Compositions – Magnetic – With wax – bitumen – resin – or gum
Patent
1984-01-19
1986-03-18
Demers, Arthur P.
Compositions
Magnetic
With wax, bitumen, resin, or gum
360134, 427128, 4284259, 428900, C04B 3504, H01F 100
Patent
active
045767262
ABSTRACT:
A magnetic coating composition comprising a modified polyurethane resin containing hydroxyl groups at a high concentration, a magnetic powder and, when required, a polyfunctional isocyanate compound.
REFERENCES:
patent: 3574684 (1971-04-01), Higashi
patent: 4286022 (1981-08-01), Virmillion et al.
patent: 4370383 (1983-01-01), Kawahara
patent: 4420601 (1983-12-01), Kuroda et al.
Ozaki Yuzo
Watanabe Masato
Demers Arthur P.
Toyo Tire & Rubber Company Limited
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