Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Kuraray PVB B20H Polyvinyl Butyral Resin

KurarayPVB B20H is a high-clarity, thermoplastic polyvinyl butyral resin from Kuraray’s premium PVB series, engineered for laminated safety glass interlayers. It offers exceptional adhesion to glass, UV resistance, impact strength, and optical transparency. Widely used in automotive windshields and architectural glazing, B20H ensures superior delamination control, weatherability, and processing stability in extrusion and casting applications.
  • kuraray pvb b20h polyvinyl butyral resin_aa46b6f3
  • kuraray pvb b20h polyvinyl butyral resin_aa46b6f3

Features Of Kuraray PVB B20H Polyvinyl Butyral Resin

  1. High clarity and excellent optical transparency for premium laminated safety glass performance.

  2. Optimized melt flow and processing stability for consistent extrusion and casting in interlayer film production.

  3. Superior adhesion to glass and polycarbonate substrates without requiring additional primers.

  4. Enhanced UV resistance and long-term yellowing resistance under accelerated weathering conditions.

  5. Controlled butyral content and narrow molecular weight distribution for balanced toughness and stiffness.

Typical Applications Of Kuraray PVB B20H Polyvinyl Butyral Resin

  1. Laminated automotive windshields and side windows.

  2. Architectural safety glazing for facades, skylights, and overhead installations.

  3. Security and blast-resistant glass systems.

  4. Solar photovoltaic module front-surface encapsulation layers.

  5. Acoustic laminated glass for noise reduction in transportation and building applications.

Specifications Of Kuraray PVB B20H Polyvinyl Butyral Resin

Chemical TypePolyvinyl butyral (PVB) resin
Product FormFree-flowing white granules
AppearanceOff-white to light yellow granular solid
Primary ApplicationsInterlayer film for laminated safety glass
Key FeaturesHigh clarity, excellent adhesion, thermal processability
BenefitsImproved lamination yield, reduced bubble formation, enhanced edge stability
Storage ConditionsStore in dry, cool, well-ventilated area; protect from moisture and direct sunlight
ComplianceMeets ISO 12543-3 and EN 356 for laminated glass interlayers


Get in Touch with ERICW
Let competitive chemical materials go global.

Your Name *

Your Email *

Your Phone

Country

Your Message *