EP 0517960 A1 19921216 - Correction fluid for a diazo-based lithographic printing plate.
Title (en)
Correction fluid for a diazo-based lithographic printing plate.
Title (de)
Korrekturflüssigkeit für eine lithographische Diazo-Druckform.
Title (fr)
Fluide de correction pour un cliché lithographique à base d'un colorant diazoique.
Publication
Application
Priority
EP 91201424 A 19910610
Abstract (en)
The present invention provides a correction fluid comprising a mixture of water and a water miscible organic solvent and an inorganic fluoride in a concentration from 0.5% by weight to 4% by weight. The present invention also provides a method for correcting a diazo-based lithographic printing plate having a polyester film support coated with a hydrophillic layer comprising polyvinyl alcohol hardened with a tetraalkyl orthosilicate using said correction fluid.
IPC 1-7
IPC 8 full level
G03F 7/00 (2006.01); B41N 3/08 (2006.01); G03F 7/40 (2006.01)
CPC (source: EP)
B41N 3/08 (2013.01)
Citation (search report)
- [X] FR 2027332 A1 19700925 - KALLE AG
- [A] FR 2098542 A5 19720310 - PERRAGUIN GERARD
- [X] PATENT ABSTRACTS OF JAPAN vol. 11, no. 210 (M-604)(2657) 8 July 1987 & JP-A-62 027 190 ( KONISHIROKU PHOTO IND CO LTD ) 5 February 1987
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR LI LU NL SE
DOCDB simple family (publication)
EP 0517960 A1 19921216; EP 0517960 B1 19950913; DE 69113031 D1 19951019; DE 69113031 T2 19960404; JP H05216246 A 19930827
DOCDB simple family (application)
EP 91201424 A 19910610; DE 69113031 T 19910610; JP 16039192 A 19920526