Preparation of dyes which contain sulfonic acid groups and have

Organic compounds -- part of the class 532-570 series – Organic compounds – Azo

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

106288Q, 106308Q, 106309, 26024578, 260372, 260505R, 534689, 534887, 544209, 544210, 544219, 546101, C09B 6902, C09B 6904, C09B 6742, C09B 6744

Patent

active

045607451

ABSTRACT:
A process for the preparation of dyes which contain sulfonic acid groups and have a low electrolyte content, wherein an aqueous solution or suspension, which may or may not contain inorganic salts, of the dye containing sulfonic acid groups is

REFERENCES:
patent: 3719703 (1973-03-01), Fritz et al.
patent: 3956271 (1976-05-01), Blass et al.
patent: 4110366 (1978-08-01), Tamabayashi et al.
patent: 4163012 (1979-07-01), Kramer et al.
patent: 4290812 (1981-09-01), Loock
Article by Otakar Cerny and Josef Hajek, 10-11-78, pp. 410-413.
Chemical Abstracts, vol. 86, No. 26, p. 27, Jun. 1977, (Taoka Chem.).
Analytica Chimica Acta, vol. 113, No. 2, 1980, pp. 307-314, (Puttemans et al).

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

Preparation of dyes which contain sulfonic acid groups and have does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Preparation of dyes which contain sulfonic acid groups and have , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Preparation of dyes which contain sulfonic acid groups and have will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1479919

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