Herma: Wash-off adhesive for optimised PET recycling

The new wash-off adhesive for labels from Herma ensures that very pure PET granulate is produced during recycling - without any annoying residues of paper or film labels or adhesive residues.
The new wash-off adhesive for labels 62Rpw achieves a wash-off rate of 100 per cent for film labels. (Image: Herma) The new wash-off adhesive for labels 62Rpw achieves a wash-off rate of 100 per cent for film labels. (Image: Herma)
The new wash-off adhesive for labels 62Rpw achieves a wash-off rate of 100 per cent for film labels. (Image: Herma)

The new wash-off adhesive for labels from Herma ensures that very pure PET granulate is produced during recycling - without any annoying residues of paper or film labels or adhesive residues.

The Herma adhesive labelled 62Rpw is characterised by its reliable adhesive strength and high resistance to moisture, but can also be in standard industrial cleaning processes completely. This is made possible by an innovative Multilayer technology. The pressure-sensitive adhesive is securely anchored to the label material by an intermediate layer and can therefore be completely removed from the PET surface become.

The innovative pressure-sensitive adhesive will initially be available with a wet and alkali-resistant paper and a PP film. For the label materials Hermacoat greaseproof (grade 228) and Herma PO transparent (grade 846) certificates from the Institute cyclos-HTP which certify recyclability in conjunction with the 62Rpw adhesive. For Two other labelling materials made from film the company expects to receive the corresponding certificates shortly.

„The fact that the label can simultaneously separate all impurities, especially printing inks, makes it a crucial part of the solution, not only for labelling the containers, but also in the recycling process,“ emphasises Herma's Head of Development Dr Ulli Nägele.

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[infotext]Herma GmbH, headquartered in Filderstadt, is a leading European specialist in self-adhesive technology. In the 2018 financial year, the group of companies achieved a turnover of €361.3 million in three divisions with 1,051 employees[/infotext].

Source: Herma