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    • 3. 发明申请
    • Polymer-phyllosilicate nanocomposites and their preparation
    • 聚合物页硅酸盐纳米复合材料及其制备
    • US20040214921A1
    • 2004-10-28
    • US10609907
    • 2003-06-30
    • The University of Chicago
    • David J. Chaiko
    • C08K009/00
    • C08K9/08
    • Polymer-phyllosilicate nanocomposites that exhibit superior properties compared to the polymer alone, and methods-for producing these polymer-phyllosilicate nanocomposites, are provided. Polymeric surfactant compatabilizers are adsorbed onto the surface of hydrophilic or natural phyllosilicates to facilitate the dispersal and exfoliation of the phyllosilicate in a polymer matrix. Utilizing polymeric glycol based surfactants, polymeric dicarboxylic acids, polymeric diammonium surfactants, and polymeric diamine surfactants as compatabilizers facilitates natural phyllosilicate and hydrophilic organoclay dispersal in a polymer matrix to produce nanocomposites.
    • 提供了与单独的聚合物相比表现出优异性能的聚合物页硅酸盐纳米复合材料,以及用于制备这些聚合物页硅酸盐纳米复合材料的方法。 聚合物表面活性剂相容剂被吸附在亲水或天然页硅酸盐的表面上,以促进页硅酸盐在聚合物基体中的分散和剥离。 使用聚合二醇基表面活性剂,聚合二羧酸,聚合二铵表面活性剂和聚合二胺表面活性剂作为相容剂有助于天然页硅酸盐和亲水有机粘土分散在聚合物基质中以产生纳米复合材料。
    • 6. 发明申请
    • Surface-treated organic pigments
    • 表面处理有机颜料
    • US20040138340A1
    • 2004-07-15
    • US10476346
    • 2003-10-30
    • Philippe BugnonCaroline Sansonnens
    • C08K005/00C09B048/00C09B067/52C09B027/00C08K009/00
    • C09B67/0009C09B69/00
    • The present invention relates to surface-treated pigments of formula (I), wherein Ar1 and Ar2 are each independently of the other a phenyl or naphthalene group, n1 and n2 denote a value from 0 to 0.15, the sum of n1 and n2 being a value from 0.01 to 0.15, n is an integer 1 or 2, X1 is a branched or unbranched alkyl radical or alkenyl radical having from 1 to 25 carbon atoms, it being possible for the alkyl radical to be interrupted by one or more S or O atoms, and is preferably a group nullYnull(CH2)mnullR1, wherein Y is a group nullCH2null, nullOnull, nullSnull, nullC(O)Onull, nullC(O)null, nullC(O)nullNHnull, nullSO2NHnull or nullSO2null and R1 is a hydrogen atom or a group nullNR2R3, wherein R2 and R3 are each independently of the other a hydrogen atom or a C1-6 alkyl radical, and m is an integer from 1 to 24, especially from 12 to 18, X2 is a group nullCOOH, nullSO3H or nullP(O)OX3OX4, wherein X3 and X4 are each independently of the other a hydrogen atom or a C1-6 alkyl radical, especially a hydrogen atom, and pigment denotes an organic pigment or a mixture of organic pigments, including solid solutions and crystalline solid solutions. Compared with untreated pigments, the surface-treated pigments exhibit better rheological properties and/or no warping in the pigmenting of partially crystalline plastics. 1
    • 本发明涉及式(I)的表面处理颜料,其中Ar 1和Ar 2各自独立地为苯基或萘基,n1和n2表示0至0.15的数值,总和 的n1和n2为0.01〜0.15的数,n为1或2的整数,X 1为具有1〜25个碳原子的支链或非支链烷基或烯基,烷基可以 被一个或多个S或O原子中断,优选为-Y-(CH 2)m R 1基团,其中Y为-CH 2 - , - O - , - S - , - C(O)O - , - C(O) - , - C(O)-NH-,-SO 2 NH-或-SO 2 - ,R 1是氢原子或基团-NR 2 R 3, 2>和R 3各自独立地为氢原子或C 1-6烷基,m为1至24,特别是12至18的整数,X 2为-COOH基团, -SO 3 H或-P(O)O X 3 O X 4,其中X 3和X 4各自独立地为氢原子或C 1-6烷基,特别是氢原子,和 颜料表示 有机颜料或有机颜料的混合物,包括固溶体和结晶固溶体。 与未处理的颜料相比,表面处理的颜料在部分结晶塑料的着色中表现出更好的流变性能和/或翘曲。
