EP 2943551 A1 20151118 - WELLBORE SERVICING METHODS AND COMPOSITIONS COMPRISING DEGRADABLE POLYMERS
Title (en)
WELLBORE SERVICING METHODS AND COMPOSITIONS COMPRISING DEGRADABLE POLYMERS
Title (de)
BOHRLOCHWARTUNGSVERFAHREN UND ZUSAMMENSETZUNGEN MIT ABBAUBAREN POLYMEREN
Title (fr)
PROCÉDÉS ET COMPOSITIONS COMPRENANT DES POLYMÈRES DÉGRADABLES POUR L'ENTRETIEN DE PUITS DE FORAGE
Publication
Application
Priority
- US 201314065701 A 20131029
- US 2014052546 W 20140825
Abstract (en)
[origin: WO2015065575A1] A method of servicing a wellbore comprising providing a degradable polymer and a delayed action construct within a portion of a wellbore, a subterranean formation or both; wherein the delayed action construct comprises (i) a degradation accelerator comprising an alkanolamine, an oligomer of aziridine, a polymer of azridine, a diamine, or combinations thereof, (ii) a solid support, and (iii) an encapsulating material; and placing the wellbore servicing fluid comprising the degradable polymer and delayed action construct into the wellbore, the subterranean formation or both.
IPC 8 full level
C09K 8/035 (2006.01); C09K 8/508 (2006.01)
CPC (source: EP)
C08G 73/0206 (2013.01); C08L 67/00 (2013.01); C08L 69/00 (2013.01); C09K 8/035 (2013.01); C09K 8/508 (2013.01); C08L 79/02 (2013.01); C09K 2208/26 (2013.01)
Citation (search report)
See references of WO 2015065575A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2015065575 A1 20150507; AR 097745 A1 20160413; AU 2014342957 A1 20150813; AU 2014342957 B2 20160602; CA 2908429 A1 20150507; CA 2908429 C 20180619; EP 2943551 A1 20151118
DOCDB simple family (application)
US 2014052546 W 20140825; AR P140103527 A 20140924; AU 2014342957 A 20140825; CA 2908429 A 20140825; EP 14761514 A 20140825