Alberdingk AC 74985 Copolymer of acrylic acid esters Alberdingk Boley Acrylics/ Acrylates ADHESIVE ALBERDINGK AC 74985 Polymer dispersion Copolymer of acrylic acid esters Films are permanent tacky with a high heat resistance. ALBERDINGK ® AC 74985 is an aqueous dispersion of acrylic acid ester copolymer. ALBERDINGK ® AC 74985 is suitable for removable self adhesives for paper labels, (Post-it). Aqueous dispersion of acrylic acid ester copolymer. Used for removable self adhesives for paper labels. Offers permanent tack and high heat resistance.