How They Work
Essential Functions—See Our Components in Action
Filtrona Porous Technologies’ range of expertise and technologies enables a growing number of industries and applications to thrive from our high-quality fluid handling components.
Engineered from our core technologies—bonded fiber, polyurethane foam, and porous plastic, our components perform a variety of functions, including absorption, filtration, repellency, wicking, controlled release, venting, evaporation, and functional separation. Performance is controlled by technology and material type, pore size, and other variable properties.
Click on a function below to better understand how our components work and how Filtrona Porous Technologies provided a solution for a number of industries.
Learn more about each of our core technologies »
- + – Absorption
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- Customer Challenge: absorptive capacity of wound care foam dressings
- Our Solution: medical-grade hydrophilic, polyurethane foam dressings with customized absorption rates
- The Success: a highly absorptive foam dressing that promotes faster healing of acute and chronic wounds
- + – Absorption
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- Customer Challenge: stringent fluid waste control, leakage, and lense clarity in a surgical device
- Our Solution: development of a highly absorbent component with tight dimensional control that fit the complex shape of the surgical device
- The Success: a certified component that met quality and performance requirements
- + – Repellency
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- Customer Challenge: less than satisfactory pipette tip filter overall performance
- Our Solution: a depth filter made of a porous material that meets or exceeds pressure drop and filtration efficiency requirements
- The Success: high performing, easy to assemble pipette tip filters with low contamination and uniform air flow
- + – Filtration
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- Customer Challenge: pollution caused by oil vapors in diesel engines
- Our Solution: an oil and water separator meeting filtration, temperature resistance, and longevity targets
- The Success: a filter meeting EPA standards, while operating with no loss in performance after 500 hours in a running diesel engine
- + – Wicking
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- Customer Challenge: indication that enough sample has been collected in a lateral flow diagnostic test
- Our Solution: development of a visual indicator within the sample collection component via a proprietary color change technology
- The Success: a lateral flow diagnostic test that displayed successful sample collection and transfer, providing less uncertainty with test results
- + – Controlled Release
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- Customer Challenge: improving ink extraction in inkjet printer cartridges
- Our Solution: development of a component that improved extraction, while maintaining the desired leak resistance
- The Success: an ink management component with optimal extraction, lower system cost, and lower environmental impact
- + – Controlled Release
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- Customer Challenge: improving ink management systems for writing instruments
- Our Solution: XPE® reservoir and acetate reservoir with high ink release, uniform capillary, and 100% fiber-to film seal
- The Success: happy customers who chose this industry-leading standard in writing instruments, due to superior performance
- + – Filtration
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- Customer Challenge: provide a fail-safe product to protect a vacuum pump from liquid if other mechanisms malfunctioned and to prevent pump damage
- Our Solution: a hydrophobic, water-blocking component that maintains proper air flow and warns of a used product with a color change indicator
- The Success: safety, reliability, good suction, and product adoption due to overall system function
- + – Evaporation
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- Customer Challenge: expensive ceramic wicks used in high temperature insecticide delivery systems
- Our Solution: a non-degradable wick that efficiently delivers an insect repellent vapor at high device temperatures
- The Success: cost effective, high performance delivery system that enabled success and improved industry reputation
- + – Functional Separation
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- Customer Challenge: saliva samples for THC testing were being contaminated by collection methods prior to testing
- Our Solution: sample collection media customized with a proprietary coating to minimize non-specific binding
- The Success: more consistent, accurate results led to increased test reliability and decreased overall cost