Color reduction in polyethylene modified by radical initiation

Details Color reduction in polyethylene modified by radical initiation Color reduction in polyethylene modified by radical initiation

2009-09-28

2010-11-02

Harlan, Robert D. (Department: 1796)

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S333700, C525S388000, C526S352000

Reexamination Certificate

active

07825196

ABSTRACT:
Polyethylene modified by using radical initiators such as oxygen and peroxides sometimes has a yellow color which may be reduced or eliminated by incorporating additives such as polyethylene glycol, and/or neutralizing species such as alkali metal stearates, particularly calcium stearate, and zinc oxide.

REFERENCES:
patent: 5962598 (1999-10-01), Mack et al.

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