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Title:
RECORDING MATERIAL
Document Type and Number:
Japanese Patent JPH01190486
Kind Code:
A
Abstract:

PURPOSE: To enhance color developability and the stability of a developed color image, in a recording material utilizing color development due to the contact of an electron donating colorless dye with an electron acceptive compound, by containing zinc and nickel salts of a specific salicylic acid derivative as the electron acceptive compound.

CONSTITUTION: As an electron acceptive compound, zinc and nickel salts of a salicylic derivative represented by formula (wherein R1, R2, R3 and R4 are a hydrogen atom., an alkyl group, an alkoxy group, an aryl group or a halogen atom.) are contained. As the salicylic acid derivative, a compound having 13 or more carbon atoms. in total is pref. from a viewpoint of water insolubility and the zinc and nickel salts of the derivative are obtained by reacting an alkali metal salt of the salicylic acid derivative with a zinc compound and a nickel compound simultaneously or separately in a mixture of water and an org. solvent and, as the electron donating colorless dye, there are various compounds such as triphenylmethane phthalide compound, a fluorane compound or the like.


Inventors:
MATSUOKA KATSUMI
IWAKURA KEN
Application Number:
JP1629988A
Publication Date:
July 31, 1989
Filing Date:
January 27, 1988
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
B41M5/333; B41M5/155; (IPC1-7): B41M5/12; B41M5/18
Domestic Patent References:
JPS4814144A
Attorney, Agent or Firm:
萩原 亮一 (外2名)



 
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