Disperse-reactive dyes containing acetoxyethylsulfone or...

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

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Reexamination Certificate

active

06884876

ABSTRACT:
The present invention relates to water insoluble disperse-reactive dyes expressed by the formula (3) and (4) and to their preparation, (3) (4) wherein each of Ar1and Ar2represents aryl or benzothiazole group, and each of R, R1, R2, and R3independently represents hydrogen, alkyl, alkoxy, cyanoalkyl or aminoacetyl group.

REFERENCES:
patent: 4614521 (1986-09-01), Niwa et al.
patent: 4820806 (1989-04-01), Baumann et al.
patent: 2106648 (1972-08-01), None
patent: 33527 (1981-08-01), None
patent: 109029 (1984-05-01), None
Le et al., Chemical Abstracts, 109:111932, 1988.*
Zhang et al., Chemical Abstracts, 109:7904, 1988.*
Zhu et al., Chemical Abstracts, 113:154257,1990.*
Farag et al., “Studies on Some New Reactive Disperse Dyes,” Journal of the Society of Dyers and Colourists, vol. 96, pp. 126-132, 1980.
Burkinshaw et al., “The Dyeing of Conventional and Microfibre Nylon 6.6 with Reactive Disperse Dyes,” Dyes and Pigments, vol. 25, pp. 31-48, 1994.
Brady et al., “Evaluation of Some Reactive Disperse Dyes for Sublimation Transfer Printing of Wool,” Journal of the Society of Dyers and Colourists, vol. 97, pp. 159-164, 1981.

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

Disperse-reactive dyes containing acetoxyethylsulfone or... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Disperse-reactive dyes containing acetoxyethylsulfone or..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Disperse-reactive dyes containing acetoxyethylsulfone or... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3405240

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