C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/232
C08G 69/20 (2006.01) C08G 69/16 (2006.01) C08G 69/40 (2006.01)
Patent
CA 1320791
Abstract Process of preparing modified polyamides endowed with improved mechanical properties, which process resides in polymerizing an W-lactam in the presence of a) a polyisocynate having the isocyanate groups blocked by an ?-lactam, b) a pol-oxy-alkylene-amine, and c) an alkali metal catalyst. A further object of the invention are also the pro- ducts obtained by means of such a process.
587818
Furlan Piero
Pernice Roberto
Talamini Gianpietro
Tonti Sergio
Furlan Piero
Marks & Clerk
Montedipe S.p.a.
Pernice Roberto
Talamini Gianpietro
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