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:
Aug. 19, 2025
Filed:
Mar. 10, 2023
Applicant:
Yuki Shingai, Kanagawa, JP;
Inventor:
Yuki Shingai, Kanagawa, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 7/50 (2006.01); B29C 64/35 (2017.01); B33Y 40/20 (2020.01); C09D 7/20 (2018.01); C09D 131/04 (2006.01); C09D 139/06 (2006.01); C11D 7/24 (2006.01); B29C 64/165 (2017.01);
U.S. Cl.
CPC ...
C11D 7/5027 (2013.01); B29C 64/35 (2017.08); B33Y 40/20 (2020.01); C09D 7/20 (2018.01); C09D 131/04 (2013.01); C09D 139/06 (2013.01); C11D 7/241 (2013.01); C11D 7/245 (2013.01); B29C 64/165 (2017.08); C11D 2111/18 (2024.01);
Abstract
A cleaning liquid for excessive powder removal is provided. The cleaning liquid includes a hydrocarbon solvent having an octanol/water partition coefficient (log Pvalue) of 4.5 or more. The cleaning liquid is to remove excessive powder for molding adhering to a solidified object molded using the powder for molding.