Tetracarboxylic acid dianhydride having disiloxane linkage and p

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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528 27, C07F 707

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active

052429172

ABSTRACT:
1-(2,3-Dicarboxyphenyl)-3-(3,4-dicarboxyphenyl)-1,1,3,3-tetramethyldisiloxa ne dianhydride is useful as a curing agent for epoxy resins.

REFERENCES:
K. L. Mittal, "Polyimides," vol. 1, pp. 51-64, Plenum Press, New York, (1984).
R. T. Morrison and R. N. Boyd, "Organic Chemistry," 3rd ed., pp. 374-375, Allyn and Bacon, Inc., Boston (1973).
J. R. Pratt, et al., J. Org. Chem., "Organosilicon Compounds," 38(25), pp. 4271-4274 (1973).

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