Temporary plugging agent, preparation method and application thereof in oilfield exploitation

The present invention provides a temporary plugging agent preparation method, which comprises: A) mixing acrylamide and sodium alginate in water, sequentially adding a cross-linking agent and an initiator, and carrying out a polymerization reaction to obtain a sodium alginate/acrylamide hydrogel, wh...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG XIAO, DENG JIANAN, LIN ZHENG, QIN KUN, WANG ZHANYI, MENG SENYAO, FAN MIAO, LI QIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADHESIVES AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON DYES GENERAL PROCESSES OF COMPOUNDING MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP WORKING-UP
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