1. Robert E. Hanes, Jr., PhD
3110 Southfork Parkway
Manvel, TX 77578
rhanes@sparxeng.com 512-981-9431 LinkedIn
Select Publications
1. Analytical Methods for Maintaining Quality Assurance of Recycled Fracturing Fluids
Hanes, R.; Parker, M.; Slabaugh, B.; Weaver, J.; Walters, H.G. SPE-80221-MS: Society of
Petroleum Engineers
2. Polybenzocrown ethers: synthesis by cesium‐assisted cyclization and solid‐state
structures.
Robert E. Hanes, Jr., Edward C. Ellingsworth, Scott T. Griffin, Robin D. Rogers and Richard A.
Bartsch. Arkivoc. 2010, Part vii, 217‐237.
3. Preparation of benzo‐ and polybenzocrown ethers by macrocyclization reactions.
Robert E. Hanes, Jr., Jong Chan Lee, Sheryl N. Ivy, Anna Palka and Richard A. Bartsch.
Arkivoc. 2010, Part vii, 238‐248.
4. Preparation of 1,3,5‐tris(aminomethyl)‐2,4,6‐triethylbenzene from two versatile 1,3,5‐
tri(halosubstituted) 2,4,6‐triethylbenzene derivatives.
Wallace, Karl J.; Hanes, Robert; Anslyn, Eric; Morey, Jeroni; Kilway, Kathleen V.; Siegel, Jay.
Synthesis 2005,12, 2080‐2083.
5. Large pKa shifts of ‐carbon acids induced by copper(II) complexes
Zhong, Zhenlin; Postnikova, Brenda J.; Hanes, Robert E.; Lynch, Vincent M.; Anslyn, Eric V..
Chemistry 2005, 11, 2385‐2394.
6. Lead Ion Selective Signal Amplification by a Supramolecular Podand Fluoroionophore
/Surfactant Complex Sensor in Water.
Hayashita, Takashi; Qing, Dai; Bartsch, Richard A.; Elshani, Sadik; Hanes, Robert E.; Teramae,
Norio. Supramolecular Chemistry 2005, 17, 141‐146.
7. Towards nanoscale three‐dimensional fabrication using two‐photon initiated
polymerization and near‐field excitation.
Postnikova, Brenda J.; Currie, John; Doyle, Thomas; Hanes, Robert E.; Anslyn, Eric V.; Shear,
Jason B.;Vanden Bout, David E. Microelectronic Engineering 2003, 69, 459‐465.
8. Toward a Stable Hydroxyphosphorane.
Hanes, Robert E., Jr.; Lynch, Vincent M.; Anslyn, Eric V.; Dalby, Kevin N. Org. Lett. 2002, 4,
201‐203.
9. The "Picrate Effect" on Extraction Selectivities of Aromatic Group‐ Containing Crown
Ethers for Alkali Metal Cations.
Talanova, Galina G.; Elkarim, Nazar S. A.; Talanov, Vladimir S.; Hanes, Robert E., Jr.; Hwang,
Hong‐Sik; Bartsch, Richard A.; Rogers, Robin D. J. Am. Chem. Soc. 1999, 121, 11281‐11290.

2. 10. Secondary dibenzylammonium ion binding by [24]crown‐8 and [25]crown‐8
macrocycles.
Ashton, Peter R.; Bartsch, Richard A.; Cantrill, Stuart J.; Hanes, Robert E., Jr.; Hickingbottom,
Sarah K.; Lowe, James N.; Preece, Jon A.; Stoddart, J. Fraser; Talanov, Vladimir S.; Wang,
Zhen‐He. Tet. Lett. 1999, 40, 3661‐3664.
11. Extraction Selectivities of Crown Ethers for Alkali Metal Cations: Differences between
Single‐Species and Competitive Solvent Extractions.
Talanova, Galina G.; Elkarim, Nazar S. A.; Hanes, Robert E. ,Jr.; Hwang, Hong‐Sik; Rogers,
Robin D.; Bartsch, Richard A. Anal. Chem. 1999, 71, 672‐677.
Select Patents
1. Slabaugh, Billy F. ; Hanes, Robert E.; Weaver, Jimmie D.; Methods and compositions for
enhancing guar hydration rates and performing guar derivitization reactions
U.S. Pat. Grant (2010), 7 pp. US7687441 B2
2. Hanes, Robert E.; Weaver, Jimmie D.; Slabaugh, Billy F. Boronic acid networking agents
and associated methods .
U.S. Pat. Grant (2010), 9 pp. US 2005194139
3. Hanes, Robert E.; Weaver, Jimmie D.; Slabaugh, Billy F. Methods and compositions for
reducing the viscosity of treatment fluids.
U.S. Pat. Appl. Publ. (2005), 9 pp. US 2005194139
4. Hanes, Robert E.. Environmentally benign sequestering agents for gelled aqueous well
treatment fluids containing crosslinked gelling agents.
U.S. Pat. Appl. Publ. (2005), 6 pp. US 2005061507
5. Hanes, Robert E.; Pauls, Richard W.; Griffin, David E. Sand control in gravel pack
operations by viscosity breaking of crosslinked polysaccharide gel‐fractured petroleum
wells.
U.S. Pat. Appl.Publ. (2005), 8 pp., Cont.‐in‐part of U.S. Ser. No. 447,814. US 2005061502
6. Hanes, Robert E.; Weaver, Jim D.; Slabaugh, Billy F.; Barrick, David M.
Environmentally benign viscous well treating fluids and methods.
U.S. Pat. Appl. Publ. (2005), 6 pp. US 2005056424
7. Wilson, J. Michael; Hanes, Robert E.; Todd, Bradley L.; Frost, Keith A. Methods and high
density viscous salt water fluids for treating subterranean zones.
U.S. Pat. Appl. Publ. (2005), 5 pp. US 2005022993
8. Griffin, David E.; Pauls, Richard W.; Hanes, Robert E.. Crosslinked polysaccharide‐based
fracturing fluids for petroleum wells containing reducing sugars as activators for gel
breaking agents. U.S. Pat. Appl. Publ. (2004), 6 pp. CODEN: US 2004242430
9. McMechan, D. E.; Weaver, J. D.; Welton, T. D., Hanes, R. E., Jr.; King, K.L.;
Funkhouser, G. P. Treatment fluids comprising friction reducers and antiflocculation
additives and associated methods. US Pat Grant (2014) 8697613 B2
10. Hanes, R. E., Jr. Sealing compositions and associated method of use
US Pat Grant (2007) 7299871 B2