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:
Nov. 03, 2020
Filed:
Mar. 10, 2016
Basf SE, Ludwigshafen am Rhein, DE;
Andre Kamm, Bohmte, DE;
Hans-Josef Thomas, Korschenbroich, DE;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
The present invention relates to a process for preparing a polyurethane, comprising the reaction of a composition (Z1) at least comprising a compound (P1) reactive toward isocyanates, and a composition (Z2) at least comprising a polyisocyanate, wherein compound (P1) is obtained by the reaction of at least one polyepoxide with a compound (V1) selected from the group consisting of polyetheramines and polyetherols. The present invention further relates to polyurethanes obtained by such a process, and to the use of a polyurethane of the invention for coating of pipelines, as a 'field joint' or of subsea equipment, for example 'christmas trees', for the offshore sector, and as a glass-syntactic polyurethane.