overview of protective textiles
TRANSCRIPT
AN OVERVIEW OF PROTECTIVE
TEXTILES
• OVER THE LAST FEW YEARS NEW TERMS SUCH AS TECHNICAL TEXTILES, HIGHPERFORMANCE TEXTILES, ENGINEERED TEXTILES, HIGH-TECH.TEXTILES, FUNCTIONAL TEXTILES HAVE
EMERGED.
• BUT THEY ARE TEXTILES NOW UNDER A RESPECTABLE WORD TECHNICAL TEXTILES
• USE OF TEXTILES, DATES BACK TO EARLY EGYPTIANS AND CHINESE - USED TO USE PAPYRUS MATS TO REINFORCE FOUNDATIONS RESPECTIVELY OF THE PYRAMIDS AND BUDDHIST TEMPLES.
SILK USED AS WOUND DRESSSIGN BY THE WARRIORS OF THE MONGOLIAN ,CHINESE AND EGYPTIANS ARMIES , ROMAN USED TO STABILISE MARSHY GROUND FOR ROAD BUILDING .
TECHNICAL TEXTILES ARE THE FASTEST GROWING BRANCH OF TEXTILE INDUSTRY WORLD-WIDE THIS GROWTH IS PRIMARILY DUE TO ADVANCEMENTS IN THE FIELDS OF NEW FIBRES, YARNS, FABRICS, COATING MATERIALS AND MORE IMPORTANTLY THE PROCESSES INCLUDING THE MACHINERY.
THIS PRESENTATION WILL FOCUS PRIMARILY ON PROTECTIVE TEXITLES
LAWS ON HEALTH AND SAFETY AT WORK ARE BECOMING MORE STRINGENT IN DEVELOPED AND DEVELOPING COUNTRIES.
TO IDENTIFY RISKS AND HAZARDS IN THE WORKPLACE AND SEEK OUT NECESSARY PROTECTIVE MEASURES IS EMPLOYER’S RESPONSIBILITY / IF NOT HUGE COMPENSATIONS ARE INVOLVED.Following table reflects the end-use consumption of protective textile in different regions of the world ..
Region End- use consumption2,000, (000)
America 91.3Europe 78.2Asia 61.3Rest of world 7.2
• EUROPE ALONE PROTECTIVE CLOTHING AND GLOVES MARKET THIS
• IN EUROPE ALONE PROTECTIVE CLOTING MARKET • WILL GENERATE ALMOST EURO 3 BILLON / YEAR IN SALES REVENUE
COMPARED WITH LESS THAN EURO 2.5 BILLION IN 2003, REPRESENTING ABOUT 61.8 % OF THEIR SHARE MARKET.
• UNTIL THE YEAR 2010 A TOTAL AVERAGE INCREASE OF 4 % OF MATERIAL CONSUMPTION FOR THE PRODUCTION OF PROTECTIVE
TEXTILES IS EXPECTED.
• FORECAST FOR AREAS OUTSIDE WESTERN AND CENTRAL EUROPE AND THE USA, A TOTAL INCREASE OF 10 % IS PREDICTED
MARKET POTENTIAL FOR GENERAL FLAME-RESISTANCE PROTECTIVE APPAREL IN US $1.84 BILLION A YEAR AND THIS FIGURE IS EXPECTED TO REACH US $ 2.66 BILLION BY 2012SO, SUCH IS THE POTENTIAL FOR THE PROTECTIVE TEXTILE IN THEYEARS TO COME
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OUT OF THE TOTAL OF 227 WEST EUROPEAN COMPANIES, PROTECTIVE HEADGEAR, CLOTHING, SAFETY, GLOVES AND FOOTWEAR, ARE USED BY 83 % OF THEM.
FOR CLOTHING AND GLOVES ONLY, THE FIGURE RISES TO ALMOST 95 %, WHICH INDICATE THE REQUIREMENT OF THESE TWO COMMODITIES.
