C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 12/32 (2006.01) C07D 251/56 (2006.01) C07D 251/64 (2006.01)
Patent
CA 2581720
Process for the production of an aqueous stream comprising melamine and aldehyde in which a melamine comprising aqueous stream is contacted with an aldehyde comprising stream, the melamine comprising aqueous stream originating from a melamine plant, and process for the production of an aqueous stream comprising melamine, urea and aldehyde in which a melamine comprising aqueous stream and a urea comprising stream are being contacted with an aldehyde comprising stream, the melamine comprising aqueous stream originating from a melamine plant.
L'invention concerne un procédé de production d'un flux aqueux comprenant de la mélamine et de l'aldéhyde, selon lequel un flux aqueux comprenant de la mélamine est mis au contact d'un flux comprenant de l'aldéhyde, le flux aqueux comprenant de la mélamine provenant d'une unité de fabrication de mélamine. L'invention concerne également un procédé de production d'un flux aqueux comprenant de la mélamine, de l'urée et de l'aldéhyde, selon lequel un flux aqueux comprenant de la mélamine et un flux aqueux comprenant de l'urée sont mis au contact d'un flux comprenant de l'aldéhyde, le flux aqueux comprenant de la mélamine provenant d'une unité de fabrication de mélamine.
de Wit Nora Anna
Duisters Henricus Antonius Maria
Hoving Hendrik Derk
Verschoor Hendrinus Marinus
Dsm Ip Assets B.v.
Smart & Biggar
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