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:
Jun. 16, 2020
Filed:
Nov. 12, 2013
Basf SE, Ludwigshafen, DE;
Sebastian Berger, Ann Arbor, MI (US);
Juergen Kaczun, Wachenheim, DE;
Peter Thuery, Ludwigshafen, DE;
Markus Hickl, Mannheim, DE;
Steven Zijlstra, Na Zwolle, NL;
Martin Kaarup Bek, Sint Nicolaasga, NL;
K. Shaun Tranter, Wachenheim, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to polyurethanes (A) being obtainable by reaction of (a) 15% to 70% by weight of di- or polyisocyanate comprising on average from 1 to 10 allophanate groups and on average from 1 to 10 C—C double bonds per molecule, and optionally (b) 0% to 60% by weight of further di- or polyisocyanate, with (c) 5% to 50% by weight of compounds having at least two isocyanate-reactive groups, comprising at least one polycarbonate diol with a molecular weight from 500 to 3000 g/mol weight % ages being based on total polyurethane (A), with the proviso that the total is 100%.