 アルカリ金属アルミン酸塩の製法
AU50193/85A AU575223B2 (en) 1985-08-22 1985-08-22 Method for obtainng hydroaluminate of alkaline metal
DE19853590838 DE3590838T1 (enrdf_load_stackoverflow) 1985-08-22 1985-08-22
PCT/SU1985/000074 WO1987001107A1 (fr) 1985-08-22 1985-08-22 Procede pour l'obtention d'hydroaluminate d'un metal alcalin
HU855077A HU198426B (en) 1985-08-22 1985-08-25 Process for producing alkali-hydroaluminate
IN694/CAL/85A IN162818B (enrdf_load_stackoverflow) 1985-08-22 1985-10-01
FI871735A FI80437C (fi) 1985-08-22 1987-04-21 Foerfarande foer framstaellning av ett alkalimetallhydroaluminat.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SU1985/000074 WO1987001107A1 (fr) 1985-08-22 1985-08-22 Procede pour l'obtention d'hydroaluminate d'un metal alcalin

Publications (1)

Publication Number Publication Date
WO1987001107A1 true WO1987001107A1 (fr) 1987-02-26

Family

ID=21616938

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/SU1985/000074 WO1987001107A1 (fr) 1985-08-22 1985-08-22 Procede pour l'obtention d'hydroaluminate d'un metal alcalin

Country Status (7)

Country Link
JP (1) JPS63500655A (enrdf_load_stackoverflow)
AU (1) AU575223B2 (enrdf_load_stackoverflow)
DE (1) DE3590838T1 (enrdf_load_stackoverflow)
FI (1) FI80437C (enrdf_load_stackoverflow)
HU (1) HU198426B (enrdf_load_stackoverflow)
IN (1) IN162818B (enrdf_load_stackoverflow)
WO (1) WO1987001107A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TR22725A (tr) * 1986-01-20 1988-05-24 Vni I Elektrodnoi Promy Alkali metal hidroalueminat'i ueretmek icin yoentem
FR2609706A1 (fr) * 1987-01-19 1988-07-22 Inst Aljuminievoi Procede de preparation d'un hydroaluminate d'un metal alcalin
WO1994024050A3 (de) * 1993-04-08 1994-12-08 Giulini Chemie Verfahren zur reinigung von alkalialuminatenthaltenden lösungen
RU2160708C2 (ru) * 1997-11-21 2000-12-20 Вильданова Камиля Тимирбаевна Способ получения алюмината натрия

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2537969B2 (de) * 1975-08-26 1980-05-22 Vsesojuznyj Nautschno-Issledovatelskij I Proektnyj Institut Aljuminievoj, Magnievoj I Elektrodnoj Promyschlennosti, Leningrad (Sowjetunion) Verfahren zur Herstellung von Natriumaluminat
US4261958A (en) * 1978-04-11 1981-04-14 Pevzner Ilya Z Process for the production of sodium aluminate
SU345767A1 (ru) * 1970-10-14 1984-07-07 Всесоюзный научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности Способ получени сухих неорганических солей

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU345767A1 (ru) * 1970-10-14 1984-07-07 Всесоюзный научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности Способ получени сухих неорганических солей
DE2537969B2 (de) * 1975-08-26 1980-05-22 Vsesojuznyj Nautschno-Issledovatelskij I Proektnyj Institut Aljuminievoj, Magnievoj I Elektrodnoj Promyschlennosti, Leningrad (Sowjetunion) Verfahren zur Herstellung von Natriumaluminat
US4261958A (en) * 1978-04-11 1981-04-14 Pevzner Ilya Z Process for the production of sodium aluminate

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TR22725A (tr) * 1986-01-20 1988-05-24 Vni I Elektrodnoi Promy Alkali metal hidroalueminat'i ueretmek icin yoentem
FR2609706A1 (fr) * 1987-01-19 1988-07-22 Inst Aljuminievoi Procede de preparation d'un hydroaluminate d'un metal alcalin
WO1994024050A3 (de) * 1993-04-08 1994-12-08 Giulini Chemie Verfahren zur reinigung von alkalialuminatenthaltenden lösungen
RU2160708C2 (ru) * 1997-11-21 2000-12-20 Вильданова Камиля Тимирбаевна Способ получения алюмината натрия

Also Published As

Publication number Publication date
JPS63500655A (ja) 1988-03-10
FI80437C (fi) 1990-06-11
FI871735A0 (fi) 1987-04-21
AU5019385A (en) 1987-03-10
IN162818B (enrdf_load_stackoverflow) 1988-07-09
AU575223B2 (en) 1988-07-21
FI80437B (fi) 1990-02-28
FI871735L (fi) 1987-04-21
HU198426B (en) 1989-10-30
HUT43978A (en) 1988-01-28
DE3590838T1 (enrdf_load_stackoverflow) 1987-08-06

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