Ziegler process

Ziegler process

[′zē·glər ‚prä·səs]
(chemical engineering)
A process for the low-pressure linear polymerization of ethylene and stereospecific polymerization of propylene; the product is a high-density polymer or elastomer.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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using the Ziegler process and shown for the first time in various applications.
Eventually Oxy won film markets for HMW material (made by a second Ziegler process), but few blow molders, even though the resin's high ESCR properties acquired an excellent reputation.
Except for the catalyst, production costs are comparable to Ziegler processes.