| abstract |
The invention relates to a crosslinkable 1-component laminating adhesive containing (i) 25 to 80 wt .-% Polyesterprepolymere, Polyetherprepolymere and / or Polyurethanprepolymere which are free of NCO groups and at least one crosslinkable Alkoxysilangruppe have, and additionally reacted with NCO groups Compounds which contain no hydrolyzable groups, and the prepolymer has a molecular weight of 2000 to 30,000 g / mol, (ii) 75 to 20 wt .-% of organic solvents having a boiling point of 130 ° C, (iii) 1 to 20 wt. % Of polymers, oligomers and / or monomers containing one or more anhydride groups (iv) 0 to 15% by weight of additives, the viscosity of the adhesive being between 50 and 20,000 mPas (after DIN ISO 2555 ), measured at 15 to 45 ° C. |