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:
Sep. 10, 2024
Filed:
Jan. 11, 2022
Applicant:
Ask Chemicals Llc, Wilmington, DE (US);
Inventors:
Assignee:
ASK Chemicals LLC, Wilmington, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
B22C 1/02 (2006.01); B22C 1/22 (2006.01);
U.S. Cl.
CPC ...
B22C 1/02 (2013.01); B22C 1/2273 (2013.01);
Abstract
An amount of a halloysite clay, used as an additive in a foundry mix composition having a polyurethane-based binder system, reduces the amount of smoke emitted when molds and cores formed from the composition are exposed to molten metal, as compared to when the halloysite clay is not used.