发明名称 Thermosensitive image transfer medium
摘要 A thermosensitive image transfer medium consisting of (i) an image transfer sheet having an image transfer layer consisting essentially of a leuco dye, and (ii) an acceptor sheet having an acceptor layer consisting essentially of a color developer which induces color formation in the leuco dye, the color developer being a mixture of a bisphenol derivative of the following formula and a p-hydroxybenzoic acid ester with a melting point of 100 DEG C. or less, and, of the image transfer layer and said acceptor layer, at least one layer containing a porous filler having an oil absorption of 50 ml/100 g or more as measured in accordance with the Japanese Industrial Standard K 5101, <IMAGE> wherein X1 and X2 each represent a lower alkyl group or halogen, R1 and R2 each represent hydrogen or an alkyl group having 1 to 6 carbon atoms, and m and n each represent an integer of 0 through 4.
申请公布号 US4609928(A) 申请公布日期 1986.09.02
申请号 US19830561011 申请日期 1983.12.13
申请人 RICOH COMPANY, LTD. 发明人 KUBO, KEISHI;TAKIGAWA, NOBUHIRO;KAWAMURA, EIICHI
分类号 B41M5/333;B41M5/00;B41M5/392;B41M5/52;(IPC1-7):B41M5/22 主分类号 B41M5/333
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