Sulfuric Acid → Indium sulfate
Reaction equation
[OH-].[In+3:2].[OH-].[OH-].[S:5](=[O:9])(=[O:8])([OH:7])[OH:6]>>[S:5]([O-:9])([O-:8])(=[O:7])=[O:6].[In+3:2].[S:5]([O-:9])([O-:8])(=[O:7])=[O:6].[S:5]([O-:9])([O-:8])(=[O:7])=[O:6].[In+3:2]Participants
3
Reactant 2
Product 1
Procedure
Furthermore, Japanese Patent Application Laid-open No. 2002-69684 (hereinafter, referred to as Patent Document 3) discloses an indium recovering method including a step of dissolving an ITO indium-containing scrap with a hydrochloric acid to obtain an indium chloride solution; a step of adding a sodium hydroxide solution into the indium chloride solution to remove tin contained in the scrap as tin hydroxide and further adding a sodium hydroxide solution to obtain indium hydroxide; a step of filtering indium hydroxide and thereafter adding a sulfuric acid to obtain indium sulfate; and performing electrowinning of indium.
Sources & evidence
- ORD record
- ord-21566cc86fd041ef9e6ec39c56216a8e
- Source dataset
- uspto-grants-2014_08
- Patent number
- US08802590B2
Reaction notes
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