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. 22, 2023
Filed:
Oct. 21, 2021
Fujifilm Business Innovation Corp., Tokyo, JP;
Hideaki Yoshikawa, Kanagawa, JP;
Kenji Yao, Kanagawa, JP;
Masahiro Oki, Kanagawa, JP;
Kazusei Yoshida, Kanagawa, JP;
Tetsuya Taguchi, Kanagawa, JP;
FUJIFILM Business Innovation Corp., Tokyo, JP;
Abstract
Resin particles include mother particles containing a biodegradable resin, in which an alkali metal atomic weight A present on a resin particle surface with respect to a total atomic weight present on the resin particle surface, which is measured by an X-ray photoelectron spectroscopy, and an alkali metal atomic weight B present in the resin particles with respect to the total atomic weight present on the resin particles, which is measured by a fluorescent X-ray spectroscopy, satisfy a relationship of 0≤(A/B)<0.15 and 0.005 atomic %≤B≤0.5 atomic %.