Back to results
US 4,847,328 AGranted
Hybrid acrylic star polymers
AssigneeE. I. Du Pont de Nemours and Company
InventorsClyde S. Hutchins, Harry J. Spinelli
Life of this patent
Estimating the term…
Abstract
Hybrid star polymers with functional acrylic arms and crosslinked cores.
Claims4
A hybrid star polymer which comprises
- a. a crosslinked core comprising a condensation polymer, and
- b. attached to the core, at least 5 arms comprising acrylic block polymer chains with functional groups at the end of the chains which is attached to the core, wherein the condensation core polymer is the reaction product of the functional groups on the block polymer chains either with themselves or with added ingredients.
Dependencies are inferred from the claim text.