Title:
METHOD FOR PREPARING SUPRAMOLECULAR HYDROGEL, AND APPLICATION AS BIOMATERIAL
Document Type and Number:
WIPO Patent Application WO/2023/190243
Kind Code:
A1
Abstract:
The present invention provides a polyrotaxane having a chemical structure in which an axial molecule represented by formula (2) passes through a cyclodextrin ring in a compound represented by formula (1). In formula (1), CD denotes a cyclodextrin ring, L2 denotes a divalent organic group, L3 denotes an ethylene group or propylene group, RA denotes a hydrogen atom or a C1-6 alkyl group, and m denotes an integer between 0 and 35. However, if L2 and N are connected by a double bond, RA is not present. In formula (2), R denotes a hydrocarbon group that is larger than the inner diameter of the cyclodextrin ring, X denotes a divalent organic group, and a denotes an integer between 100 and 1000.
Inventors:
AOYAMA SEKIYA RURIKO (JP)
WATANABE JUN (JP)
YUI NOBUHIKO (JP)
TAMURA ATSUSHI (JP)
ARISAKA YOSHINORI (JP)
WATANABE JUN (JP)
YUI NOBUHIKO (JP)
TAMURA ATSUSHI (JP)
ARISAKA YOSHINORI (JP)
Application Number:
PCT/JP2023/011993
Publication Date:
October 05, 2023
Filing Date:
March 24, 2023
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
UNIV NAT CORP TOKYO MEDICAL & DENTAL (JP)
UNIV NAT CORP TOKYO MEDICAL & DENTAL (JP)
International Classes:
C08L71/02; A61L31/06; A61L31/14; C08L5/16
Domestic Patent References:
| WO2017188257A1 | 2017-11-02 | |||
| WO2015025815A1 | 2015-02-26 | |||
| WO2002002159A1 | 2002-01-10 | |||
| WO2016006413A1 | 2016-01-14 | |||
| WO2005080469A1 | 2005-09-01 |
Foreign References:
| JP2021176932A | 2021-11-11 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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