Thermosetting polycondensates containing amide and imide groups,

Details Thermosetting polycondensates containing amide and imide groups, Thermosetting polycondensates containing amide and imide groups,

1981-09-21

1983-05-17

Pertilla, Theodore E.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

428378, 428379, 524233, 524600, 524845, 525926, 525928, 528342, 528353, C08K 534, C08L 7908

Patent

active

043840612

ABSTRACT:
Thermosetting polycondensates containing amide and imide groups which are obtained by reacting 1,2,3,4-butanetetracarboxylic acid or its anhydride with one or more aliphatic, cycloaliphatic or aromatic diamines and one or more oxadicarboxylic acids or oxadicarboxylic acid esters of the general formula

REFERENCES:
patent: 3471444 (1969-10-01), Sherer et al.
patent: 3894114 (1975-07-01), Lohmann et al.
patent: 4008195 (1977-02-01), Ishizuka et al.

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