    • 7. 发明申请
    • Modified red phosphorus, method of producing the same, decolorized red phosphorus composition and flame-retardant polymer composition
    • 改性红磷,生产方法,脱色红磷成分及阻燃聚合物组成
    • US20040063815A1
    • 2004-04-01
    • US10618728
    • 2003-07-15
    • Yutaka KinoseAkinori InoueTakahiro NishitaTakahiro Nagayama
    • C08K009/00C08K003/32
    • C01B25/023C08K9/08C09K21/14
    • The present invention provides a decolorized red phosphorus composition capable of inhibiting coloring in dark red peculiar to red phosphorus even when kneaded with a resin or the like, modified red phosphorus used for the decolorized red phosphorus composition and a production method therefor, and a flame-retardant polymer composition using the decolorized red phosphorus composition. The modified red phosphorus includes red phosphorus particles (A) whose surfaces are coated with a modified resin film (F) containing white particles (B) having a whiteness of 70 or more, color particles (C) having a hue H of 30 to 80 in the Munsell color-system hue circle, and a binder resin (D). The decolorized red phosphorus composition includes a mixed powder containing the modified red phosphorus and white particles (B) having a whiteness of 70 or more. The flame-retardant polymer composition contains the decolorized red phosphorus composition and a polymer compound (I).
    • 本发明提供即使在与树脂等混合时,也能够抑制红磷特有的深红色的脱色红磷组合物,用于脱色红磷组合物的改性红磷及其制造方法, 阻燃聚合物组合物使用脱色红磷组成。 改性红磷包括其表面用白度为70以上的白色颗粒(B)的改性树脂膜(F)涂布的红磷颗粒(A),色调H为30〜80的着色颗粒(C) 在Munsell色系系色调圈中,和粘合剂树脂(D)。 脱色红磷组合物包含含有白度为70以上的改性红磷和白色颗粒(B)的混合粉末。 阻燃聚合物组合物含有脱色的红磷组合物和高分子化合物(I)。
    • 9. 发明申请
    • Process for the prepration of a suspension of silica in an optionally crosslinkable silicone matrix
    • 在任选可交联的硅氧烷基质中制备二氧化硅悬浮液的方法
    • US20040044113A1
    • 2004-03-04
    • US10433931
    • 2003-05-27
    • Scott JacksonAlain Pouchelon
    • C08K003/34C08K009/00
    • C08K9/06B01D19/0409
    • The invention relates to the preparation of a suspension of precipitated silica in a silicone oil, this suspension being usable for the production of silicones crosslinkable by polyaddition or polycondensation (RTV elastomers). The object of the invention is to seek a compromise between on the one hand the cost and on the other hand the rheology and mechanical properties of the final RTVs. The invention achieves this object by providing a process for the preparation of a suspension of precipitated silica, treated with hexamethyldisilazane (HMDZ), in a crosslinkable silicone oil. This HMDZ is introduced in at least two fractions. The 1st fraction on the one hand corresponds to a proportion less than or equal to 15% by dry weight, based on the total amount of HMDZ, and on the other hand is first brought into contact with the precipitated silica and the water. The invention further relates to the production of a silicone elastomer composition from this suspension and to the composition thus obtained.
    • 本发明涉及沉淀二氧化硅在硅油中的悬浮液的制备,该悬浮液可用于生产通过加聚或缩聚(RTV弹性体)可交联的硅氧烷。 本发明的目的在于寻求一方面的成本,另一方面是最终的RTV的流变学和力学性质。 本发明通过提供一种在可交联硅油中制备用六甲基二硅氮烷(HMDZ)处理的沉淀二氧化硅悬浮液的方法来达到该目的。 该HMDZ至少引入两个馏分。 一方面,第一级分相当于HMDZ的总量小于或等于15%干重的比例,另一方面首先与沉淀二氧化硅和水接触。 本发明还涉及从该悬浮液和由此获得的组合物制备硅氧烷弹性体组合物。