Sequestering agents

Another essential pre-treatment chemical is a sequestering agent. It essentially removes metals such as iron, copper and nickel. These can interfere with other textile processes such as bleaching and dyeing. Take a look at our sequestering agents below.

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Avi Quest 9258

Pre-treatments of Co and Co-blends
Demineralisation of Co, linen and blends of them
Water corrector

Avi Quest USP

Universally applicable sequestering agent

Avi Sperse VB

AVI SPERSE VB is used for the following purposes:
In the scouring, boil-off and bleaching of cotton and their mixtures with synthetic fibres
As scour-supporting component in all washing and pretreatment liquors
As a dispersing agent during dyeing of raw cotton with vat and reactive dyestuffs
As a complexing agent in all scouring and dyeing liquors
As aftersoaping agent for reactive dyeings

Avi Wash VFN

Levelling agent with affinity to dyestuff for dyeing Wo an PA fibres with dyestuffs containing sulpho groups
Brightening of dyed goods as well as for aftercleaning and –scouring of dyed material and prints
Scouring / emulsifying agent for the precleaning of fibres, particularly for removing silicone spin finishings from elastane-containing goods

Avi Sperse DEW

Universal leveling and dispersing agent with good cleaning action for the dyeing with ionic dyestuffs
Improves wash an rub fastness of vat dyeing
Leveling and penetrating agent for the dyeing of cellulosic fibers with direct dyestuffs
Universal “problem solver”

GOTS approved

Avi Sperse DI

Dispersion agent for PES dyeing
Stabilising agent for vat dyeings

GOTS approved

Avi Sperse IW NEW LIQ

AVI SPERSE IW NEW LIQ is a highly effective dyeing aid that acts in a single bath not only to remove the lubricating oil, but also as a dyeing agent with acid dyes

Avi Sperse M-IS

Dispersion agent for PES dyeing
Stabilising agent for vat dyeings
Protective colloid

Avi Sperse MKN

Levelling and dispersing agent for dyeing wool and PA fibres with acid, 1:1 metal complex and 1:2 sulfonated metal complex dyes
Levelling and dispersing agent for the one-bath dyeing of PAN / wool and PAN / PA blends

GOTS approved

Avi Sperse OL KONZ

Dispersing agent and levelling agent for wool, PA and acrylic

Avi Sperse VB

Avi Sperse NSI

Dispersion agent for PES dyeing
Stabilising agent for vat dyeing’s
Multipurpose dispersing agent

Avi Quest FDS CONC

Pre-treatments, dye baths and after soaping

Avi Quest E39

Textile treatment