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    • 2. 发明申请
    • FUNCTIONALIZED NANOPARTICLES
    • 功能性纳米粒子
    • WO2006125736A1
    • 2006-11-30
    • PCT/EP2006/062357
    • 2006-05-17
    • CIBA SPECIALTY CHEMICALS HOLDING INC.MÜLLER, MartinMÜHLEBACH, AndreasGIESENBERG, ThomasBAUER, DidierRUCH, ThomasRIME, FrançoisFEILER, LeonhardLENZ, RomanMICHAU, Laurent
    • MÜLLER, MartinMÜHLEBACH, AndreasGIESENBERG, ThomasBAUER, DidierRUCH, ThomasRIME, FrançoisFEILER, LeonhardLENZ, RomanMICHAU, Laurent
    • C08K9/06C08K3/36C08K3/22C08K5/00C08K7/00C09C1/30C09C1/40C09C3/12C09B69/00C09B67/00
    • C09B69/103C09B67/0097C09B68/20C09B68/443C09B69/10
    • The present invention discloses functionalized nanoparticles comprising on the surface a covalently bound radical of formula (1), wherein the nanoparticles are SiO 2 , Al 2 O 3 or mixed SiO 2 and Al 2 O 3 nanoparticles, R 1 and R 2 are independently of each other hydrogen, nanoparticle surface-O-, or a substituent, n is 1 , 2, 3, 4, 5, 6, 7 or 8, and Y is a radical of formula -B 1 -D 1 (2a), wherein B 1 is the direct bond or a bridge member, and D 1 is a radical of a cationic dye, a radical of a phthalocyanine dye which carries no water-solubilizing group, or a radical of a fluorescent dye selected from the group consisting of coumarins, benzocoumarins, xanthenes, benzo[a]xanthenes, benzo[b]xanthenes, benzo[c]xanthenes, phenoxazines, benzo[a]phenoxazines, benzo[b]phenoxazines, benzo[c]phenoxazines, napthalimides, naphtholactams, azlactones, methines, oxazines, thiazines, diketopyrrolopyrroles, quinacridones, benzoxanthenes, thio-epindolines, lactamimides, diphenylmaleimides, acetoacetamides, imidazothiazines, benzanthrones, phthalimides, benzotriazoles, pyrimidines, pyrazines and triazines, or Y is a radical of formula -B 2 D 2 (2b), wherein B 2 is an organic radical comprising at least one group having a negative charge, and D 2 is a cationic dye selected from the group consisting of monoazo, disazo, polyazo, methine, azamethine, diphenylmethane, triphenylmethane, triaminotriaryl methane, azine, oxazine, cyanine and anthraquinone dyes.
    • 本发明公开了在表面上包含共价结合的式(1)基团的官能化纳米颗粒,其中纳米颗粒是SiO 2,Al 2 O 3, 或者混合的SiO 2和Al 2 O 3 N 3纳米颗粒,R 1和R 2, / SUB>彼此独立地为氢,纳米颗粒表面-O-或取代基,n为1,2,3,4,5,6,7或8,Y为式-B的基团, 1〜1(2a),其中B 1是直接键或桥接元件,D 1是 阳离子染料的自由基,不含水溶性基团的酞菁染料的基团,或选自香豆素,苯并香豆素,呫吨,苯并[a]呫吨,苯并[b]呫吨的荧光染料的基团 苯并[c]呫吨酮,吩恶嗪,苯并[a]吩恶嗪,苯并[b]吩恶嗪,苯并[c]吩恶嗪,萘二酰亚胺,萘内酰胺,吖内酯, 二酮吡咯并吡咯,喹吖啶酮,苯并恶庚二烯,硫代环吲哚啉,内酰胺,二苯基马来酰亚胺,乙酰乙酰胺,咪唑并噻嗪,苯并蒽,苯并二氮吡啶,苯并三唑,嘧啶,吡嗪和三嗪,或Y为式-B 2 (2b),其中B 2是包含至少一个具有负电荷的基团的有机基团,并且D 2 N是选自以下的阳离子染料: 由单偶氮,二偶氮,多偶氮,次甲基,氮杂酮,二苯基甲烷,三苯甲烷,三氨基三芳基甲烷,吖嗪,恶嗪,花青和蒽醌染料组成的组。