RU2006129621A - Композиции замедленного действия, повышающие клейкость, и соответствующиеспособы, включающие регулирование миграции частиц - Google Patents

Композиции замедленного действия, повышающие клейкость, и соответствующиеспособы, включающие регулирование миграции частиц Download PDF

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RU2006129621A
RU2006129621A RU2006129621/03A RU2006129621A RU2006129621A RU 2006129621 A RU2006129621 A RU 2006129621A RU 2006129621/03 A RU2006129621/03 A RU 2006129621/03A RU 2006129621 A RU2006129621 A RU 2006129621A RU 2006129621 A RU2006129621 A RU 2006129621A
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acrylic acid
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Томас Д. ВЕЛТОН (US)
Томас Д. ВЕЛТОН
Дэвид Э. МАКМЕЧАН (US)
Дэвид Э. МАКМЕЧАН
Брэдли Л. ТОДД (US)
Брэдли Л. ТОДД
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Хэллибертон Энерджи Сервисиз, Инк. (Us)
Хэллибертон Энерджи Сервисиз, Инк.
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/60Compositions for stimulating production by acting on the underground formation
    • C09K8/80Compositions for reinforcing fractures, e.g. compositions of proppants used to keep the fractures open
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/50Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
    • C09K8/504Compositions based on water or polar solvents
    • C09K8/506Compositions based on water or polar solvents containing organic compounds
    • C09K8/508Compositions based on water or polar solvents containing organic compounds macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/60Compositions for stimulating production by acting on the underground formation
    • C09K8/62Compositions for forming crevices or fractures
    • C09K8/66Compositions based on water or polar solvents
    • C09K8/68Compositions based on water or polar solvents containing organic compounds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/60Compositions for stimulating production by acting on the underground formation
    • C09K8/62Compositions for forming crevices or fractures
    • C09K8/70Compositions for forming crevices or fractures characterised by their form or by the form of their components, e.g. foams
    • C09K8/703Foams
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/60Compositions for stimulating production by acting on the underground formation
    • C09K8/80Compositions for reinforcing fractures, e.g. compositions of proppants used to keep the fractures open
    • C09K8/805Coated proppants

Claims (17)

