Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1985-12-11
1987-01-20
Raymond, Richard L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549235, C07D30777, C07D49304
Patent
active
046380728
ABSTRACT:
Di-substituted maleic anhydride compounds are disclosed of the structural formula ##STR1## wherein R and R.sup.1 are selected from the group consisting of aliphatic and phenyl moieties, and R.sup.2 is a divalent aromatic moiety. Polyamide-imide polymers, polyimide polymers and vinyl copolymers derived therefrom are also disclosed.
REFERENCES:
Edwards et al., Chemical Abstracts, vol 73 (1970) 25170a.
Gruetzmacher et al., Chemical Abstracts, vol. 93 (1980) 95,043y.
Sargent et al., J. Chem. Soc. (1964) p. 5544.
Behrend Steven J.
Fields Ellis K.
Winzenburg Mark L.
Henes James R.
Magidson William H.
McClain William T.
Raymond Richard L.
Standard Oil Company (Indiana)
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