3

OBA

UVITEX HUNTSMAN

LEUCOPHOR CLARIANT (S)

HOSTALUX CLARIANT (HOE)

BLANKOPKOR BAYER

KAYAPHOR NIPPON KAYAKU

4

OBA

(shade)

(brilliance)

- catalyst

affinity OBA

5

OBA CEL/PA

triazinyl diaminostilbenedisulphonic acid (DAST)

90% OBA cellulose

6

OBA

7

OBA

High affinity OBA Disulphonate OBA

(pH 6-12)

Medium affinity OBA Tetrasulphonate OBA

( )

Low affinity OBA Hexasulphonate OBA

(pH 1-12)

cellulose nylon

8

affinity

OBA affinity exhaustion

OBA affinity exhaustion

Pad peroxide bleaching bath

OBA affinity Pad tailing

Resin finishing catalyst

9

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

10

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

11

affinity OBA

: High affinity Medium affinity

High affinity OBA Medium affinity OBA

12

affinity OBA

: Medium affinity Low affinity

Medium affinity OBA Low affinity OBA

13

High affinity OBA pad ?

OBA

wet batching

steam

tailing

14

Low affinity Medium affinity Pad ?

Low affinity OBAOBA

steam

wet batching

Medium affinity OBA

steam

15

Low affinity OBA

Low affinity OBA

Resin

1 Uvitex BFA liq.

2 C.I. FBA 353

16

OBA nylon

C.I. FBA 351 DAST DAST

nylon

17

OBA nylon: C.I. FBA 351

pH 4

amino nylon

OBA

pH 6-7

High affinity OBA

18

OBA nylon

OBA UVITEX PLF liq.

C.I. FBA 351

chlorite bleach

CEL

19

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

20

OBA polyester

21

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

22

OBA polyester carrier

Low energy

(> 0.5% owf.)

High energy

120oC

130oCLowest energy Highest energy

23

cure OBA polyester

Pad-Thermosol

Low energy cure

175oC

185oC

High energy

200oC

Thermal yellowing

Lowest energy Highest energy

24

OBA acrylic

chlorite bleaching

C.I. FBA 363

chlorite bleaching

C.I. FBA 390

25

OBA acrylic : chlorite bleaching

26

OBA acrylic : chlorite bleaching

27

OBA acrylic chlorite bleaching

chlorite bleaching (

Tg acrylic)pH 3.5-4.5 ( pH

chlorite bleaching) pH

6 affinity OBA

pH 3 OBA

28

OBA acrylic chlorite bleaching

chlorite bleaching

( Tg acrylic)

pH < 3 OBA

pH 3.5-4.0