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US 5,401,886 AGranted
Fluorinated polymer and monomers
AssigneeE. I. Du Pont de Nemours and Company
InventorZhen-Yu Yang
Life of this patent
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Abstract
Disclosed herein is a partially fluorinated polymer containing cyclic units. The polymer is particularly useful in for coatings and encapsulants. Also disclosed herein is the novel monomer from which the polymer is made, and a novel intermediate for that monomer.
Claims3
A compound of the formula R.sup.1 CF.sub.2 CH.sub.2 OCF.dbd.CFH, wherein R.sup.1 is CF.sub.2 ClCFCl-- or CF.sub.2 .dbd.CF--.
Dependencies are inferred from the claim text.