Most of fabric before dyeing requires pre-shaped(temperature
approximately 193 °C), in order to prevent fabric variant when
dyeing. AG-K89F is special yellowing preventing agent, use in shape
before shaping can prevent yellowing. In process, do not need to
shape before AG-K89F when scouring/yellowing prevent agent.
Appearance: milky white liquid
After dilution pH (3% solution): 6.0 ± 0.5
Safety Precautions refer to physical properties of AG-K89F Safety
Application of technical information
If cloth on stereotypes, pressure suction (PAD) AG-K89F yellow
change preventing agent 2-3% (owb solution percentage), together
with penetrant IPA 0.5 -1.0% (owb) bath re-drying stereotypes.
★Indefinite form for scouring
If original cloth do not need to stereotypes, AG-K89F enables for
scouring bath, use of 3 - 5% (can add as need fluorescent sperm
The procedure is as follows:
1. Plus AG-K89F the scouring bath heat to 43 °C.
2. And then slowly warm to 82 °C.
3. In 82 ℃and holding for 30 minutes of operation.
4. Drain, rinse in cold water.
★Use in post-processing
AG-K89F also use for the post-treatment bath, in order to prevent
yellowing or hue change.
Prepared at reasonable bath
AG-K89F 2.0 - 3.0%
Cationic softener 1.0 - 3.0%
RESIN G-90 1.0 - 2.0%
(Methylated melamine resin)
CATALYSTCT(amine salts touch coal) 0.5 - 1.0%
Rolled baking at 160 ℃- 177 ℃