PRODUCTS
OxyPad® Self-Adhesive Membrane Pads
Ventilation and Protection from Liquid Ingress, Dust, and Dirt – Made Easy
To achieve more reliable, longer-lasting ventilation of your device, OxyPad® self-adhesive membrane pads can be easily integrated to provide ventilation which helps to avoid harmful condensation, ensures pressure equalization, and protects against the ingress of water, dust, or other harmful particulates.
These 100% PFOA- free hydrophobic and oleophobic- treated membrane vents can be incorporated via manual or automated assembly in various standard and customizable sizes with different membrane properties. OxyPad® is available using both unlaminated UNIQUE-MEM® and laminated ROTRAC® membrane technologies.
- 100% Free of PFOA: Compliant with (EC) 1907/2006 REACH / Regulation (EU) 2019/1021 POP
- Precisely defined pore-size and pore-density for unmatched airflow and WEP stability
- Various adhesives available
- Smooth surface properties for excellent liquid repellency
- Space-saving assembly
- Wide variety of customizable design options
- Easily integrated into automatic assembly processes
- Available with backing for increased mechanical stress resistance
- High temperature stability
- High resistance towards pressure changes
Self-Adhesive Pad With and Without Lamination
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| Outer Diameter [mm] | 5 | 7 | 8 | 10 | 14 |
| Free Membrane Diameter [mm] | 2 | 3 | 4 | 5.5 | 8 |
- PET (hydrophilic and hydrophobic)
- Polycarbonate (PC)
- Alternative membrane materials available on demand
| Specification | Unique-Mem® Track-Etched Membranes | RoTrac® Track-Etched Membranes |
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| Bandwidth (mm) |
10, 13, 14.5, 20 & custom sizes
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| High Quality Raw Materials |
PET – naturally slightly hydrophilic
PC – naturally slightly hydrophobic
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PET-Membrane/ PET-Nonwoven –harder
PET-Membrane/ PP-Nonwoven – softer
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| Pore Size Ranges |
0.1µm to 10µm
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0.2µm to 3.0µm
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| Pore Density Ranges |
105 to 109 pores per cm2
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2×106 bis 3×108 pores per cm2
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| Thickness Ranges |
8µm to 50µm
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90µm to 220µm
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| Temperature Ranges |
– 40°C and 160°C (for special application < 200°C)
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– 40°C and 130°C (for special application < 160°C)
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| Air Flow Ranges |
Up to 800 l / (bar cm2 min)
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Up to 37 l / (bar cm2 min)
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| Hydrophilic Treatments |
Various hydrophilic treatments increase water flow rate and wetting abilities of the membrane (example: PVP treatment)
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| Hydrophobic / Oleophobic Treatment: |
Grade up to 7.5; AATCC TM 118
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| Salt spray resistance test2 |
According to IEC 60068-2-52, based on validation by the customer
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| Temperature resistance test1 |
In accordance with ISO 16750-4
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| Ice water shock test1&2 |
In accordance with ISO 16750-4
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| Climate resistance test |
In accordance with ISO 16750-4
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| Chemical resistance test1 |
According LV124/ ISO 16750-5
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| IP Protection1 |
IP 64/65/66/67/68, according to DIN 40050
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1 Testing in Progress
2 Based on Customer Validation
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Highlighted Case Study
Advanced Driver Assistance System (ADAS) Venting
A manufacturer of automotive sensor components came to Oxyphen to develop and design a hydrophobic membrane venting solution specific to their automotive application that would provide protection, airflow to maintain adequate pressure compensation during normal operation, and be easy to assemble.
Related Resources
OxyPad® Product Brochure
Learn more about OxyPad® 100% PFOA-free hydrophobic and oleophobic-treated self-adhesive pads that provide consistent pressure equalization to reduce seal stress, minimize condensation, and protect the housing.
EV Battery Safety Vents Application Brochure
Learn more about Oxyphen’s hydrophobic all-in-one solution that protects critical internal components from the ingress of liquid, dust, dirt, and other contaminants while also having the ability to burst at predefined overpressures to prevent potential explosions from taking place in the event of thermal runaway.
Automotive Lighting Application Brochure
Learn more about Oxyphen’s ultra-hydrophobic fiber-based membrane vents that provide a high airflow while also preventing liquid, fine dust and particles, and humidity from entering the lighting system.
Register for our on-demand Webinar
For precision and control: An introduction to track-etched membrane technology
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Rollstock Membrane
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OxyDisc® Die-Cut Membrane Discs
OxyDisc® die-cut membrane discs can be easily mounted and produced using either hydrophobic or hydrophilic membranes for a variety of filtration or venting application requirements.
OxySeal® Pressure Compensation Units
OxySeal® pressure- compensated venting plugs, which are available with hydrophobic or oleophobic treated membranes, can prevent the ingress of liquid, water, dust, dirt, salt, and other contaminants.
Membrane Technologies Available
Technologies
Unique-Mem® Unlaminated Track-Etched Membranes
Unique-Mem® track-etched membranes, available as hydrophilic or hydrophobic, are characterized by cylindrical shaped pores penetrating the membrane in different angles. They have a smooth flat surface and well-defined flow rates..
Technologies
RoTrac® Laminated Track-Etched Membranes
RoTrac® track-etched membranes are Unique-Mem® membranes that are supported with non-wovens (PP or PET) to create a more robust membrane. They are available as either hydrophilic or hydrophobic membranes.
Technologies
Fiber-Based Membranes
Fiber-based membranes are surface modified using a super-hydrophobic coating to repel water and other liquids while still allowing maximum airflow.
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