HeiQ Viroblock

Antiviral and antibacterial protection

Strong antiviral and antibacterial effect against enveloped viruses (incl. coronaviruses) and bacteria


Tested effective against SARS-CoV-2 (COVID-19)


Suitable for all fiber types, from medical nonwovens (e.g. face masks) to fabrics for clothing and home textiles


Residual virus infectivity tested according to a modified ISO 20743 method (Sendai), rapid antiviral effect demonstrated within 2-5 minutes


Hypoallergenic, provides self-sanitizing and germ resistant surface

Patent pending antiviral and antibacterial technology


For standard N95 or FFP2 disposable masks: Increases the protection of the mask by more than 30 times


For washable fabrics: Lasts at least 30 gentle washes at 60°C (140°F)

Regulatory coverage: EU BPR and EU


REACH compliant, main ingredient regis- tered with US TSCA and US EPA, Oeko-Tex conform


Textiles provide a large hosting surface area for bacteria and viruses, benefiting their carryover


Viruses and bacteria can remain active on textile surfaces from days to months


Human coronavirus (SARS-CoV) can persist for up to 2 days on surgical gowns at room temperature


Textiles treated with HeiQ Viroblock NPJ03 actively inhibit viruses and kill bac- teria upon contact


HeiQ Viroblock NPJ03 treated textiles help to minimize the potential for re-trans- mission of pathogens from textiles





* Based on mask studies. Treated masks reduce virus and bacteria infectivity by more than 30 times compared to untreated masks


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