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:
Jul. 05, 2022
Filed:
Nov. 25, 2019
Applicant:
Exxonmobil Technology and Engineering Company, Annandale, NJ (US);
Inventors:
Jonathan D. Webb, Bridgewater, NJ (US);
Nadjib Boussad, Bois-Guillaume, FR;
Katherine L. Sokol, Sarnia, CA;
Patrick Brant, Seabrook, TX (US);
Assignee:
ExxonMobil Technology and Engineering Company, Annandale, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 95/00 (2006.01); C08J 3/00 (2006.01);
U.S. Cl.
CPC ...
C08L 95/00 (2013.01); C08J 3/005 (2013.01); C08J 2395/00 (2013.01); C08J 2423/16 (2013.01);
Abstract
Modified asphalts and methods for producing the same are disclosed. The modified asphalts can include asphalt having a T5 boiling point of 400° C. or more, an olefin compound, and an acid promoter. The modified asphalt can include at least a portion of the olefin compound chemically grafted to at least a portion of the asphalt. The method can include exposing the asphalt, olefin compound, and acid promoter to a temperature of about 160° C. or more.