RU2013157591A - Способ получения композиции водного понизителя температуры застывания в виде дисперсии - Google Patents
Способ получения композиции водного понизителя температуры застывания в виде дисперсии Download PDFInfo
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Abstract
1. Способ получения композиции понизителя температуры застывания в виде дисперсии, включающий стадии:а. объединения в экструдере:i. сополимера этиленвинилацетата (ЭВА),ii. диспергатора;иiii. водыдля получения водной дисперсии сополимера ЭВА, иb. необязательно перемешивания водной дисперсии сополимера ЭВА сiv. водным понизителем температуры застывания для получения композиции водного понизителя температуры застывания в виде дисперсии,где количество сополимера ЭВА в конечной композиции находится в диапазоне от 25 до 60 массовых процентов, и массовые процентные уровни содержания получают в расчете на совокупную массу композиции водного понизителя температуры застывания в виде дисперсии.2. Способ п. 1, где средний размер частиц диспергированного сополимера ЭВА составляет величину, равную или меньшую 1 микрометра, количество диспергатора в конечной композиции находится в диапазоне от 1 до 10 массовых процентов, смесь воды и водного понизителя температуры застывания присутствует в конечной композиции в количестве от 40 до 75 массовых процентов, и соотношение вода:водный понизитель температуры застывания находится в диапазоне от 40:60 до 70:30.3. Способ по п. 1, где композиция понизителя температуры застывания дополнительно содержит:v. стабилизатор в количестве от 0,5 массового процента до 5 массовых процентов.4. Способ по п. 1, где диспергатор ii) содержит один или несколько компонентов, выбранных из:а. жирной кислоты/соли, имеющих формулу RCOOR, где Rпредставляет собой прямоцепочечный, насыщенный или ненасыщенный углеводородный радикал, содержащий от 8 до 25 атомов углерода, и Rпредставляет собой Н или радикал, образующий основание;b
Claims (10)
1. Способ получения композиции понизителя температуры застывания в виде дисперсии, включающий стадии:
а. объединения в экструдере:
i. сополимера этиленвинилацетата (ЭВА),
ii. диспергатора;
и
iii. воды
для получения водной дисперсии сополимера ЭВА, и
b. необязательно перемешивания водной дисперсии сополимера ЭВА с
iv. водным понизителем температуры застывания для получения композиции водного понизителя температуры застывания в виде дисперсии,
где количество сополимера ЭВА в конечной композиции находится в диапазоне от 25 до 60 массовых процентов, и массовые процентные уровни содержания получают в расчете на совокупную массу композиции водного понизителя температуры застывания в виде дисперсии.
2. Способ п. 1, где средний размер частиц диспергированного сополимера ЭВА составляет величину, равную или меньшую 1 микрометра, количество диспергатора в конечной композиции находится в диапазоне от 1 до 10 массовых процентов, смесь воды и водного понизителя температуры застывания присутствует в конечной композиции в количестве от 40 до 75 массовых процентов, и соотношение вода:водный понизитель температуры застывания находится в диапазоне от 40:60 до 70:30.
3. Способ по п. 1, где композиция понизителя температуры застывания дополнительно содержит:
v. стабилизатор в количестве от 0,5 массового процента до 5 массовых процентов.
4. Способ по п. 1, где диспергатор ii) содержит один или несколько компонентов, выбранных из:
а. жирной кислоты/соли, имеющих формулу R1COOR2, где R1 представляет собой прямоцепочечный, насыщенный или ненасыщенный углеводородный радикал, содержащий от 8 до 25 атомов углерода, и R2 представляет собой Н или радикал, образующий основание;
b. алкил-, арен- и/или алкиларенсульфоната;
с. соли полимера алкилакрилата и/или алкилметакрилата и акриловой и/или метакриловой кислоты или соли неполных сложных эфиров сополимеров малеинового ангидрида-стирола;
d. катионного поверхностно-активного вещества;
е. цвиттер-ионного поверхностно-активного вещества; или
f. неионного поверхностно-активного вещества.
