Global Patent Index - EP 0141641 B1

EP 0141641 B1 19870909 - PROCESS AND COMPOSITIONS FOR SIZING PAPER

Title (en)

PROCESS AND COMPOSITIONS FOR SIZING PAPER

Publication

EP 0141641 B1 19870909 (EN)

Application

EP 84307468 A 19841030

Priority

GB 8329655 A 19831107

Abstract (en)

[origin: EP0141641A2] An aqueous sizing composition can be prepared by mixing into water a concentrate that comprises a substantially anhydrous dispersion of a polyelectrolyte in an organic liquid comprising a solution of a reactive size in a hydrophobic solvent.

IPC 1-7

D21H 3/02; C08J 3/08; C08F 6/20

IPC 8 full level

C08F 6/20 (2006.01); D21H 17/03 (2006.01); D21H 17/14 (2006.01); D21H 17/37 (2006.01); D21H 17/41 (2006.01); D21H 17/56 (2006.01); D21H 19/24 (2006.01)

CPC (source: EP)

D21H 17/41 (2013.01)

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0141641 A2 19850515; EP 0141641 A3 19850612; EP 0141641 B1 19870909; AT E29540 T1 19870915; AU 3499684 A 19850516; AU 580014 B2 19881222; CA 1242054 A 19880920; DE 3466025 D1 19871015; FI 81636 B 19900731; FI 81636 C 19901112; FI 844373 A0 19841107; FI 844373 L 19850508; GB 8329655 D0 19831207; JP S60119298 A 19850626; NO 170769 B 19920824; NO 170769 C 19921202; NO 844415 L 19850508; ZA 848625 B 19851224

DOCDB simple family (application)

EP 84307468 A 19841030; AT 84307468 T 19841030; AU 3499684 A 19841105; CA 467105 A 19841106; DE 3466025 T 19841030; FI 844373 A 19841107; GB 8329655 A 19831107; JP 23593684 A 19841107; NO 844415 A 19841106; ZA 848625 A 19841105