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Title:
KRAFT LIGNIN, THERMOSENSITIVE RECORDING DEVELOPER, AND THERMOSENSITIVE RECORDING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2023/276498
Kind Code:
A1
Abstract:
A kraft lignin according to the present invention contains dimethyldisulphide in an amount of 2.5 ppm or less.

Inventors:
MORI YASUO (JP)
ICHIMURA KENTA (JP)
SAITO HAJIME (JP)
YOSHIDA TAKESHI (JP)
SUGIMOTO MASASHIGE (JP)
Application Number:
PCT/JP2022/021347
Publication Date:
January 05, 2023
Filing Date:
May 25, 2022
Export Citation:
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Assignee:
NICCA CHEMICAL CO (JP)
International Classes:
C08H7/00; B41M5/333
Foreign References:
JPS496287B11974-02-13
JPS51109304A1976-09-28
JP2000061449A2000-02-29
JPH05220324A1993-08-31
JP2020104274A2020-07-09
JP2003067713A2003-03-07
JP2020104274A2020-07-09
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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