Polyvinyl butyral
M.W.40,000-70,000
- Product Code: 65913
Alias:
Polyvinyl butyral (PVB); polyvinyl butyral resin
CAS:
63148-65-2
| Molecular Weight: | Molecular Formula: | C₈H₁₄₂O₂ | |
|---|---|---|---|
| EC Number: | MDL Number: | MFCD00084458 | |
| Melting Point: | 165-185°C | Boiling Point: | |
| Density: | 1.08 | Storage Condition: | room temperature |
Product Description:
Polyvinyl butyral is widely used as a key component in the production of safety glass, particularly in laminated glass for automotive windshields and architectural applications. Its excellent adhesive properties and transparency make it ideal for bonding glass layers, providing enhanced safety by preventing shattering upon impact. Additionally, it is utilized in the manufacturing of photovoltaic modules, where it serves as an encapsulant to protect solar cells from environmental factors. In coatings, it is employed as a binder for primers and paints, offering strong adhesion and durability. The material is also found in specialty inks and adhesives, where its flexibility and chemical resistance are highly valued.
Product Specification:
| Test | Specification |
|---|---|
| Acetate Content (Polyvinyl Acetate) | 0-2.5 |
| Glass Transition Temperature (TG) | 72-78 |
| Hydroxyl Content | 18-20 |
| Molecular Weight (MW) | 40000-70000 |
| Solution Viscosity | 6-9 |
| Volatile Content | 0-5 |
| Appearance | White to off-white powder |
| Butyral Content (Polyvinyl Butyral) | 80 |
Sizes / Availability / Pricing:
| Size | Availability | Price | Quantity |
|---|---|---|---|
| 25.000 G | 10-20 days | ฿370.00 |
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| 100.000 G | 10-20 days | ฿950.00 |
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| 2500.000 G | 10-20 days | ฿12,680.00 |
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| 500.000 G | 10-20 days | ฿3,520.00 |
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Polyvinyl butyral
Polyvinyl butyral is widely used as a key component in the production of safety glass, particularly in laminated glass for automotive windshields and architectural applications. Its excellent adhesive properties and transparency make it ideal for bonding glass layers, providing enhanced safety by preventing shattering upon impact. Additionally, it is utilized in the manufacturing of photovoltaic modules, where it serves as an encapsulant to protect solar cells from environmental factors. In coatings, it is employed as a binder for primers and paints, offering strong adhesion and durability. The material is also found in specialty inks and adhesives, where its flexibility and chemical resistance are highly valued.
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