Copyright © 2017 DuPont. All rights reserved. The DuPont Oval Logo, DuPont™, Sorona® and all products denoted with ® or ™ are trademarks or registered trademarks of E. I. du Pont de Nemours and Company or its affiliates. ® D U P O N T™ S O R O N A INSULA T ION DuPont™ Sorona® is an innovative, partially plant- based polymer that designers choose to create exceptional insulation products with long-lasting performance. An ideal choice for jackets, pants, gloves, hats, comforters, and pillows, Sorona® used in insulation provides lightweight breathable warmth, outstanding fill power performance, and great compression and recovery. In comparing insulation made with Sorona® to insulation made with premium, branded polyester, Sorona® outperforms the premium, branded polyester insulation in many key categories. Take a look at the following report to learn more. THERMAL RESIS T ANC E Sorona® insulation displays an improved ability to retain heat compared to premium, branded polyester insulation. This means that when using the same amount of filling by weight, the garment with Sorona® insulation will keep you warmer. S AMPLES U S E D RCT (K·m2 /W) CLO VALUE IN TE S T ING 1 3.5 3 3.18 2.95 2.5 BRANDED POLYESTER INSULATION Composition: Premium Branded Polyester 2 0.5 Weight: 200gsm 0.492 0.458 1.5 1 ™ ® DUPONT SORONA INSULATION 0.5 Composition: Polyester + Sorona® Comfort Stretch Staple 0 0 Branded Polyester Sorona® Branded Polyester Sorona® Weight: 200gsm (Test standard: GB/T 11048-2008 Method A ) Both the CLO value and Rct of Sorona® insulation is 7% greater than the premium, branded polyester insulation. F I LL P O W E R COMPRESSIO N & RECO VERY Sorona® insulation displays improved loft or “fluffiness” compared to premium, The higher compression ratio and 96% recovery ratio of Sorona® insulation allow for branded polyester insulation. The result is a lighter weight end product as less greater movement and flexibility -- key attributes for comfort and performance. insulation is needed to provide the same warmth. Sorona® insulation has a fill power 36% greater than the premium, branded polyester insulation. FILL POWER (cm3/g) COMPRESSION AND RECOVERY RATIO (%) 60 120 50 52 100 96 96 40 80 38 65 60 30 60 40 20 20 10 0 0 Compression Ratio (%) Recovery Ratio (%) Branded Polyester Sorona® Branded Polyester Sorona® (Test standard: FZ/T 64003-2011) (Test standard: FZ/T 64003-2011).