EP 4202119 A1 20230628 - RECLABLE PAPER OF HIGH WET STRENGTH
Title (en)
RECLABLE PAPER OF HIGH WET STRENGTH
Title (de)
RECYCELBARES PAPIER MIT HOHER NASSFESTIGKEIT
Title (fr)
PAPIER RECYCLABLE À HAUTE RÉSISTANCE À L'ÉTAT HUMIDE
Publication
Application
Priority
EP 21217014 A 20211222
Abstract (en)
There is provided a paper comprising polyamino amide epichlorohydrin (PAE) resin and glyoxylated polyacrylamide (G-PAM), wherein the amount of PAE resin is 0.15-1.75 kg/tonne dry paper.
IPC 8 full level
D21H 21/20 (2006.01); D21H 17/37 (2006.01); D21H 17/52 (2006.01); D21H 17/55 (2006.01); D21H 17/56 (2006.01); D21H 21/18 (2006.01)
CPC (source: EP)
D21H 17/28 (2013.01); D21H 17/375 (2013.01); D21H 17/52 (2013.01); D21H 17/55 (2013.01); D21H 17/56 (2013.01); D21H 21/18 (2013.01); D21H 21/20 (2013.01); D21H 27/10 (2013.01)
Citation (search report)
- [X] US 5427652 A 19950627 - DARLINGTON WILLIAM B [US], et al
- [X] WO 9521298 A1 19950810 - MEAD CORP [US]
- [X] WO 9950500 A1 19991007 - CALLAWAY CORP [US]
- [I] WO 2016085836 A1 20160602 - ECOLAB USA INC [US]
- [I] US 2017314204 A1 20171102 - LU CHEN [US], et al
- [A] WO 2015075318 A1 20150528 - KEMIRA OYJ [FI]
- [A] US 2010269995 A1 20101028 - GUPTA RAKESH KUMAR [US], et al
- [A] WO 0177437 A1 20011018 - SCA HYGIENE PROD AB [SE], et al
- [A] EP 0835957 A2 19980415 - FORT JAMES CORP [US]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 21217014 A 20211222; EP 2022087656 W 20221222