Articles with hydrophilic coating

Stock material or miscellaneous articles – Composite – Of epoxy ether

Reexamination Certificate

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C427S222000, C428S411100, C428S500000, C428S502000, C428S507000, C428S515000, C428S520000, C428S034300, C428S036500, C521S057000, C524S500000, C524S502000, C524S503000, C524S507000, C524S509000, C524S510000, C524S516000, C524S521000, C524S523000, C524S522000, C524S035000, C604S265000

Reexamination Certificate

active

06866936

ABSTRACT:
A water-based coating composition suitable for preparing hydrophilic surfaces on various articles is provided which includes a supporting polymer having functional moieties capable of undergoing crosslinking reactions, said supporting polymer soluble in or emulsified in an aqueous based medium; and a hydrophilic polymer, said hydrophilic polymer associated with the supporting polymer. The composition is characterized in that, when crosslinked at the functional moieties, the supporting polymer forms a three-dimensional network which substantially minimizes disassociation of the hydrophilic polymer.

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