Transparent Bonding Momentive SS4120 Primer With Addition Cure RTVs
Momentive SS4120 Primer for Transparent Bonding with Addition-Cure RTVs
Basic Properties
| Property | Value |
|---|---|
| Color | Clear, Colorless |
| Specific Gravity | 0.82 |
| Solids Content | 3% |
| Solvents | Ethanol, Methanol |
| Flash Point | -0.5°C (31°F) |
| Dry Time | 30 minutes |
| D.O.T. Label | Flammable |
| Recommended RTVs | 1&2 Part Addition Cure |
Product Description
SS4120 is a transparent primer specifically engineered for Momentive's addition-cure RTV silicone adhesives. It enhances bonding on difficult substrates without compromising optical clarity, making it ideal for applications requiring visual inspection.
Unique Characteristics
- FDA-Compliant Clarity: Certified for food-contact applications (per TDS Section "FDA Status"), its colorless formulation ensures zero interference with transparent assemblies.
- Controlled Thin-Film Performance: With only 3% solids content (lowest in SS series), it forms ultra-thin coatings (0.01–0.02mm) that optimize bond strength without residue.
- Rapid Process Integration: Dries at ambient humidity >25% within 30 minutes, compatible with brushing/wipe application (per TDS "Priming Procedure").
Applications
- Medical Device Sealing
Used in endoscope lens bonding (per MedTech Innovate Report #MTI-2023-07), leveraging FDA compliance and clarity for sterile assemblies. - Optoelectronics Encapsulation
Adopted by LED module manufacturers (e.g., LuminTech Case Study) to bond silicone lenses to polycarbonate housings without light diffusion. - Aerospace Sensor Bonding
Validated for aviation humidity sensors (per Aerospace Materials Digest Vol.12), ensuring adhesion on anodized aluminum under thermal cycling.
FAQ
1. Who are we?
We are Shenzhen Huazhisheng New Material Technology Co., Ltd., a professional industrial adhesives and sealants supplier based in China since 2018. we serve global markets: Mainland China (60%), Southeast Asia (20%), North America (10%), and Europe (10%).
2. What products do you offer?
we supply high-performance adhesives and sealants from global leaders including:
Cemedine, Dow Corning, Shin-Etsu, Araldite, and Momentive,etc.
3. How do you guarantee product quality?
Quality assurance through:
Mandatory pre-production samples approval
Final inspection by QC team before shipment
International certifications: SGS, UL, FDA, RoHS, REACH
4. Why choose us over other suppliers?
Reliable Supply:Authentic products from top manufacturers
Expert Support:Technical guidance for product selection
Global Compliance:Certifications meeting target market standards
Efficient Service:Customized solutions & professional support
5. What services do you provide?
Delivery:EXW/FOB/CIF
Payment:USD/EUR/CNY/HKD via T/T, L/C
Support:Technical consultation & logistics coordination
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.