Alkanolamines to reduce ozone attack on dyes in polyamide fibers

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Depilating

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

8173, 8168B, D06P 502

Patent

active

039842029

ABSTRACT:
When from about 0.4 percent to about 3 percent of an alkanolamine such as: ##EQU1## where R is an alkylene of 1 to 13 carbon atoms, an aralkyl such as xylylene, or cycloalkyl, R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are H, alkyl of 1-2 carbon atoms or phenyl wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 can be the same or different, is coated on nylon fiber, improved dyefastness is achieved when the fiber is exposed to ozone.

REFERENCES:
patent: 2409325 (1946-10-01), Ward et al.
patent: 3071427 (1963-01-01), Buehler
patent: 3096139 (1963-07-01), Hindle
Salvin, Amer. Dyestuff Reporter, Jan. 6, 1964, pp. 12-19.

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

Alkanolamines to reduce ozone attack on dyes in polyamide fibers does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Alkanolamines to reduce ozone attack on dyes in polyamide fibers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Alkanolamines to reduce ozone attack on dyes in polyamide fibers will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-652658

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