Page 58 - TEXtalks July-August 2021

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The products of the CHT brand Bezema Colour the dyeing bath is exceptionally high.
Solutions provides optimal combinations of dyes and
auxiliaries which helps to achieve safe and perfect EGASOL UP PES LEVELLING AGENT: Fatty acid
results. ethoxylates and aromatic carboxylic acid esters a,
liquid
CHT-DISPERGATOR XHT-S or CHT-DISPERGATOR Application fields: Problem solver in case of
XHT-S + EGASOL UP offers savings by reducing the streakiness on PES dyeings. For PES woven fabrics
process by 30 minutes with no prewashing required. on the jet, critical colors like green, olive, brown.
It offers significantly shortened heating time from Advantageous in combination with a dispersing
60oC to 130oC with 2.0oC/min (up to 5oC/min agent like CHT-DISPERGATOR XHT-S.
possible on fabric and machinery) and the reduced
process by 1 hour. It also gives a shorter migration For heavy articles it is available with a high sqm
time from 60 to 45 minutes or 45 to 30 minutes weight, microfibre article, Trevira CS, in the
process shortening by 15 minutes. The total time automotive field with quantities of 1 – 2 % and for
saving is 1 hour 45 minutes. levelling out of dyeings with 3 % EGASOL UP.

Levelling agents for rapid dyeings by reduced Properties: As EGASOL UP has an affinity to fibres, it
heating time on PES and its blends at HT conditions has to be separately added to the dyeing bath in the
especially on the jet, but also other machines and emulsified form at 50 – 60°C before the dye. EGASOL
apparatuses. UP has an excellent synchronizing effect on
TIMEBOOST PROCESS CHT-DISPERGATOR XHT-S PES obtained because of the excellent levelling and
dispersion dyes. A very good colour levelness is
migration power of EGASOL UP.
DISPERSING/LEVELLING AGENT: Polyglycol ether
derivate n/a, liquid
High-end levelness with Application fields: Problem solver for stains in PES The CHT auxiliary system is bluesign® approved.
dyeings. The stabilization of the dispersion,
BEMACRON RS PES DISPERSION DYES: Universally
particularly at high turbulences, can be enormously
applicable and economic rapid-dyeing range with
BEMACRON RS dyes improved by CHT-DISPERGATOR XHT-S. high colour build-up capacity
BEMACRON RS = Rapid & Safe for exhaust and
CHT-DISPERGATOR XHT-S can be applied on all
continuous procedures with excellent dispersion
common dyeing apparatuses and machines used in
and CHT auxiliary system practice for dyeing polyester. stability under most difficult conditions (packaging
apparatus & beam). It offers excellent “rapid dyeing“
properties, levelling, and migration power. All dyes
CHT-DISPERGATOR XHT-S can be applied for dyeing
are perfectly combinable with very high
PES in the automotive field as the light fastness is not
affected. In many cases, CHT-DISPERGATOR XHT-S reproducibility and good dry heat fixing fastnesses.
has been applied alone as dispersing and levelling The dyeing at 120°C is also possible.
agents. A deaerator like KOLLASOL CDS should be
added in advance. ECONOMIC BEMACRON RS TERNARY: BEMACRON
Golden Yellow RS / Carmine RS / Royal RS

Properties: CHT-DISPERGATOR XHT-S does not Colour-intensive rapid-dyeing dyes with excellent
contain any antifoaming agent. It has a very good dispersion stability and a very good colour build-up
dispersing and levelling power. Due to the maximal already at a dyeing temperature of 120°C. Very good
fine dispersion, the dyes have a still higher dissolving levelling dyeing power. High fastnesses to light,
speed than conventional products. washing, and chlorine.
PES HT Dyeing 5 °C / min – Application recommendation – LR 1: 7 The dyes of BEMACRON RS ternary range are
The oil dispersion of CHT-DISPERGATOR XHT-S in
bluesign® approved.

July/August 2021 July/August 2021