THE PATTERN OF PROTECTIVE CLOTHING USAGE DIFFERS WITH THE INDUSTRY CONCERNED. FOR EXAMPLE PETROCHEMICAL COMPANIES TEND TO HAVE LARGE NUMBERS OF EMPLOYEES USING PROTECTIVE CLOTHING
ON THE OTHER HAND CHEMICAL INDUSTRY HAS A FEWER USERS OF SUCH CLOTHING
INFORMATION IN TABLE 3 PRESENTS THE NUMBER OF NEW PRODUCTS DEVELOPED BY DIFFERENT COMPANIES IN DIFFERENT SECTORS OF TECHNICAL TEXTILES IN A GIVEN PERIOD OF 10 YEARS AND AS REPORTED IN THE JOURNAL TECHNICAL TEXTILES INTERNATIONAL IN UK FEW YEARS AGO.
AS CAN BE SEEN FROM THE TABLE , OF THE 245 PRODUCTSDEVELOPED, 84 FOUND THEIR APPLICATION FOR SAFETY AND PROTECTION WELFARE OF PEOPLE WHETHER WORKING IN ANY MANUFACTURING INDUSTRY OR OTHERWISE USING ANY PUBLIC UTILITIES
•SAFETY AND PROTECTIVE TEXTILES ARE DESIGNED TO PROTECT PEOPLE WORKING IN THE INDUSTRY FROM ONE OR MORE OF THE FOLLOWING HAZARDS :
EXTREME HEAT AND FIREEXTREME COLDHARMFUL CHEMICALS AND GASESBACTERIAL / VIRAL ENVIRONMENTCONTAMINATIONMECHANICAL HAZARDSELECTRICAL HAZARDSRADIATION
PROTECTIVE TEXTILES IN NON MANUFACTURING INDUSTRIES
• MILITARY & POLICE FORCE, TRANSPORT, IN MEDICAL,
• SECURITY GUARDS CLIMBING, SKIING,
• SUBMARINERS, WATER SPORTS, OFFSHORE
• FOUNDRIES AND, WINTER SPORTS, COAL
• GLASS WORKERSHEALTH CARE, SPORTS
• RACING DRIVERS, ASTRANAUGHTS, MINING,
• FISHING AND DIVING, COLD STORAGE WORKERS
• OIL AND GAS RIG WORKERS, CONSTRUCTIONINDUSTRY
FIRE / HEAT RESISTANCE PROTECTIVE TEXITLES
· FLAME RESISTANCE IN FABRICS IS ACHIEVED USING FLAME RESISTANT MATERIALS AND FIBRES, SUCH AS
· NOMEX, KEVLAR, GLASS,· POLYESTER, POLYAMIDE,· CARBON PROPANE TREATED COTTON,
MODACRYLIC, POLYPROPYLENE
ALUMINIZED FABRICS HAVE BEEN SPECIFICALLY DEVELOPED TO ENHANCE HUMAN PERFORMANCE.( FIGHER FIGHTERS ) OTHER APPLICATIONS WHERE ALUMINIZED FABRICS ARE BEING USED ARE WHEN WORKING WITH MOLTEN METAL / HIGH- PRESSURE STEAM.
A TYPICAL FIRE FIGHTER’S GEAR INCLUDES:
Ø COAT, PANTS, UNDERWEAR, HELMET,
Ø BOOTS, GLOVES, STATION WEARS UNIFORM,
THE CLOTHING IS MADE OF 3 LAYERS
1. 1 THE OUTER LAYER-, WHICH IS HEAT, FLAME AND ABRASION RESISTANT AND MUST BE SUITABLE FOR WET, DRY, HOT AND COLD CONDITIONS AND IS
COMMONLY MADE FROM KEVLAR AND NOMEX.
2 THE MOISTURE BARRIER TO KEEP THE FIRE FIGHTER DRY AND THE MATERIAL MUST PREVENT WATER PENETRATION.
•3. 3 THE THERMAL BARRIER PROVIDES THE MAIN PROTECTION AGAINST HEAT.
USE OF 3D STRUCTURES IN DESIGNING OF THE FIRE-FIGHTER’S CLOTHING :
1 DECREASE THE WEIGHT2 IMPROVES THE ERGONOMICS,3 MAINTAIN THE PROTECTION4 INCREASE THE AMOUNT OF AIR TRAPPED WITHIN CLOTH
THE CLOTHING IS MADE OF 3 LAYERS
ADAPTIVE MATERIALS SUCH
AS PHASE CHANGING MATERIAL (PCM )
AND SHAPE MEMORY ALLOYS (SPA)
ALSO ENABLE THERMAL PROTECTION.
