Polyimides of bismaleimides and activated methylene compounds

Details Polyimides of bismaleimides and activated methylene compounds Polyimides of bismaleimides and activated methylene compounds

1979-09-24

1981-06-23

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528171, 528174, 528205, 528208, 528228, 528321, 528322, C08G 6926, C08G 7312

Patent

active

042751853

ABSTRACT:
Polyimide polymers of improved physical properties and thermal stability may be prepared by reacting an N,N'-bismaleimide with an activated methylene compound in a nonreactive organic solvent system. The polymers are useful in producing films, moldings, and laminates or other composites.

REFERENCES:
patent: 3634304 (1972-01-01), Suzuki et al.
patent: 3928286 (1975-12-01), Akiyama et al.
patent: 4076697 (1978-02-01), Forgo et al.
Biochemistry, vol. 5, No. 9 (9/66), pp. 2963-2971.
Journal of Organic Chemistry, vol. 26 (1961), pp. 787-789.
Polymer Preprints, vol. 13, No. 2 (8/72), pp. 924-929.

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