Method for the production of polyoxymethylene dialkyl ethers from trioxan and dialkylethers

US7999140B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Eckhard Stroefer · Mannheim, DE
• Heiner Schelling · Ludwigshafen, DE
• Hans Hasse · Kaiserslautern, DE
• Sergej Blagov · Stuttgart, DE

Key dates

• Filing date: Jun 12, 2006
• Grant date: Aug 16, 2011
• Expiry date: Nov 11, 2026

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C41/58
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process for preparing polyoxymethylene dialkyl ethers of the formulaH2m+1CmO(CH2O)nCmH2m+1 where n=2-10,