textile auxiliries handout 03
TRANSCRIPT
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OBA
UVITEX HUNTSMAN
LEUCOPHOR CLARIANT (S)
HOSTALUX CLARIANT (HOE)
BLANKOPKOR BAYER
KAYAPHOR NIPPON KAYAKU
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OBA
(shade)
(brilliance)
- catalyst
affinity OBA
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OBA CEL/PA
triazinyl diaminostilbenedisulphonic acid (DAST)
90% OBA cellulose
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OBA
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OBA
High affinity OBA Disulphonate OBA
(pH 6-12)
Medium affinity OBA Tetrasulphonate OBA
( )
Low affinity OBA Hexasulphonate OBA
(pH 1-12)
cellulose nylon
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affinity
OBA affinity exhaustion
OBA affinity exhaustion
Pad peroxide bleaching bath
OBA affinity Pad tailing
Resin finishing catalyst
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affinity OBA CEL
(40oC)
High affinity OBA
10 OBA 30%
tailing
Medium affinity OBA high
affinity pad
tailing 90% 60
Low affinity OBA
pad
70% 60
Exhaustion
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affinity OBA CEL
(90oC)
High affinity OBA
10 OBA 20%
exhaustion
Medium affinity OBA high
affinity 70% 60
Exhaustion
Low affinity OBA
20% 60
Exhaustion
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affinity OBA
: High affinity Medium affinity
High affinity OBA Medium affinity OBA
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affinity OBA
: Medium affinity Low affinity
Medium affinity OBA Low affinity OBA
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High affinity OBA pad ?
OBA
wet batching
steam
tailing
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Low affinity Medium affinity Pad ?
Low affinity OBAOBA
steam
wet batching
Medium affinity OBA
steam
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Low affinity OBA
Low affinity OBA
Resin
1 Uvitex BFA liq.
2 C.I. FBA 353
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OBA nylon
C.I. FBA 351 DAST DAST
nylon
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OBA nylon: C.I. FBA 351
pH 4
amino nylon
OBA
pH 6-7
High affinity OBA
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OBA nylon
OBA UVITEX PLF liq.
C.I. FBA 351
chlorite bleach
CEL
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OBA polyester
(7-8) chlorite bleaching
C.I. FBA 185C.I. FBA 135
(5-6) chlorite bleaching
C.I. FBA 199C.I. FBA 376
OBA polyester
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OBA polyester
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OBA polyester
Low energyC.I. FBA 135 cure 185oC
medium energyC.I. FBA 185 cure 195oCC.I. FBA 376 cure 195oC
high energyC.I. FBA 199 cure 210oC
Low energy exhaustion cure High
energy Pad Thermosol
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OBA polyester carrier
Low energy
(> 0.5% owf.)
High energy
120oC
130oCLowest energy Highest energy
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cure OBA polyester
Pad-Thermosol
Low energy cure
175oC
185oC
High energy
200oC
Thermal yellowing
Lowest energy Highest energy
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OBA acrylic
chlorite bleaching
C.I. FBA 363
chlorite bleaching
C.I. FBA 390
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OBA acrylic : chlorite bleaching
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OBA acrylic : chlorite bleaching
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OBA acrylic chlorite bleaching
chlorite bleaching (
Tg acrylic)pH 3.5-4.5 ( pH
chlorite bleaching) pH
6 affinity OBA
pH 3 OBA
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OBA acrylic chlorite bleaching
chlorite bleaching
( Tg acrylic)
pH < 3 OBA
pH 3.5-4.0