2026-01-10•5 min blown film•VIESUNCO Materials Science Team

Waterproof Breathable Film: 20μm TPE Blown Film with 10,000mm Hydrostatic Head & 3,500g WVT

Replacing fluoropolymer membranes in outdoor outerwear. Hydrophilic monolithic TPE films offer ±1μm gauge control, 10,000mm water resistance, and zero fluorine (PFC-Free).

#Breathable Film#TPE Blown Film#PFC Free#Outdoor Fabrics#Medical PPE

Waterproof Breathable Film: 20μm TPE Blown Film with 10,000mm Hydrostatic Head & 3,500g WVT

1. Hydrophilic Solid Film vs. Microporous PTFE

Microporous membranes clog with detergent residue; solid hydrophilic TPE transports vapor via molecular diffusion:

▲ Macro Photography of Waterproof Breathable TPE Membrane with Water Droplets

Hydrostatic Head (ISO 811): >10,000 mm H2O (Rainstorm proof).
Moisture Vapor Transmission (JIS L1099): >3,500 g/m²/24h.
PFC-Free & Eco-Certified: Compliant with OEKO-TEX Standard 100 Class I.

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