EP 1153011 A1 20011114 - BIS-STYRYLBIPHENYL COMPOUNDS
Title (en)
BIS-STYRYLBIPHENYL COMPOUNDS
Title (de)
BIS-STYRYL-BIPHENYL-VERBINDUNGEN
Title (fr)
COMPOSES DE BIS-STYRYLBIPHENYLE
Publication
Application
Priority
- EP 00904986 A 20000131
- EP 0000726 W 20000131
- EP 99810119 A 19990211
Abstract (en)
[origin: WO0047550A1] Asymmetrical bis-styrylbiphenyl compounds of formula (1) wherein R1 to R6 are as defined in claim 1, are excellently suitable as optical brighteners, for example for polyesters in the spinning melt.
IPC 1-7
IPC 8 full level
C07C 253/30 (2006.01); C07C 255/50 (2006.01); C07C 255/51 (2006.01); C07C 255/56 (2006.01); C08K 5/00 (2006.01); C08K 5/315 (2006.01); C09B 23/00 (2006.01); C09B 57/00 (2006.01)
CPC (source: EP KR)
C07C 255/51 (2013.01 - EP); C07C 255/56 (2013.01 - EP KR); C08K 5/0041 (2013.01 - EP); C08K 5/315 (2013.01 - EP)
Citation (search report)
See references of WO 0047550A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0047550 A1 20000817; AU 2668000 A 20000829; CN 1364154 A 20020814; EP 1153011 A1 20011114; ID 29984 A 20011025; JP 2002536506 A 20021029; KR 20010101802 A 20011114
DOCDB simple family (application)
EP 0000726 W 20000131; AU 2668000 A 20000131; CN 00803540 A 20000131; EP 00904986 A 20000131; ID 20011865 A 20000131; JP 2000598471 A 20000131; KR 20017009934 A 20010806