TANAVOL® PEW Safety first when working at the top

DYEING

TANAVOL® PEW

A high performance, low-odour, safe and environmentally friendly diffusion accelerator for dyeing Polyester and its blends The advantageous points of TANAVOL® PEW are: - Low volatility and low odour - Prevents formation of condensation stains

due to its low volatility in steam - Very stable emulsion └──► These items result in a very

reliable and safe system - Biodegradability is high (biological

elimination acc. to OECD 302 B : 95%) - APEO free - Conform Oekotex 100 - Free of chlorinated aromatics └──► An environmentally friendly

diffusion accelerator - Very high carrier effect and good leveling - Brightening and leveling faulty dyeings └──► A strong diffusion accelerator

with high yield and levelling combined

- Prevents staining of wool with disperse dyes

- Does not impair lightfastness └──► No negative points normally

related to diffusion accelerators - Dyeing of polyester fibers and blends of

polyester with wool, cellulosics and other synthetics

- Dyeing of polyester fibers and blends of polyester with elastan

- Dyeing modacrylic fibers with cationic dyes

└──► Multi purpose product, not limited to one fibre(blend)

- Has a certain conductivity-level └──► Can be used on most automatic

dosing systems, unless most competitors

Dyeing process as a function of dyeing temperature

40

50

60

70

80

90

100

110

120

130

0 20 40 60 80 100 120 140 t [min]

T [°C]

Auxiliary

Dye

10-30 min 120 °C

30-60 min 110 °C

45-90 min 106 °C

1 °C/min 2 °C/min

Typical dyeing procedure