Technical Textile Society-NTU
Jan 18, 2015
Technical Textile Society-NTU
Lecture Delivered 16,Jan’14 Special Thanks
Mr. Muneeb Tahir (Batch 2009)
Regards: Hassan Shahzad President 2013-14 Technical Textile Society-NTU Group for research project discussions: https://www.fb.com/groups/technicaltextiles Page: https://www.fb.com/tts.fsd
Technical Textile Society-NTU
Technical Textile Society-NTU
Reformation in global trends
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Technical textiles in Pakistan
• Although Pakistan’s potential in the field of technical textiles is immense but it is in the developing phase. Pakistan has always been a formidable force in the field of conventional cotton based textiles.
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Difference b/w conventional &technical textiles • Unlike conventional textiles used traditionally for clothing or furnishing,
technical textiles are used basically on account of their specific physical and functional properties.
Conventional Textiles Technical Textiles
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Agrotech • Textiles used in agriculture,
horticulture, forestry, farming and fishing
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• Agrotech sheets are also used for soil reclamation.
• These sheets can contain soil erosion problem and decompose into plant nutrients.
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•Provide protection against frost, wind,
excessive sunlight.
• Avoids crop wastage due to better symmetric arrangement.
• Provide
protection against weeds.
Agrotech
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Bird Protection Nets
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Biodegradable Plant Pots
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Buildtech
• Buildtech involves textile composites used in building industry.
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A revolution has been introduced to the building industry by the use of
textile based composites.
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As Thermal and Noise Insulators
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Structures built of textile materials
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Textile Materials as Concrete Reinforcement
Litracon Technical Textile Society-NTU
Structures built of textile materials
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Structures built of textile materials
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Structures built of textile materials
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Structures built of textile materials
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Now more durable, reliable, cheaper and resilient structures can be made.
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Structures built of textile materials
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Structures built of textile materials
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Designing of Wind Turbines
• Owing to light weight which is required for maximum energy production.
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Structures built of textile materials
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Structures built of textile materials
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Ultimate remedy
• Buildtech has addressed the problems commonly faced in building industry.
• Like weakening of structures due to rusting, seepages or natural calamities .
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Properties
• Strength
• Resilience
• Resistance to degradation by chemicals and pollutants in the air
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Clothtech
• Components of clothing and footwear.
• It includes the most promising field/future of textiles “SMART TEXTILES”.
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Smart textiles
• Electronics embedded on garments i.e. wearable electronics.
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Smart textiles
• A piece of e-Textile weighing 0.3 kgs the approximate weight of a T-shirt could hold up to three times more energy than a cell phone battery.
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Smart textiles
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Military advancements
• South Korean military has taken a gigantic leap forward.
• It aims to integrate smart textile technology in the uniforms of it’s military personnel.
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Objective
• The objective is to create a military uniform that integrates information technology.
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Heat sensitive textiles
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Shape Memory Textiles
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Shape Memory Textiles
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Astronaut suits
• Cosmic apparel used by astronauts in space or on the surface of a planet.
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Cosmic apparel
• These are supplied with oxygen, safety from solar radiations due to absence of atmosphere in space and many other life support systems.
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Hug jackets/shirts
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Musical shirts
• Electronic touch sensitive drum embedded on a garment.
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Self luminous textiles
• The textiles for disco clubs of future.
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Geotech
As implied from the name Geo textiles are the textiles which work in contact with Earth’s basic elements; soil, rocks, water etc.
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Dams • Geotextiles are used in
the construction of dams as concrete reinforcements.
• Used either in powdered or compact form.
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Roads
• Geotextiles are being used in the construction of roads.
• Lahore Kalar-kahar Motorway.
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Mechanism behind road construction
• Geotextiles fabric sheets are used due to their inherent stiffness.
• This does not let the roads deform easily, even if they are subjected to heavy traffic flow.
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Prevention of soil erosion
• Lining of riverbanks can be done with Geotextiles to prevent soil erosion due to floods or other climatic conditions.
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A chance lost!
• The damages due to recent floods could have been curtailed to a certain extent if geotextiles were given a chance!
