Title:
MICROCAPSULE AND MICROCAPSULE-CONTAINING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2019/171959
Kind Code:
A1
Abstract:
Provided are: a microcapsule which has both pressure responsiveness and sustained release properties of slowly releasing the internal contents; and a microcapsule-containing composition. A microcapsule which contains, as a shell material for a shell that internally contains a core, a polyurethane or polyurea that has a structure derived from a tri- or higher functional aliphatic isocyanate compound and at least one structure selected from among a structure derived from a bifunctional aliphatic isocyanate compound and a structure derived from a bifunctional aromatic isocyanate compound; and a microcapsule-containing composition.
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Inventors:
TANAKA SATOSHI (JP)
NAKAGAWA YUKI (JP)
NAKAGAWA YUKI (JP)
Application Number:
PCT/JP2019/006372
Publication Date:
September 12, 2019
Filing Date:
February 20, 2019
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
C11D3/50; A61K8/11; A61K8/84; A61K8/87; A61Q5/00; A61Q13/00; C11D3/37
Domestic Patent References:
| WO2017135087A1 | 2017-08-10 | |||
| WO2017099946A1 | 2017-06-15 |
Foreign References:
| JP2013530825A | 2013-08-01 | |||
| JP2014526954A | 2014-10-09 | |||
| JP2014507433A | 2014-03-27 | |||
| JPS60222866A | 1985-11-07 | |||
| JPS60222868A | 1985-11-07 | |||
| JPS60222869A | 1985-11-07 | |||
| JPS60222870A | 1985-11-07 | |||
| JP2017520400A | 2017-07-27 |
Attorney, Agent or Firm:
NAKASHIMA Junko et al. (JP)
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