公开(公告)号：FI873312A0

公开(公告)日：1987-07-29

申请号：FI873312

申请日：1987-07-29

Applicant: BASF AG

Inventor： WEBERNDOERFER VOLKMAR ,  FREUDENBERG ENRIQUE ,  DEGEN HANS-JUERGEN ,  RIEBELING ULRICH

IPC: C08F220/56 ,  C08L33/26 ,  C08L33/24 ,  D21H17/03 ,  D21H17/17 ,  D21H17/37 ,  D21H17/45 ,  C08F

Abstract: Engine sizes for paper are based on aqueous emulsions of C14-C20-alkyl diketenes and cationic copolymers of (a) from 40 to 99% by weight of acrylamide and/or methacrylamide, (b) from 1 to 40% by weight of an unsubstituted or substituted N-vinylimidazoline and (c) from 0 to 30% by weight of an unsubstituted or substituted N-vinylimidazole.