FLUORESCENT WHITENING NANOPARTICLES
    28.
    发明申请
    FLUORESCENT WHITENING NANOPARTICLES 审中-公开
    荧光白度纳米颗粒

    公开(公告)号:WO2009019135A1

    公开(公告)日:2009-02-12

    申请号:PCT/EP2008/059678

    申请日:2008-07-24

    CPC classification number: C07F7/1836 C07B2200/11

    Abstract: The invention relates to functionalized nanoparticles comprising on the surface a covalently bound radical of formula (I), wherein the nanoparticles are SiO 2 , AI 2 O 3 or mixed SiO 2 and AI 2 O 3 nanoparticles, R 1 and R 2 are independently of each other hydrogen; C 1 -C 25 alkyl which may be interrupted by -O- or -S-; C 2 -C 24 alkenyl; phenyl; C 7 -C 9 phenylalkyl; -OR 5 ; formula (II); formula (III); or formula (IV), R 5 is hydrogen; C 1 -C 25 alkyl which may be interrupted by -O- or -S-; C 2 -C 24 alkenyl; phenyl;C 7 -C 9 phenylalkyl;formula (V); or the nanoparticle surface, R 6 and R 7 independently of each other are hydrogen; C 1 -C 25 alkyl which may be interrupted by -O- or -S-; C 2 -C 24 alkenyl; phenyl; C 7 -C 9 phenylalkyl; or -OR 5 , and R 8 , R 9 and R 10 independently of each other are hydrogen; C 1 -C 25 alkyl which may be interrupted by -O- or -S-; C 2 -C 24 alkenyl; phenyl; or C 7 -C 9 phenylalkyl. n is 1, 2, 3, 4, 5, 6, 7 or 8, B 1 is a direct bond or a bridging member, and D 1 is a radical of a fluorescent whitening agent, a process for their preparation and their use as fluorescent whitening agents, especially in detergent compositions.

    Abstract translation: 本发明涉及在表面上包含式(I)的共价结合的基团的官能化纳米颗粒,其中纳米颗粒是SiO 2,Al 2 O 3或混合的SiO 2和Al 2 O 3纳米颗粒,R 1和R 2彼此独立地是氢; 可被-O-或-S-间隔的C 1 -C 25烷基; C2 -C 24烯基; 苯基; C7-C9phenylalkyl; -OR5; 式(II); 式(III); 或式(Ⅳ)中,R 5为氢; 可被-O-或-S-中断的C 1 -C 25烷基; C2 -C 24烯基; 苯基; C 7 -C 9苯基烷基;式(V); 或纳米颗粒表面,R6和R7彼此独立地是氢; 可被-O-或-S-间隔的C 1 -C 25烷基; C2 -C 24烯基; 苯基; C7-C9phenylalkyl; 或-OR5,并且R8,R9和R10彼此独立地为氢; 可被-O-或-S-间隔的C 1 -C 25烷基; C2 -C 24烯基; 苯基; 或C 7 -C 9苯基烷基。 n为1,2,3,4,5,6,7或8,B1为直接键合或桥接构件,D1为荧光增白剂基团,其制备方法及其作为荧光增白剂的用途 试剂,特别是洗涤剂组合物。

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