Conditional dependency and fastness of recommended dyeing method for polyester/polyurethane union knits

<Conditional dependency>

[Substrate]
Polyester/polyurethane (86/14) union knit

[Temperature dependency evaluation]
Shade difference on fabric surface when dyed at 115 and 125 °C

:within 5% :within 10% :within 20% :over 20%

:within 5% : within 10% : within 20% : over 20%

Dyes	Concentration %o.w.f	Temperature dependency	pH dependency
Kayalon Polyester Yellow GLW	3.0%
Kayalon Polyester Yellow Brown YLW	3.0%
Kayalon Polyester Red RLW	3.0%
Kayalon Polyester Blue BLW	3.0%
Kayalon Polyester Blue GLW	3.0%
Kayalon Polyester Turquoise TLW	6.0%
Kayalon Polyester Navy NLW	2.0%
Kayalon Polyester Black KLW	4.0%
Kayalon Polyester Light Red 2B-SF 200	3.0%
<Reference>
Other companies' Yellow for polyester/polyurethane	1.5%
Other companies' Red for polyester/polyurethane	6.0%
Other companies' Blue for polyester/polyurethane	6.0%
Other companies' Navy C/L for polyester/polyurethane	6.0%
Other companies' Black C/L for polyester/polyurethane	12.0%

<Fastness>

[Substrate]
Polyester/polyurethane (76/24) union knit

[Fastness evaluation]
After 2 min. heat setting at 160 °C

[Dry-cleaning liquid staining]

: Almost no staining observed : Slight staining observed : Staining observed somewhat : Considerable staining observed

(Click to enlarge)