Laser markable laminates and documents

摘要

A colour laser markable laminate comprising:
- a colour laser markable layer (11) comprising a leuco dye and an infrared absorbing compound;
- an optional adhesive layer (12);
- a polymeric support (13); and
- an optional outerlayer (14);
characterized in that the colour laser markable layer further comprises an acid scavenger and that the support, the optional adhesive layer or the optional outer layer comprises an UV absorbing compound.