Process for separating aluminum chloride from silanes

US10584136B2 · kind B2 · utility

Assignee

• Wacker Chemie AG · DE

Inventors

• Andreas Bockholt · Munich, DE
• Konrad Mautner · Burghausen, DE

Key dates

• Filing date: Apr 3, 2017
• Grant date: Mar 10, 2020
• Expiry date: Sep 18, 2037

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2006/80
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Aluminum chloride is separated from a silane mixture containing aluminum chloride by reacting the aluminum chloride with a compound reactive therewith which forms an ionic liquid or solid, and separating the ionic liquid or solid from the now-purified silane.