THE ADOPTIVE MATERIAL ABSORBS PART OF THE
THERMAL ENERGY DURING THE PHASE CHANGING OR INCREASES
THE THICKNESS OF THE CLOTHING.
PROTECTION AGAINST COLD
TO SURVIVE AND OPERATE IN TEMPERATURE BELOW – 30 DEGREE C.
USUALLY MULTILAYERED, CONSISTING OF :
A NON-ABSORBANT INNER LAYER ,
B MIDDLE INSUSLATING LAYER CAPABLE OF TRAPPING AIR BUT TRANSFERRING MOISTURE
C AN OUTER LAYER THAT IS IMPERMEABLE TO WIND AND WATER
TEMPERATURE ADAPTABLE CLOTHING THAT CAN PROTECT FROM BOTH HEAT AND COLD HAS BEEN DEVELOPED BY FIXING POLYETHYLENE GLYCOL TO COTTON AT DIFFERENT TEMPERATURES
FLYING AND SURVIVAL SUIT ON SEA FOR THE MARINE
DEVELOPED AT THE NATIONAL INSTITUTE FOR TEXTILE AND LEATHER, ROMANIA, THE SUIT REDUCES
THE RISK OF DROWNING OR HYPOTHERMIA DEATH, IN CASE THE AIR CRAFT IS DAMAGED AND DESTROYED.
MADE OF HIGH PERFORMANCE MATERIALS AND IT PROTECT THE BODY AGAINST HYPOTHERMIA IN COLD WATER WITH TEMPERATURES BETWEEN 0 - 5°CF OR 6 HOURS AS WELL AS REDUCES THE RISK OF DROWNING
ENSURES THAT THE PILOT IS FLOATING FOR 12 HOURS
ENSURES PILOT UNDERWATER BREATHING FOR 3 MINUTES.
INCREASES THE POSSIBILITY OF SPOTTING AND RESCUING THE PILOT
FLYING AND SURVIVAL SUIT ON SEA FOR THE MARINE
THE PARTS OF THE SUIT ARE :
A THE WATERPROOF SUIT : MADE UP OF 3 LAYERS
1 THE OUTER NOMEX FABRIC,2 INNER KNIT AND 3 A MEMBRANE IN THE MIDDLE
B A THERMAL INSULATED LINING, : IT IS MADE OF 3 LAYERS.
C THE OUTSIDE AND THE INSIDE LAYER ARE OF VISCOSE FR 100% AND
D THE MIDDLE ONE IS KERMEL 100% NONWOVENE WATER PROOF HOOD AND GLOVES, : THESE ARE MADE OF NEOPRENE FOAM
COATED WITH LYCRA KNIT.
F WAISTE COAT WITH A PNEUMATIC CUSHION : IS MADE OF 50 % KERMEL AND50% VISCOSE FR FABRIC.
·
NEW PRODUCT CLIMA FIBER FROM SMART FIBER AG GERMANY
DEVELOPED A NEW TEMPERATURE REGULATING
“CLIMA FIBER” .THIS PHASE CHANGING ( PCM) MICRO-COMPOSITE MATERIAL HAS A VERY INTERESTING · THERMO-REGULATING FEATURES OF ABSORBING THE EXCESSIVE BODY HEAT AND· IF REQUIRED TO DISPENSE IT AGAIN TO THE BODY. · THUS A MICRO CLIMATE CAN BE CREATED BETWEEN THE SKIN AND THE TEXTILE,· WHICH AVOIDS VARIATION IN TEMPERATURE FOR THE USERS.· THE TEMPERATURES ARE ALWAYS ON THE SAME LEVEL WHETHER UNDER THE QUILTS, IN SLEEPING BAGS AND IN CLOTHINGS.VIA A DIRECT PATENTED SPINNING PROCESS, PARAFFIN IS EMBEDDED IN THIS HIGHLY CRYSTALLINE AND TEAR-RESISTANCE FIBER.· THE INNOVATIVE FIBERS CAN BE USED IN PRODUCTS TO PROTECT FROM THE COLD AND FEEL COMFORTABLE· IT CAN BE USED ALSO FOR OUTERWEAR, SOCKS, UNDERWEAR AND SHOES TOBEDCLOTHES AND SLEEPING BAGS.COMFORTABLE ALL THE TIME.
