Finishing processes- dyeing and printing Flashcards
1
Q
What is dyeing?
A
- dipping yarn, fibre or fabric into a colour pigment to change the colour
- chemicals are used to fix the colour so that it doesn’t fade when washed
2
Q
What are some of the dyeing methods?
only need to know one hand and one commercial method
A
- chemical dyeing
- natural dyeing
- industrial dyeing
- dip-dyeing
- resist dyeing
- tie dyeing
- batik
- tritik
- shibori
3
Q
What is chemical dyeing?
A
- pigment dyes with salts added to fix them
- can be made up of water
4
Q
What is natural dyeing?
A
- vegetable pigment dyes
5
Q
What is industrial dyeing? (industrial process)
A
- fibres dyed
- polymer is coloured
- fibres dyed and turned into yarns
- undid fabrics can be dyed
6
Q
What is dip dyeing?
A
- part of the fabric is dipped into dye
- then can be dipped into different coloured dyes to mix the colours
7
Q
What is resist dyeing?
A
- part of the fabric is made to resist dye when dipping
8
Q
What is tie dyeing?
A
- wrapping or having the fabric tied
- then dipping it into many dyes to give different colours
9
Q
What is batik?
A
- using wax to make the dye resist going there
10
Q
What is tritik?
A
- stitching parts to make the dye resist going there
11
Q
What is shibori?
A
- dye added to folded fabric and then steamed to set the dye
12
Q
What is printing?
A
adding colour to make patterns on fabric
13
Q
What are printing methods?
only need to know one hand and one commercial method
A
- block printing
- screen printing
- engraved roller printing
- transfer printing
- stencilling
- digital printing
14
Q
What is block printing?
A
- blocks are made into patters
- these are dipped into a dye
- then these blocks are pressed onto fabrics leaving the pattern, in many places
15
Q
What is screen printing?
A
- a pattern is cut out maybe using laser cutter
- there is a screen on top of a wooden outlined board
- the pattern is placed under the screen (mesh)
- paint/dye is placed in the mesh and squeezed in using a squeegee