5. Способ по п. 1, где диспергатор ii) представляет собой натриевую соль олеиновой кислоты, стеариновой кислоты, бегеновой кислоты или эруковой кислоты или калиевую соль олеиновой кислоты, стеариновой кислоты, бегеновой кислоты или эруковой кислоты или их смеси.
6. Способ по п. 1, где стабилизатор v) представляет собой полиэтоксилированное неионное поверхностно-активное вещество, и водный понизитель температуры застывания представляет собой этиленгликоль.
7. Способ по п. 1, где композиция понизителя температуры застывания в виде дисперсии дополнительно содержит одну или несколько дополнительных добавок vi), выбранных из бактерицида, красителя или противовспенивателя.
8. Способ по п. 1, где стадии а и b проводят последовательно в экструдере, в котором получают водную дисперсию сополимера ЭВА.
9. Способ по п. 1, где стадия b не протекает в экструдере, в котором получают водную дисперсию сополимера ЭВА.
10. Способ по п. 4 или 5, где соль образуется в экструдере.
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US201161495529P | 2011-06-10 | 2011-06-10 | |
US61/495,529 | 2011-06-10 | ||
PCT/US2012/039910 WO2012170242A1 (en) | 2011-06-10 | 2012-05-30 | Method t0 make an aqueous pour point depressant dispersion composition |
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WO2014123736A2 (en) * | 2013-02-07 | 2014-08-14 | General Electric Company | Compositions and methods for inhibiting fouling in hydrocarbons or petrochemicals |
ITMI20132043A1 (it) * | 2013-12-06 | 2015-06-07 | Eni Spa | Composizioni a base di copolimeri etilene-vinilacetato e loro impiego come additivi anti-gelificazione di greggi petroliferi paraffinici |
MX2017006623A (es) * | 2014-12-05 | 2017-10-31 | Dow Global Technologies Llc | Apuntalante que comprende agente de recubrimiento para tratamiento de pozos de petroleo. |
SG11201705505XA (en) * | 2015-01-05 | 2017-08-30 | Saudi Arabian Oil Co | Characterization of crude oil and its fractions by thermogravimetric analysis |
WO2016137922A1 (en) | 2015-02-27 | 2016-09-01 | Dow Global Technologies Llc | Hydrocarbon solvent stable aqueous pour point depressant dispersion composition |
WO2019013799A1 (en) | 2017-07-13 | 2019-01-17 | Baker Hughes, A Ge Company, Llc | SYSTEM FOR DELIVERING OLEO-SOLUBLE WELL PROCESSING AGENTS AND METHODS OF USE THEREOF |
US11254850B2 (en) | 2017-11-03 | 2022-02-22 | Baker Hughes Holdings Llc | Treatment methods using aqueous fluids containing oil-soluble treatment agents |
BR112021020892A2 (pt) * | 2019-04-17 | 2021-12-21 | Dow Global Technologies Llc | Processo, e, revestimento de vedação a quente para embalagem de alimentos ou para embalagem industrial |
US10961444B1 (en) | 2019-11-01 | 2021-03-30 | Baker Hughes Oilfield Operations Llc | Method of using coated composites containing delayed release agent in a well treatment operation |
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2012
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- 2012-05-30 US US14/119,713 patent/US20150369822A1/en not_active Abandoned
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CA2838304A1 (en) | 2012-12-13 |
WO2012170242A1 (en) | 2012-12-13 |
DK2718364T3 (da) | 2017-01-30 |
CN103597027A (zh) | 2014-02-19 |
CN103597027B (zh) | 2017-01-18 |
CO6821926A2 (es) | 2013-12-31 |
CA2838304C (en) | 2017-12-05 |
EP2718364B1 (en) | 2016-11-02 |
EP2718364A1 (en) | 2014-04-16 |
US20150369822A1 (en) | 2015-12-24 |
BR112013031476A2 (pt) | 2016-12-06 |
RU2606625C2 (ru) | 2017-01-10 |
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