Process for preparing perfluoroalkyl vinyl ether copolymer...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

Reexamination Certificate

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Reexamination Certificate

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07459512

ABSTRACT:
Disclosed herein are a novel perfluoroalkyl vinyl ether compound, a process for preparing a copolymer by using the perfluoroalkyl vinyl ether compound, and an optical plastic material comprising a copolymer prepared by the process. More specifically, the perfluoroalkyl vinyl ether has a particular molecular structure; the process is performed by copolymerizing the perfluoroalkyl vinyl ether compound with a common fluorinated olefin in the presence of a perfluorinated radical initiator; and, the optical plastic material comprises a copolymer prepared by the process and optionally a dopant.

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Hill, J.T., “Abstract—Octafluoroisobutylene epoxide derivatives”, Journal of Fluorine Chemistry, Feb. 1977, vol. 9, Issue 2, pp. 97-112.

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