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:
Apr. 15, 2003
Filed:
Oct. 11, 2001
Knut Oppenländer, Ludwigshafen, DE;
Wolfgang Günther, Mettenheim, DE;
Dietmar Posselt, Heidelberg, DE;
Klemens Massonne, Westheim, DE;
Hans Peter Rath, Grünstadt, DE;
Basf Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The invention relates to polyalkene alcohol polyetheramines of formula R —(CH ) —O—A) —NR R , wherein R represents a polyalkene radical derived from C - to C -alkenes with a number average molecular weight of 300 to 5000, R and R each mean, independently of each other, hydrogen or organic radicals with a total of 400 carbon atoms. A denotes alkylene groups with 2 to 8 C atoms, m is a number from 1 to 200 and n denotes the number 0 or 1. The inventive polyalkene alcohol polyetheramines are suitable for use as carrier oils, detergents and dispersing agents in fuel and lubricant compositions.