Heat transfer sheet for color image formation
    9.
    发明授权
    Heat transfer sheet for color image formation 失效
    彩色图像形成用热转印片

    公开(公告)号:US4923846A

    公开(公告)日:1990-05-08

    申请号:US143947

    申请日:1987-12-17

    摘要: The present invention relates to a heat transfer sheet for color image formation comprising dye carrying layers (2a, 2b, 2c) formed on a substrate sheet (1) and respectively having hues of cyan, magenta and yellow. The characteristic feature of this heat transfer sheet resides in a combination of the dye carrying layers with the respective hues having the following color characteristics as evaluated according to the Graphic Arts Technical Foundation:cyan--a hue error of from 10 to 45% and a turbidity of 35% or less or a hue error of from 45 to 60% and a turbidity of 20% or less;magenta--a hue error of from 10 to 35% and a turbidity of 25% or less or a hue error of from 35 to 60% and a turbidity of 10% or less; andyellow--a hue error of 10% or less and a turbidity of 10% or less.