公开(公告)号：US11975113B2

公开(公告)日：2024-05-07

申请号：US16642887

申请日：2018-08-31

Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Tetsushi Taguchi ,  Akihiro Nishiguchi

IPC: A61L15/32 ,  A61F13/02 ,  A61L31/04

CPC classification number: A61L15/32 ,  A61F13/02 ,  A61L31/045

Abstract: A wound dressing material includes a particle having a crosslinked gelatin derivative, the gelatin derivative having the structure represented by the following formula (1):

GltnNH—CHR1R2  (1)

wherein “Gltn” represents a gelatin residue, R1 represents an alkyl group having 1-17 carbon atoms, and R2 represents a hydrogen atom or an alkyl group having 1-17 carbon atoms, and the particle having a particle size ranging from 1 to 1,000 μm.