Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1992-01-31
1993-06-15
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
524 27, 528 62, 5482626, 5482648, 564 34, 564 37, C08K 526, C07C28106, C07D24908
Patent
active
052199096
ABSTRACT:
Mixtures comprising semicarbazide/urethane reaction products of 4-amino-1,2,4-triazole, an aliphatic polyisocyanate and a reduced sugar or glycerol are particularly suited for protecting films, fibers, spandex and other polyurethane articles against discoloration due to exposure to fumes, light and heat.
REFERENCES:
patent: 3399167 (1968-08-01), Rosendahl et al.
patent: 4447571 (1984-05-01), Dabi et al.
patent: 4973618 (1990-11-01), Ulteg
patent: 5028642 (1991-07-01), Goodrich et al.
Hennessy Michael J.
Selling Gordon W.
E. I. Du Pont de Nemours and Company
Michl Paul R.
Yoon Tae H.
LandOfFree
Semicarbazide/urethane stabilizer does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Semicarbazide/urethane stabilizer, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Semicarbazide/urethane stabilizer will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1043372