Polymerization of macrocyclic polyester oligomers using...

Details Polymerization of macrocyclic polyester oligomers using... Polymerization of macrocyclic polyester oligomers using...

2005-11-09

2009-06-23

Cain, Edward J (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C524S779000, C528S279000, C528S282000

Reexamination Certificate

active

07550531

ABSTRACT:
Metal amide and metal alkoxide species have been found to catalyze the ring opening polymerization of macrocyclic polyester oligomers. The catalysts provide rapid polymerization, high monomer conversion, high molecular weight, and a mechanically sound material.

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