introduction to digital textile printing
DESCRIPTION
This presentation provides a introduction to digital textile printing for basic understanding about the subject. For more info contact [email protected] www.inkjetforumindia.comTRANSCRIPT
Introduction to Digital Textile Printing !
Aditya Chandavarkar Founder & CEO
Inkjet Forum India !
PRESENTATION STRUCTURE
What is Digital Printing ? - Types of technology !Digital Textile Printing - History - Conventional vs Digital !Components of Digital Textile Printing - Hardware - Printers/Printheads - RIP Software - Inks - Role of pre-treatment/post-treatment !Opportunities/Challenges !Conclusion !About Inkjet Forum India
WHAT IS DIGITAL PRINTING?
Digital printing refers to methods of printing from a
digital-based image directly to a variety of media.
Source: From Wikipedia, the free encyclopedia
Inkjet Technology Laser Technology
TonerInks
PaperPaper & Other Materials
Printhead
=
Importance of Printhead
Printheads
CIJ DOD
Piezo Thermal
Types of Printheads
DIGITAL TEXTILE PRINTING
1 sqm/h 2 – 4 sqm/h 15 – 100 sqm/h 150 – 500 sqm/h
1995
Stork
1999
Encad
Mimaki TX1
Ichinose
2004
Mimaki TX 2
Dupont
Robustelli
Reggiani Dream
2007
Mimaki JV5
Konica Minolta
2010
Reggiani Renoir
Zimmer
Konica
MS JPK
History of Digital Textile Printing
Future of Digital Textile Printing
2014 2015
75 sqm/min 4500 sqm/hr
Applications of Digital Textile Printing
Applications of Digital Textile Printing
Market Share of Textile Printing Technologies
Source: John Provost
Conventional Printing Vs Digital Printing
COMPONENTS OF DIGITAL TEXTILE
PRINTING
Tex$le&
Ink&Chemistry&
So4ware& Hardware&
Components of Digital Textile Printing
Software - RIP Software
Hardware - Digital Textile Printers
Ink Chemistry
Typical Inkjet Ink Formulation
Dye or Pigment dispersion 0.3 - 10 wt % Water soluble organic solvent 1 5 - 15 wt % Water soluble organic solvent 2 5 - 15 wt % Surfactant 0.2 - 2.0 wt % Acid or Base to adjust pH Water Additives (See below) !- Binders (pigment inks) - Rheology modifiers - Functional materials - Adhesion promoters - UV absorber - Fastness enhancer - Other additives
Comparison between print paste & inkjet inks
Reactive Inks
Acid Inks
Disperse Inks
Disperse - Direct Print
Disperse - Sublimation
How Sublimation Transfer Works
How Sublimation Transfer Works
Dye Inks vs Pigment inks
Pigment inks
Type of Pigment Inks
Textile
Fibre Type !Texture !Spun or Multifilament Yarns !Woven / Knitted / Non-Woven !Dimensional Stability !Pre-treatment (bleaching, setting …. ) !!
Ink Chemistry
Inkjet Fabric Requirements
Pre-treatment Process Flow
Specific Pre-treatment - Reactive Inks
Specific Pre-treatment - Reactive Inks
Without Pre-treatment
With Pre-treatment
Post-Treatment
Post-Treatment Flow for different Inks