TY4003 Non Woven and Speciality Textile Syllabus:

TY4003 Non Woven and Speciality Textile Syllabus – Anna University PG Syllabus Regulation 2021

OBJECTIVES

 To enable the students to know about the methods of producing nonwoven fabrics
 To enable the students to know about the structure & application of non woven fabrics in industrial purposes

UNIT I WEB FORMING AND BONDING

Classifications of Non-woven fabrics – Raw materials. Principles of web forming – Role of cross lapper. Web bonding techniques – chemical, mechanical, thermal, air-bonding, spun bonding, needle punching, hydro entanglement processes.

UNIT II STRUCTURE AND EVALUATION

Structure of Non-woven fabrics – Macro structure, Structural elements – their arrangement, bonding and binding. Homogeneity of nonwoven. Evaluation of Non-woven fabrics. End uses and Techno-economics. Felts and in the process of Felting – technical considerations of felting. Decorative techniques in non-woven production.

UNIT III FABRIC PRODUCTION

Classification and Definition – Preparatory processes. Fabric Production – Conventional shuttle looms, Endless Tape Looms, Circular Hose Pipe looms. Shuttleless Looms – Catch thread and flat knitting edge looms; Multicolor Needle Jacquard looms.

UNIT IV UNCONVENTIONAL FABRICS

Production of Industrial Tapes, Elastic Tapes, Zip fastener tapes; Woven and printed labels. Stretch fabrics – classification and its production; Elastomeric stretch fabrics; Braided fabrics; -Tubular structures – Braiding Machine; Nets and Laces – Types and description of Lace Machines – Knitting of laces – Tricot Lace Machines. Flocked fabrics –The process of flocking.

UNIT V CARPETS

Carpets-Non-pile carpet weaves and their looms. Tufted carpets and their production–Pile surfaced carpet weaves and their looms. Needle felt floor coverings.

TOTAL: 45 PERIODS

OUTCOMES

Upon completion of this course the student shall have knowledge on
CO1: The different types of web forming and bonding techniques of non woven
CO2:The structure and end uses of non woven fabrics.
CO3:The different types of associated with specialty textiles
CO4:The production and end uses of industrial tapes and laces.
CO5:The production of carpets and end uses.

REFERENCES

1. Gulrajani.M.L.,“Nonwovens”,The Textile Association(India)publication1996.
2. Birrell.V.,TheTextile Arts,Harper&BrothersPublications,NewYak,1999.
3. DeniseMusk,MachineKnitting,B.T.BatsfordLtd,London,1999
4. Wilhelm Albrechtetal.,”Nonwoven fabrics”,WILEYVCH VerlagGmbh & Company, Germany, 2003.
5. Russel.S,”Handbook of Nonwovens”,The Textile Institute Publication,2007.
6. Irsak.C,”NonwovenTextiles”TextileInstitute”,Manchester,1999
7. Krcma.R.,ManualofNon-wovens,TextileTradePress,Manchester1993.