Dimeric benzotriazoles as UV absorbers

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

540460, 540492, 544318, 548259, C07D40314, C07D24920

Patent

active

054881129

ABSTRACT:
The invention relates to dimeric 2-(2'-hydroxyphenyl)benzotriazoles of the formula I ##STR1## in which p is 0 or 1; is C.sub.1 -C.sub.12 alkylene;

REFERENCES:
patent: 3399173 (1968-08-01), Heller et al.
patent: 3629192 (1971-12-01), Heller et al.
patent: 4077971 (1978-03-01), Fujita et al.
patent: 4681905 (1987-07-01), Kubota et al.
patent: 4812498 (1989-03-01), Nakahara et al.
patent: 4859726 (1989-08-01), Wang et al.
patent: 4948666 (1990-08-01), Paul et al.
patent: 5233047 (1993-08-01), MacLeay et al.
Chemical Abstract 77062g of Swiss 497,919 (1971).
Chemical Abstract 86567n of Swiss 410,851 (1967).

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

Dimeric benzotriazoles as UV absorbers does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Dimeric benzotriazoles as UV absorbers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dimeric benzotriazoles as UV absorbers will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-157078

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