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High clarity and excellent optical transparency for premium laminated safety glass performance.
Optimized melt flow characteristics enabling smooth extrusion and uniform interlayer formation.
Superior adhesion to glass and polycarbonate substrates without requiring additional primers.
Consistent thermal stability during lamination processing (autoclave and vacuum bag methods).
Low moisture absorption compared to standard PVB grades, enhancing long-term interlayer integrity.
Laminated automotive windshields and side windows meeting global safety standards (ECE R43, FMVSS 205).
Architectural laminated glass for façades, skylights, and overhead glazing.
Security glazing systems including blast-resistant and forced-entry resistant laminates.
Solar photovoltaic module encapsulation where high UV resistance and dielectric properties are required.
Acoustic laminated glass for noise reduction in transportation and building applications.
| Chemical Type | Polyvinyl butyral (PVB) copolymer |
| Product Form | Free-flowing white granules |
| Appearance | Off-white to light yellow granules, free of visible specks or discoloration |
| Butyral Content | Approx. 65–69 wt% |
| Hydroxyl Content | Approx. 18–22 wt% |
| Vinyl Acetate Content | Approx. 11–15 wt% |
| Melt Flow Rate (MFR, 190°C/2.16 kg) | 12–16 g/10 min |
| Density | Approx. 1.07–1.10 g/cm³ |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
