The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 17, 2006
Filed:
May. 10, 2000
Peter Böhme, Böhla, DE;
Michael Pcolinski, Bloomfield, MI (US);
Udo Rotermund, Ortrand, DE;
Wolf-dieter Habicher, Dresden, DE;
Antje Ziemer, Dresden, DE;
Peter Böhme, Böhla, DE;
Michael Pcolinski, Bloomfield, MI (US);
Udo Rotermund, Ortrand, DE;
Wolf-Dieter Habicher, Dresden, DE;
Antje Ziemer, Dresden, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The invention relates to high-functionality polyether polyols of the general formula where each R'is an unsubstituted or substituted aliphatic or aromatic radical and each R′is an unsubstituted or substituted aliphatic or aromatic radical, H, OH, polyalkyl ether chain or halogen, each X is a polyalkyl ether chain or H, where at least one X is a polyalkyl ether chain, and m is an integer from 0 to 20, where Xm is H when m is 0, and n is an integer from 4 to 12, to processes for preparing such high-functionality polyether polyols and also to the use thereof for preparing polyurethanes and nonionic surfactants.