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Title:
PRESSURE MEASURING MATERIAL AND PRESSURE MEASURING MATERIAL PRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/149410
Kind Code:
A1
Abstract:
A pressure measuring material having a base material and a pressure-sensitive layer, wherein the pressure-sensitive layer comprises a polymer matrix containing a polymer compound of a molecular weight of 1,000 or more, a microcapsule encapsulating an electron-donating pigment precursor and a solvent, and an electron-accepting compound; the invention also provides a pressure measuring material production method.

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Inventors:
HATTA MASAHIRO (JP)
KAWAKAMI HIROSHI (JP)
Application Number:
PCT/JP2020/001578
Publication Date:
July 23, 2020
Filing Date:
January 17, 2020
Export Citation:
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Assignee:
FUJIFILM CORP (JP)
International Classes:
G01L5/00
Domestic Patent References:
WO2018164080A12018-09-13
WO2018221168A12018-12-06
WO2009008248A12009-01-15
Foreign References:
JPS55103437A1980-08-07
JPS5288380A1977-07-23
US20180104973A12018-04-19
JP2009019949A2009-01-29
JPH05257272A1993-10-08
JPH05257272A1993-10-08
JP2019006244A2019-01-17
Other References:
See also references of EP 3896417A4
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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