Heng Ying company Professional production silicone rubber ( posted double-sided adhesive )Primer ( treatment agent), treatment 277 primer for PP,PE,EPDMPromote Adhesion for double side adhesive :Product Description : 277 promote adhesion can be used to promote adhesion of double side adhesive tapes to surfaces suchpolyethylene, polypropylene, ABS, PET/PBT blends, concrete, wood, glass, metaland ...