Nonwoven Fabric

Presented ByName: Anik Kumar Das

ID.: 12132107053Intake: 8th Section: 2

BUBT

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Nonwoven:• A textile

structure• Produced by the

bonding or interlocking of fibers

• Accomplished by mechanical, chemical, thermal or solvent means.

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1.All Nonwoven process con be divided into two Stage:

1. Fiber preparation/ web/ Batt/ Net formation 2. Bonding process itself.

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Web/ Batt formation

1.• Formation of Lap

2.• Press the Lap by chemical, thermal or mechanical

means.

3.• Produce a thin sheet (Web).

4.• Formation of batt.

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Types of NonwovenAccording to the method of Production

Nonwoven

Wet bonded

Dry bonded

Spun bonded

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Classification of Web

Nonwoven fabric web

Dry-laid webs Wet-laid webs Direct laid webs

Spun laid webs Melt blown webs

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Dry laid webs

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Wet laid webs

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Spun laid webs

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Melt blown webs

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Bonding process of nonwoven

Chemicalbonding Saturation bonding

Foam bonding

Print bonding

Spray bonding

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Bonding process of nonwoven

Thermalbonding

Without pressure

With pressure

With high pressure

Powder bonding

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Bonding process of nonwovenMechanical bonding Needle punching

Stitch bonding

Stitch bonding without thread

Hydro entanglement bonding

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Properties of Nonwoven

Can impart properties as requirement .

• Abrasion resistant• Absorbent• Breathable• Air proof• Filtration medium• Waterproof• Dust free• Crease resistant• Dry cleanable• Foldable

• Light in weight• Elastic• Long lasting• Degradable• Conductive• Insulated• Soft • Stiff• Etc.

Application

• Automobile• Medical• Personal care & hygiene• Household• Stationary• Agriculture• Geotextile.

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Conclusion

Today nonwoven is another main field of textile sector. The raw materials also available in our country so we can develop our future by using & developing this site.

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Thank you