Aminomethyl polystyrene resin and preparation process for the same
AssigneeBeadtech Inc.
InventorsYoon-Sik Lee, Sun-Jong Ryoo, Tao-Kyung Lee
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Abstract
The present invention relates to an aminomethyl polystyrene resin wherein aminomethyl group is grafted only on the surface of polystyrene resin, and a preparation process for the same. More particularly, the present invention is directed to a process for preparing aminomethyl polystyrene resin wherein aminomethyl group is grafted only on the surface of polystyrene resin, which comprises a step for grafting amidomethyl group to surface of polystyrene resin and a step for hydrolysis of the amidomethyl group grafted on the surface of polystyrene resin.
Claims6
An aminomethyl polystyrene resin wherein aminomethyl group is grafted only on the surface of polystyrene resin.
A process for preparing aminomethyl polystyrene resin wherein aminomethyl group is grafted only on the surface of polystyrene resin, which comprises:
- i) a step for grafting amidomethyl group to surface of polystyrene resin;
- and
- ii) a step for hydrolysis of the amidomethyl group grafted on the surface of polystyrene resin.
Dependencies are inferred from the claim text.