Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Patent
1995-06-07
1996-11-12
Chapman, Mark
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
430 97, 430137, G03G 900
Patent
active
055738818
ABSTRACT:
A toner composition for electrophotography comprises at least a binder, a coloring agent and optionally a low molecular weight wax in an amount ranging from 0.5 to 20 parts by weight per 100 parts by weight of the binder as essential components wherein the binder comprises, as a principal component, a resin mixture prepared by heating a resin solution comprising a styrene resin and a block copolymer which comprises blocks derived from at least one member selected from ethylenic hydrocarbons and conjugated diene hydrocarbons and blocks derived from styrene and/or a hydrogenated product thereof in an amount ranging from 0.1 to 20 parts by weight per 100 parts by weight of the styrene resin to remove the solvent. The low molecular weight wax may be included in the binder.
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Patent Abstracts of Japan, vol. 7, No. 113 (P-197)[1258], 18 May 1983 & JP-A-58 33 263.
Patent Abstracts of Japan, vol. 12, No. 266 (P-735)[3113], 26 Jul. 1988; & JP-A-63 50 858.
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Database WPIL, No. 86-077822, Derwent Publications Ltd., London, GB.
Akiyama Hiromi
Hirayama Nobuhiro
Kawasaki Shoji
Sato Hisatomo
Uchiyama Kenji
Chapman Mark
Mitsui Toatsu Chemicals Inc.
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