CHEMICAL & BIOLOGICAL PROTECTIVE TEXITLES
PROTECT THE HUMAN BODY FROM DIRECT CONTACT WITH HAZARDOUS CHEMICALS
• FARMERS FROM INSECTICIDES, •· TRUCK DRIVERS FROM TOXICS/ FLAMMABLE MATERIALS DURING THEIR • TRANSPORTATION ETC,•· FIRE FIGHTERS FROM HANDLING CHEMICAL SUBSTANCES, • MILITARY PERSONALS FROM BIOLOGICAL HAZARDS WHICH COMMONLY ARE
BACTERIA, VIRUSES OR• TOXINS THAT EXIST AS VERY FINE AIR OR LIQUID –BORNE PARTICLES.• TOXIC CHEMICALS MICRO ORGANISM TOXINS •· NERVOUS SYSTEM, CAUSE PNEUMONIA FOOD POISONING•· EYES, IRREGULAR FEVER• LUNGS, INCAPACITATING EFFECTS•· SKIN AFFECTS NERVOUS SYSTEM•· NOSE, •· THROAT, CAUSE HEAD ACHE ,NAUSEA ,VOMITING
CHEMICAL AND BIOLOGICAL PROTECTIVE TEXTILES
EXAMPLES OF CHEMICALS HANDLING WHICH CAN RESULT IN DIRECT EXPOSURE TO TOXIC CHEMICALS ARE:
EMERGENCY CHEMICAL RESPONSE DURING MANUFACTURE OF SHIPMENT HANDLING OF CHEMICAL WASTEACID BATHS AND OTHER TREATMENTS IN ELECTRONICS MANUFACTUREEQUIPMENT LEAKS OR FAILURESHANDLING OF LIQUID CHEMICALS DURING MANUFACTURE
APPLICATION OF PESTICIDES AND OTHER AGRICULTURAL CHEMICALS.
A TYPICAL CHEMICAL AND BIOLOGICAL PROTECTIVE TEXTILE CONSISTS OF THREE MAIN COMPONENTS:
· A TEXTILE OUTER LAYER, WHICH CAN BE NON-WOVEN OR WOVEN· AN INNER LAYER OF PROTECTIVE MATERIAL
· AND A TEXTILE LINER FABRIC.
THE THREE COMPONENTS ARE DESIGNED TO WORK IN HARMONY WITH EACH OTHER
TYPES OF CHEMICAL AND BIOLOGICAL PROTECTIVE MATERIALS
4 TYPES OF PROTECTIVE MATERIALS WITH THEIR DIFFERENT CAPABILITIES.
1. AIR- PERMEABLE MATERIALS
•· CONSISTS OF WOVEN SHELL FABRIC, COATED WITH FLUORO-POLYER COATINGS TO • PROVIDE LIQUID REPELLENCY•· LAYER OF SPORTIVE MATERIAL SUCH AS ACTIVATED CARBON IMPREGNATED FOAM • OR CARBON LOADED NON WOVEN FELT•· AND A LINER FABRIC
2 SEMI PERMEABLE MATERIALS
TWO DIFFERENT TYPES OF MEMBRANES ARE USED, A POROUS AND·B SOLUTIONS-DIFFUSION MEMBRANES
TO ALLOWS PROTECTION FROM THE GAS.
3 SELECTIVELY PERMEABLE MATERIALS ( SPMS):
· MULTI-LAYER COMPOSITE POLYMER : ARE THIN, LIGHT WEIGHT, AND FLEXIBLE
PROTECTIVE BARRIER TO CHEMICAL
· DON’T NEED THE LAYER OF ANY HEAVY SPORTIVE MATERIAL;
· MOISTURE VAPOUR FROM THE BODY TO ESCAPE THROUGH THE PROTECTIVE CLOTHING
4. IMPERMEABLE MATERIALSSOME EXAMPLES OF THESE MATERIALS ARE
BUTYL, NEOPRENE AND SOME ELASTOMERSARE EFFECTIVELY USED FOR PROTECTION FROM WARFARE AGENTS
TO PROVIDE CHEMICAL AND BIOLOGICAL PROTECTION
A PET FABRIC WAS LAMINATED WITH MODIFIED PTFE MEMBRANE AND
THEN COATED BY PU SOLUTION IN A DIRECT PROCESS. FINALLY, IT WAS LAMINATED WITH ACTIVE CARBON FELT.
