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    • 5. 发明申请
    • FINE-GRAINED WATER-ABSORBENT POLYMER PARTICLES WITH A HIGH FLUID TRANSPORT AND ABSORPTION CAPACITY
    • FINE PIECE吸水高液体运输和吸收性能的聚合物颗粒
    • WO2006042704A3
    • 2006-08-10
    • PCT/EP2005011073
    • 2005-10-14
    • BASF AGRIEGEL ULRICHDANIEL THOMASHERMELING DIETERELLIOTT MARK
    • RIEGEL ULRICHDANIEL THOMASHERMELING DIETERELLIOTT MARK
    • A61L15/60A61L15/18A61L15/24
    • A61L15/60C08L33/02
    • The invention relates to fine-grained water-absorbent polymer particles with a high fluid transport and absorption capacity. According to the invention, the centrifugal retention capacity (CRC) is at least 26 g/g, the absorption under a load of 4.83 kPa (AUL0.7psi) is at least 23 g/g and the transport value (TW) is at least 15,000 cm 3 s, whereby the transport value (TW) is the product of a fluid transfer (SFC) and wick absorption after 60 minutes (DA 60 ) multiplied by 10 7 and the wick absorption after 60 minutes (DA 60 ) is the quantity of a solution containing 0.9 wt. % common salt that is absorbed by 70 g of the water-absorbent polymer particles in 60 minutes. The water-absorbent polymer particles are held in a circular container with an internal diameter of 6 cm during the measuring process, the bottom of said container being sealed by a screen base with a mesh size of 36 µm and the screen base being in pressureless contact with a solution containing 0.9 wt. % common salt. The invention also relates to a method for producing said particles and to their use in sanitary articles and packaging materials.
    • 本发明涉及一种细碎吸水性高的液体输送和吸收功率,离心保留容量(CRC)的至少26克/克,4.83千帕(AUL0.7 psi)的负载下的吸收性为至少23克/克和进给量(TW聚合物颗粒 )中的至少15000是cm³s,其中乘以10 7 ,并且其中60分钟(DA 60 )之后的输送值(TW),盐水导流率(SFC)的产物和毛细吸收 60分钟(DA 60 )之后的毛细吸收是按重量计的0.9重量%的盐溶液,其中容纳70克吸水性树脂颗粒在60分钟内的量,与水在测量期间吸收聚合物颗粒 是具有6厘米内径的圆形容器,低于36微米与目筛底部关闭并且没有压力筛盘与接触STE 0.9重量%的盐溶液 HT,其制备方法及卫生用品和包装材料的使用。
    • 10. 发明申请
    • COLOUR-STABLE SUPERABSORBENT
    • 颜色稳定SUPER吸收器
    • WO2010012762A3
    • 2010-03-25
    • PCT/EP2009059793
    • 2009-07-29
    • BASF SERIEGEL ULRICHDANIEL THOMASHERFERT NORBERTELLIOTT MARK
    • RIEGEL ULRICHDANIEL THOMASHERFERT NORBERTELLIOTT MARK
    • C08J3/075A61L15/42
    • A61L15/60A61L15/42C08J3/075C08J2300/14C08L101/14
    • Superabsorbents containing a compound of formula (I) where M represents a hydrogen atom, an ammonium ion, a monovalent metal ion or one equivalent of a divalent metal ion of groups 1, 2, 8, 9, 10, 12 or 14 of the periodic table; R1 represents OH or NR4R5, where R4 and R5 independently represent H or C1-C6-alkyl; R2 represents H or an alkyl, alkenyl, cycloalkyl or aryl group which optionally has 1, 2 or 3 substituents selected independently from C1-C6-alkyl, OH, O-C1-C6-alkyl, halogen and CF3; and R3 represents COOM, SO3M, COR4, CONR4R5 or COOR4, where M, R4 and R5 are each as defined above, or, when R2 represents aryl which is optionally substituted as indicated above, also represents H, salts thereof or mixtures of such compounds and/or salts thereof display improved stability to discoloration in storage under elevated temperatures or elevated relative humidity.
    • 超吸收,含有式(I)其中M表示氢原子,铵离子,一价金属离子或一个当量组1,2,8,9,10,12或元素周期表第14的二价金属离子的化合物; R 1是OH或NR4R5,其中R4和R5独立地为H或C1-C6烷基; R2是H或烷基,烯基,环烷基或芳基,所述基团任选含有独立地选自C1-C6烷基中的1,2或3个取代基,OH,O-C 1 -C 6 - 烷基 ,卤素和CF 3; 且R 3为COOM,SO3M,COR4,CONR4R5,或COOR4,其中M,R4和R5具有或具有以上给出的含义,当R 2是芳基,如上所指出的,其是任选取代的,也代表H,它们的盐,或它们的混合物 这样的化合物和/或其盐,表现出升高的温度或高湿度下提高储存时抗变色稳定性。