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:
Jan. 21, 2025
Filed:
Apr. 17, 2024
Applicant:
Cabot Corporation, Boston, MA (US);
Inventors:
Lang H. Nguyen, Lowell, MA (US);
Kavita K. Pai, Nashua, NH (US);
Steven Jacobs, Edgartown, MA (US);
Tianqi Liu, Boxborough, MA (US);
Melissa J. Monello, Waltham, MA (US);
Angelica M. Sanchez Garcia, Somerville, MA (US);
Zhangliang Gui, Shanghai, CN;
Takashi Umehara, Yokohama, JP;
Assignee:
Cabot Corporation, Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/141 (2006.01); C09D 7/40 (2018.01); C09D 7/61 (2018.01); C09D 133/04 (2006.01); C09D 175/04 (2006.01); D06M 11/79 (2006.01);
U.S. Cl.
CPC ...
C01B 33/1417 (2013.01); C09D 7/61 (2018.01); C09D 7/70 (2018.01); C09D 133/04 (2013.01); C09D 175/04 (2013.01); D06M 11/79 (2013.01); C01P 2006/10 (2013.01); C01P 2006/12 (2013.01); C01P 2006/82 (2013.01); D06M 2200/12 (2013.01);
Abstract
An aqueous hydrophobic silica dispersion includes a hydrophilic particulate silica, a hydrophobic particulate silica having a methanol number of at least 60, and a dispersant having at least one cationic or cationizable group and an HLB ratio of 2 to 20.