Preparation of denatured bismaleimide di secondary diamine resin

Details Preparation of denatured bismaleimide di secondary diamine resin Preparation of denatured bismaleimide di secondary diamine resin

1990-05-24

1991-12-10

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528170, 528312, 528315, 528318, 528321, 528322, C08G 7312

Patent

active

050719475

ABSTRACT:
A denatured bismaleimide resin of repeating units represented by the following formula (I) and process for preparing same which comprises the Michael addition reaction of a bismaleimide and an aromatic secondary diamine: ##STR1## wherein, n represents an integer of 1 to 3, A represents a divalent group having from 2 to 20 carbon atoms,

REFERENCES:
patent: 3699930 (1972-06-01), Asahara et al.
patent: 3897393 (1975-07-01), Lu

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