CM-PATRA / record

A process for manufacturing of boehmite particulate material

Publication

WO-2014181346-A4 on Google Patents

Filed / published / granted

2014-04-22 / 2015-04-30 / n/a

Offices

WO, IN (includes the Indian office)

Applicants

Heubach Color Pvt Ltd (IN, industry); Heubach Colour Pvt Ltd (IN, industry)

Minerals

Silicon, Aluminium (not on list)

Stages

Compounds and materials

Waste stream

None named in the English text

CPC

C01F7/34, C01F7/448, C01P2004/61, C01P2002/72

Abstract (first 170 chars)

A process for the preparation of Boehmite particulate material from the waste containing Aluminium chloride, Aluminium sulfate, Aluminium carbide or any other Aluminium salt; said process comprising : a. preparing 2 to 15 wt. % of aqueous slurry of Aluminium hydroxide, said Aluminium hydroxide is recovered from the waste containing Aluminium chloride, Aluminium sulfate, Aluminium carbide or any other Aluminium salt by hydrolyzing the waste with soda ash; b. preparing slurry containing 2 to 10 wt. % of silane and 2 to 10% of silica by making 2 to 10 wt. % of aqueous slurry of silane with stirri