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    • 3. 发明申请
    • COMPOSITIONS AND METHODS FOR POLYMER COMPOSITES
    • 聚合物复合材料的组合物和方法
    • US20070299188A1
    • 2007-12-27
    • US11766423
    • 2007-06-21
    • Kwok ChanErik HagbergTara MullenRoy OdleJames WhiteNorimitsu Yamaguchi
    • Kwok ChanErik HagbergTara MullenRoy OdleJames WhiteNorimitsu Yamaguchi
    • C08K9/04C08K5/50
    • C08J3/201B82Y30/00C01B33/44C08J5/005C08K3/346C08K5/50C08K9/04
    • This invention relates to organic salt compositions useful in the preparation of organoclay compositions, polymer-organoclay composite compositions, and methods for the preparation of polymer nanocomposites. In one embodiment, the present invention provides a method of making a polymer-organoclay composite composition, said method comprising melt mixing a quaternary organoclay composition comprising alternating inorganic silicate layers and organic layers, said organic layers comprising a quaternary organic cation with a polymeric resin comprising at least one polymer selected from the group consisting of polyamides, polyesters, polyarylene sulfides, polyarylene ethers, polyether sulfones, polyether ketones, polyether ether ketones, polyphenylenes, and polycarbonates, said polymeric resin being substantially free of polyetherimides; said melt mixing being carried out at a temperature in a range between about 300° C. and about 450° C. to provide a polymer-organoclay composite composition, said polymer-organoclay composite composition being characterized by a percent exfoliation of at least 10 percent.
    • 本发明涉及可用于制备有机粘土组合物,聚合物 - 有机粘土复合材料组合物和制备聚合物纳米复合材料的方法的有机盐组合物。 在一个实施方案中,本发明提供了制备聚合物 - 有机粘土复合材料组合物的方法,所述方法包括熔融混合包含交替的无机硅酸盐层和有机层的季有机粘土组合物,所述有机层包含季铵有机阳离子与聚合树脂, 选自聚酰胺,聚酯,聚亚芳基硫醚,聚亚芳基醚,聚醚砜,聚醚酮,聚醚醚酮,聚苯基和聚碳酸酯的至少一种聚合物,所述聚合物树脂基本上不含聚醚酰亚胺; 所述熔体混合在约300℃至约450℃之间的温度下进行,以提供聚合物 - 有机粘土复合材料组合物,所述聚合物 - 有机粘土复合组合物的特征在于至少10%的剥离百分比 。
    • 5. 发明申请
    • METHODS OF PREPARING POLYMER-ORGANOCLAY COMPOSITES AND ARTICLES DERIVED THEREFROM
    • 制备聚合物 - 组织复合材料的方法及其衍生物
    • US20080004391A1
    • 2008-01-03
    • US11766456
    • 2007-06-21
    • Kwok ChanSarah GenoveseErik HagbergDavid HallJohn MaxamTara MullenRoy OdleAlbert StellaJames White
    • Kwok ChanSarah GenoveseErik HagbergDavid HallJohn MaxamTara MullenRoy OdleAlbert StellaJames White
    • C08K9/04
    • C08F2/44
    • A method for preparing a polymer-organoclay composite composition comprises combining a solvent and an unexfoliated organoclay to provide a first mixture, wherein the unexfoliated organoclay comprises alternating inorganic silicate layers and organic layers, and has an initial spacing between the silicate layers; exposing the first mixture to an energized condition of a sufficient intensity and duration to increase the initial spacing of the inorganic silicate layers, to provide a second mixture; contacting the second mixture with a polymer composition so that the polymer composition fills at least one region located between at least one pair of silicate layers, wherein the polymer composition is at least partially soluble in the solvent; and removing at least a portion of the solvent from the second mixture, wherein the inorganic silicate layers remain separated by the polymer after removal of the solvent.
    • 一种制备聚合物 - 有机粘土复合材料组合物的方法,包括将溶剂和未剥离的有机粘土组合以提供第一混合物,其中未剥离的有机粘土包含交替的无机硅酸盐层和有机层,并且在硅酸盐层之间具有初始间隔; 将第一混合物暴露于足够强度和持续时间的通电状态以增加无机硅酸盐层的初始间隔,以提供第二混合物; 使所述第二混合物与聚合物组合物接触,使得所述聚合物组合物填充位于至少一对硅酸盐层之间的至少一个区域,其中所述聚合物组合物至少部分地可溶于所述溶剂中; 以及从所述第二混合物中除去至少一部分所述溶剂,其中在去除所述溶剂之后,所述无机硅酸盐层保持被所述聚合物分离。
    • 6. 发明申请
    • PROCESS FOR MAKING CERTAIN EPOXIDIZED FATTY ACID ESTER PLASTICIZERS
    • 制备某些环氧化脂肪酸酯类增塑剂的方法
    • US20150225358A1
    • 2015-08-13
    • US14178692
    • 2014-02-12
    • Stephen HowardErik Hagberg
    • Stephen HowardErik Hagberg
    • C07D301/00
    • C07D301/00
    • A process is described for making an epoxidized fatty acid ester material useful as a plasticizer for flexible PVC applications, comprising: transesterifying a low moisture epoxidized natural fat or oil with a first alcohol in a first transesterification step; then, after the resultant product mixture phase separates into an epoxidized fatty acid ester phase and a second phase comprising byproduct glycerol, substantially removing the second phase; combining epoxidized fatty acid esters in the epoxidized fatty acid ester phase with more of the first alcohol and with a second alcohol which includes 5 to 7 members in a ring structure and carrying out a second transesterification step, while continuously removing first alcohol during the second transesterification step in order to drive the reaction with the second alcohol toward the desired epoxidized fatty acid ester material from the second alcohol, but without large molar excesses of the second alcohol being required.
    • 描述了一种制备用作柔性PVC应用的增塑剂的环氧化脂肪酸酯材料的方法,其包括:在第一酯交换步骤中将低水分环氧化天然油脂与第一醇酯交换; 然后,在所得产物混合物相分离成环氧化脂肪酸酯相和包含副产物甘油的第二相后,基本上除去第二相; 将环氧化脂肪酸酯相中的环氧化脂肪酸酯与更多的第一醇和第二醇组合,其中第二醇在环结构中包含5至7个成员并进行第二酯交换步骤,同时在第二酯交换过程中连续除去第一醇 步骤,以便使第二种醇与第二种醇向所需的环氧化脂肪酸酯物质的反应中驱动,但不需要大量摩尔过量的第二种醇。