temperatures, have the necessary flow properties and not sag into the substrate to ensure that the filter pockets do not develop leaks. In addition, the hot melt adhesive [...] compact engine compartments of cars. The bondline may not fail, the performance of the filter element may not be impaired. PO hot melt adhesives support the necessary [...] high-performance adhesives are characterised by optimum flow properties, do not shrink and in addition are available in pure white, a colour version which is
https://www.jowat.com/fr-CH/detail-de-la-salle-de-presse/high-performance-adhesives-for-the-manufacture-of-filter-media/