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PVB Film
Overview
Polyvinyl Butyral (PVB) Film is a high-performance material widely used in various industries for its exceptional adhesive, optical, and mechanical properties. This thermoplastic film is primarily produced from polyvinyl butyral resin and is valued for its durability, transparency, and versatility.
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Specifications

Item

Specifications

Apperance White or yellowish powder
PH 5.0~9.0
Bulk Density, g/L 300~600
Solid Content, % ≥98.0
Burning residue, % ≤13
Mean particle size D50, μm ≤100
Drawing length, Mpa ≥6.0
Elongation at break, % ≥200
Packing & Storage
Packing In 25KG triple paper plastic composite bag or as per customer's requirement.
Storage Store under 30℃ and moisture-proof environment.
Shipping Not regulated as dangerous goods.
Applications of PVB Film
1. Automotive Industry

Laminated Safety Glass:
PVB film is used as an interlayer in windshields, ensuring shatter resistance and passenger safety.
Enhances optical performance, reduces glare, and improves acoustic insulation.
Solar Control Glass:
Reduces heat buildup and UV exposure in vehicle interiors, improving comfort and energy efficiency.

2. Construction and Architecture

Laminated Glass for Buildings:
Provides safety and security in windows, facades, and skylights by preventing shattering during impacts or natural disasters.
Reduces noise and offers solar control, improving building energy efficiency.
Decorative Glass:
Enables the inclusion of colors, patterns, and textures in architectural glass while maintaining structural integrity.
Blast-Resistant and Bulletproof Glass:
Enhances the safety of critical infrastructure and secure buildings.

3. Renewable Energy

Photovoltaic Modules:
Serves as a protective encapsulant layer in solar panels, shielding cells from moisture, UV light, and mechanical damage.

4. Aerospace and Defense

Aircraft Canopies and Cockpits:
Ensures safety and durability by acting as an interlayer in laminated glass for enhanced impact resistance.
Armored Vehicles:
Used in bulletproof glass applications to ensure passenger protection.

5. Industrial Applications

Machine Safety Shields:
Provides impact-resistant and shatterproof safety covers for machinery.
Protective Film:
Used in industrial processes where temporary or permanent protective layering is needed.

6. Art and Cultural Preservation

Restoration of Historical Glass:
Maintains the structural integrity and visual appeal of delicate glass artifacts.
Protective Display Cases:
Laminated glass with PVB film protects valuable exhibits from UV light and accidental damage.

Advantages of PVB Film

Safety: Prevents glass shards from scattering upon impact, reducing injury risk.
Durability: Resistant to UV light, heat, and moisture, ensuring long-term performance.
Versatility: Available in various thicknesses and customized formulations to meet specific industry needs.
Eco-Friendly Options: Recyclable and increasingly produced with sustainable methods.

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