EP 0077005 B1 19861008 - PATTERNED DRY LAID FIBROUS WEB PRODUCTS OF ENHANCED ABSORBENCY
Title (en)
PATTERNED DRY LAID FIBROUS WEB PRODUCTS OF ENHANCED ABSORBENCY
Publication
Application
Priority
US 30901581 A 19811005
Abstract (en)
[origin: EP0077005A1] A method of improving absorbency of air laid bonded fibrous cellulosic webs and tissue, towel and napkin products resulting therefrom comprising the step of imprinting at least one surface of the fibrous web (39) between a pair of cylindrical rolls (42) under a pressure of at least 100 pounds/lineal inch, the compacted area (51) of each imprinted web (50) surface being at least 40%, preferably at least 50%, of the total imprinted surface. In the preferred embodiment of the method, the fibrous web is first wetted with water, the imprinting step then being conducted with imprinting means heated to about 140 to about 180 DEG C.
IPC 1-7
IPC 8 full level
A61F 13/472 (2006.01); A47L 13/16 (2006.01); A61F 13/15 (2006.01); B41M 5/26 (2006.01); D06Q 1/00 (2006.01); D21H 27/00 (2006.01)
CPC (source: EP)
A47L 13/16 (2013.01); D21H 5/2671 (2013.01); D21H 25/00 (2013.01); D21H 27/00 (2013.01); D21H 27/02 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0077005 A1 19830420; EP 0077005 B1 19861008; AT E22713 T1 19861015; CA 1193919 A 19850924; DE 3273640 D1 19861113; DK 439282 A 19830406; JP S58144197 A 19830827
DOCDB simple family (application)
EP 82109199 A 19821005; AT 82109199 T 19821005; CA 412745 A 19821004; DE 3273640 T 19821005; DK 439282 A 19821004; JP 17409882 A 19821005