High-Yield Separation.
Low-Cost Operation.
Evolution sanitary membranes drive productivity and product concentration while providing reliable separation and operation for bioprocessors. With an anti-fouling zwitterionic copolymer chemistry that can enable simpler cleaning programs, Evolution membranes save money in downstream process separation applications.
Zwitterionic Technology Unlocks Anti-Fouling Membranes for Bioprocessing.
Evolution membranes feature a patented zwitterionic chemistry which serves as a permanent barrier to irreversible organic fouling, making them ideal for downstream processing streams within bioprocessing. This proprietary anti-fouling chemistry is extremely hydrophilic while actively displacing or repelling organic compounds so they cannot adhere to and foul the membrane.
These membranes offer the highest resistance to organic fouling with stable membrane flux, enabling users to benefit from simpler cleaning programs and reliable operations. Bioprocessors can achieve higher product concentrations and increase achievable purity, while supporting sustainability targets.
Evolve your process with ZwitterCo membranes.
Watch to discover the impact of Evolution SF membrane technology at Solugen.
2x+ improvement in cleaning times
400% savings in membrane costs within 9 months
Full flux recovery with just a warm rinse and caustic wash
What Challenges Can ZwitterCo Solve for You?
Wastewater Treatment
With ZwitterCo membranes, you can transform waste from cost to benefit by capturing lost product during the wastewater treatment process. Learn more about our wastewater solutions to enable co-product capture and reduce freshwater demand by clicking below.
Downstream processing
Easier and less frequent cleanings.
Whenever a cleaning is performed, valuable product is lost as it is cleaned off the surface of the membranes and flushed out of the system with the cleaning program waste rather than recovered. But there is another option.
With ZwitterCo membranes, you achieve:
- Longer production runs
- Less frequent cleanings
- Higher product yield
- Full permeance recovery
- Lower OPEX


Increase plant efficiency.
ZwitterCo membranes operate at a more stable flux than conventional membranes, resulting in a higher average flux, allowing you to benefit from greater productivity and throughput and longer runs before cleaning.
This allows for producing more product from existing equipment, increasing overall plant efficiency.
“Our process would not be profitable or possible without ZwitterCo membranes.”
– Dr. Konrad Miller, VP, Manufacturing, Science, & Technology, Solugen
Multiple Opportunities
in Downstream
Processing
From proteins, amino acids, enzymes, and final products, Evolution membranes can help in a variety of ways.

Lower OPEX.
ZwitterCo Evolution membranes are extremely anti-fouling, allowing for longer membrane life and less-frequent membrane replacements – lowering overall OPEX.
ZwitterCo membranes also offer intrinsic pore uniformity and permeance recovery which results in:
- Higher product yield
- Increased throughput
- Longer uptime
- Lower CIP costs
This saves water and energy, allowing bioprocessors to develop more cost-effective and sustainable processes.


Easy integration.
Evolution sanitary membrane elements are designed to be one-for-one substitutes for conventional full-fit membranes, therefore requiring no additional CAPEX. This seamless integration not only simplifies the upgrade process but also paves the way for future plant expansions and system scalability.
Mott Case Study
Speak with our engineers to discover ways that ZwitterCo can support positive changes at your plant. With our help, you can reduce your hauling and avoid heavy OPEX spend on plant expansion.

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Industrial Wastewater Reuse
ZwitterCo has only polymeric membranes that can filter high strength organic streams without rapid and irreversible fouling. More description here to describe the kind of solutions we offer for NMP.
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Challenging Surface Water Treatment
Write a description about how we solve challenging surface water treatment problems. EMP for pure water.
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High Value Protein & Co-Product Separation
Write copy about our solution for protein bioprocessing co-product creation – EMP Process.
Remove Bulk Organics
Remove tough to fight organics, such as fats, oils, grease, and protein.
Fully Chlorine-Intolerant
Can endure aggressive cleaning without wear and tear
Runs at Low Pressure
Runs at low pressure by not removing salt, sugar, alcohol’s or other small molecules.
Replaces Biological Systems
Replace biological systems or coagulation/flocculation processes commonly used to treat organics.