Basf Se Corporation

Stefan Kaeshammer

Rolf Pinkos

Michael Hesse

Christoph Sigwart

Stephan Schlitter

Martin Haubner

Regina Vogelsang

Wolfgang Staffel

Alexandra Brand

Ulrich Eiden

Lembit Tuttelberg

A process for preparing an N-vinyl compound by vinylating a compound having at least one nitrogen atom (referred to hereinafter as compound for short) with acetylene, wherein

Method for the vinylation of amides

The present invention relates to a solid, acid catalyst for the preparation of polytetrahydrofuran, polytetrahydrofuran copolymers, diesters or monoesters of these polymers by polymerization of tetrahydrofuran in the presence of at least one telogen and/or comonomer, which has a BET surface area of at least 160 m/g and an acid center density of at least 0.05 mmol/g for pKvalues of from 1 to 6, to a process for preparing it and to a process for the polymerization of cyclic ethers over this catalyst.

Catalyst, its preparation and the polymerization of cyclic ethers over this catalyst

Growing community of inventors

Munich, Georgia

Stefan Kaeshammer