The Procter & Gamble Company
Method for purifying reclaimed polyethylene

Last updated:

Abstract:

A method for purifying a reclaimed polyethylene is disclosed. In one embodiment, the method involves obtaining reclaimed polyethylene, contacting the reclaimed polyethylene with a first fluid solvent to produce an extracted reclaimed polyethylene; then dissolving the extracted reclaimed polyethylene in a solvent to produce a first solution comprising polyethylene. The first solution is settled and then filtered. A purer polyethylene is separated from the resulting solution.

Status:
Grant
Type:

Utility

Filling date:

28 May 2019

Issue date:

9 Mar 2021