PREPARATION OF PIGMENT RED 149
    2.
    发明申请
    PREPARATION OF PIGMENT RED 149 审中-公开
    颜料红的制备149

    公开(公告)号:US20100063288A1

    公开(公告)日:2010-03-11

    申请号:US12527706

    申请日:2008-02-18

    IPC分类号: C07D221/18

    摘要: The invention provides a process for preparing N,N′-di(3′,5′-dimethylphenyl) perylenebis(dicarboximide) by reaction of perylene-3,4,9,10-tetracarboxylic dianhydride with 3,5-dimethylaniline in the presence of a secondary or tertiary amine as catalyst, which comprises effecting the reaction in an aqueous reaction medium and in the presence of added seed crystals of N,N′-di(3′,5′-dimethylphenyl) perylenebis(dicarboximide).

    摘要翻译: 本发明提供了在存在下通过苝-3,4,9,10-四羧酸二酐与3,5-二甲基苯胺的反应制备N,N'-二(3',5'-二甲基苯基)苝二(二甲酰亚胺)的方法 的二级或叔胺作为催化剂,其包括在水性反应介质中和在N,N'-二(3',5'-二甲基苯基)苝(二甲酰亚胺)加入的晶种的存在下进行反应。

    Pigment preparation with perylene derivatives as dispersants
    4.
    发明授权
    Pigment preparation with perylene derivatives as dispersants 失效
    用苝衍生物作为分散剂的颜料制备

    公开(公告)号:US5472494A

    公开(公告)日:1995-12-05

    申请号:US266383

    申请日:1994-06-27

    摘要: Pigment preparations contain(a) at least one organic pigment;(b) at least one perylene derivative of the general formula I ##STR1## where A is --O--, --CH.sub.2 -- or --NR.sup.1 --;B.sup.1 and B.sup.2 are independently of each other a chemical bond, --O--, --CH.sub.2 --, --NR.sup.2 --, --S--, --CO--, --SO.sub.2 -- or --SO.sub.2 --NH--;L.sup.1 and L.sup.2 are independently of each other a chemical bond, phenylene or C.sub.1 -C.sub.8 -alkylene;X is --SO.sub.3.sup..crclbar. Ka.sup..sym. ;Y is --CO.sub.2 Ka.sup..sym. ;Z is chlorine or bromine;m is from 0 to 4;n is 0 or 1 and (m+n) is from 1 to 4; andp is from 0 to 4; as dispersant;(c) if desired further customary pigment preparation additives.

    摘要翻译: 颜料制剂含有(a)至少一种有机颜料; (b)至少一种通式I的苝衍生物,其中A是-O-,-CH 2 - 或-NR 1 - ; B1和B2彼此独立地为化学键,-O - , - CH2 - , - NR2-, - S - , - CO - , - SO2-或-SO2-NH-; L1和L2彼此独立地是化学键,亚苯基或C1-C8-亚烷基; X是-SO 3( - )Ka(+); Y为-CO2Ka(+); Z是氯或溴; m为0〜4; n为0或1,(m + n)为1〜4; p为0〜4; 作为分散剂; (c)如果需要,进一步的常规颜料制备添加剂。