BIOLOGICAL PROTECTION TESTS WERE CARRIED OUT USING POLIOMYELITIS (MUSTARD LIQUID) AT BOTH ATMOSPHERIC AND NEGATIVE PRESSURES.
IT WAS FOUND THAT THE PROTECTIVE MATERIAL DEVELOPED, SUCCESSFULLY PREVENTED MUSTARD LIQUID AND BIOLOGICAL WARFARE AGENTS FROM PERMEATING THROUGH THE LAMINATE
PARTICULATE PROTECTIVE TEXTILES
DESIGNED TO WEAR DURING ASBESTOS REMOVAL
TE XTILES PRODUCED BY SPUN BONDED / MELT BLOWN OLEFINS/ CELLULOSEFABRIC REINFORCED WITH PLASTIC SCRIM
· THESE MATERIALS OFFER STRENGTH / DURABILITY / BREATHABILITY
· USE CELLULOSE FABRIC REINFORCED WITH PLASTIC SCRIM ETC
THE MELTBLOWN POLYPROPYLENE IS HEAT BONDED BETWEEN TWO LAYERS OFSPUN BONDED POLYPROPYLENE
· THE OUTER LAYER GIVES STRENGTH AND
· THE INNER LAYER PROVIDE BARRIER PROTECTION. IT HAS GOOD WHICH MAKES IT EXCELLENT FOR CLOSED AREAS.
· BREATABILITY
USE OF PILE FABRICS FOR PROTECTIVE CLOTHING’S
RESEARCH CARRIED OUT IN GERMANYPILE FABRICS ( CORDUROY ) WHEN COATED WITH RIGHT TECHNOLOGY OFFER MUCH
BETTER :
RESISTANCE TO CHEMICALS, HEAT INSULATION, WATER PERMEABILITY ANDFIRE RESISTANCE.
•APPLICATIONS IN : AUTOMOTIVE SECTOR OR THE INTERIOR FOR INSULATION OF FLOOR OR
· FOR HEAT AND SOUND INSULATION,
· AS PROTECTIVE CLOTHING FOR FIRE FIGHTERS,
· THE ARMY, POLICE AND RACE DRIVERS.
PILE FABRICS LAMINATED WITH HOT MELT ADHESIVE FILMS AND ONE-SIDED ALUMINIUM FOIL OFFERS
· GOOD PROTECTION AGAINST
RADIANT HEAT AND ELECTRICAL FIELDS.
RESISTANCE AGAINST CHEMICAL AND FLAMMABILITYBY COATING
100 % COTTON CORDUROY PILE- FABRIC WAS · COATED ( PILE –SIDE) WITH SILICON,
· POLYURETHANE ANDDISPERSION
BY LAMINATING
PILE FABRICS, LAMINATED WITH HOT MELT ADHESIVE FILMS WITH PRIMARY PRODUCTS OF
· COPOLYESTER,· POLYURETHANE AND· POLYETHYLENE WERE USED. SP ECIAL PROPERTIES WERE REALISED WITH LAMINATES WITH ALUMINIUM FOIL,
LAMINATED ONE SIDE OF THE PILE FABRIC IN ORDER TO CREATE SHIELDING ELECTROMAGNETIC POLLUTION.
CHEMICAL PROTECTIVE TEXTILES INVOLVINGLIQUID AND GAS
FABRICS FOR THE BODY PROTECTION ARE DESIGNED BY COATING OR LAMINATINGSPECIAL FILMS.
NORMALLY THEY ARE MULTI - LAYER STRUCTURES CONTAINING:· LOW-DENSITY POLYETHYLENE AS OUTER LAYER,
· SARAN – SECOND LAYER,· ETHYLENE VINYL ACETATE COPOLYMER –THIRD LAYER
· AND TYVEK -INNER LAYER.
