Developing a competitive recovery and regeneration method for a novel adsorbent Alex Cleaveland, Donald Boehm, Marcia Silva*, David Garman UWM Water Technology Accelerator *msilva@uwm.edu

Our Product Novel filtration porous material Graphene based coating Cost effective Promising regenerative properties

Column Run Spectrometric Analysis Thermal Regeneration Method Column Run Spectrometric Analysis Thermal Regeneration

Disperse Blue 26 Results Sample Number Regeneration Cycle Percent Capture Percent Retention R1 1 59.53   2 62.20 104.49 3 53.72 90.24 R2 43.66 48.09 110.15 17.22 39.44 R3 56.95 63.88 112.17 60.50 106.23

Methylene Blue Results Sample Number Regeneration Cycle Percent Capture Percent Retention R1 1 87.03   2 87.40 100.43 3 85.70 98.48 R2 87.69 86.98 99.19 85.80 97.84 R3 87.62 100.08 97.92

Conclusions Disperse Blue 26 adsorbent retained 100 ±10% of original capacity Methylene Blue adsorbent retained 100 ± 3% of original capacity Adsorbent has a promising outlook of meeting or exceeding our 5 cycle goal