TEK 455E - Non-Woven Fabrics

Course Objectives

To teach the students,
1. nonwoven production methods and product properties,
2. how to determine the end-use according to nonwoven type.
3. the current situation of nonwoven industry in Turkey and in the world.

Course Description

Types, properties, production methods, end-uses of nonwovens; raw materials used in the production of
nonwovens (polymers, fibres, binders). Web formation methods; dry-laying (mechanical, aerodymanic,
mechanical-aerodynamic combination), wet-laying, spunlaying (spunbonding, meltblown,
elektrospinning). Web consolidation methods ;mechanical (needlepunching, stitchbonding, spunlacing),
thermal (calender, hot through-air, infrared, ultrasonic), chemical (empragnation, printing, foam,
spraying). Web finishing methods; chemical (dyeing, printing, coating, lamination, bleaching, etc.) and
mechanical (calendering, brushing, embossing, creping, crushing). Tufting production method. Current
situation of nonwoven industry in Turkey and the world.