Teijin Frontier Launches THERMOFRONT™: Sustainable, High-Performance Sheet Insulation with Superior Warmth

Date: October 2, 2025
Source: Teijin Group via Textile World

Overview

Teijin Frontier Co., Ltd., a leader in advanced textile solutions, announced the launch of THERMOFRONT™, a new master brand of sustainable, high-performance sheet insulation products designed to offer superior warmth with environmental responsibility. These innovative insulation materials feature a composition of over 70% ECOPETⓇ, Teijin’s proprietary recycled polyester fiber, reinforcing the company’s commitment to sustainability.

Key Features of THERMOFRONT™ Insulation

• Sustainability Focus: Utilizes more than 70% recycled ECOPETⓇ fiber, significantly reducing environmental impact.
• Enhanced Thermal Performance: Incorporates hollow cross-sectional staple fibers that provide superior warmth compared to conventional polyester insulation.
• Advanced Technology: Employs Teijin Frontier’s proprietary nonwoven fabric design and sheet processing techniques to maximize fiber functionality and durability.

THERMOFRONT™ Product Lineup

1. THERMOFRONT™ OA

   • Made entirely from recycled polyester.
   • Uses OCTAIR™, an 8-fin hollow cross-sectional staple fiber delivering excellent bulkiness and lightweight comfort.
   • Maintains thermal performance over time due to optimal fiber density and structure.

2. THERMOFRONT™ SL

   • Combines SOLOTEXⓇ (polytrimethylene terephthalate fiber with spring-like molecular structure) and AEROCAPSULEⓇ γ ECO (spiral-shaped, three-hole hollow polyester fiber).
   • Provides a soft texture, good shape recovery, and superior warmth for comfortable wear.

3. THERMOFRONT™ BE

   • Features a nonwoven fabric blend of BEMBERGⓇ (regenerated cellulose cupro fiber) and AEROCAPSULEⓇ γ ECO.
   • Offers excellent moisture absorption and desorption, reducing discomfort from sweating.
   • Recycled polyester and regenerated cellulose content combined reach 97%, highlighting eco-friendliness.

Market and Production Plans

• Initial production will commence in Japan and China, with expansions planned for Vietnam and Europe.
• Targeted applications include outdoor, sports, and casual apparel for the Autumn/Winter 2026 season.
• Sales goals are set at 300,000 meters in fiscal 2025 and 1 million meters by fiscal 2028.
• The launch responds to growing consumer demand for apparel that balances warmth, comfort, lightweight bulkiness, and ecological responsibility.

Strategic Significance

This launch aligns with the rising global trend toward sustainable fashion and functional outerwear, especially as outdoor and sports activities gain popularity. Teijin Frontier leverages its extensive expertise in recycling technology, fiber innovation, and fabric processing to offer a product line that meets evolving lifestyle needs while promoting environmental stewardship.

For sustainable and performance-driven insulation solutions in apparel, THERMOFRONT™ represents a significant advancement blending warmth, comfort, and eco-conscious innovation.

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