Dye imbibition images
    11.
    发明授权
    Dye imbibition images 失效
    DYE IMBIBITION IMAGES

    公开(公告)号:US3723124A

    公开(公告)日:1973-03-27

    申请号:US3723124D

    申请日:1971-03-10

    Inventor: JONES R THOMPSON W

    Abstract: THE PROCESS FOR FORMING MOLECURLARLY DISPERSED DYE IMBIBITION IMAGES OF IMPROVED TONAL QUALITIES AND HANDLING PROPERTIES WHICH COMPRISES (1) TREATING A SUBSTRATE BEARING A SOLID, ORGANIC LAYER HOLDING A MONOLAYER OF POWDER PARTICLES IN IMAGE-WISE CONFIGURATION, SAID POWDER PARTICLES COMPRISING A DYE, WITH VAPORS OF A MATERIAL WHICH IS A SOLVENT FOR SAID DYE AND CAPABLE OF SWELLING THE SURFACE OF SAID SUBSTRATE, MOLECULARLY SAID SOLID, ORGANIC LAYER SAID SUBSTRATE, AND (2) REMOVING SAID SOLID, ORGANIC LAYER WITH A METERIAL WHICH IS A SOLVENT FOR SAID SOLID, ORGANIC LAYER AND A POOR SOLVENT FOR THE SURFACE OF THE SUBSTRATE.

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