Investigation on gelation process and microstructure for partially hydrolyzed polyacrylic amide (HPAm)–Cr(III) acetate–methanal compound crosslinked weak gel

Maitland GC (2000) Oil and gas production. Curr Opin Colloid Interface Sci 5(5):301–311

Lockhart TP (1994) Chemical properties of chromium/polyacrylamide gels. SPE Adv Technol Ser 2(2):199–205

Shriwal, P, Lane R (2012) Impacts of timing of crosslinker addition on water shutoff polymer gel properties. In: SPE improved oil recovery symposium

Broseta D, Marquer O, Blin N, Zaitoun A (2000) Rheological screening of low-molecular-weight polyacrylamide/chromium (III) acetate water shutoff gels. In: SPE/DOE improved oil recovery symposium

Simjoo M, Vafaie Sefti M, Dadvand Koohi A, Hasheminasab R, Sajadian V (2007) Polyacrylamide gel polymer as water shut-off system: preparation and investigation of physical and chemical properties in one of the Iranian oil reservoirs conditions. Iran J Chem Chem Eng 26(4):99–108

Sydansk RD (1990) A newly developed chromium(III) gel technology. SPE Reserv Eng 5(3):346–352

Natarajan D, McCool CS, Green DW, Willhite GP (1998) Control of in situ gelation time for HPAAM-chromium acetate systems. In: SPE/DOE improved oil recovery symposium

Cheng M, Wang C, McCool CS, Green DW, Willhite GP (2005) Modeling of pre-gel aggregate growth during the gelation of a polyacrylamide-chromium (III) acetate gel system using the theory of branching processes. In: SPE international symposium on oilfield chemistry

Sydansk R D (1988) A new conformance-improvement-treatment chromium (III) gel technology. In: SPE enhanced oil recovery symposium

Sydansk RD, Argabright PA (1987) Conformance improvement in a subterranean hydrocarbon-bearing formation using a polymer gel. U.S. Patent No. 4,683,949

Sydansk RD (1993) Acrylamide-polymer/chromium (III)-carboxylate gels for near wellbore matrix treatments. SPE Adv Technol Ser 1(1):146–152

Lockhart TP, Albonico P (1994) New chemistry for the placement of chromium (III)/polymer gels in high-temperature reservoirs. SPE Prod Facil 9(4):273–279

Albonico P, Burrafato G, Alberto D, Lockhart TP (1993) Effective gelation-delaying additives for Cr+3/polymer gels. In: SPE international symposium on oilfield chemistry

Tackett JE (1989) Characterization of chromium(III) acetate in aqueous solution. Appl Spectrosc 43(3):490–499

Shu P (1989) Gelation mechanism of chromium(III). In: Oil field chemistry ACS symposium series Ed. Borckard JK, Yen TF, 137–144

Prud’homme R, Uhl J, Poinsatte J (1983) Rheological monitoring of the formation of polyacrylamide/Cr+3 gels. Old SPE J 23(5):804–808

Vargas-Vasquez SM, Romero-Zerón LB (2008) A review of the partly hydrolyzed polyacrylamide Cr(III) acetate polymer gels. Pet Sci Technol 26(4):481–498

Littmann W (1988) Polymer flooding, vol 24. Elsevier Science

Wu J, Lee HK (2005) Orthogonal array designs for the optimization of liquid–liquid–liquid microextraction of nonsteroidal anti-inflammatory drugs combined with high-performance liquid chromatography-ultraviolet detection. J Chromatogr A 1092(2):182–190

Wu X, Leung DY (2011) Optimization of biodiesel production from camelina oil using orthogonal experiment. Appl Energy 88(11):3615–3624

Jia H, Pu WF, Zhao JZ, Jin FY (2010) Research on the gelation performance of low toxic PEI cross-linking PHPAM gel systems as water shutoff agents in low temperature reservoirs. Ind Eng Chem Res 49(20):9618–9624

Romero-Zeron L, Hum F, Kantzas A (2008) Characterization of crosslinked gel kinetics and gel strength by use of NMR. SPE Reserv Eval Eng 11(3):439–453

Vargas-Vasquez SM, Romero-Zerón LB, Macgregor R, Gopalakrishnan S (2007) Monitoring the cross-linking of a HPAm/Cr(III) acetate polymer gel using 1H NMR, UV spectrophotometry, bottle testing, and rheology. Int J Polym Anal Charact 12(5):339–357