Use of cyclic carbonates in epoxy resin compositions
    5.
    发明授权
    Use of cyclic carbonates in epoxy resin compositions 有权
    在环氧树脂组合物中使用环状碳酸酯

    公开(公告)号:US08741988B2

    公开(公告)日:2014-06-03

    申请号:US13158841

    申请日:2011-06-13

    IPC分类号: C08L63/00 C08G59/00

    CPC分类号: C08L63/00 C08G59/00 C08K5/04

    摘要: The present invention relates to the use of cyclic carbonates of the formula I or a mixture thereof in epoxy resin compositions and also to epoxy resin compositions which comprise such cyclic carbonates. in which R1 and R2 independently of each other are hydrogen, C1-C6-alkyl, C1-C4-alkoxy-C1-C4-alkyl, C5-C6-cycloalkyl, phenyl, phenyl-C1-C4-alkyl, C2-C6-alkenyl or C2-C6-alkynyl, or R1 and R2 together are a C3-C11-alkylene group; R3 and R4 independently of each other are hydrogen, C1-C6-alkyl, C1-C4-alkoxy-C1-C4-alkyl, C5-C6-cycloalkyl, phenyl, phenyl-C1-C4-alkyl, C2-C6-alkenyl or C2-C6-alkynyl, or R3 and R4 together are a C4-C6-alkylene group; or mixtures thereof, as additives in epoxy resin compositions.

    摘要翻译: 本发明涉及式I的环状碳酸酯或其混合物在环氧树脂组合物中的用途,还涉及包含这种环状碳酸酯的环氧树脂组合物。 其中R1和R2彼此独立地是氢,C1-C6-烷基,C1-C4-烷氧基-C1-C4-烷基,C5-C6-环烷基,苯基,苯基-C1-C4-烷基,C2-C6- 烯基或C 2 -C 6炔基,或者R 1和R 2一起是C 3 -C 11 - 亚烷基; R 3和R 4彼此独立地是氢,C 1 -C 6 - 烷基,C 1 -C 4 - 烷氧基-C 1 -C 4 - 烷基,C 5 -C 6 - 环烷基,苯基,苯基-C 1 -C 4 - 烷基,C 2 -C 6 - 烯基或 C2-C6-炔基或R3和R4一起是C4-C6-亚烷基; 或其混合物,作为环氧树脂组合物中的添加剂。

    CURING OF EPOXY RESIN COMPOSITIONS COMPRISING CYCLIC CARBONATES USING MIXTURES OF AMINO HARDENERS AND CATALYSTS
    6.
    发明申请
    CURING OF EPOXY RESIN COMPOSITIONS COMPRISING CYCLIC CARBONATES USING MIXTURES OF AMINO HARDENERS AND CATALYSTS 有权
    使用氨基硬化剂和催化剂的混合物固化环氧碳酸酯的环氧树脂组合物

    公开(公告)号:US20130072595A1

    公开(公告)日:2013-03-21

    申请号:US13611604

    申请日:2012-09-12

    摘要: A process for curing epoxy resins which comprises curing epoxy resin compositions comprising a) epoxy resins and b) a compound of the general formula I in which R1 and R2 independently of one another are hydrogen, C1-C6-alkyl, C1-C4-alkoxy-C1-C4-alkyl, C5-C6-cycloalkyl, phenyl, phenyl-C1-C4-alkyl, C2-C6-alkenyl or C2-C6-alkynyl, or R1 and R2 together are a C3-C11-alkylene group; R3 and R4 independently of one another are hydrogen, C1-C6-alkyl, C1-C4-alkoxy-C1-C4-alkyl, C5-C6-cycloalkyl, phenyl, phenyl-C1-C4-alkyl, C2-C6-alkenyl or C2-C6-alkynyl, or R3 and R4 together are a C4-C6-alkylene group; by adding amino hardeners, and the curing takes place in the presence of a compound of the following formula II in which at least one of the radicals R11, R12 and R13 is a hydrocarbon group having 1 to 10 C atoms, which is substituted with a hydroxyl group and optionally remaining radicals R11 to R13 are an unsubstituted hydrocarbon group having 1 to 10 C atoms.

