2.
    发明专利
    未知

    公开(公告)号:FI70090B

    公开(公告)日:1986-01-31

    申请号:FI820040

    申请日:1982-01-07

    Applicant: HOECHST AG

    Abstract: A two-component diazotype material, composed of a support and a light-sensitive layer which is applied thereto and contains a polymeric binder, a diazonium salt, a coupler, an acid stabilizer and conventional additives, wherein the support is a biaxially oriented polyester film and the polymeric binder comprises a mixture of about 10-60 percent by weight of a polymer or copolymer of vinyl acetate, for example, a copolymer of vinyl acetate and crotonic acid, and about 40-90 percent by weight of a cellulose ester, such as cellulose acetopropionate, cellulose acetobutyrate, cellulose propionate or cellulose butyrate.

    6.
    发明专利
    未知

    公开(公告)号:NO840851L

    公开(公告)日:1984-09-10

    申请号:NO840851

    申请日:1984-03-06

    Applicant: HOECHST AG

    Abstract: Disclosed is a two-component diazotype material comprising a support and a light-sensitive layer containing (a) at least one diazonium compound derived from p-phenylenediamine and carrying a basic heterocyclic radical in the 4-position and ether groups in the 2- and 5-positions, (b) a coupler component, and (c) an acid stabilizer, the diazonium compound being present in the form of a benzenesulfonate or toluenesulfonate. The disclosed materials have a good storability and are easily developed.

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