Process for the preparation of coated polymer particles

Details Process for the preparation of coated polymer particles Process for the preparation of coated polymer particles

2006-11-27

2011-10-18

Hartley, Michael G (Department: 1618)

Drug, bio-affecting and body treating compositions

In vivo diagnosis or in vivo testing

Magnetic imaging agent

C424S009300, C424S009320, C424S489000, C424S490000, C424S497000, C435S180000, C427S212000, C427S222000, C427S372200, C427S385500, C428S357000, C428S403000, C428S407000, C428S413000, C525S185000, C525S187000

Reexamination Certificate

active

08038987

ABSTRACT:
A process for the preparation of coated polymer particles containing superparamagnetic crystals, said process comprising reacting porous, surface-functionalized, superparamagnetic crystal-containing polymer particles of diameter 0.5 to 1.8 μm with at least one polyisocyanate and at least one diol or at least one epoxide.

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