Copolymers having magnetic properties

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

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528210, 528271, 528327, 528331, 528391, 528399, C08G 7300

Patent

active

058440690

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

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patent: 5093439 (1992-03-01), Epstein et al.
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Paten Abstracts Of Japan, vol. 12, No. 482 (c-553) Dec. 15, 1988 for JP-A-63-199741 (Mitsui Mining & Smelting Co.) Aug. 18, 1988.
Patent Abstracts Of Japan, vol. 13, No. 348 (E-799) Aug. 4, 1989 for JP-A-1-108780 (Seiko Epson Corp.) Apr. 26, 1989.

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