Copolymers having magnetic properties

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Nitrogen-containing reactant

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528271, 528331, 528391, 528399, C08G 7300

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active

054080347

ABSTRACT:
The invention provides copolymers having magnetic properties, said copolymers containing aminoaromatic groups, and being based on a structural unit comprising:

REFERENCES:
patent: 4874481 (1989-10-01), Suzuki et al.
patent: 5008041 (1991-04-01), Cameron et al.
patent: 5039785 (1991-08-01), Irwin
patent: 5093439 (1992-03-01), Epstein et al.
patent: 5147968 (1992-09-01), Epstein et al.
Patent Abstracts of Japan, vol. 12, No. 482 (C-553) Dec. 15, 1988 & JP-A-63 199 741 (Mitsui Mining & Smelting Co.) Aug. 18, 1988.
Patent Abstracts of Japan, vol. 13, No. 348 (E-799) Aug. 4, 1989 & JP-A-1 108 780 (Seiko Epson Corp.) Apr. 26, 1989.

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