7 The Parks
WA12 0JQ Newton-le-Willows, Merseyside
United Kingdom

Phone: +44 1942 711711
Fax: +44 1942 711571


Company Contacts
Department/ Name Address

Jenny Nash

Company Profile

Donaldson Membranes
Donaldson Membranes, an advanced materials division of Donaldson Company, is a leading worldwide manufacturer of expanded microporous PTFE membranes, films and laminates. Donaldson Tetratex® membrane has a unique microporous structure and hydrophobic characteristics. It is extremely water repellent whilst allowing air and moisture vapour to pass through. It comprises millions of randomly connected fibrils, which create a microporous structure smaller than can be seen by the naked eye. The result is an extraordinary hydrophobic and breathable membrane.

Donaldson places great emphasis on high quality manufacturing and customer service and has been accredited ISO/TS 16949 a testament to our high standards. We will gladly work with you to select and develop the right solution to meet your unique requirements.

Tetratex ePTFE membranes are designed for use in a diverse range of markets including health care, microfiltration, lab analysis, fuel cells and vent filters/breather applications.

Health Care:
Tetratex ePTFE membrane has been specifically engineered to conform to the most demanding worldwide applications and will give complete protection in the most critical medical conditions.

Tetratex microporous expanded PTFE membrane functions in a variety of liquid microfiltration systems to provide solid/liquid separation, purification and sterilization.

Lab Analysis:
Tetratex is used in many laboratories from schools, university research laboratories, hospitals, food and beverage and pharmaceutical laboratories.

Hydrophobic/Oleophobic Venting:
Tetratex provides protection from environmental contamination. Preventing degrade of small electronic devices and sensors.

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