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    • 6. 发明授权
    • Dispersion
    • 分散
    • US07202300B2
    • 2007-04-10
    • US10515589
    • 2003-06-02
    • Donald EaglandNicholas John Crowther
    • Donald EaglandNicholas John Crowther
    • C08F246/00C08F2/06C08F112/32C08F116/34C08F2/48C08L57/00
    • C08J3/246C08G81/02
    • A method of preparing a dispersion which includes the step of contacting a first phase, a first material immiscible therewith, a first polymeric material and a second polymeric material wherein: (a) (i) said first polymeric material has a repeat unit of the formula (I), wherein A and B are the same or different, are selected from optionally-substituted aromatic and thereoaromatic groups and at least one comprises a relatively polar atom or group and R1 and R2 independently comprise relatively non-polar atoms or groups; (ii) said first polymeric material is prepared or preparable by providing a compound of general formula (I), wherein A, B, R1 and R2 are as described above, in an aqueous solvent and causing the groups C═C in said compound to react with one another to form said first polymeric material; (b) said second polymeric material includes a functional group which is able to react with said first polymeric material so that covalent bonds are formed between said first and second polymeric materials; (c) the ratio of the weight of said first polymeric material to the weight of said first phase is equal to or less than 0.0025; and (d) the ratio of the weight of said second polymeric material to the weight of said first phase is equal to or less than 0.035.
    • 一种制备分散体的方法,其包括使第一相,与其不混溶的第一材料,第一聚合材料和第二聚合材料接触的步骤,其中:(a)(i)所述第一聚合物材料具有式 (I),其中A和B相同或不同,选自任选取代的芳族和非芳族基团,并且至少一个包含相对极性的原子或基团,R 1和R 2 独立地包括相对非极性的原子或基团; (ii)所述第一聚合物材料通过提供通式(I)的化合物来制备或制备,其中A,B,R 1和R 2如上所述 在水性溶剂中并使所述化合物中的基团CC彼此反应以形成所述第一聚合物材料; (b)所述第二聚合物材料包括能够与所述第一聚合物材料反应使得在所述第一和第二聚合物材料之间形成共价键的官能团; (c)所述第一聚合物材料的重量与所述第一相重量之比等于或小于0.0025; 和(d)所述第二聚合材料的重量与所述第一相重量之比等于或小于0.035。
    • 7. 发明授权
    • Recovering materials
    • 回收材料
    • US07651981B2
    • 2010-01-26
    • US10509281
    • 2003-03-28
    • Donald EaglandNicholas John CrowtherJames MurrayAustin Tobin
    • Donald EaglandNicholas John CrowtherJames MurrayAustin Tobin
    • C09K8/588
    • C09K8/588
    • A process for recovering materials from a subterranean formation, for example in enhanced oil recovery, comprises: (A) (a) (i) selecting a first polymeric material having a repeat unit of formula (A) wherein A and B are the same or different, are selected from optionally-substituted aromatic and heteroaromatic groups and at least one comprises a relatively polar atom or group and R1 and R2 independently comprise relatively non-polar atoms or groups; or (ii) selecting a first polymeric material prepared or preparable by providing a compound of general formula (B) wherein A, B, R1 and R2 are as described above, in an aqueous solvent and causing the groups C═C in said compound to react with one another to form said first polymeric material; (b) selecting a second polymeric material which includes a functional group which is able to react in the presence of said first polymeric material to form a third polymeric material; (c) causing the formation of said third polymeric material by a reaction involving said first and second polymeric materials; and (d) contacting the subterranean formation with said third polymeric material; or (B) contacting the formation with a polymeric material (hereinafter “said third polymer material”) which is a product of a reaction involving: (a) a first polymeric material as described in (A) (a) (i) or (ii); and (b) a second polymeric material which includes a functional group which is able to react in the presence of said first polymeric material to form said third polymeric material.
    • (A)(a)(i)选择具有式(A)的重复单元的第一聚合物材料,其中A和B相同,或者 不同的,选自任选取代的芳族和杂芳族基团,并且至少一个包含相对极性的原子或基团,并且R 1和R 2独立地包含相对非极性的原子或基团; 或者(ii)选择通过在水性溶剂中提供其中A,B,R 1和R 2如上所述的通式(B)的通式(B)的化合物制备或制备的第一聚合物材料,并使所述化合物中的基团CC与 彼此形成所述第一聚合物材料; (b)选择第二聚合物材料,其包括能在所述第一聚合物材料存在下反应形成第三聚合物材料的官能团; (c)通过涉及所述第一和第二聚合物材料的反应引起所述第三聚合物材料的形成; 和(d)使所述地层与所述第三聚合物接触; 或(B)使该地层与聚合物材料(以下称为“所述第三聚合物材料”)接触,所述聚合物材料是反应产物,该反应涉及:(a)如(A)(a)(i)或( ii); 和(b)第二聚合物材料,其包括能够在所述第一聚合物材料存在下反应以形成所述第三聚合物材料的官能团。
    • 9. 发明申请
    • Cleaning Contaminated Materials
    • 清洁污染材料
    • US20080314415A1
    • 2008-12-25
    • US10574188
    • 2004-09-28
    • Nicholas John CrowtherDonald Eagland
    • Nicholas John CrowtherDonald Eagland
    • B08B3/08
    • E21B21/068C09K3/32E21B21/066
    • Oil contaminated drill cuttings are contacted with an oil soluble surfactant with agitation which causes the hydrophobic moiety of the surfactant to interact with the oil. Next, an aqueous polymer formulation comprising a polymer having polar and/or ionic functionality is added and mixed. Then, an excess volume of water is added with gentle agitation and the mixture is allowed to settle, whereupon the cuttings sediment to the bottom of the receptacle in which the process is undertaken and the supernatant contains a colloidal suspension of particles which comprise oil, surfactant and polymer. The drill cuttings may then be separated from the supernatant by filtration. The supernatant may be treated with a flocculating agent to cause the colloidal particles to sediment. They too may then be separated.
    • 油污染的钻屑与油溶性表面活性剂在搅拌下接触,这导致表面活性剂的疏水部分与油相互作用。 接下来,加入并混合含有具有极性和/或离子官能团的聚合物的含水聚合物制剂。 然后,在温和搅拌下加入过量的水,并使混合物沉降,然后将切屑沉积到进行该方法的容器的底部,并且上清液含有包含油,表面活性剂 和聚合物。 然后可以通过过滤将钻屑与上清液分离。 可以用絮凝剂处理上清液,使胶体颗粒沉淀。 他们也可以分开。