Title:
SOLID WRITING BODY AND SOLID WRITING BODY SET USING SAME
Document Type and Number:
WIPO Patent Application WO/2015/190454
Kind Code:
A1
Abstract:
[Problem] To provide a solid writing body having excellent color changeability of the writing and exceptional stability over time after color change. [Solution] A solid writing body characterized in including a reversible thermochromic microcapsule pigment, a vehicle material, and a filler, the heat capacity (Q1) corresponding to the vehicle material being 2.6-30.0 J/g when the solid writing body is subjected to heat capacity analysis.
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Inventors:
TOZUKA TARO (JP)
Application Number:
PCT/JP2015/066551
Publication Date:
December 17, 2015
Filing Date:
June 09, 2015
Export Citation:
Assignee:
PILOT CORP ALSO TRADING AS PILOT CORP KK (JP)
International Classes:
C09D13/00; B43K19/00; B43K19/02; B43K29/02; B43L19/00; C09K9/02
Domestic Patent References:
| WO2013061814A1 | 2013-05-02 |
Foreign References:
| JP2009166310A | 2009-07-30 | |||
| JP2008291048A | 2008-12-04 | |||
| JP2014051537A | 2014-03-20 | |||
| JP2014051536A | 2014-03-20 |
Attorney, Agent or Firm:
KATSUNUMA Hirohito et al. (JP)
Katsunuma Hirohito (JP)
Katsunuma Hirohito (JP)
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