3M™ Adhesion Promoter K500 is a liquid promoter used for most ethylene propylene diene monomer (EPDM), polypropylene (PP), chlorinated rubbers, acrylonitrile butadiene styrene (ABS) and certain polyethylene terephthalate (PET)/polybutylene terephthalate (PBT) blends.Information provided by 3M |