EP 0100370 A1 19840215 - Process for producing paper or non-woven fabric.
Title (en)
Process for producing paper or non-woven fabric.
Title (de)
Verfahren zur Herstellung von Papier oder nichtgewebtem Gewebe.
Title (fr)
Procédé de production de papier ou de tissu non-tissé.
Publication
Application
Priority
EP 82106937 A 19820731
Abstract (en)
A process for producing paper or wet non-woven fabric comprising mixing an aqueous anionic polymer solution with an aqueous cationic polymer solution, adding the mixture to a slurry of fiber or pulp, converting the slurry into paper or non-woven fabric by a wet papermaking technique, and drying the paper or non-woven fabric. The paper or non-woven fabric aavantageously has an excellent strength, water resistance, and thermal resistance.
IPC 1-7
IPC 8 full level
D21H 17/34 (2006.01); D21H 17/36 (2006.01); D21H 17/42 (2006.01); D21H 17/44 (2006.01); D21H 17/53 (2006.01); D21H 17/55 (2006.01)
CPC (source: EP)
D21H 17/34 (2013.01); D21H 17/36 (2013.01); D21H 17/42 (2013.01); D21H 17/44 (2013.01); D21H 17/53 (2013.01); D21H 17/55 (2013.01)
Citation (search report)
- FR 2459817 A1 19810116 - DU PONT [US]
- NL 6402888 A 19650920
- US 4218286 A 19800819 - JONES NEWLYN [GB], et al
- WO 8201020 A1 19820401 - SUNDEN O, et al
- US 3677888 A 19720718 - ECONOMOU PETER [US]
- US 3902958 A 19750902 - BREEN DANNY L, et al
- US 4210489 A 19800701 - MARKOFSKY SHELDON B [US]
- FR 2041667 A5 19710129 - PROTEX
- US T881008 I4 19701201
Designated contracting state (EPC)
DE FR GB SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 82106937 A 19820731