SU485093A1 - Method of bleaching kaolin - Google Patents
Method of bleaching kaolinInfo
- Publication number
- SU485093A1 SU485093A1 SU1763654A SU1763654A SU485093A1 SU 485093 A1 SU485093 A1 SU 485093A1 SU 1763654 A SU1763654 A SU 1763654A SU 1763654 A SU1763654 A SU 1763654A SU 485093 A1 SU485093 A1 SU 485093A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- kaolin
- bleaching
- bleaching kaolin
- weight
- additive
- Prior art date
Links
Description
фит натри в количестве 1% по весу сухого каолина за один раз, во вторую - 0,6% за один раз, а в третью часть т- два раза по О,3% 4 интервалом вFit sodium in the amount of 1% by weight of dry kaolin at a time, the second - 0.6% at a time, and in the third part, t - twice in O, 3% 4 at intervals of
тс mc
5 мин. Затем суспензию фильтруют, каолин промывают и сушат.5 minutes. Then the suspension is filtered, the kaolin is washed and dried.
Качество получаемьгх продуктов отображено Б таблице.The quality of the obtained products is displayed in the B table.
Наименование Name
Белизна каолина каолинаKaolin White Kaolin
сходна При одноразо- При одноразовой вой добавке добавкеIt is similar with a one-off With a one-time howl additive additive
Na.S,0,Na.S, 0,
равной 1,О% равной 0,6%equal to 1, O% equal to 0.6%
Прос новский 111 .Prospect 111.
сорт70,779,8grade 70,779,8
Глуховеакий 1 ,383,6 Предмет изобретени 1. Способ отбеливани каолина добавле нием к его суспензии гидросульфита натри и серной кислоты, о т л и чающийс тем, что, с целью повыи ени стенегш очистки от железа, гидросуд$ фит натри добавгл вот част ми по 0, вес. % черезGlukhovay 1, 383.6 Subject of the Invention 1. A method of bleaching kaolin by adding sodium hydrosulfite and sulfuric acid to its suspension, which is tl and that, 0 by weight % through
добавке additive
4S2%4S2%
2 раза но 0,3% с интервалом 5 мин2 times but 0.3% with an interval of 5 minutes
80,3 80.3
78.1 82,2 83,3 4-Ь мин до общего количества 1,0% по весу сухого каолина и процесс ведут в течение 1О-ЗО мин. 2. Способ но п. 1, о т л и ч а ющийс тем, что, с целью нредотвращени разложени гидросульфита натри , его добавл ют в твердом виде.78.1 82.2 83.3 4-b min to a total amount of 1.0% by weight of dry kaolin and the process is carried out for 1O-30 min. 2. A method according to claim 1, which is carried out by the fact that, in order to prevent the decomposition of sodium hydrosulfite, it is added in solid form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1763654A SU485093A1 (en) | 1972-03-21 | 1972-03-21 | Method of bleaching kaolin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1763654A SU485093A1 (en) | 1972-03-21 | 1972-03-21 | Method of bleaching kaolin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU485093A1 true SU485093A1 (en) | 1975-09-25 |
Family
ID=20507848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1763654A SU485093A1 (en) | 1972-03-21 | 1972-03-21 | Method of bleaching kaolin |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU485093A1 (en) |
-
1972
- 1972-03-21 SU SU1763654A patent/SU485093A1/en active
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