popular box spring beds, to latex mattresses, and to memory, gel or classic cold foam mattresses. Increasingly complex material structures and patterns promise an [...] more challenging are the requirements for the adhesive used for bonding the foam. With a minimal application amount, the adhesive has to provide good adhesion [...] Another essential requirement for comfort in the lamination of flat and profiled foams is a soft bondline. Modern, powerful adhesives are therefore a prerequisite
https://www.jowat.com/en-NL/newsroom-detail/polyurethane-hot-melt-adhesives-for-mattress-manufacture-highest-quality-maximum-efficiency/