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Leading Edge Technologies for Textile Finishing

September 2011 | 45 pages | ID: L07208F9036EN
Textiles Intelligence Ltd

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Consumers are demanding enhanced aesthetics and comfort in apparel, as well as higher levels of protection, performance and easy care properties. The textile and clothing industry needs innovative chemical finishes in order to meet these demands, increase the range of end use applications for its products and open up new markets. This report examines in detail the different types of textile finishing technologies available -- including antimicrobial technology, biotechnology, inkjet application technology, microencapsulation technology, nanoscale technology, plasma technology, self-cleaning finishes and softening technology. Companies featured in this report include AB Enzymes, Aegis Environments, Alexium, Arch Chemicals, Autofoam Systems, Celessence, Clariant, Cognis Deutschland, Dow Corning Corporation, DuPont, DyStar, Gaston Systems, Genencor, Huntsman Textile Effects, Nano-Tex, Novozymes, Outlast Technologies, P2i, Quest Fragrances, Quick-Med Technologies, Royal Ten Cate, Rudolf Chemie, Schoeller Technologies, Speciality Textile Products, Sympatex, Tanatex Chemicals, Thor Group, Vlisco, Wacker Chemie, Xennia, and Zschimmer & Schwarz Mohsdorf.
SUMMARY

INTRODUCTION

Challenges faced by the textile finishing sector

BIOTECHNOLOGY

Approaches to enzyme engineering
Natural sources
Genetic engineering
Major producers of enzymes for textile applications
Major applications of enzymes in textile wet processing
Pretreatment
Dyeing and printing
Finishing
Enzyme technology products and systems available from leading manufacturers
Gentle Power Bleach from Huntsman Textile Effects
Sera Zyme C-PE from DyStar
Lava Cell NBP from DyStar
Enzyme-based pretreatment process for cotton fabrics using a combined biocatalytic desizing
and scouring process from Gerrit Bouwhuis
Cellusoft Combi single step bioblasting (biopolishing) and bleach clean-up process from
Novozymes
PrimaGreen EcoScour pretreatment from Genencor
Optisize COOL and Optisize NEXT amylases for desizing and Primafast GOLD depilling
solution from Genencor
IndiAge NeutraFlex for denim stonewashing from Genencor
Immobilising biocatalytic enzymes to prevent side reactions and to aid recovery and recycling

ANTIMICROBIAL TECHNOLOGY

Adverse effects of micro-organisms on textiles
Reasons for the growth in importance of antimicrobial finishes
Methods of applying antimicrobial agents
Regulations governing the use of antimicrobial agents
Classification of antimicrobial agents
Types of antimicrobials
Metals and metal salts
Quaternary ammonium compounds
Triclosan
Chitosan
Regenerable N-halamine and peroxy acid
Antimicrobials which can be bound to fibres
Environmental and safety aspects

NANOSCALE TECHNOLOGY

Definitions
Nanoscale
Nanotechnology
Market size
Three generations of nanoscale technologies
Classification of nanoscale materials for use in the textile sector
Nanoparticles
Polymer nanocomposites
Nanocapsules
Nanoporous materials
Carbon nanotubes
Quantum dots
Nanocoatings and surfaces
Graphene
Nanostructured materials
Challenges for nanoscale technologies

PLASMA TECHNOLOGIES

Nature and properties of plasma
Application of plasma technology to textiles
Benefits of using plasma technologies in textile finishing
Suppliers of plasma systems
Low pressure plasma systems
Atmospheric pressure plasma systems
Supplier of other equipment
Commercial applications of plasma technologies in textile finishing
Future development possibilities: plasma-polymerisation treatments

SUPERHYDROPHOBIC TECHNOLOGY AND SELF-CLEANING

FINISHES

Laundry Tumble Dry (LTD) and Laundry Air Dry (LAD) fluorocarbon finishes
Fluorocarbon finishes which can be cured at lower temperatures
Environmental issues associated with fluorocarbon finishes based on C8 perfluorinated sidechains
An alternative production route still causes pollution
Finishes based on fluorochemicals with shorter fluorinated side-chains based on C4 and C6 fluorocarbons
Clariant’s Innovative Carpet Concept
Alexium Cleanshell water repellent and oil repellent treatment for synthetic and natural fibre fabrics
Superhydrophobic finishes and self-cleaning finishes
Self-cleaning technology via photocatalytic finishes

MICROENCAPSULATION TECHNOLOGY

Sensory perception technology microcapsules

SOFTENING TECHNOLOGY

NOVEL METHODS OF APPLYING CHEMICAL FINISHES

INKJET TECHNOLOGY

LIST OF TABLES

Table 1: Shares of antimicrobial fibres usage by end use market, 2006


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