Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2011-07-12
2011-07-12
Teskin, Fred M (Department: 1762)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S144000, C526S153000, C526S164000, C526S209000
Reexamination Certificate
active
07977437
ABSTRACT:
A process for preparing a polydiene, the process comprising the step of polymerizing conjugated diene monomer in the presence of a dihydrocarbyl ether, where said step of polymerizing employs a lanthanide-based catalyst system.
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Luo Steven
McCauley Kevin M.
Poulton Jason T.
Hooker Meredith
Reginelli Arthur M.
Teskin Fred M
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