Modified amine hardener systems

Details Modified amine hardener systems Modified amine hardener systems

1982-02-05

1985-02-19

Nielsen, Earl A.

Stock material or miscellaneous articles

Structurally defined web or sheet

Honeycomb-like

428396, 428408, 428417, 528109, C08G 5950, B32B 312

Patent

active

045005826

ABSTRACT:
A resinous hardener system comprising the reaction product of diamino diphenylsulfone compounds and diglycidyl ethers of polyhydric phenols. The hardener system can be incorporated into a variety of epoxy resins for use as improved prepreg or laminating resins, as resin molded castings, and the like.

REFERENCES:
patent: 2909448 (1959-10-01), Schroeder
patent: 2993026 (1961-07-01), Duckworth et al.
patent: 3155743 (1964-11-01), Newey
patent: 3553054 (1971-01-01), Maus
patent: 3963666 (1976-06-01), Schreiber et al.
patent: 3996175 (1976-12-01), Schreiber et al.

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