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Prevention of soil erosion
• Erosion causes soil’s humus layer to erode away leaving the land barren/unavailable for cultivation.
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Prevention of soil erosion
• Geotextile sheets are used in plains, hilly or coastal areas to prevent soil erosion.
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Geotech market
• Asia and other developing regions of the world are much likely to see a sustained infrastructure development programs.
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Geotech market
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Hometech • Home textiles includes
household textiles.
• One such article which has an interesting property is fragrant curtains.
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Function and Mechanism
• Whenever there is some undesirable odor in the environment of a room these curtains would release fragrance to counter that odor.
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Decoration purposes
• Litracon is also used as decoration article in home textiles as table lamps etc.
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Hometech market
• The market is fairly mature in Western economies.
• The growth in emerging economies such as India and China is expected to accelerate.
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Indutech
• The textile materials used in industries are known as indutech.
• Generally industech are used in purifying poisonous gases at high temperature.
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Used in chimneys
• Most poisonous gases are discharged into the atmosphere at very high temperatures.
• Common materials can’t withstand such temperatures without melting.
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Indutech has the remedy
• To solve this problem heat resistant textile materials with small pore sizes are used to filter hot poisonous gases.
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Used as high strength ropes
• Indutech ropes are also used in industrial units.
• For lifting heavy weights and pulleys.
• These have high tensile strength.
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As noise absorbents
• Some Industrial textiles are used at industrial scale as noise absorbents too.
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Medtech
• Absorbents, Bandages: Plaster of Paris Bandage, orthopedics bandage, etc
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Alginate bandages
• Alginate bandages can be removed without even the patient knowing about its removal and heals the wound faster.
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Alginate Bandages “A Revolution”
• Wounds are not damaged as happens mostly when cotton bandage is removed.
• These bandages find their usage specially in burn care centers for acute burn injuries.
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Germ absorbents
• Non woven germ absorbent wipes on handles of hospital doors.
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Special tremor disease
• Boxer Muhammad Ali has the same disease.
• Due to hand tremor patient can’t carry out their daily choirs.
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Medtech to the rescue!
• Special fabric gloves designed from piezoelectric material are designed to nullify the effect of these tremors.
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In Transplantation
• Artificial kidney, Artificial liver, Artificial heart, Mechanical lung, grafts, artificial skin and bones are produced for transplantation.
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Soothing Broken Bones and Hearts
• Textile based grafts and replacements of broken or damaged bones are also available for transplantation.
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Magic healing
• Special environment for the treatment of various diseases like Asthma is required.
• Humidity, temperature or microbial activity is kept in check.
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Magic healing
• Now we have such textiles available which can control these factors.
• Example of Khewra mine and a hospital situated in it for the treatment of Asthma.
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How its done?
• The walls of the room of the patient is lined with fabric sheets made of these textiles.
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Hernia
• The disease known as hernia makes the abdomen muscles weak.
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Hernia
• Weak muscles cannot even hold the pressure of the intestines.
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Development in Treatment Method
• The scientists have carried out the preparation of artificial hernia mesh (a fabric).
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Mechanism
• It lets the abdomen muscles develop and takes up the pressure.
• Instead of letting it being transferred to the slowly developing abdomen muscles.
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Curing hernia
• In this way the weakened muscles get time to develop fully.
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Eye lenses
• Eye lenses are examples of technical textile materials.
• Very few of us know this.
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Eye Cornea
• Recently artificial eye cornea has been developed with textile fibers.
• Cornea is the most important part of human eye.
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Hope in sight
• Transplanting cornea in place of damaged or diseased cornea of a patient can give light to someone’s eye.
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Relief for sugar patients
• Recently a major breakthrough for sugar patients has been the manufacturing of micro level fabric based drugs encapsulating insulin.
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Mechanism
• It has an interesting mechanism.
• Capsules are injected into the blood stream by an injection.
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Life of capsules
• The life of these capsules is 6 months at present.
• After this time span it is dissolved into non toxic materials.
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No daily injections
• The greatest advantage of this technique is that patient doesn’t have to take insulin injections daily!
