Title:
【発明の名称】感熱記録材料
Document Type and Number:
Japanese Patent JP2764616
Kind Code:
B2
Abstract:
A heat-sensitive recording material wherein a color-forming layer comprising a coupling substance which is usually colorless or light-colored and a developer which gives rise to color in the coupling substance upon heating further contains, as a sensitizer, a tetrahydronaphthalene compound of the following general formula (I): (I) wherein X represents an alkylene group, -O-CO-O-, -O-CO- or -O-R'nY-, n represents 1 or 2, Y represents -O- or -S-, R' represents an alkylene group, and R represents a phenyl, alkylphenyl or tetrahydronaphthyl group.
Inventors:
AKUTSU MITSUO
IWAKURA SHUJI
OOYA KEIJI
IWAKURA SHUJI
OOYA KEIJI
Application Number:
JP18714989A
Publication Date:
June 11, 1998
Filing Date:
July 19, 1989
Export Citation:
Assignee:
ASAHI DENKA KOGYO KK
International Classes:
B41M5/337; (IPC1-7): B41M5/26
Attorney, Agent or Firm:
Arashi Code