N,N'-substitutedbis(pyridinium) salts

Details N,N'-substitutedbis(pyridinium) salts N,N'-substitutedbis(pyridinium) salts

1990-07-31

1991-12-03

Ivy, C. Warren

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

430110, C07F 502

Patent

active

050702033

ABSTRACT:
New N,N'-substitutedbis(pyridinium) salts are provided having advantageous utility as charge agents in electrostatographic toners and developers. The salts have the structure: ##STR1## wherein R is alkylene having from 1 to 20 carbon atoms or arylenedialkylene wherein each alkylene moiety has 1 to 6 carbon atoms and the arylene moiety has from 6 to 14 carbon atoms, R' and R", which are the same or different, represent hydrogen, a straight or branched chain alkyl or alkoxy group having from 1 to 24 carbon atoms, aralkyl or alkaryl in which the alkyl group has 1 to 20 carbon atoms and the aryl group has from 6 to 14 carbon atoms, aryl having 6 to 14 carbon atoms which is unsubstituted or aryl having 6 to 14 carbon atoms which is substituted with one or more nitro, alkoxy or halo groups and X and X', which are the same or different, are chlorine, bromine, fluorine or iodine.

REFERENCES:
patent: 3912368 (1975-10-01), Ponjee et al.
patent: 4684596 (1987-08-01), Bonser et al.
Hackh "Chemical Dictionary", McGraw-Hall, 1983, p. 62.

Affiliated with

Also associated with

Rating

N,N'-substitutedbis(pyridinium) salts does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with N,N'-substitutedbis(pyridinium) salts, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and N,N'-substitutedbis(pyridinium) salts will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1697894