Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1987-02-03
1989-03-14
Goodrow, John L.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
4301066, G03G 916
Patent
active
048123790
ABSTRACT:
Postively charged electrophotographic toners contain, in addition to conventional resin and pigment particles, an additive reinforcing the cationic charge, of the general formula ##STR1## in which R.sup.1 and R.sup.2 each represent hydrogen, chlorine, bromine, hydroxyl, C.sub.1 -C.sub.4 -alkoxy or carboxyl,
REFERENCES:
patent: 4680245 (1987-07-01), Suematsu et al.
patent: 4686166 (1987-08-01), Kumagai et al.
Harnisch Horst
Raue Roderich
Bayer Aktiengesellschaft
Goodrow John L.
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