Use of titanium dioxide as anti-UV agent in a rubber composition
    4.
    发明授权
    Use of titanium dioxide as anti-UV agent in a rubber composition 有权
    在橡胶组合物中使用二氧化钛作为抗UV剂

    公开(公告)号:US07179857B2

    公开(公告)日:2007-02-20

    申请号:US10897751

    申请日:2004-07-23

    Abstract: The invention concerns the use as anti-UV agent, in an elastomer rubber composition, of titanium dioxide particles of not more than 20 mn in size, said particles being coated with a silica, silico-aluminate or alumina layer. The invention also concerns rubber compositions comprising such an anti-UV agent and finished products based on said composition.

    Abstract translation: 本发明涉及在弹性体橡胶组合物中作为防紫外线剂在二氧化钛颗粒的尺寸不超过20毫微米的用途,所述颗粒用二氧化硅,硅铝酸盐或氧化铝层涂覆。 本发明还涉及包含这种抗UV剂和基于所述组合物的成品的橡胶组合物。

    Process for the preparation of organophilic metal oxide particles
    5.
    发明授权
    Process for the preparation of organophilic metal oxide particles 失效
    用于制备亲有机金属氧化物颗粒的方法

    公开(公告)号:US5718907A

    公开(公告)日:1998-02-17

    申请号:US494732

    申请日:1995-06-26

    Abstract: Organophilic particles of a metal oxide chosen from alumina Al.sub.2 O.sub.3, silica SiO.sub.2, transition metal oxides, especially titanium oxide TiO.sub.2, and rare-earth metal oxides, especially cerium oxide CeO.sub.2, are prepared by reacting an aqueous-alcoholic suspension (a) of metal Oxide particles which have no pores less than 5 nm in di-meter at their surface with an anhydrous alcoholic solution (b) comprising at least one alkoxysilane of formula (1) Si(OR).sub.x R'.sub.4-x (1) in which R represents an alkyl group containing from 1 to 6 carbon atoms, R' represents a hydrocarbon group chosen from alkyl, cycloalkyl, aryl, alkylaryl, arylalkyl, alkenyl and alkynyl groups containing at least one carbon atom and x is an integer from 1 to 3, the said alcohols, which may be identical or different, containing from 1 to 5 carbon atoms.

    Abstract translation: 选自氧化铝Al 2 O 3,二氧化硅SiO 2,过渡金属氧化物,特别是氧化钛TiO 2和稀土金属氧化物,特别是氧化铈CeO 2的金属氧化物的有机颗粒是通过使金属氧化物的水性醇悬浮液(a) 在其表面用二甲基表面不具有孔径小于5nm的颗粒,其含有至少一种式(1)Si(OR)xR'4-x(1)的烷氧基​​硅烷的无水醇溶液(b),其中R表示 含有1至6个碳原子的烷基,R'表示选自含有至少一个碳原子的烷基,环烷基,芳基,烷基芳基,芳烷基,烯基和炔基的烃基,x是1至3的整数, 所述醇可以相同或不同,含有1-5个碳原子。

    Copolymer for inhibiting inorganic deposits
    9.
    发明授权
    Copolymer for inhibiting inorganic deposits 有权
    用于抑制无机沉积物的共聚物

    公开(公告)号:US09115236B2

    公开(公告)日:2015-08-25

    申请号:US13144752

    申请日:2009-12-23

    Abstract: The invention relates to a copolymer having: A) at least one monomer unit a) derived from at least one ethylenically unsaturated aliphatic monocarboxylic or polycarboxylic acid, a corresponding anhydride, or a corresponding water-soluble salt; B) at least one monomer unit b) derived from a particular sulfonated or sulfated ethylenically unsaturated ether or at least one monomer unit (b′) derived from a sulfonated ethylenically unsaturated monomer other than (b), C) at least one monomer unit (c) derived from a monomer with the average general formula [CH2═CH—CH2—R6—O—]xP(═O)(OM)3-x. The invention also relates to a method for preparing such a copolymer, an inhibitor composition including such a copolymer, and a method for inhibiting inorganic deposits in a petroleum reservoir by means of said inhibitor composition.

    Abstract translation: 本发明涉及一种共聚物,其具有:A)至少一种衍生自至少一种烯属不饱和脂族一元羧酸或多元羧酸的单体单元a),相应的酸酐或相应的水溶性盐; B)至少一种单体单元b)衍生自特定的磺化或硫酸化烯属不饱和醚或至少一种源自除(b)以外的磺化烯键式不饱和单体的单体单元(b'),C)至少一种单体单元 c)衍生自具有平均通式[CH 2 = CH-CH 2 -R 6 -O] x P(= O)(OM)3-x)的单体。 本发明还涉及一种制备这种共聚物的方法,包括这种共聚物的抑制剂组合物,以及通过所述抑制剂组合物抑制在石油储存器中的无机沉积物的方法。

    Composite particles including an organic polymer and an oxide and/or
hydroxide
    10.
    发明授权
    Composite particles including an organic polymer and an oxide and/or hydroxide 有权
    复合颗粒包括有机聚合物和氧化物和/或氢氧化物

    公开(公告)号:US6136891A

    公开(公告)日:2000-10-24

    申请号:US142278

    申请日:1999-01-08

    CPC classification number: B01J13/02 C08J3/21 C08K3/22 Y10T428/2998

    Abstract: Composite particles having a core consisting of an organic polymer and a coating including at least one aluminum, silicon, zirconium and/or transition metal oxide and/or hydroxide, and optionally containing calcium carbonate, as well as methods for preparing same, are disclosed. The use of said composite particles for preparing hollow particles with a shell of the same kind as the above-mentioned coating is also disclosed. Finally, the use of said hollow composite particles as fillers or additives in plastics and elastomers is disclosed.

    Abstract translation: PCT No.PCT / FR97 / 00396 Sec。 371日期1999年1月8日第 102(e)日期1999年1月8日PCT提交1997年3月6日PCT公布。 公开号WO97 / 32920 PCT 日期1997年9月12日具有由有机聚合物和包含至少一种铝,硅,锆和/或过渡金属氧化物和/或氢氧化物以及任选地含有碳酸钙的涂层组成的芯的复合颗粒以及制备方法 相同,被披露。 还公开了所述复合颗粒用于制备具有与上述涂层相同种类的壳的中空颗粒的用途。 最后,公开了在塑料和弹性体中使用所述中空复合颗粒作为填料或添加剂。

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