Title:
新規な置換ヒドロキシ安息香酸エステル誘導体及びそれを用いた感熱記録材料
Document Type and Number:
Japanese Patent JP7321600
Kind Code:
B2
Abstract:
To provide a thermal recording material with a printed part having a high storage property.SOLUTION: The present invention relates to a novel substituted hydroxybenzoate ester derivative represented by general formula (1) (each symbol in the formula is as defined in the specifications) or a salt thereof, and a thermal recording material comprising the same as a developer. The present invention can provide a thermal recording material in which a non-printed part has high whiteness, the coloring density is excellent, and the printed part has a high storage property.SELECTED DRAWING: None
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Inventors:
Ryoichi Kinishi
Ryozo Ishibashi
Ryozo Ishibashi
Application Number:
JP2022168801A
Publication Date:
August 07, 2023
Filing Date:
October 21, 2022
Export Citation:
Assignee:
Sanko Co., Ltd.
International Classes:
C07C309/74; B41M5/333; C09D5/26; C09D7/41; C09D201/00
Domestic Patent References:
| JP11123876A |
Foreign References:
| WO2018225663A1 | ||||
| WO2013065704A1 |
Attorney, Agent or Firm:
Mitsuyoshi Kamada
Hajime Takashima
Kyoko Doi
Yaeko Tamura
Hirofumi Taima
Atsuko Akai
Tomiya Tosaki
Hajime Takashima
Kyoko Doi
Yaeko Tamura
Hirofumi Taima
Atsuko Akai
Tomiya Tosaki