C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/527.1, 260/5
C07C 231/02 (2006.01) C07C 57/12 (2006.01) C07C 233/05 (2006.01) C07C 235/06 (2006.01)
Patent
CA 2019830
The present invention relates to a method of producing symmetrically structured difatty acid diamines by reacting mixtures of fatty acids or their esters with diamines, isolating the symmetrical difatty acid diamides from the reaction mixture by making use of their different solubilities and concentrating them by recrystallisation if necessary.
Ach Alexander
Best Bernd
Frische Rainer
Gross-Lanhert Renate
Schneider Judith
Ach Alexander
Best Bernd
Dr. Frische Gmbh
Frische Rainer
Gross-Lanhert Renate
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