Recrosslinkable Preformed Particle Gels

Research Areas

  • Conformance Problems by Fracture/Conduits Using mm-sized Particles
    • Water Flooding
    • CO2 Flooding
    • Natural Gas Flooding
    • Polymer Flooding
  • Conformance Problem by Matrix Using Nano/Microgels
    • Water Flooding
    • Leakage Control
  • Fluid Loss Control for Drilling

Applied Patents

  • Pu, J., Bai, B., Schuman, T., Re-Assembling Polymer Particle Package for Conformance Control and Fluid Loss Control, 11/02/2021, US11162016B2
  • Long, Y., Bai, B., Schuman, T., Re-Crosslinking Particle Gel for CO2 Conformance Control and CO2 Leakage Blocking, 01/04/2022, US11214729B2
  • Bai, B., Shuman, T., Fiber Assisted RPPG and PPG for Fluid Loss and Conformance Control, 03/08/2022, US11268009B25.
  • Pu, J., Bai, B., Schuman, T., Re-Assembling Polymer Particle Package for Conformance Control and Fluid Loss Control, Jan 10, 2023, US11,549,048 B2
  • Long, Y., Yu, B., Bai, B., Schuman, T., Re-crosslinkable Particle for High Temperature Conformance Control and Temporary Plugging, 2019 (PCT-52898, 19MST033 )
  • Schuman, T., Salunkhe, B., Bai, B., Nontoxic High temperature Resistant Hydrogels (21MST002),  PCT/US21/47487  (08/25/2021)
  • Song, T., Bai, B., Schuman. T., Re-crosslinkable Hyper-branched Polymer Gels Based on a Transamidation reaction with Double Network Structure (20MST039) PCT/US21/47475 (08/25/2021)
  • Song, T., Bai, B., Schuman. T., Lysine-based high-temperature resistant environmentally friendly re-crosslinkable preformed particle gel. 23MST003

Current Products

highlighted Achievements

  • Developed two series of CO2-RPPG
  • Developed high temperature (HT) resistant PPG that can be stable under 150oC
  • Developed a series of models to evaluate the transport and blocking behaviors of PPG

Product Information

Applicable Temperatures of Developed Products

Salinity Conditions being Evaluated of Current Products

PPG/RPPG Synthesis Methods

PPG/RPPG Evaluation Methods