EP 0533005 A2 19930324 - Cellulose ester fibrillar material having additives imbedded on a surface thereof.
Title (en)
Cellulose ester fibrillar material having additives imbedded on a surface thereof.
Title (de)
Fibrillen aus Zelluloseester mit an ihrer Oberfläche eingebetteten Additiven.
Title (fr)
Matérial fibrillaire d'ester cellulosique avec incrustations d'additifs sur sa surface.
Publication
Application
Priority
US 76067491 A 19910916
Abstract (en)
Cellulose ester fibrillar material having additives imbedded in or impregnated upon a surface of said fibrillar material is disclosed herein. The method comprises the steps of: providing a polymer solution or "dope", coagulation liquid, and additive; mixing the polymer solution and coagulation liquid within the attenuation zone of a nozzle; adding the additive to the mixture within the attenuation zone of the nozzle; and thereby forming the fibrillar material.
IPC 1-7
IPC 8 full level
D01F 1/10 (2006.01); D01D 5/06 (2006.01); D01D 5/40 (2006.01); D01F 1/02 (2006.01); D01F 2/28 (2006.01)
CPC (source: EP)
D01D 5/40 (2013.01); D01F 1/02 (2013.01); D01F 2/28 (2013.01)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0533005 A2 19930324; EP 0533005 A3 19930804; JP H07197314 A 19950801
DOCDB simple family (application)
EP 92115235 A 19920905; JP 27228292 A 19920916