Abstract:
PROBLEM TO BE SOLVED: To provide a stable emulsion comprising a polyolefin, in particular, polyisobutene and water, and to provide a method to obtain the emulsion and also to provide the use of the emulsion.SOLUTION: An emulsion comprises, with respect to the total mass of the emulsion: (a) a polyolefin in an amount of 2 to 75 mass%; (b) a polymer Px in an amount of 0.05 to 40 mass%; (c) oil Ox in an amount of 0 to 25 mass%; (d) a surfactant Sx in an amount of 0 to 25 mass%; (e) an additive Ax in an amount of 0 to 20 mass%; and (f) water in an amount of 10 to 97.95 mass%. The emulsion can consist of components (a), (b) and (f).
Abstract:
The invention relates to a method for producing crude oil by means of Winsor type III microemulsion flooding wherein an aqueous surfactant formulation which comprises at least one ionic surfactant of general formula R1-O-(CH2C(CH3)HO)m(CH2CH2O)n-XY- M+is forced through injection wells into a mineral oil deposit and crude oil is removed from the deposit through production wells. The invention also relates to ionic surfactants according to the general formula.
Abstract translation:本发明涉及一种用于矿物油生产,III由南联型微乳剂,其中的含水的表面活性剂制剂中,所述通式R1-O-(CH 2 C(CH 3)HO)的至少一种离子表面活性剂包括米(CH2CH2O)的方法正XY M + 通过注射孔einpresst在Eröllagerstätte并移除通过生产井的原油沉积物。 本发明还涉及通式离子表面活性剂。
Abstract:
The invention relates to a method for producing crude oil by means of Winsor type III microemulsion flooding, wherein an aqueous surfactant formulation which comprises at least one ionic surfactant of general formula R1 N+ (R2)m (R3)n (R4) X- is forced through injection wells into a mineral oil deposit and crude oil is withdrawn from the deposit through production wells.
Abstract:
The invention relates to a method for producing crude oil by means of Winsor type III microemulsion flooding wherein an aqueous surfactant formulation which comprises at least one ionic surfactant of general formula R1-O-(CH2C(CH3)HO)m(CH2CH2O)n-XY- M+is forced through injection wells into a mineral oil deposit and crude oil is removed from the deposit through production wells. The invention also relates to ionic surfactants according to the general formula.
Abstract:
RESUMEN La presente invención se refiere a un método para producir aceite mineral de depósitos subterráneos de aceite mineral, en donde una formulación acuosa que comprende al menos una mezcla de carboxilato de alquiléter y alcohol de alquiléter correspondiente, en donde el carboxilato de alquiléter se preparó de alcohol de alquiléter, y la relación molar en la mezcla de carboxilato de alquiléter:alcohol de alquiléter es de 51:49 a 92:8, se inyecta a través de al menos un pozo de inyección en un depósito de aceite mineral, en donde el depósito tiene una temperatura de depósito de 55 °C a 150 °C, en donde el petróleo crudo tiene más de 20° API y el agua de depósito tiene más de 100 ppm de cationes divalentes, y el petróleo crudo se retira del depósito a través de al menos un pozo de producción. La invención también se refiere a la preparación de la mezcla y a un concentrado que comprende la mezcla.
Abstract:
The invention relates to a method for producing oil, in particular Winsor Type III microemulsion flooding, wherein an aqueous surfactant formulation comprising at least one non-ionic surfactant having 11 to 40 ethoxy unit and having a hydrophobic radical of 8 to 32 carbon atoms, and comprising at least one further surfactant different therefrom, is pressed through injection wells into an oil deposit, and crude oil is extracted from the deposit via production wells.
Abstract:
processo para a produção de óleo mineral, formulação de tensoativo aquoso para a produção de óleo mineral, e, tensoativo a invenção se refere a um método para produzir óleo mineral por intemédio de inundação de winsor tipo iii, em que uma formulação de tensoativo aquoso compreende pelo menos um tensoativo iônico da fórmula geral r^ 1^-o-(ch~ 2~c(ch~ 3~)ho)~ m~(ch~ 2~ch~ 2~ch~ 2~o)~ n~-xy^ -^m^ +^ ~ é forçado é removido do depósito através de poços de produção. a invenção também se refere aos tensoativos iônicos da fórmula geral.
Abstract:
Mezcla de tensioactivo que contiene al menos tres tensioactivos iónicos distintos en lo relativo a la parte de hidrocarburo (R1)(R2)-CH-CH2- de fórmula general (I)**Fórmula** en la que R1 representa un resto hidrocarburo alifático saturado o insaturado, lineal, con 10 a 12 átomos de carbono; R2 representa un resto hidrocarburo alifático saturado o insaturado, lineal, con 12 a 14 átomos de carbono; en donde los restos R1 y R2 se seleccionan de modo que al menos 3 tensioactivos iónicos de fórmula general (I) den un resto hidrocarburo (R1)(R2)-CH-CH2- con 24 átomos de carbono, 26 átomos de carbono y 28 átomos de carbono, presentándose el tensioactivo C24 de fórmula general (I) en un intervalo del 40 % al 60 %, el tensioactivo C26 de fórmula general (I) en un intervalo del 30 % al 50 % y el tensioactivo C28 de fórmula general (I) en un intervalo del 1 % al 20 %, referido a la suma molar de los tres tensioactivos; cada A0 representa independientemente etileno, propileno o butileno; k representa un número entero de 1 a 99, X representa un grupo hidrocarburo ramificado o no ramificado con 1 a 10 átomos de carbono, que puede estar sustituido con un grupo OH; o representa 0 o 1; Mb+ representa un catión; Ya- representa un grupo sulfato, un grupo sulfonato, un grupo carboxilato o un grupo fosfato; b representa 1, 2 o 3 y a representa 1 o 2.
Abstract:
The invention relates to a surfactant mixture containing in relation to the hydrocarbon part (R)(R) CH CH at least three different ionic surfactants of general formula (I) wherein R R A k X o Y a b M have the meaning indicated in the description and the claims. The invention further relates to the use and production thereof and to aqueous surfactant formulations containing the mixtures and to a method for producing mineral oil by means of Winsor type III micro emulsion flooding in which the aqueous surfactant formulation is forced through injection wells into a mineral oil deposit and the crude oil is removed from the deposit through production wells.