Liquid developer

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...

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Details

430114, 430115, 430116, G03G 912, G03G 9125, G03G 9135

Patent

active

059980753

ABSTRACT:
The invention provides the following liquid developers (1)-(5). (1) A liquid developer including a carrier liquid having an aniline point of 80.degree. C. to 100.degree. C.; and at least one compound selected from among Color Index Pigment Yellow 180, Color Index Solvent Yellow 162 and derivatives of these. (2) A liquid developer including a carrier liquid having an aniline point of 80.degree. C. to 100.degree. C.; toner; and at least one compound selected from among salicylic acid metal salt and derivatives thereof. (3) A liquid developer including a carrier liquid having an aniline point of 80.degree. C. to 100.degree. C.; toner; and at least one compound selected from among borate-containing compound and derivatives thereof. (4) A liquid developer including a carrier liquid; at least one compound selected from among an oil-soluble ionic surfactant having alkyl group(s) of at least 20 carbon atoms, and a copolymer of a monomer having a nitrogen-containing group and a long-chain (meth)acrylate; and toner containing at least one compound selected from among Color Index Pigment Yellow 180, Color Index Solvent Yellow 162 and derivatives of these. (5) A liquid developer including a carrier liquid; and toner containing Color Index Pigment Yellow 180 and having volume average particle size of 0.5 .mu.m to 5 .mu.m.

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