Process for the production of sodium hydrosulfite

Details Process for the production of sodium hydrosulfite Process for the production of sodium hydrosulfite

1988-02-18

1989-08-22

Straub, Gary P.

Chemistry of inorganic compounds

Sulfur or compound thereof

Oxygen containing

C01B 1766

Patent

active

048594474

ABSTRACT:
An improved high yield process and apparatus for producing sodium hydrosulfite by reacting sodium borohydride, sulfur dioxide, sodium hydroxide and sodium bisulfite is disclosed. A continuously recirculating split process stream may be used along with control of pH, temperatures, and concentration parameters to obtain sodium hydrosulfite yields in excess of 85%.

REFERENCES:
patent: 2991152 (1961-07-01), Goerrig et al.
patent: 3226185 (1985-12-01), Gyan et al.
patent: 4680136 (1987-07-01), Bernhard

Affiliated with

Also associated with

Rating

Process for the production of sodium hydrosulfite does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the production of sodium hydrosulfite, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the production of sodium hydrosulfite will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2416843