C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
6/51, 9/51, 260/
C07D 295/14 (2006.01) D21H 17/17 (2006.01)
Patent
CA 1238324
1-14067/+ A process for sizing paper with anionic hydrophobic sizing agents and cationic retention aids Abstract Anionic sizing agents which are novel reaction pro- ducts of hydrophobic ketene dimers and diamines or oligo- amines are particularly suitable for use, together with commercially available cationic retention aids, in a process for sizing paper or board.
435126
Bernheim Michael
Rohringer Peter
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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