Dr. Chi-Chung Bai Vice President Taiwan Textile Research Institute Sept. 27 2006

1. Taiwan Nano-X2006 Conference & Exhibition The Application of Nanotechnology in Textiles Dr. Chi-Chung Bai Vice President Taiwan Textile Research Institute Sept. 27 2006

2. Content • The present status of Taiwan textile industry • Trend of global textile industry development • Trend of nano textile technology and market development • Applying function to nano textiles • Conclusion

3. The present status of Taiwan textile industry 1.The Structure of Taiwan Textile Industry in Volume Unit：NTD Billion Textile Industry Textiles Man-made Fibers Garment Year Source: Industrial production monthly statistics, Taiwan

4. The present status of Taiwan textile industry 2.Taiwan textile industry profile in 2004 Fewer companies, fewer employees but higher value produced that represent the improvements on technology and logistics in the industry. # of company # of employee # of companies / hundred million NTD # of employees (in ten thousand) Production value Year Source: Industrial production monthly statistics, Taiwan

5. The present status of Taiwan textile industry 3.The Textiles of 2nd Trade Surplus in Taiwan Unit:USD Million

6. The present status of Taiwan textile industry 4.Worldwide Chemical Fiber Product in 2005 Unit:10,000 tons 2 1 3 Source: Fiber Organon ; ITIS project of Taiwan Textile Research Institute compiled 2006 Note:” F” indicates filament; “S” indicates staple.

7. The present status of Taiwan textile industry 5.Worldwide Nylon Product in 2005 Unit:10,000 tons 3 2 1 Source: Fiber Organon ; ITIS project of Taiwan Textile Research Institute compiled 2006 Note:” F” indicates filament; “S” indicates staple.

8. The present status of Taiwan textile industry 6.Worldwide Polyester Fiber Product in 2005 Unit:10,000 tons 2 1 3 Source: Fiber Organon ; ITIS project of Taiwan Textile Research Institute compiled 2006 Note:” F” indicates filament; “S” indicates staple.

9. The present status of Taiwan textile industry 7.Leading Exporters of Textiles, 2004 6

10. Trends of global textile industry Functional apparel Fashion apparel Comfortable textiles Functional Hometextiles Hometextile Techtextil Nano- textiles Eco-textiles Smart Textiles Healthcare textiles

11. The Market for Nano-textiles The market for textiles making use of nanotechnologies will reach US$13.6 billion by 2007 Expand to US $115 billion by 2012 The value of nanomaterials supplied to the textile industry will reach US$8.6 billion by 2012 Nanotechnologies will provide incremental improvements to existing textile sectors, but offer the highest growth in the non-traditional sectors. Data from: p12 issue 3 2006 Nonwovens report International

12. Concepts of Nanotechnology in Textile Nanoscale coating Finish Nano Coating Nanocomposite fiber Nanoscale coating Diameter＜500nm (nanofiber) Nano Fiber Cross-Section Structure Nanoporous structure Nanoscale surface treatment Nanoparticle addition

13. Functional Nanoparticles １．Specific surface area larger Same Usage → Performance promotion Same Performance → Usage decrease (costdown、Manufacture stable） ２．Transparent Particle size smaller than visible light wavelength → Transparent Appearance ３．Nano Dimensions → Special Performance Characteristics Inorganic Materials applying for Textile Titanium DioxideUV Cut (Photocatalyst) Organic decomposed Silver Compound Antibiotic Copper CompoundAntibiotic Aluminum Silicate Antibiotic, Deodorous Metal OxideDeodorous, Electric conduction PlatinumDeodorous Tourmaline Far Infrared, Minus Ion Antimony Compound Flame Retarded Zinc Oxide UV Cut, Electric conduction SiO2UV Cut Ceramic UV Cut SilverElectric conduction, Antibiotic SnO2Electric conduction ZrC Accumulation of Heat Far Infrared Ceramic Accumulation of Heat

14. Super Water Repellent Textile Water drop 10-100nm 10-50µm Washing Durable 50 times Super Water Repellent Textile Not to scale Monomolecule Film

15. Nanotechnology Applications in Surface Treatment The hydrophilic or hydrophobic surface could be controled. Surface coating of monofilament Data from Toray Co. web.

16. Resin processing Nano-proof Resin crosslinking structure 新VP加工之架橋構造 Water vapor can trans through the crosslinking structure Nano VP processing(vapor phase control technology) Diagrame of the crosslinking structure of cotton New VP processing Traditional resin processing Data from Toyobo Co. web.

17. Nanoscale Fiber Applications • Development of Nanoscale Fiber & Functional Nanocomposite Fiber Nanoscale Fiber Specific Surface Area Nanofiber cross section ︹ m2 ／ g ︺ Regular Ultra Fine Fiber Nanocomposite Fiber Regular Fiber Fiber Diameter／nm

18. Nano-structure colored fiber NyNyNyNyNyNyNy 上面的孔 Fiber Cross-section 下面的孔 Polyester Nylon ２μｍ MorphSulkowskyi♂ Source：日産自動車 外圍部 聚酯 ５μｍ Nylon Polyester SEM Cross-Section Wing of MorphSulkowskyi Take Up Current Fiber Specification：10dpf → Japan National Project→4～6dpf Polymen flow diagram of bicomponent fober spinning Source：田畑　洋　繊維と工業　Vol.59,No.2,p55-58

19. Carbon Nanotube Fiber Applications ◎奈米碳管(CNT)在超高強度纖維之應用例 未延伸之奈米碳管複合纖維→CNT置入PVA載體中 奈米碳管纖維織成之織物，雖然直徑很小（厚度與頭髮相近），但能量儲存密度比目前之商用超級電容還大

20. Nano-textile certificated label has became the required condition for entering market

21. eco-textiles Nano-textiles TTRI’s technological Research & Development focuses Well-being textiles e-textiles ‧Comfort ‧Health ‧Healing Industrial - textile Technological research and development focuses

22. Conclusion • Nano technology could be a challenge and opportunity for textile industry. • Through testing and certification to educate the consumer and assure success, necessary of the function of nano-textiles,is the key point to success . • Nano-textiles, whether it is applied for apparel,home , or technical textiles will be future profit point for the textile industry.

23. Thank you for your attention