Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product
Patent
1988-01-19
1990-04-17
Welsh, J. David
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Radiation-sensitive composition or product
430110, 430904, G03G 1322
Patent
active
049179829
ABSTRACT:
A toner for developing electrostatic images is disclosed which comprises a coloring agent, a styrene homopolymer or copolymer with a vinyl monomer or moners, and polypropylene having a number average molecular weight of about 3000 to 4000 in an amount between about 0.02 and 40 parts by weight per 100 parts by weight of the styrene homopolymer or copolymer.
REFERENCES:
patent: 3510338 (1970-05-01), Varron
patent: 3577345 (1971-05-01), Jacknow
patent: 3676350 (1972-07-01), Wright
patent: 3736257 (1973-05-01), Miller
patent: 3964903 (1976-06-01), Van Besauw
patent: 4099968 (1978-07-01), Scouten
Sato Masayuki
Tarumi Noriyoshi
Tomono Makoto
Bierman Jordan B.
Konishiroku Photo Industry Co,., Ltd.
Welsh J. David
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