Formaldehyde → Melamine urea

HRID 1381083

Reaktionsgleichung

Reaktionsgleichung von HRID 1381083
[N:1]1[C:8]([NH2:9])=[N:7][C:5]([NH2:6])=[N:4][C:2]=1[NH2:3].[NH2:10][C:11]([NH2:13])=[O:12].C=O>>[NH2:10][C:11]([NH2:13])=[O:12].[N:1]1[C:8]([NH2:9])=[N:7][C:5]([NH2:6])=[N:4][C:2]=1[NH2:3]

Komponenten

4

Edukt 3

HCID 712FormaldehydeHCID 1176UreaHCID 7955Melamine

Produkt 1

HCID 21896498Melamine ureaAusbeute 96 %

Versuchsvorschrift

Melamine (63 parts), 180 parts of urea and 629 parts of 37.2% formalin were reacted at a pH of 10.3. The reaction mixture was dehydrated under reduced pressure to give about 640 parts (yield about 96%) of a melamine urea cocondensate resin having an involatile content of 70 %.

Quellen und Nachweise

ORD-Eintrag
ord-eab0a5d5b94d4d1c93171541b7cc8af5
Quelldatensatz
uspto-grants-1986_04
Patentnummer
US04585703

Verknüpfte Notizen

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