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公开(公告)号:US20220087910A1
公开(公告)日:2022-03-24
申请号:US17539648
申请日:2021-12-01
Applicant: TOPPAN INC.
Inventor: Yumi HAYASHI
Abstract: A composite particle includes a core particle having a pore and fine fibers inseparably bonded to a surface of the core particle. The fine fibers are at least either cellulose nanofibers or chitin nanofibers.