EP 1935972 A1 20080625 - A method for washing a polycarbonate article
Title (en)
A method for washing a polycarbonate article
Title (de)
Verfahren zum Waschen von Polycarbonat-Artikeln
Title (fr)
Procédé de lavage d'un élément polycarbonate
Publication
Application
Priority
EP 06026530 A 20061221
Abstract (en)
The present invention relates to a method for washing a polycarbonate (PC) article, wherein the PC article is washed with an acidic concentrate containing the following components: a) at least one acid and b) at least one compound selected from glycolic acid, benzoic acid, bromoacetic acid, sorbic acid, a peroxy acid, hydrogen peroxide, lactic acid, salicylic acid and capyclic acid.
IPC 8 full level
C11D 3/00 (2006.01); C11D 3/02 (2006.01); C11D 3/20 (2006.01); C11D 3/39 (2006.01); C11D 7/08 (2006.01); C11D 7/26 (2006.01); C11D 11/00 (2006.01)
CPC (source: EP)
C11D 3/042 (2013.01); C11D 3/2075 (2013.01); C11D 3/2086 (2013.01); C11D 3/3947 (2013.01); C11D 3/48 (2013.01); C11D 7/08 (2013.01); C11D 7/265 (2013.01); C11D 2111/18 (2024.01)
Citation (search report)
- [X] US 2003041885 A1 20030306 - HELD THEODORE D [US]
- [X] WO 9800245 A1 19980108 - HENKEL ECOLAB GMBH & CO OHG [DE]
- [X] US 3993575 A 19761123 - HOWANITZ JOSEPH, et al
- [A] EP 1331261 A1 20030730 - WEIGERT CHEM FAB [DE]
- [A] EP 1561801 A1 20050810 - JOHNSON DIVERSEY INC [US]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
EP 1935972 A1 20080625; BR PI0721128 A2 20140401; CN 101568570 A 20091028; CN 101568570 B 20120229
DOCDB simple family (application)
EP 06026530 A 20061221; BR PI0721128 A 20071220; CN 200780047552 A 20071220