VARIOUS NYLON, COTTON, OR POLYESTER FABRICS
COATED WITH BUTYL ,PVC AND NEOPRENE ALSO OFFER GOOD
BARRIER PROPERTIES AGAINST LIQUID AND GAS,
PROTECTIVE TEXITLES AGAINST RADIATON
DESIGNED TO PROTECT PEOPLE WORKING IN: NUCLEAR PLANTS,
X-RAY DEPARTMENTS IN THE MEDICAL FIELDS
PEOPLE WORKING IN SUCH ENVIRONMENT MUST BE PROTECTED FROM THE DUST
CONTAINING RADIOACTIVE ELEMENTS.AMONGST THE OTHER RISK, NEW RESEARCH IN WHICH 1200 WOMEN TOOK PART SUGGEST
THAT :
PREGNANT WOMEN WHO PERFORMED MORE THAN 5 X-RAYS A WEEK HAD AROUND AN 80 % INCREASED RISK OF MISCARRIAGE
THE OVERALL CRUDE RISK OF MISCARRIAGE WAS 16 %.
PROTECTION FROM TRANSMITTED RADIATION IS SHIELDED BY PLACING A HEAVY RADIATION BARRIER AS LEAD BETWEEN THE RADIOACTIVE DIRT AND THE WORKER.
PROTECTIVE TEXITLES AGAINST RADIATONS
NEW PRODUCT
DEMRON DEVELOPED BY LAMINATING A POLYMER FILM BETWEEN A WOVEN ANDNOWOVEN FABRIC.
THE POLYMER IS A COMPOSITE OF
· POLYURETHANE AND· POLYVINYCHLORIDE
THAT BLOCK X-RAYS, LOW ENERGY GAMMA, AND ALPHA AND BETA EMISSIONS
PR OTECTIVE CLOTHINGS FOR RADIATION INCLUDES:
· COVERALLS,· HEAD COVERS,· HOODS,· GLOVES,· SHOE COVERS, · LAB COATS,
ELECTRICAL PROTECTIVE CLOTHING
ELECTRICAL HAZARDS INCLUDE
ELECTROMAGNETIC PROTECTION ANDELECTROSTATIC PROTECTION.
PROTECTION AGAINST ELECTROMAGNETIC PROTECTION
PEOPLE WORKING CLOSE TO POWER LINES, AND HIGH VOLTAGE ELECTRICAL EQUIPMENT ARE EXPOSED TO ELECTRIC SHOCKS AND ACUTE FLAMMABILITY HAZARDS.
THE EFFECT OF ELECTROMAGNETIC RADIATION CAN RANGE FROM
HEADACHES, INSOMNIA, CONCENTRATIONLEUKAEMIA AND CATARACTS
ELECTRICAL PROTECTIVE CLOTHING
PROTECTION FROM THESE HAZARDS INCORPORATE USE OFELECTRICAL CONDUCTIVE MATERIALS SUCH
· CARBON, METAL, · SYNTHETIC FIBRES
· WITH CARBON CORE AND CONDUCTIVE POLYMER FIBRESA TYPICAL PROTECTIVE FABRIC IS WOVEN:
· FROM A MIXTURE OF FIRE RETARDANT TEXTILE FIBRES· AND STAINLESS STEEL FIBERS.
OTHER TECHNIQUES ARE TO APPLY· A CONDUCTIVE FINISH· COATING OR· LAMINATE THE FABRIC TO CONDUCTIVE POLYMER FILMS.
NEW PRODUCT TO PROTECT AGAINST ELECTROMAGNETIC RADIATION
TWO UNIQUE YARN PRODUCTS HAVE BEEN DEVELOPED IN GERMANY
ZIMSI-EBLOCKER ANDZIMSI- ECONNECT
THE ZIMSI –EBLOCKER AS A PROTECTIVE TEXTILE IS A COMBINATION OF :A. TEXTILE CORE;B. CONDUCTIVE INNER TWIST ANDA. TEXTILE OUTER TWIST
THESE PARTS HAVE DIFFERENT FUNCTIONS I.E FLEXIBILITY, CONDUCTIVITY.THE HIGH PROTECTION IS REACHED THROUGH THE RIBBON -LIKE DISTRIBUTION OF THE
METALLIC YARN IN THE MATERIAL .THE PROTECTIVE TEXTILE IS BREATHABLE AND WASHABLE TO 60 DEGREE C.
