申请人:Fuji Photo Film Co., Ltd.
公开号:US04792542A1
公开(公告)日:1988-12-20
A recording material is described comprising an electron donating colorless dye, an electron accepting compound, and at least one compound represented by formula (I), (II), or (III) Ar.sub.1 O--R--SAr.sub.2 (I) Ar.sub.1 S--R--SAr.sub.2 (II) Ar.sub.1 S--R--X--Ar.sub.2 (III) wherein Ar.sub.1 and Ar.sub.2 each represents a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic ring, R is a divalent group containing from 1 to 10 carbon atoms, and X represents --COO-- group or ##STR1## group.
描述了一种记录材料,包括一个电子给体无色染料,一个电子受体化合物,以及至少一种由公式(I),(II)或(III)表示的化合物:Ar.sub.1 O--R--SAr.sub.2 (I) Ar.sub.1 S--R--SAr.sub.2 (II) Ar.sub.1 S--R--X--Ar.sub.2 (III),其中Ar.sub.1和Ar.sub.2分别表示取代或未取代的芳基或取代或未取代的杂环,R是一个含有1到10个碳原子的二价基团,X表示--COO--基团或##STR1##基团。