Polymer microspheres containing latent colorants and method of preparation
AssigneeEastman Kodak Company
InventorsJeffrey Leon, Tiecheng Qiao, Robert McCovick
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Abstract
The present invention relates to a polymer microsphere comprising at least one polymer and at least one bound latent colorant, wherein the microsphere is stabilized by at least one stabilizing polymer. The invention also includes a method of preparing polymer microspheres comprising combining latent colorant, ethylenically unsaturated monomer, stabilizing polymer, and an initiator in solvent and initiating polymerization to form a polymeric microsphere stabilized by a stabilizing polymer bound to the surface of the polymeric microsphere.
Claims49
A polymer microsphere comprising at least one polymer and at least one bound latent colorant, wherein said microsphere is stabilized by at least one stabilizing polymer.
Dependencies are inferred from the claim text.