11th INTERNATIONAL IZMIR TEXTILE AND APPAREL 11th INTERNATIONAL IZMIR TEXTILE AND APPAREL SYMPOSIUM SYMPOSIUM Nanotechnology Nanotechnology in in Textile Industry and Advantages Textile Industry and Advantages Mr. Charlie Chow Mr. Charlie Chow Technical Director Technical Director Nano-Group Holdings Ltd. Nano-Group Holdings Ltd. 26 – 29 October 2007 26 – 29 October 2007
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11th INTERNATIONAL IZMIR TEXTILE AND APPAREL SYMPOSIUM Nanotechnology Nanotechnologyin Textile Industry and Advantages Mr. Charlie Chow Technical Director.
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11th INTERNATIONAL IZMIR TEXTILE AND APPAREL 11th INTERNATIONAL IZMIR TEXTILE AND APPAREL
SYMPOSIUMSYMPOSIUM
Nanotechnology Nanotechnology in in
Textile Industry and AdvantagesTextile Industry and Advantages
Mr. Charlie ChowMr. Charlie ChowTechnical DirectorTechnical Director
Nano-Group Holdings Ltd.Nano-Group Holdings Ltd.26 – 29 October 200726 – 29 October 2007
OutlineOutline
What is NanotechnologyWhat is Nanotechnology Application in textile IndustryApplication in textile Industry AdvantagesAdvantages ConclusionConclusion
World Government spend in World Government spend in Nanotechnology R&DNanotechnology R&DUNITED STATESUNITED STATES
• NANO –NANO – “nanos” in Greek means “nanos” in Greek means “Dwarf”, “Dwarf”,
a size scale (One billionth)a size scale (One billionth)
• NANOMETERNANOMETER – One billionth of a meter – One billionth of a meter
What is Nanotechnology ?What is Nanotechnology ?
• NANOTECHNOLOGY - Professor Norio NANOTECHNOLOGY - Professor Norio Taniguchi of Tokyo Science Taniguchi of Tokyo Science University coined this term in 1974.University coined this term in 1974.
• The design, characterization, The design, characterization, production and application of production and application of structures, devices and systems by structures, devices and systems by controlling shape and size at controlling shape and size at nanometer scalenanometer scale
““ There's Plenty of Room at There's Plenty of Room at the Bottom” - the Bottom” - Richard Richard
Home Furnishings Pillows Bed Linens Sofa cushions Curtains Carpets
Public Public transit seats cushions Restaurants table linens
Toys Stuff toys
Functions :Functions :Application with Nanometer material on Fibre, Fabric Application with Nanometer material on Fibre, Fabric and Garmentsand Garments
Liquid RepellenceLiquid Repellence
Oil and Stain ResistanceOil and Stain Resistance
Wrinkle FreeWrinkle Free
UV-ProtectionUV-Protection
AntibacterialAntibacterial
Flame RetardantFlame Retardant
Odor EliminationOdor Elimination
Quick dryingQuick drying
Mosquito Repellence and Mosquito Repellence and
more…more…
Lotus-leaf image under SEM Lotus-leaf image under SEM (Scanning Electron Microscope)(Scanning Electron Microscope)
Functions of the Photo-Functions of the Photo-CatalystCatalyst
Bacterial and other infectious Bacterial and other infectious diseases have killed overdiseases have killed over5,000,0005,000,000 people yearly people yearly
Test method : AATCC-147Non-Treated vs Nano-Treated Fabric
•Mosquito image from Food and Environmental Hygiene Department - HKSARMosquito image from Food and Environmental Hygiene Department - HKSAR
Last Updated: Monday, 8 October 2007, 15:58 GMT Last Updated: Monday, 8 October 2007, 15:58 GMT
16:58 UK16:58 UK • Man in coma after mosquito bite Man in coma after mosquito bite
• Michael's sister Sharan McKenzie, , said: "Michael's sister Sharan McKenzie, , said: "There is no cure There is no cure and there is no vaccine, so all you can do is try and and there is no vaccine, so all you can do is try and prevent yourself being bitten.prevent yourself being bitten.
• The virus, known as Eastern Equine Encephalitis or Triple E, The virus, known as Eastern Equine Encephalitis or Triple E, is regarded as one of the most serious mosquito-borne is regarded as one of the most serious mosquito-borne diseases on the North American continent. diseases on the North American continent.
Nano-encapsulated Mosquito Nano-encapsulated Mosquito Repellent Particles image Repellent Particles image under SEM under SEM
AdvantagesAdvantages1. Protection to human life1. Protection to human life Anti-bacterial, Anti-Mosquito functions, UV protectionAnti-bacterial, Anti-Mosquito functions, UV protection
2. Apply on existing equipments2. Apply on existing equipments Padding, curing machine in Dyeing and Printing factoryPadding, curing machine in Dyeing and Printing factory Washing, drying machine in Garment washing factoryWashing, drying machine in Garment washing factory
3. Environmentally friendly3. Environmentally friendly Most of the nanometer materials are non-toxic andMost of the nanometer materials are non-toxic and bio-degradablebio-degradable
4. Minimizing the usage of chemistries4. Minimizing the usage of chemistries DetergentDetergent
5. Retain fabric softness and breathability5. Retain fabric softness and breathability
Application on Fabric – Application on Fabric – Padding machinePadding machine
Padding processPadding process
Drying processDrying process
Application of Garment - Application of Garment - Washing equipmentWashing equipment
WasherWasher
Tumble Drying processTumble Drying process
Curing OvenCuring Oven
Nano-Particles are Nano-Particles are bonded directly bonded directly to theto the fiber surfacefiber surface the the textiles gain special textiles gain special characteristics as:characteristics as:
There are 2 classes of Savings:There are 2 classes of Savings: Direct Savings of Resources Direct Savings of Resources Indirect Savings of Resources Indirect Savings of Resources
as:as:
Shorten the washing time (less Shorten the washing time (less energy and water energy and water consumption)consumption)
Fewer number of washings for Fewer number of washings for a given time (less energy, a given time (less energy, water and detergent water and detergent consumption)consumption)
Low water temperature for Low water temperature for washing (smaller energy washing (smaller energy consumption)consumption)
Green Technology for the Green Technology for the Earth’s Earth’s ResourcesResources
U care W care about our Earth
ConclusionsConclusions
High Tensile StrengthHigh Tensile Strength High Durability High Durability Long Lasting ResultsLong Lasting Results
Physically StablePhysically Stable Wide Range of ApplicationsWide Range of Applications Multifunctional Characteristics Multifunctional Characteristics Simple & Quick ApplicationSimple & Quick Application
Chemically Reactive With Free Chemically Reactive With Free RadicalsRadicals
Self Cleaning & Antibacterial Self Cleaning & Antibacterial Green Technology Green Technology Hydrophobic materials, Hydrophobic materials, LiquidLiquid Repellency Repellency