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US Patent Number
6143940
Publication Date
11-7-2000
Abstract
The invention includes a process of making a wax composition including: a process for making a heavy wax composition including the steps of (1) contacting a waste plastics feed containing primarily polyethylene in a pyrolysis zone at sub-atmospheric pressure, whereby at least a portion of the waste plastics feed is cracked, thereby forming a pyrolysis zone effluent including 1-olefins and n-paraffins; and (2) passing the pyrolysis zone effluent to a hydrotreating zone, for contacting with a hydrotreating catalyst at catalytic conditions.
Assignees
Chevron U.S.A. Inc., San Francisco, Calif., University of Kentucky Research Foundation, Lexington, Ky.
Application Number
09/223,227
Filing Date
12/30/1998
Recommended Citation
Miller, Stephen J.; Huffman, Gerald P.; and Shah, Naresh, "Method for Making a Heavy Wax Composition" (2000). Chemical and Materials Engineering Faculty Patents. 23.
https://uknowledge.uky.edu/cme_patents/23
