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:
May. 14, 2024
Filed:
Feb. 26, 2020
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Xiaowei Tong, Sugar Land, TX (US);
Jennifer L. Sorrells, Houston, TX (US);
Elizabeth Balapitiya, Missouri City, TX (US);
Ravindranath Mukkamala, Sugar Land, TX (US);
Assignee:
ECOLAB USA Inc., St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/20 (2006.01); C08L 95/00 (2006.01);
U.S. Cl.
CPC ...
C08L 95/00 (2013.01); C08J 3/203 (2013.01); C08J 2395/00 (2013.01); C08L 2555/32 (2013.01); C08L 2555/50 (2013.01); C08L 2555/60 (2013.01);
Abstract
Scavenging compounds and compositions useful in reducing sulfide emissions from asphalt, such as polymer-treated asphalt, are disclosed. The scavenger compositions may include sulfide-scavenging agents. The scavenger compositions also include a metal-containing compound and optionally a solvent. Any of the compositions, sulfide-scavenging agents and metal-containing compounds may be anhydrous. Methods of using the compositions to reduce hydrogen sulfide emissions from asphalt are also disclosed.