NEW PRODUCT TO PROTECT AGAINST ELECTROMAGNETIC RADIATION
NEW PRODUCT TO PROTECT AGAINST ELECTROMAGNETIC RADIATION
COULD BE THE OPERATIONAL AREAS OF THE DEVELOPMENT :
ELECTRO SENSITIVE CLOTHING, HOME TEXTILESPROFESSIONAL CLOTHING: RADAR TECHNICIANS, MEDICAL PERSONNEL
TECHNICAL TEXTILE, WHICH PROTECT ELECTRO SENSITIVE DEVICE
ZIMSI- ECONNECT
IT IS FLEXIBLE, ELECTRICITY CONDUCTING HIGH-TECH THREAD AND IS A COMBINATION OF
· A FLEXIBLE CORE,· A CONDUCTIVE INNER TWIST AND A
· TEXTILE OUTER TWIST. OPERATIONAL AREAS ARE ALMOST THE SAME AS FOR ZIMSI-EBLOCKER PROTECTIVE
TEXTILE
PROTECTIVE TEXTILES FOR THE CLEAN ROOM
ELECTRONICS AND PHARMACEUTICAL INDUSTRIES )
CLEAN ROOM TEXTILES PROTECTTHE ENVIRONMENT FROM CONTAMINATION FROM THE WEARER. CONTAMINATION CAN
BE CAUSED BY
· HUMAN BODY WHICH SHEDS ONE BILLION SKIN CELLS EVERY DAY· BY THE CLOTHING’S WHICH CAN ALSO CARRY A GOOD AMOUNT OF DUST,
· HAIR, TEXTILE LINT,· COSMETICS, PERFUME,
· TOBACCO SMOKE
ALL OF WHICH CAN CONTAMINATE THE PRODUCTS AND THE HIGH-TECH PRODUCTION METHODS.
APPLICATION OF CLEAN ROOM TEXTILES ARE IN THE INDUSTRIES SUCH AS:· INTEGRATED CIRCUIT, ELECTRONIC ASSEMBLY
· DISC DRIVE, OPTICS, PHARMACEUTICAL, FOOD ,
· AEROSPACE, AUTOMOTIVE ETC.
PROTECTIVE TEXTILES FOR THE CLEAN ROOM
PROTECTIVE FABRICS PRODUCED FROM :
· WOVEN FABRICS , USING CONDUCTIVE YARNS SUCH AS CARBON, NICKEL AND ALUMINIUM
· NON- WOVEN (SPUNBOND /MELTBLOWN / HEAT FUSED PP LAMINATE), ·
COATED AND LAMINATE FABRICS CONTAINING PARTICLES AS SMALL AS 0.2MICRONS MADE FROM CONTINUOUS MULTIFILAMENT YARNS.
THE GARMENTS ARE STERILIZED THROUGH GAMMA RADIATION.
AND ALSO PREVENT SPARKS IN FLAME ENVIRONMENT
PROTECTIVE TEXTILES FOR THE CLEAN ROOM
NEW CONDUCTIVE FIBER FROM JAPAN
KURARAY FROM DEVELOPED A NEW COATED POLYESTER PROCESSED YARN
CANA-AN
FOR PREVENTION OF STATIC CHARGE.
PRODUCED BY COATING CARBON NANO TUBE ON MULTIFILAMENT ROCESSED YARN,
THE NEW TECHNOLOGY CAN BE APPLIED NOT ONLY TO POLYESTER WOVEN AND KNITTED FABRICS BUT TO OTHER FABRICS ALSO.
PROTECTION AGAINST MOLTEN METALS
WHEN WORKING AT FOUNDRIES WITH MOLTEN METALS SUCH AS
IRON, STEEL, COPPER , TIN LEAD, ZINC, ETC
THERE IS ALWAYS A THERMAL THREAT IN THE FORM OFMETAL SPLASHES.SILICON COATING
OFFER AN EXCELLENT PROTECTION AGAINST MECHANICAL. STRESSES
A TYPICAL EXAMPLE IS SILICON-IMPREGNATED ARAMID FABRICS.
SILICON-RUBBER COATING SEALS THE SURFACE OF ARAMIDFABRIC.
EVEN MOLTEN METALS AT EXTREME TEMPERATURES UP TO 1400 ° CSIMPLY ROLL OFF THE SURFACE LIKE WATER.
MOLTEN METAL NO LONGER BURNS A HOLE IN THE TEXTILE
THE PROTECTION AGAINST MOLTEN MAGNESIUM SPLASHES
A NEW PRODUCT FROM GERMANY:
USE OF MAGNESIUM MAKES WEIGHT REDUCTIONS BY UP TO 30 % POSSIBLE.