1. Композиция замедленного действия, повышающая клейкость, для регулирования миграции частиц в подземных пластах, содержащая
водный агент, повышающий клейкость; и
активатор замедленного высвобождения кислоты.
2. Композиция по п.1, в которой композиция замедленного действия, повышающая клейкость, содержит добавку, выбираемую из группы, состоящей из гелеобразователей; буферных веществ; поверхностно-активных веществ; разжижителей геля; ферментов; хелатообразователей; веществ, регулирующих пенообразование; кислот; ингибиторов; и ингибиторов образования отложений.
3. Композиция по п.1, в которой водный агент, повышающий клейкость, содержит полимер, который может связывать, коагулировать или флоккулировать частицы в подземном пласте.
4. Композиция по п.1, в которой водный агент, повышающий клейкость, выбирают из группы, состоящей из полимеров акриловой кислоты; полимеров сложных эфиров акриловой кислоты; полимеров производных акриловой кислоты; гомополимеров акриловой кислоты; гомополимеров сложных эфиров акриловой кислоты; поли(метилакрилата), поли(бутилакрилата); поли(2-этилгексилакрилата); сополимеров сложных эфиров акриловой кислоты; полимеров производных метакриловой кислоты; гомополимеров метакриловой кислоты; гомополимеров сложных эфиров метакриловой кислоты; поли(метилметакрилата), поли(бутилметакрилата); поли(2-этилгексилметакрилата); полимеров акриламидометилпропансульфоната; полимеров производных акриламидометилпропансульфоната; сополимеров акриламидометилпропансульфоната; сополимеров акриловой кислоты/акриламидометилпропансульфоната, их производных и их комбинаций.
5. Композиция по п.1, в которой водный агент, повышающий клейкость, выбирают из группы, состоящей из четвертичного бензилкокоди(гидроксиэтил)амина; п-трет-амилфенола, сконденсированного с формальдегидом; и сополимера, содержащего от приблизительно 80 до приблизительно 100% С1-30 алкилметакрилатных мономеров и от приблизительно 0 до приблизительно 20% гидрофильных мономеров.
6. Композиция по п.1, в которой водный агент, повышающий клейкость, составляет от приблизительно 0,01 до приблизительно 10% от композиции замедленного действия, повышающей клейкость.
7. Композиция по п.1, в которой активатор замедленного высвобождения кислоты, включает предшественник кислоты, выбранный из группы, состоящей из сложных ортоэфиров; сложных поли(ортоэфиров); разлагающихся полимеров; инкапсулированных кислот; сложных эфиров; лактонов; молочного ангидрида; и малеинового ангидрида.
8. Композиция по п.1, в которой активатор замедленного высвобождения кислоты, включает сложный ортоэфир, описываемый формулой RC(OR')(OR'')(OR'''), где R', R'' и R''' не является водородом, и R', R'' и R''' могут являться, а могут и не являться одной и той же группой.
9. Композиция по п.1, в которой активатор замедленного высвобождения кислоты, включает сложный ортоэфир или сложный поли(ортоэфир), выбираемые из группы, состоящей из ортоацетатов; триметилортоацетата; триэтилортоацетата; трипропилортоацетата; триизопропилортоацетата; трибутилортоацетата; поли(ортоацетатов); ортоформиатов; триметилортоформиата; триэтилортоформиата; трипропилортоформиата; триизопропилортоформиата; трибутилортоформиата; поли(ортоформиатов); ортопропионатов; триметилортопропионата; триэтилортопропионата; трипропилортопропионата; триизопропилортопропионата; трибутилортопропионата; поли(ортопропионатов); и сложных ортоэфиров полифункциональных спиртов.
10. Композиция по п.1, в которой активатор замедленного высвобождения кислоты, включает разлагающийся полимер, выбираемый из группы, состоящей из алифатических сложных полиэфиров; поли(лактидов); поли(гликолидов); поли(ε-капролактонов); поли(гидроксибутиратов); поли(ангидридов); поли(адипинового ангидрида); поли(пробкового ангидрида), поли(себацинового ангидрида); поли(додекандиоевого ангидрида); поли(малеинового ангидрида); поли(бензойного ангидрида); поли(молочной кислоты); смеси поли(молочной кислоты) и поли(гликолида); и алифатических поликарбонатов.
11. Состав для обработки приствольной зоны для использования в подземном пласте при регулировании миграции частиц, содержащий жидкость на водной основе и композицию замедленного действия, повышающую клейкость, при этом композиция замедленного действия, повышающая клейкость, содержит водный агент, повышающий клейкость, и активатор замедленного высвобождения кислоты.
12. Композиция по п.11, где состав для обработки приствольной зоны представляет собой рабочую жидкость для гидравлического разрыва пласта или рабочую жидкость для получения гравийной набивки.
13. Композиция по п.11, где состав для обработки приствольной зоны представляет собой вспененный состав для обработки приствольной зоны.
14. Композиция по п.11, где состав для обработки приствольной зоны содержит компонент, выбираемый из группы, состоящей из пресной воды; соленой воды; рассолов; морской воды; пенообразователя; алкиламидобетаинов; кокоамидопропилбетаина; альфа-олефинсульфоната; хлорида триметилталлоуаммония; С8-C22 алкилэтоксилатсульфата; хлорида триметилкоко аммония; гелеобразователей; природных биополимеров; синтетических полимеров; сшитых гелеобразователей; вязкоупругих поверхностно-активных веществ; гуара; ксантана; полисахаридов; подвергнутых деполимеризации гелеобразователей; и разжижителей геля.
15. Множество частиц расклинивающего наполнителя с нанесенным покрытием в виде композиции замедленного действия, повышающей клейкость, которая содержит водный агент, повышающий клейкость, и активатор замедленного высвобождения кислоты.
16. Частицы расклинивающего наполнителя по п.15, где частицы, по меньшей мере, одного расклинивающего наполнителя выбирают из группы, состоящей из песка; боксита; керамических материалов; материалов на основе стекла; расклинивающего наполнителя с предварительно нанесенным покрытием из смолы; полимерных материалов; тетрафторэтиленовых материалов; ореховой скорлупы; кусков ореховой скорлупы; кусков фруктовых косточек; частиц подвергнутой обработке древесины; частиц композитов, полученных из связующего и частиц наполнителей; диоксида кремния; оксида алюминия; угольной пыли; технического углерода; графита; слюды; диоксида титана; метасиликата; силиката кальция; каолина; талька; диоксида циркония; бора; зольной пыли; полых стеклянных микросфер; и их смесей.
17. Частицы расклинивающего наполнителя по п.15, где водный агент, повышающий клейкость, выбирают из группы, состоящей из: полимеров акриловой кислоты; полимеров сложных эфиров акриловой кислоты; полимеров производных акриловой кислоты; гомополимеров акриловой кислоты; гомополимеров сложных эфиров акриловой кислоты; поли(метилакрилата), поли(бутилакрилата); поли(2-этилгексилакрилата); сополимеров сложных эфиров акриловой кислоты; полимеров производных метакриловой кислоты; гомополимеров метакриловой кислоты; гомополимеров сложных эфиров метакриловой кислоты; поли(метилметакрилата), поли(бутилметакрилата); поли(2-этилгексилметакрилата); полимеров акриламидометилпропансульфоната; полимеров производных акриламидометилпропансульфоната; сополимеров акриламидометилпропансульфоната; сополимеров акриловой кислоты/акриламидометилпропансульфоната; четвертичного бензилкокоди(гидроксиэтил)амина; п-трет-амилфенола, сконденсированного с формальдегидом; сополимеров, содержащих от приблизительно 80 до приблизительно 100% С1-30 алкилметакрилатных мономеров и от приблизительно 0 до приблизительно 20% гидрофильных мономеров; и их комбинаций; и активатор замедленного высвобождения кислоты, включает предшественника кислоты, выбираемого из группы, состоящей из сложных ортоэфиров; сложных поли(ортоэфиров); разлагающихся полимеров; инкапсулированных кислот; сложных эфиров; лактонов; молочного ангидрида; и малеинового ангидрида.
RU2006129621/03A 2005-08-16 2006-08-15 Множество частиц расклинивающего наполнителя с нанесенным покрытием из композиции замедленного действия, повышающей клейкость, и состав для обработки на их основе RU2422487C2 (ru)

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