Process for the production of aromatic polyamines

Details Process for the production of aromatic polyamines Process for the production of aromatic polyamines

1972-05-23

1976-01-06

Hines, R. V.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 25AT, 260453AM, C07c 8728

Patent

active

039313204

ABSTRACT:
A process for the production of aromatic polyamines comprising condensing primary or secondary aromatic amines with formaldehyde or a formaldehyde precursor in the presence of an acid catalyst and liberating the polyamines on completion of condensation by the addition of a basically reacting reagent, wherein a mixture containing amine, catalyst, aldehyde, precondensates formed therefrom, and water, issuing from a mixer at a maximum temperature of about 40.degree.C., is separated into

REFERENCES:
patent: 3297759 (1967-01-01), Curtiss et al.

Affiliated with

Also associated with

Rating

Process for the production of aromatic polyamines does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the production of aromatic polyamines, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the production of aromatic polyamines will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2349822