Sodium hydrosulfite composition

Compositions – Reductive bleachant – deoxidant – reductant – or generative – Sulfur containing reductant – bleachant – deoxidant – or...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

162 80, 162 83, 8107, 8110, 423512R, 423515, C09K 300

Patent

active

043572561

ABSTRACT:
A bleaching composition comprises sodium hydrosulfite, hexamethylenetetramine and a water soluble sulfite such as sodium sulfite or ammonium sulfite, or further a polyphosphate such as a pyrophosphate or a tripolyphosphate and is used in bleaching pulp with a good bleaching effect with no substantial hydrogen sulfide generation.

REFERENCES:
patent: 3653804 (1972-04-01), Janson et al.
patent: 3666409 (1972-05-01), Yoshikawa et al.
patent: 3669895 (1972-06-01), Shasti

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Sodium hydrosulfite composition does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

     

Profile ID: LFUS-PAI-O-623461

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.