EP 1016932 A1 20000705 - Toners and/or toner mixtures
Title (en)
Toners and/or toner mixtures
Title (de)
Toner und/oder Toner-Mischungen
Title (fr)
Révélateurs et/ou mélanges de révélateurs
Publication
Application
Priority
DE 19857912 A 19981216
Abstract (en)
Toners and/or toner mixtures contain a pyrogenic alumina-silica mixed oxide.
Abstract (de)
Toner und/oder Toner-Mischungen enthalten pyrogen hergestelltes Aluminiumoxid-Siliciumdioxid-Mischoxid. Dieses kann gegebenenfalls oberflächenmodifiziert sein.
IPC 1-7
IPC 8 full level
G03G 9/08 (2006.01); G03G 9/097 (2006.01)
CPC (source: EP US)
G03G 9/09708 (2013.01 - EP US); G03G 9/09716 (2013.01 - EP US)
Citation (search report)
- [DX] GB 2296915 A 19960717 - DEGUSSA [DE]
- [X] DE 3707226 A1 19880915 - WACKER CHEMIE GMBH [DE]
- [A] DE 4202694 C1 19930701
Designated contracting state (EPC)
BE DE FR GB IT NL
DOCDB simple family (publication)
EP 1016932 A1 20000705; EP 1016932 B1 20030507; DE 19857912 A1 20000706; DE 59905437 D1 20030612; JP 2000181130 A 20000630; JP 4263325 B2 20090513; US 6197469 B1 20010306; US 6303256 B1 20011016
DOCDB simple family (application)
EP 99121453 A 19991028; DE 19857912 A 19981216; DE 59905437 T 19991028; JP 35466999 A 19991214; US 46175299 A 19991216; US 70386400 A 20001102