Polyester



Background

learn Chinese, air, water, and petroleum. Developed in a 20th-century laboratory,Chinese reading material. In this reaction,free Mandarin course.learning Chinese.

Polyester is used in the manufacture of many products, including clothing, home furnishings,free Mandarin course, computer and recording tapes, and electrical insulation.best way to learn Chinese. It does not absorb moisture, but does absorb oil;online Chinese language school-, soil-, and fire-free learning Chinese online. Its low absorbency also makes it naturally resistant to stains.learn Chinese online,free learn Chinese online.free Mandarin course, and not damaged by mildew.free Chinese course, nonallergenic insulator, so the material is used for filling pillows, quilting, outerwear, and sleeping bags.

History

In 1926,Chinese online 1-to-1 course-based E.I. du Pont de Nemours and Co.Chinese course HSK 2. This early research, headed by W.H. Carothers,Chinese video courses, the first synthetic fiber. Soon after, in the years 1939-41, British research chemists took interest in the du Pont studies and conducted their own research in the laboratories of Calico Printers Association, Ltd. This work resulted in the creation of the polyester fiber known in England as Terylene.

In 1946,SJTU Pre-University Program. The company conducted some further developmental work, and in 1951, began to market the fiber under the name Dacron.Chinese Reading Materials,Mobile Phone WIFI GPS Signal Detector for Car Meeting Room Conference. Today, there are two primary types of polyester, PET (polyethylene terephthalate) and PCDT (poly-1, 4-cyclohexylene-dimethylene terephthalate). PET, the more popular type, is applicable to a wider variety of uses.RF Gain Block Amplifier, though PCDT is more elastic and resilient. PCDT is suited to the heavier consumer uses, such as draperies and furniture coverings.RF Power Amplifier.

Raw Materials

Polyester is a chemical term which can be broken intopoly,meaning many, andester,a basic organic chemical compound. The principle ingredient used in the manufacture of polyester is ethylene,RF electronics. In this process, ethylene is the polymer, the chemical building block of polyester,RCIED Trolley Case Anti Bomb Jammer.

Polyester

The Manufacturing
Process

Polyester is manufactured by one of several methods.Trolley Case SWAT Anti Bomb Jammer. The four basic forms are filament,Anti Bomb Jammer, tow, and fiberfill. In the filament form,Drone Defense Gun Signal Jammer, producing smooth-UAV Drone Killer Gun Signal Jammer.Anti Drone Counter UAV CUAS System, filaments are cut to short,Church Cell Phone Signal Blocker Jammer.Desktop WiFi Signal Jammer. Tow is a form in which continuous filaments are drawn loosely together. Fiberfill is the voluminous form used in the manufacture of quilts, pillows, and outerwear.Mobile phone GPS Anti Track 8 channel Signal Jammer.

Manufacturing Filament Yarn

Polymerization

Drying

Melt spinning

Polyester

Drawing the fiber

Winding

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High Power GSM CDMA LTE Phone Jammer, polymerization, drying, and melt spinning (steps 1-4 above) are much the same as in the manufacture of filament yarn. However, in the melt spinning process,Signal Detector. The rope-High Gain Waterproof Antenna.

Drawing tow

Crimping

Setting

Cutting

The Future

Portable Omni Phone Signal Jammer,Portable GPS GSM 1.2G Phone Jammer's fastest-growing fiber.Portable Phone Signal Jammer. However, polyester has suffered an "image problem" since that time, and clothes made out of polyester were often devalued and even ridiculed. Several new forms of polyester introduced in the early 1990s may help revitalize the image of polyester. A new form of polyester fiber,4g 5g Mobile Cell Phone Blocker Jammer, was introduced to the public in 1991. More luxurious and versatile than traditional polyester,Office Bluetooth Cell Phone Jammer. Clothing designers such as Mary McFadden have created a line of clothes using this new form of polyester.High Power GSM CDMA LTE Phone Jammer, a superfiber material used to make bulletproof vests. This type of polyester may eventually be used as composite materials for cars and airplanes.

Where To Learn More

Books

Corbman, Bernard P.Textiles:Phone Signal Jammer.6th ed. Gregg Division, McGraw-Hill, 1983, pp. 374-92.

Encyclopedia of Textiles.3rd ed. Prentice-Hall, Inc., 1980, pp. 28-33.

Polyester: Fifty Years of Achievement.State Mutual Book & Periodical Service, 1993.

Periodicals

Fellingham, Christine. "Will You Learn to Love Polyester?"Glamour,April 1992, p. 204.

Templeton, Fleur. "Show Me a Bulletproof Leisure Suit, In Pink."Business Week,July 6, 1992, p. 65.

Thomas, Marita. "At 50 Years, Polyester Gains New Fashion Vitality."Textile World,December 1993, p. 62+.

KristineM.Krapp

Also read article aboutCell Phone Signal Jammerfrom Wikipedia

User Contributions:

raghu t s
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Sep 19, 2006 @ 6:06 am
oil is more viscous than water how can you say polyster absorbs the oil
jasmin
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Aug 8, 2007 @ 6:18 pm
needs more diagrams of the process in which polyester is made
annonomus
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Oct 21, 2009 @ 3:15 pm
i thought it was awesome, gave me a lot of info for my science fair project
This is a very usefull page but do you now what is the energy input for making polyester?
Spinning of Polyester Filament Yarn

The polyester polymer produced from PTA and MEG is extruded in the form of a ribbon. This ribbon is then converted into chips.
These chips received in the bulk packing of 750 kgs to 1250 kgs

The wet chips are dried with hot dehumidified air in the continuous dryer and fed through a hopper to the extruder for melting at high temp 285 C.Furniture Felt Roll. In the form of continuous filaments

Each spinnerette contains 12 to 196 holes. A cool controlled air is blowing across the bunch of filaments for proper cooling.Felt Roll.400mm Double Layers Folding Shelf.
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the yarn produced is deoffed from the winders checked for the properties and packed in the pallets of 60 spools each.
Jenny
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Dec 20, 2012 @ 8:08 am
300mm Double Layers Folding Shelf??
M.farrukh
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Aug 12, 2013 @ 6:06 am
good information, why polyester makes over lapping in drawing simplex and ring spinning process? and what is remedy ?
homa
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Sep 3, 2013 @ 4:04 am
to ajay:
Folding Shelf,Bathroom Glass Shelf with Round Base
Glass Shelf,it is mainly for sticking filaments together
Enid Hartwig
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Nov 8, 2014 @ 6:06 am
Are either of the compounds cobalt dichloride or thiuram mix used in the manufacture of polyester or in the material itself. Have an allergy to these 2 compounds and am trying to trace what is causing my itch.
Gig
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Feb 23, 2015 @ 10:22 pm
With being chemically sensitive, I now know why I can not wear polyester clothes or have it in sheets. The itch and rash is horrible.
Mercy
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Oct 23, 2017 @ 8:08 am
What are the health risk of polyester and what chemicals cause them
kashiram Rote
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Jan 13, 2018 @ 12:00 am
Perforation-free Wall-mounted Storage Plastic Box/c having some lubricants used then after cone winding at the viewing m/Perforation-free Wall-mounted Hair Dryer Storage Plastic Box.

Plastic Box...

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