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    • 10. 发明申请
    • AQUEOUS SOLUTIONS OF FLUORESCENT WHITENING AGENTS
    • 荧光白度试剂的水溶液
    • WO2005028749A1
    • 2005-03-31
    • PCT/EP2004/052119
    • 2004-09-10
    • CIBA SPECIALTY CHEMICALS HOLDING INC.TRABER, Rainer HansDEISENROTH, TedGALLE, SandraDBALY, Helena
    • TRABER, Rainer HansDEISENROTH, TedGALLE, SandraDBALY, Helena
    • D21H21/30
    • D06M13/358C11D3/0063C11D3/42D21H21/30
    • Compositions comprising (A) a total of from 2 to 30 % by weight, based on the total composition (A) + (B), of one or more amino alcohols of formula (1) herein R 1 , R 2 , R 3 and R 4 are each independently of the others hydrogen, C 1 -C 12 alkyl, C5 -C 24 aryl or C 6 -C 36 aralkyl, and R 5 and R 6 are each independently of the other hydrogen or C 1 -C 4 alkyl; and (B) from 70 to 98 % by weight, based on the total composition (A) + (B), of a fluorescent whitening agent of formula (2) herein X is hydrogen, an alkali metal ion, an ammonium ion or a hydroxyalkylammonium radical derived from the amino alcohol of formula (1), and R 7 , R 8 , R 9 and R 10 are each independently of the others -OR 11 , -NR 11 R 12 or a group of formula (3) wherein R 11 , and R 12 are each independently of the other hydrogen, alkyl, hydroxyalkyl, alkoxyalkyl, carboxyalkyl, dicarboxyalkyl, H 2 N-CO-alkyI or alkylthio, are distinguished by high solubility in water and by high storage stability of the aqueous solutions.
    • 基于总组合物(A)+(B)),本文中R1,R2,R3和R4的一种或多种式(1)氨基醇的总重量为2至30重量%的组合物各自 独立于其它氢,C 1 -C 12烷基,C 5 -C 24芳基或C 6 -C 36芳烷基,R 5和R 6各自独立地为氢或C 1 -C 4烷基; 和(B)70至98重量%,基于本发明式(2)的荧光增白剂的总组合物(A)+(B),X为氢,碱金属离子,铵离子或 衍生自式(1)的氨基醇的羟烷基铵基和R7,R8,R9和R10各自独立地为-OR11,-NR11R12或式(3)的基团,其中R11和R12各自独立地为 其他氢,烷基,羟烷基,烷氧基烷基,羧基烷基,二羧基烷基,H 2 N -CO-烷基或烷硫基,其特征在于在水中的高溶解度和水溶液的高储存稳定性。