3M™ Scotch-Weld™ Instant Adhesive Primer AC77 is designed for use on difficult to bond low surface energy plastics such as polypropylene and PTFE. Surface preparation and application are straightforward and the adhesive primer is fast drying to keep jobs moving quickly. This primer should be applied to each low surface energy substrate surface to achieve desired results. A versatile product 3M™ Scotch-Weld™ Instant Adhesive Primer AC77 can be used in a number of applications and industries - transportation, speciality vehicle, metalworking, construction, military and government, general industrial, MRO, electronics and consumer goods.
Recommended Applications difficult to bond plastic or elastomeric surfaces Polyethylene Acetal PTFE 3M™ Scotch-Weld™ Instant Adhesive Primer AC77 is a low surface energy instant adhesive primer. Note: This product should be tested on substrates before use since its overspray or excess may attack certain substrates (especially selected plastics) causing unsightly effects. Surface preparation and application are straightforward and can be completed as follows:
- Apply primer to all difficult-to-bond plastic or elastomeric surfaces
- Allow solvent to dry completely
- Promptly bond with a 3M™ Scotch-Weld™ cyanoacrylate for plastic or elastomeric bonding
3M™ Scotch-Weld™ Instant Adhesive Activators and Primers are liquid chemical products used in conjunction with 3M™ Scotch-Weld™ Instant Adhesives. Scotch-Weld™ AC77 is a cyanoacrylate primer that aids bonding to low surface energy plastic substrates. For those difficult to bond applications, establishing and improving adhesion can be a challenge. 3M™ Scotch-Weld™ Instant Adhesive Primer AC77 is designed to offer the strength and resilience necessary for tough applications. Quick to bond and fast to dry, our instant adhesive primer is the solution ready to accelerate your bonding applications to success.