non woven textiles

NON WOVEN TEXTILES

Collected ByMuhammad Awais Imran

MS Textiles, (SDM, IRC)

INTRODUCTION

INTRODUCTION

RAW MATERIALS

• It is not necessary to use best fiber but required fiber

COTTON

RAYON

RAYON

ACETATE

WOOL

POLYAMIDE/POLYESTER

ACRYLIC

FIBRE DESCRIPTION CONSIDERATIONS

• Crimp (strength,compactness,loft,resilient)• Denier (cover factor, density)• Length (excessive breakage, no-strength

relation)• Finish (bulky, bright, dull)

NON WOVEN PROPERTIES

BONDING AGENTS

BONDING AGENTS

BONDING FIBERS

BINDER MECHANISMS

EMULSION POLYMERIZATION

EMULSION POLYMERIZATION

FILM FORMATION

FACTORS

CLASSIFICATION OF BINDERS

CLASSIFICATION OF BINDERS

CLASSIFICATION OF BINDERS

TYPES OF BINDER

TYPES OF BINDER

TYPES OF BINDER

CLASSIFICATION OF NON WOVEN

MANUFACTURING STEPS

77

WET LAID

WET LAID

ASPECTS

END USES

DRY LAID

FIBRE PREPARATION

FIBRE PREPARATION

CARDING

PARALLEL WEB LAYING

DISADVANTAGES

CROSS LAYING

CROSS LAYING

AIR LAYING

AIR LAYING

CONTINUOUS FILAMENT WEBS

SPUN LAID

SPUN LAID

MELT BLOWN

BONDING TECHNIQUES

MECHANICAL BONDING

MECHANICAL BONDING

NEEDLE PUNCH

NEEDLE PUNCH

NEEDLE PUNCH

USES

STITCH BONDING

STITCH BONDING

HYDRO-ENTANGLEMENT

HYDRO-ENTANGLEMENT

END USES

CHEMICAL BONDING

SATURATION BONDING

SATURATION BONDING

SPRAY BONDING

SPRAY BONDING

FOAM BONDING

POWDER BONDING

POWDER BONDING

PRINT BONDING

PRINT BONDING

DISCONTINUOUS BONDING

THERMAL BONDING

THERMAL BONDING

THERMAL BONDING

THERMAL BONDING

HOT CALENDERING

AREA BONDING

AREA BONDING

POINT BONDING

POINT BONDING

BELT CALEDERING

THROUGH-AIR BONDING

THROUGH-AIR BONDING

ULTRASONIC BONDING

RADIANT HEAT BONDING

SPUN LAID BONDING

SPUN LAID BONDING

SPUN LAID BONDING

FINISHING OF NON WOVENS