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PolyU develops PU30TM – Antiviral, Washable & Reusable Face Mask

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PU30TM Antiviral, Washable & Reusable Face Mask

Product is developed by Prof. Chi-wan Kan's team

Product is developed by Prof. Chi-wan Kan's team

PolyU develops PU30TM – Antiviral, Washable & Reusable Face Mask

PolyU develops PU30TM – Antiviral, Washable & Reusable Face Mask

Waterproof cotton woven fabric treated with the formulation using Poly (hexamethylene) biguanide (PHMB) developed by PolyU

Waterproof cotton woven fabric treated with the formulation using Poly (hexamethylene) biguanide (PHMB) developed by PolyU

Internal and external testing

Internal and external testing

This reusable face mask inhibits tested strains of influenza virus (H1N1) and the Novel Coronavirus (COVID-19) on contact with the surface of the face mask in laboratory (in-vitro) tests. However, correlation between in-vitro testing results and any clinical event has not been established.

99
Blocks particles intake by >95% (PFE test)
99
Prevents spraying while coughing (including bacteria) by >95% (BFE test)
99
Viral Filtration Efficiency by >95% (VFE test)

How to use?

  1. Wash before first use. (see wash instructions)
  2. Check the mask before use; do not use if visibly damaged. Change the mask immediately if soiled with blood or other bodily fluids.
  3. Clean your hands before and after putting on or removing the mask; avoid touching the surfaces of the mask.
  4. The side with label faces outwards, and the side with metallic strip faces upwards.
  5. Secure loops around both ears.
  6. Adjust mask to cover mouth, nose and under chin.
  7. Mould the metallic strip to nose bridge and the mask should fit snugly over the face.
  8. Wash the mask after use on a daily basis; allow to dry completely.
  9. Use the enclosed card to record your usage.
  10. For personal use only; do not share.

How to wash?

  1. Wash separately
  2. Gentle hand wash: soak in water 100 °C for 30 minutes
  3. Rinse with water
  4. Drip dry
  5. Iron at low temperature (optional)
    Important
  1. Do not use antiseptic detergent or bleach
  2. Do not rub or brush
  3. Do not tumble dry
  4. Do not dry clean

Cantonese Version 廣東話版本
BFE% after hot water washed 30 times
PFE% after hot water washed 30 times

Media

Facebook Research Paper - Reusable Face Masks as Alternative for Disposable Medical Masks: Factors that Affect their Wear-Comfort 12 Sept 2020
星島日報 #PU30專家團隊專訪 27 July 2020
香港聖公會福利協會 香港聖公會「心意行動」 19 June 2020
明報副刊 明報理大實測 可重用口罩 乾爽大比併 18 May 2020

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