Archroma Unveils Breakthrough Washing-Off Auxiliary for Outstanding Color Fastness and Resource Efficiency in Reactive Dyeing
Archroma, a global leader in specialty chemicals, has announced the launch of CYCLANON® XC-W e, a next-generation washing-off auxiliary designed to boost both color fastness and resource efficiency in the reactive dyeing of cellulosic fibers. Engineered with Archroma’s innovative trio-polymer chemistry, this solution delivers superior performance—even under demanding high-electrolyte or hard water conditions.
“With CYCLANON® XC-W e, we are building on our proven trio-polymer platform to give mills a way to meet rising brand expectations for durable, high-quality casual wear with a lower environmental footprint – all at a cost profile comparable to conventional washing-off agents,” said Dhirendra Gautam, VP Global Marketing and Strategy, Archroma.
Overcoming the Limitations of Conventional Agents
Traditional polyacrylate or copolymer-based washing-off agents often fail to remove residual unfixed dye efficiently, particularly in environments with high salt concentration or hard water. This can result in excessive rinsing, increased water and energy use, and subpar product quality due to backstaining or uneven dyeing.
Designed for Performance and Efficiency
The trio-polymer chemistry behind CYCLANON® XC-W e directly addresses these pain points by reducing the affinity of unfixed dyes for the fiber. This improves dye removal efficiency, enhances color fastness—especially in darker shades—and minimizes backstaining.
Exceptional Results with Verified Resource Savings
Mills using CYCLANON® XC-W e benefit from shorter wash cycles and reduced chemical input, delivering significant cost and environmental benefits:
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Up to 15% shorter dyeing process times
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Up to 20% less water consumption in washing-off
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Up to 20% lower CO₂ emissions due to reduced energy use
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Up to 20% less chemical input
Maximized Throughput Without Extra Equipment
These operational gains can significantly boost productivity:
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Up to 15% increase in fabric throughput with existing machinery
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Example: A knit dyeing plant producing 10 MT/day could increase output by 1 MT/day—without additional infrastructure—by eliminating two washing baths and lowering rework rates.
Part of Archroma’s SUPER SYSTEMS+ Portfolio
CYCLANON® XC-W e is integrated into Archroma’s SUPER SYSTEMS+ platform and aligns with its IMPACT+ category—offering maximum resource efficiency, enhanced wash durability, and superior compliance beyond standard chemical protocols.
For a complete solution, it can be combined with Archroma’s Blue Magic pretreatment and NOVACRON® EC/S reactive dyes for optimal results in dyeing 100% cotton fabrics.
The formulation meets evolving regulatory and brand demands and is currently being registered for bluesign®, ZDHC Level 3, and GOTS 7.0 certifications, reinforcing Archroma’s commitment to safe, sustainable innovation.

