Stock material or miscellaneous articles – Composite – Of polycarbonate
Patent
1995-03-14
1995-11-07
Krass, Frederick
Stock material or miscellaneous articles
Composite
Of polycarbonate
428413, 428414, 428415, 428416, 428417, 428418, 428421, 428422, 4284231, 4284258, 4284259, 428426, 428430, 428431, 428432, 428433, 428435, 428441, 428442, 428457, 428458, 428461, 428463, 4284744, 4284752, 4284755, 4284758, 4284761, B32B 904, B32B 2738
Patent
active
054646979
ABSTRACT:
Compounds of the formula I ##STR1## in which R.sub.1 and R.sub.2 independently of one another are C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.8 cycloalkyl which is unsubstituted or substituted by C.sub.1 -C.sub.4 alkyl, or phenyl or benzyl which is unsubstituted or substituted by F, Cl, Br, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy or di(C.sub.1 -C.sub.6 alkyl)amino.
The compounds are suitable as .pi.-acceptors and electrical semiconductors, and they can be used for antistatic finishing of objects.
REFERENCES:
patent: 4758381 (1988-07-01), Suga et al.
Ciba-Geigy Corporation
Dohmann George R.
Krass Frederick
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