Global Patent Index - EP 0690355 A1

EP 0690355 A1 19960103 - Humidity-stabilized toners and developers

Title (en)

Humidity-stabilized toners and developers

Title (de)

Gegen Feuchtigkeit stabilisierte Toner und Entwickler

Title (fr)

Toners et révélateurs stabilisés contre l'humidité

Publication

EP 0690355 A1 19960103 (EN)

Application

EP 95420140 A 19950602

Priority

US 25344794 A 19940608

Abstract (en)

Electrophotographic toners and developers having polymeric binder and a charge control agent that is a mixture of a first component having the general structure: <CHEM> and a second component having the general structure: <CHEM> X<1> and X<2> are each H, C1-C5 alkyl, C1-C5 alkoxy, nitro, or halo. R<a> and R<b> are each H, C1-C5 alkyl, C1-C5 alkoxy, nitro, halo, sulfonamido, methylsufonyl, ethylsulfonyl, acetylamino, or benzoylamino. M is Cr, Co, or Fe. n, n', m, and m' are each 1, 2, or 3. Each R<+> is a cation. R<1> and R<2> are each independently, alkyl having from 2 to 18 carbons.

IPC 1-7

G03G 9/097; G03G 9/09

IPC 8 full level

G03G 9/08 (2006.01); G03G 9/09 (2006.01); G03G 9/097 (2006.01)

CPC (source: EP)

G03G 9/091 (2013.01); G03G 9/0975 (2013.01)

Citation (applicant)

Citation (search report)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0690355 A1 19960103; JP H086300 A 19960112

DOCDB simple family (application)

EP 95420140 A 19950602; JP 14173495 A 19950608