Patent ID: 8455102

Claim:
A method for adhesively bonding substrates, comprising: providing a two-component polyurethane adhesive; providing a film; applying the two-component polyurethane adhesive to the film and then applying a second film to the adhesive, the two-component polyurethane adhesive being used consists of a component A containing at least one prepolymer having at least two NCO groups, a component B containing at least one polymeric or oligomeric crosslinker having at least two groups that react with NCO groups, wherein component B contains 0.05 to 5 wt. % of a low-molecular-weight compound C, wherein compound C has a nucleophilic group that reacts with NCO groups and contains a hydrogen-bridging group, selected from O═C—O − or O═C—C—O − or O═C—C═C—O − or protonated forms.