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Technical textiles, no boundaries
• These are the marvels of technical textiles in the field of medial sciences.
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Medtech market
• Strong growth potential in developed countries based longer-living and increased awareness about healthcare issues.
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Mobiltech
• The textile materials in automobiles.
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Automobiles
• Seat covers, seat belts, car carpets, air bags, tyre cord, composite panels, car mats (although
they look like made of rubber).
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Military use
• A very interesting application of such fabrics was devised by various countries.
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Main idea
• It used these fabrics in the manufacturing of inflatable armored vehicles, tanks and even fleets of warships.
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Objective
• To distract, confuse and deceive enemy in the event of war with
the original ones.
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Interesting thing
• Inflatable decoys can also be detected on radar by the enemy as originals.
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Carbon fiber as wonder fiber
• Carbon fiber is being presented as a replacement to aluminum alloys in fighter and commercial jet manufacturing.
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New chapter of aviation history
• Boeing’s Airbus 380.
• Such fighter or commercial planes would be light weight and fuel efficient.
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Eyebrow Raising Facts; Wonder Fiber
• It is much lighter than aluminum.
• Its single fiber is far thin than even human hair but still its strength surpasses that of steel.
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Realization of Potential
• USA has devised a plan to shift 75% of its military vehicles to textile composite based structure.
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Precious oil
• It is converting its military vehicles to Ethanol instead of gasoline.
• Ethanol is not as strong as gasoline.
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Remedy
• To counter this problem the weight has to be reduced using textile based composites in vehicle structure.
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Oekotech
• Textiles for environmental protection are known as Oekotech.(GREEN TEXTILES)
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An interesting application
• Used effectively against oil spillages in coastal areas or in open oceans or seas, separates water and oil.(otherwise it is harmful to ecosystem)
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Nothing goes to waste
• Separated oil can be used again, while on the other hand disasters can be averted.
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In cigarette filters
• I bet you didn’t realize that over four trillion cigarette filters are manufactured annually.
• Cigarette filters are non woven textile materials.
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Use of cigarettes filters
• These filters filter the tar and nicotine.
• Although handsome amount of it is inhaled but still it does filter these substance to some extent.
• These are carcinogenic materials.
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Packtech
• Textiles used in packing materials are called packtech.
• Even tea bags (no one ever thinks about it) which are non woven fabrics.
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Protech
• Heat resistant clothing for scientists studying volcanic eruptions.
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Fire suits
• Fire men’s protective clothing.
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High tech military apps.
• Clothing against cold (like clothing of army personnel in Siachin)
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High tech military apps.
• Clothing against chemical substances for atomic, chemical and biological warfare specially(gas, liquids, particles)
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Mosquito repellant fabrics
• Even mosquito resistant fibers are available in the market to keep mosquitoes away.
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For Falcons
• G suits for fighter pilots to coup up with the pressure due to high speed maneuvers in air.
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Great domestic opportunity
• Bullet proof jackets, helmets and special boots.
• Pakistani law and order agencies are in great need of protective textiles to counter the law and order situation in country.
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Need of the hour
• Local textile industry could exploit this opportunity by manufacturing desired products.
• Hence saving country foreign exchange being wasted on imports of these products.
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Sporttech
• A fiber named Coolmax remains cool even at 50⁰C.
• It is used in making track suits for sportsmen and women.
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Suits for Deep Sea Divers
• Pressure suits for under water divers are also manufactured by some special types of fibers.
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Function of Suits
• These suits help them to acclimatize to the varied pressure levels above and below water level.
• Mentioning of bubble formation disease.
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Sporttech Apps. at Home
• In Pakistan technical textile fibers are widely being used specially in Sialkot’s sports industry.
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Domestic Sporttech Products
• In manufacturing of hockey sticks and footballs complying with international standards. (little elaboration on the strength of such hockey sticks)
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A matter of pride
• 90% graduates in Pakistan’s present textile industry belong to National textile university.
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National Textile University
• You have been provided a life changing opportunity to be a part of never failing engine held responsible for Pakistan’s economic growth by destiny itself.
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Change approaches
• Now it is up to you to excel, innovate and lead my dear juniors!
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