Continuous method for producing highly methylolated melamine...

Details Continuous method for producing highly methylolated melamine... Continuous method for producing highly methylolated melamine...

2005-01-13

2011-10-11

Balasubramanian, Venkataraman (Department: 1624)

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C544S200000

Reexamination Certificate

active

08034929

ABSTRACT:
The invention relates to a process for preparing polymethylolated melamine and polymethylolated melamine compounds polyetherified with alkanol, wherein the methylolation reaction is carried out in a kneading reactor.

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“Kopplungseffekt Knetreaktoren fur kombinierte Prozesse mit festen und hochviskosen Produkten”, Schwenk et al.,Chemietechnik, Bd, 27, Nr. 3, Mar. 1998, pp. 70, 72 and 74.
Ullmann's Encyklopadie der technischen Chemic 4. Aufl., Bd. 7, S. pp. 403-424.

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