Solucryl 621 crylic UCB Chemicals Acrylics/ Acrylates ADHESIVE >> Hot-melt >> Pressure sensitive (HMPSA) Acrylic based. Self crosslinking. It has following advantages: in PVC: good anchorage to PVC good removability from a wide variety of surfaces aggressive tack high cohesion very good ageing performance in polyester: good anchorage to polyolefinic materials good removability from a wide variety of surfaces good adhesion/cohesion balance aggressive tack high cohesion in sign and marking: good anchorage to PVC good removability from a wide variety of surfaces aggressive tack high cohesion very good ageing performance Self-crosslinking acrylic solution. Used in labels and decals for PVC, polyester and sign and marking. Provides aggressive tack and high cohesion. Offers removability from a wide variety of surfaces and ageing performance.