DOWSIL 1200 OS Primer is an ozone-safe, low VOC surface primer that improves adhesion of silicone adhesives and sealants on metals, glass, ceramics, plastics, and painted surfaces. Fast drying, easy to apply, and suitable for industrial, automotive, electronics, and construction use.
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Technical Product Information | ![]() |
| DOWSIL™ 1200 OS Primer – Surface Adhesion Promoter for Silicone Sealants |
| Product Description |
| DOWSIL™ 1200 OS Primer is a specialized adhesion promoter designed to enhance the bond between silicone sealants/adhesives and various substrates like metal, glass, and plastics. As an "Ozone Safe" (OS) formulation, it offers a low-VOC, environmentally friendly solution for high-performance industrial bonding. |
| Key Features |
| • Bonding: Significantly improves primerless adhesion of silicone materials • Speed: Quick-drying formula minimizes application downtime • Safety: Ozone Safe (OS) and low VOC for better working conditions • Compatibility: Effective on metals, glass, ceramics, and most plastics • Finish: Leaves a thin, transparent protective film |
| Applications |
| • Surface preparation for industrial silicone sealing and bonding • Automotive glass glazing and electronic enclosure sealing • Industrial assembly, repairs, and appliance manufacturing • High-security sealing applications in construction |
| Advantages |
| • Prevents adhesive failure and peeling over time • Highly efficient; effective even in very small quantities • Versatile substrate compatibility reduces the need for multiple primers • Simple application via brushing, wiping, or spraying |