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Home › Magnetic recording media incorporating a quaternary ammonium functional binder and magnetic pigment surface treated with compound having acidic and electron withdrawing functionalities

Magnetic recording media incorporating a quaternary ammonium functional binder and magnetic pigment surface treated with compound having acidic and electron withdrawing functionalities

US Patent 6139946 · Granted Oct 31, 2000

Estimated economic value: $1,936,000 ⓘ

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