EP 0652323 B1 19980325 - Sizing agent for paper, either for surface sizing or mass sizing
Title (en)
Sizing agent for paper, either for surface sizing or mass sizing
Title (de)
Leimungsmittel für die Oberflächen- und Masseleimung von Papier
Title (fr)
Agent d'encollage du papier pour l'encollage superficiel ou dans la masse
Publication
Application
Priority
DE 4338352 A 19931110
Abstract (en)
[origin: EP0652323A1] The invention relates to a sizing agent (size) for surface and bulk sizing which comprises an aqueous dispersion of colophony resin with starch and a naphthalenesulphonic acid-formaldehyde condensate, and to a process for the preparation of this agent in which the colophony resin is mixed with the other constituents at high shear rates.
IPC 1-7
IPC 8 full level
D21H 17/28 (2006.01); D21H 17/48 (2006.01); D21H 17/62 (2006.01)
CPC (source: EP)
D21H 17/28 (2013.01); D21H 17/48 (2013.01); D21H 17/62 (2013.01)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI MC NL PT SE
DOCDB simple family (publication)
EP 0652323 A1 19950510; EP 0652323 B1 19980325; AT E164405 T1 19980415; DE 4338352 A1 19950511; DE 59405516 D1 19980430; DK 0652323 T3 19980602; ES 2117186 T3 19980801; FI 945275 A0 19941109; FI 945275 A 19950511; GR 3026502 T3 19980731; NO 304800 B1 19990215; NO 943889 D0 19941014; NO 943889 L 19950511; SI 0652323 T1 19980630
DOCDB simple family (application)
EP 94116771 A 19941025; AT 94116771 T 19941025; DE 4338352 A 19931110; DE 59405516 T 19941025; DK 94116771 T 19941025; ES 94116771 T 19941025; FI 945275 A 19941109; GR 980400685 T 19980403; NO 943889 A 19941014; SI 9430125 T 19941025