Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2007-07-03
2007-07-03
Choi, Ling-Sui (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S333800, C525S383000
Reexamination Certificate
active
11299438
ABSTRACT:
A process for improving the melt characteristics of polyethylene resins is provided. The process involves contacting a polyethylene resin powder with a low level of free radical initiator at a temperature below the melting point of the resin.
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Mavridis Harilaos
Scheie Andrew J.
Baracka Gerald A.
Choi Ling-Sui
Equistar Chemicals LP
Heidrich William A.
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