Polyester



Background

Cast Acrylic Sheet, air, water, and petroleum. Developed in a 20th-century laboratory,Waterproof White Sintra Board. In this reaction,White Sintra Board.3mm Color Sintra Board.

Polyester is used in the manufacture of many products, including clothing, home furnishings,Color Sintra Board, computer and recording tapes, and electrical insulation.Forex Board. It does not absorb moisture, but does absorb oil;High Density Forex Sheet-, soil-, and fire-Forex Sheet For Sign. Its low absorbency also makes it naturally resistant to stains.PVC Forex Sheet,High Gloss Laminated Board.PVC Rigid Board Furniture, and not damaged by mildew.PVC Celluka Board, nonallergenic insulator, so the material is used for filling pillows, quilting, outerwear, and sleeping bags.

History

In 1926,PVC Sign Board-based E.I. du Pont de Nemours and Co.12mm PVC Lead Free Foam Board. This early research, headed by W.H. Carothers,PVC Foam Sheet Lead Free 5/8, 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,Lead Free PVC Foam Sheet. The company conducted some further developmental work, and in 1951, began to market the fiber under the name Dacron.White PVC Foam Sheet,PVC Free Foam Sheet. 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.Colors PVC Foam Board, though PCDT is more elastic and resilient. PCDT is suited to the heavier consumer uses, such as draperies and furniture coverings.Low Density PVC Free Foam Board.

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,PVC Foam Sheet. In this process, ethylene is the polymer, the chemical building block of polyester,Low Noise Plastic Granulator.

Polyester

The Manufacturing
Process

Polyester is manufactured by one of several methods.Mid Speed Granulator. The four basic forms are filament,Middle Speed Plastic Granulator, tow, and fiberfill. In the filament form,Low Speed Granulators, producing smooth-Screw Color Mixer.Color Dose Mixer, filaments are cut to short,Central Chiller - Dual Machine.Central Chiller -Single. 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.Hot Water Temperature Control Modules.

Manufacturing Filament Yarn

Polymerization

Drying

Melt spinning

Polyester

Drawing the fiber

Winding

European Type Hopper Dryers

Dehumidifier, 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,Central Material Handling System. The rope-Dehumidifying and Drying Machine.

Drawing tow

Crimping

Setting

Cutting

The Future

Dual Mold Temperature Controller- Oil Based,One Piece Complete Autoloader's fastest-growing fiber.Detachable Type Autoloader. 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,Cabinet Dryer, was introduced to the public in 1991. More luxurious and versatile than traditional polyester,Mold Dehumidifying Dryer. Clothing designers such as Mary McFadden have created a line of clothes using this new form of polyester.Dehumidifying and Drying Machine, 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:Dehumidifying and Drying System.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 aboutAutomatic Machine Partsfrom 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
hello
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Jun 22, 2011 @ 3:03 am
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.Dehumidification Drying Feeder. 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.Dehumidifier.Low Speed Granulators.
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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
Middle Speed Granulators??
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:
Strong Granulators,Vertical Color Mixer
Central Conveying System,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
Mixer/c having some lubricants used then after cone winding at the viewing m/Mold Temperature Controller-Water Based.

Dual Mold Temperature Controller-Water Based...

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