LOCTITE® SF 770 Surface Prep
Known as LOCTITE 770
Features and Benefits
Primer for making polyolefin and other low-energy surfaces suitable for bonding with LOCTITE instant adhesive. Only recommended for difficult-to-bond substrates.
LOCTITE® SF 770 is a primer for making difficult-to-bond substrates and low energy surfaces suitable for bonding with LOCTITE® instant adhesives. Ideal for polyethylene, polypropylene, polytetrafluoroethylene (PTFE) and thermoplastic rubber materials, it fluoresces for quality control and inspection. Not recommended in assemblies where high peel strength is required.
- Prepares low-energy surfaces for bonding with instant adhesives
- Only for difficult-to-bond plastics
- Fluorescent under UV for quality control
- Not recommended where high peel strength is required
- IMPORTANT: this product was upgraded in 2021/22. Use the correct product IDH/item number to ensure correct SDS is downloaded.
Documents and Downloads
Looking for a TDS or SDS in another language?
Technical Information
| Application method | Pre-applied |
| Color | Ultra clear |
| Key characteristics | Adhesion: improves adhesion |
| Key characteristics, Chemical Basis/Base Heptane (Original Formula); Isopropyl Acetate (Upgrade Formula) | Solvent based |
LOCTITE® SF 770
Primer for making polyolefin and other low-energy surfaces suitable for bonding with LOCTITE instant adhesive. Only recommended for difficult-to-bond substrates.