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:
Dec. 03, 2024
Filed:
Dec. 09, 2019
Basf SE, Ludwigshafen am Rhein, DE;
Olivier Fleischel, Ludwigshafen am Rhein, DE;
Michael Praw, Wyandotte, MI (US);
Waldemar Schatz, Lemfoerde, DE;
Bernie Lewis Malonson, Wyandotte, MI (US);
Iran Otero Martinez, Lemfoerde, DE;
Dag Wiebelhaus, Ludwigshafen am Rhein, DE;
BASF SE, , DE;
Abstract
An asphalt composition comprising 0.1 to 10.0 wt.-% monomeric methylene diphenyl diisocyanate (MDI) based on the total weight of the composition, wherein the monomeric MDI is carbodiimide modified and wherein the weight percentage of 4,4'-MDI in the carbodiimide modified monomeric MDI is in the range of from 65 to 85% and the weight percentage of carbodiimide is in the range of from 15 to 35% in the carbodiimide modified monomeric MDI; wherein at least 18% by weight based on the total weight of the composition are particles with a sedimentation coefficient above 5000 Sved in a white spirit solvent.