IT IS IDEAL FOR ITS APPLICATION BY THE AUTOMOTIVE INDUSTRY.PRODUCT DEVELOPED USING SPECIAL BLENDS OF
VISCOSE FR, POLYAMIDE AND THE MOLTEN ALUMINIUM.
A FABRIC MODIFICATION WAS CARRIED OUTWITH AN ARAMID COMPONENT FOR THE IMPROVEMENT OF THE FABRIC
STABILITYRESULTS OF POURING TESTS SUGGESTED THAT FABRICS VISCOSE FR,
POLYAMIDE AND WOOL WITH A GOOD DRIPPING EFFECT AGAINST MOLTEN ALUMINIUM AND MAGNESIUM SPLASHES COULD BE
DEVELOPED.
BALLISTIC PROTECTION
BALLISTIC PROTECTION OF A SOLDIER INVOLVE
PROTECTION OF THE BODY AND EYESAGAINST PROJECTILES WITH
v VARIOUS SHAPE, SIZE AND IMPACT VELOCITY.THE PRINCIPLE OF THE BALLISTIC PROTECTION BY CLOTH IS TO DISSIPATE THE
ENERGY OF THE FRAGMENTS ETC THROUGH STRETCHING AND BREAKING THE YARNS
IN THE MANY LAYERS OF HIGH PERFORMANCE WOVEN FABRICS.
MOST WIDELY USED MATERIALS FOR BALLISTIC PROTECTION ARE :ARAMID SUCH AS KEVLAR
TWARONDYNEMA ETC.
THESE ARE BASED UPON POLY-PARABENZAMIDE OR POLY-PARAPHENYLENETEREPHTHALAMIDE
PROTECTION AGAINST GRAFFITI – A NEW RESEARCH
PROTECTIVE TEXTILES ARE NOT ONLY PRODUCED TO PROTECT HUMANS.
RECENTLY NEW PRODUCTS HAVE BEEN DEVELOPED TOPROTECT THE SURFACES OF TEXTILES AGAINST GRAFFITI.
EVERY FORM OF GRAFFITI AND ITS REMOVAL IS CLOSELY CONNECTED WITH HIGH COSTS.
THE TECHNOLOGY INVOLVED :
COATING OF POLYESTER FILAMENT YARN CARRIER MATERIAL WITH POLYVINYL CHLORIDE (SOFT) AND
· AN AQUEOUS DISPERSION OF POLYACRYLATE WITH INSERTED CERAMIC MICRO-HOLLOWWARE.
THE DEVELOPED PRODUCTS OFFERED NEW APPROACH TO PROTECTION AGAINST PENETRATION OF
SPRAY PAINT, PERMANENT MARKER AND
BALL PEN INTO COATED TEXTILE SURFACES.
PROTECTION AGAINST GRAFFITI – A NEW RESEARCH
PROTECTION AGAINST GRAFFITI – A NEW RESEARCH
PROTECTIVE TEXTILES FOR LIGHT PROTECTION FOR MUSEUMS
IN MUSEUMS, SILK, PAPER AND COLOURS ARE AFFECTED BY DAMAGES CAUSED BY UVLIGHT.
INTERESTING WORK HAS BEEN CARRIED OUT IN GERMANY:1 IN THE DEVELOPMENT OF PROTECTIVE TEXTILES FOR USE IN THE MUSEUMS ROOMS
2 AS WELL AS FOR THE PROTECTION OF THE EXHIBITED ARTICLES AGAINST3 ELECTROMAGNETIC RADIATION, ESPECIALLY UV LIGHT.
COATING
FFOR INDOOR LIGHT PROTECTION SYSTEMS, AN INDIRECT COATING OF OPEN-PORED TEXTILE
CONSTRUCTIONS (PARTICULARLY POLYESTER) WITH MODIFIED TRANSPARENT PASTES ON THE BASIS OF POLYURETHANE CAN REDUCE UV RADIATION UP TO 99 %.
LAMINATION
A ANOTHER APPLICATION TO ACHIEVE PROTECTION AGAINST UV RADIATION IS A COMPOUNDOF
TEXTILE LAYER AND LIGHT PROTECTION FOILS. SELECTIVE FOILS WERE LAMINATED ON ACOMMERCIALLY AVAILABLE LIGHT PROTECTION FABRIC