    摘要翻译: 一种用于固化环氧树脂的方法,其包括固化环氧树脂组合物,其包含a)环氧树脂和b)通式I的化合物,其中R 1和R 2彼此独立地是氢,C 1 -C 6 - 烷基,C 1 -C 4 - 烷氧基 C 1 -C 4 - 烷基,C 5 -C 6 - 环烷基,苯基,C 1 -C 4 - 烷基,C 2 -C 6 - 烯基或C 2 -C 6 - 炔基,或者R 1和R 2一起是C 3 -C 11亚烷基; R 3和R 4彼此独立地是氢,C 1 -C 6 - 烷基,C 1 -C 4 - 烷氧基-C 1 -C 4 - 烷基,C 5 -C 6 - 环烷基,苯基,苯基-C 1 -C 4烷基,C 2 -C 6 - 烯基或 C2-C6-炔基或R3和R4一起是C4-C6-亚烷基; 通过加入氨基硬化剂,并且在下式II化合物存在下进行固化,其中R 11,R 12和R 13中的至少一个是具有1至10个C原子的烃基,其被 羟基和任选的残基R11至R13是具有1至10个C原子的未取代的烃基。

    Processing rich ores using magnetic particles
    8.
    发明授权
    Processing rich ores using magnetic particles 有权
    使用磁性颗粒加工富矿

    公开(公告)号:US08318025B2

    公开(公告)日:2012-11-27

    申请号:US12675836

    申请日:2008-09-01

    IPC分类号: B03C1/023

    CPC分类号: B03C1/015 B03C2201/18

    摘要: The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material, which comprises the following steps: (A) contacting of the mixture comprising at least one first material and at least one second material with at least one surface-active substance, if appropriate in the presence of at least one dispersant, resulting in the surface-active substance becoming attached to the at least one first material, (B) if appropriate, addition of at least one dispersant to the mixture obtained in step (A) to give a dispersion having a suitable concentration, (C) treatment of the dispersion from step (A) or (B) with at least one hydrophobic magnetic particle so that the at least one first material to which the at least one surface-active substance is bound and the at least one magnetic particle become attached to one another, (D) separation of the addition product from step (C) from the mixture by application of a magnetic field, (E) cleavage of the addition product which has been separated off in step (D) to obtain the at least one first material and the at least one magnetic particle separately.

    摘要翻译: 本发明涉及从包含该至少一种第一材料和至少一种第二材料的混合物中分离至少一种第一材料的方法,其包括以下步骤:(A)将包含至少一种第一材料 和至少一种具有至少一种表面活性物质的第二材料,如果合适的话,在至少一种分散剂的存在下,导致表面活性物质附着于至少一种第一材料,(B)如果合适,加入 的至少一种分散剂加入到步骤(A)中获得的混合物中,得到具有合适浓度的分散体,(C)用至少一种疏水性磁性颗粒处理来自步骤(A)或(B)的分散体, 至少一种第一材料,所述至少一种表面活性物质与所述至少一种表面活性物质结合,并且所述至少一种磁性颗粒彼此附着;(D)步骤(C)中的加成产物与所述混合物的分离 通过施加磁场,(E)在步骤(D)中分离的加成产物的裂解,以分别获得至少一种第一材料和至少一种磁性颗粒。

    PROCESSING RICH ORES USING MAGNETIC PARTICLES
    9.
    发明申请
    PROCESSING RICH ORES USING MAGNETIC PARTICLES 有权
    使用磁性颗粒加工多种矿物

    公开(公告)号:US20100300941A1

    公开(公告)日:2010-12-02

    申请号:US12675836

    申请日:2008-09-01

    IPC分类号: B03C1/005 B03C1/00

    CPC分类号: B03C1/015 B03C2201/18

    摘要: The present invention relates to a process for separating at least one first material from a mixture comprising this at least one first material and at least one second material, which comprises the following steps: (A) contacting of the mixture comprising at least one first material and at least one second material with at least one surface-active substance, if appropriate in the presence of at least one dispersant, resulting in the surface-active substance becoming attached to the at least one first material, (B) if appropriate, addition of at least one dispersant to the mixture obtained in step (A) to give a dispersion having a suitable concentration, (C) treatment of the dispersion from step (A) or (B) with at least one hydrophobic magnetic particle so that the at least one first material to which the at least one surface-active substance is bound and the at least one magnetic particle become attached to one another, (D) separation of the addition product from step (C) from the mixture by application of a magnetic field, (E) cleavage of the addition product which has been separated off in step (D) to obtain the at least one first material and the at least one magnetic particle separately.

    摘要翻译: 本发明涉及从包含该至少一种第一材料和至少一种第二材料的混合物中分离至少一种第一材料的方法,其包括以下步骤:(A)将包含至少一种第一材料 和至少一种具有至少一种表面活性物质的第二材料,如果合适的话,在至少一种分散剂的存在下,导致表面活性物质附着于至少一种第一材料,(B)如果合适,加入 的至少一种分散剂加入到步骤(A)中获得的混合物中,得到具有合适浓度的分散体,(C)用至少一种疏水性磁性颗粒处理来自步骤(A)或(B)的分散体, 至少一种第一材料,所述至少一种表面活性物质与所述至少一种表面活性物质结合,并且所述至少一种磁性颗粒彼此附着;(D)步骤(C)中的加成产物与所述混合物的分离 通过施加磁场,(E)在步骤(D)中分离的加成产物的裂解,以分别获得至少一种第一材料和至少一种磁性颗粒。