Low-viscosity solutions of alkaline-earth metal alkoxides in aprotic solvents, method for the production of same and use for the production of Ziegler-Natta catalysts

US10544074B2 · kind B2 · utility

Assignee

• ALBEMARLE GERMANY GMBH · DE

Inventors

• Ulrich Wietelmann · Friedrichsdorf, DE
• Ute Emmel · Frankfurt am Main, DE
• Armin Stoll · Schriesheim, DE
• Florian Kiefer · Goslar, DE

Key dates

• Filing date: Aug 12, 2015
• Grant date: Jan 28, 2020
• Expiry date: Jan 9, 2036

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07F3/02
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

One or more concentrated low-viscosity solutions of alkaline earth alkoxide compounds M(OCH2R6)2-a-b(OR7)a[O(CHR8)nOR9]b in mixture with a metal alkyl compound M(R10R11) in an aprotic solvent and related methods are disclosed herein.