12.
    发明专利
    未知

    公开(公告)号:SE380815B

    公开(公告)日:1975-11-17

    申请号:SE1482272

    申请日:1972-11-15

    Applicant: HOECHST AG

    Abstract: Process for obtaining transparent polyamides by polycondensation of diamines and dicarboxylic acids, or of their amide-forming derivatives, in a manner known per se and under ordinary conditions, characterized in that: A) mixtures of bis-aminomethyl-norbornane isomers of the formulas ** (see formula) ** B) one or more aliphatic (s) or cycloaliphatic dicarboxylic acid (s) with 2 to 20 carbon atoms or aromatic (s) dicarboxylic acid (s) such as 7 to 20 carbon atoms or mixtures of such acids, As well as C) one or more aliphatic (s) or cycloaliphatic diamine (s) with 2 to 20 carbon atoms or aromatic diamine (s) with 6 to 20 carbon atoms or aromatic-aliphatic diamine (s) ( s) with 7 to 20 carbon atoms, or mixtures of such diamines, O well D) one or more aminocarboxylic acid (s) and/or its lactam (s) or One or more of the diamines mentioned under c) and one or more amino carboxylic acid (s), or their lactam (s). (Machine-translation by Google Translate, not legally binding)

    TRANSPARENT POLYAMIDES AND PROCESS FOR THEIR PREPARATION

    公开(公告)号:ZA728092B

    公开(公告)日:1973-08-29

    申请号:ZA728092

    申请日:1972-11-15

    Applicant: HOECHST AG

    Abstract: Process for obtaining transparent polyamides by polycondensation of diamines and dicarboxylic acids, or of their amide-forming derivatives, in a manner known per se and under ordinary conditions, characterized in that: A) mixtures of bis-aminomethyl-norbornane isomers of the formulas ** (see formula) ** B) one or more aliphatic (s) or cycloaliphatic dicarboxylic acid (s) with 2 to 20 carbon atoms or aromatic (s) dicarboxylic acid (s) such as 7 to 20 carbon atoms or mixtures of such acids, As well as C) one or more aliphatic (s) or cycloaliphatic diamine (s) with 2 to 20 carbon atoms or aromatic diamine (s) with 6 to 20 carbon atoms or aromatic-aliphatic diamine (s) ( s) with 7 to 20 carbon atoms, or mixtures of such diamines, O well D) one or more aminocarboxylic acid (s) and/or its lactam (s) or One or more of the diamines mentioned under c) and one or more amino carboxylic acid (s), or their lactam (s). (Machine-translation by Google Translate, not legally binding)

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