Page 78 - TEXtalks International July/August 2022
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                  CoatYarn to expand with yarns enhanced                                                                            Zeefier creates sustainable textile dyes


                       with graphene nanotubes by OCSiAl                                                                                       from recycled seaweed waste



               CoatYarn, the Italian producer of              easy-to-process form of the pre-dispersed                            Color is the main attraction of any fabric. No matter   different fronts. On the one hand, it is trying to
               technical-industrial yarns, is looking to expand   concentrate, Tuball Matrix 808 – a result not only               how excellent its constitution, if unsuitably colored, it   promote the use of seaweed to solve many of the
               with a new product range – thermoplastic       in stable and permanent conductivity but also,                       is bound to be a failure as a commercial fabric. The   sustainability problems of the fashion industry,
               polyurethane yarns enhanced with graphene      unlike standard additives, preserve textile resistance               manufacture and use of synthetic dyes for fabric   particularly synthetic dyes. On the other hand, it is
               nanotubes by OCSiAl. This solution is widely   to abrasion, alkali, hydrolysis, and microbial attack,               dyeing have become a massive industry today.     also trying to avoid pushing “sea-agricultural” practices
               applicable in various electrostatic-sensitive   as well as the soft-skin feeling effect.                            Synthetic dyes have provided a wide range of     that could harm the environment in other ways.
               sectors such as healthcare, mining, and oil and                                                                     colorfast, bright hues. However, their toxic nature has
               gas. One of the end market applications is     The enhanced durability and reliability of the                       become a cause of grave concern to               So instead, the seaweed they use for their 100%
               electroconductive textile gloves with touch-screen   coating provide the foundations for developing                 environmentalists. Thus, there has been a        natural dyes is collected from food and cosmetic
               functionality that the operators of machines can   safe and functional personal protective clothing,                tremendous surge in bringing nature back into the   wastes, enabling a more circular economy that
               use. Just 0.2% by weight of graphene nanotubes   conveyor belts, and textile bags. The produced                     dyeing processes.                                reduces the risk of growing or harvesting seaweed
               are enough to transfer unmatched electrical and   flexible e-textiles can receive, store, and transmit                                                               too much. Zeefier intends to develop the secret
               thermal conductivity to the yarns, providing them   data and signals, which can be considered as                    The startup Zeefier is trying to fight two battles on   sauce to make seaweed-based dyes and textiles
               a volume resistivity of 104 Ohm per cm.        sensors and used in health care to measure                                                                            successful and commercially viable.
                                                              temperature, biopotentials, acoustic, ultrasound,
               Graphene nanotubes, used in the                pressure, and radiation.





                                                           Myoshirt: A soft                                                      Archroma introduces a


                                                           wearable exomuscle                                                           groundbreaking air


                                                           for people with                                                                purification textile



                                                           restricted mobility




            Researchers at ETH Zurich have developed a        supporting the desired movement. This assistance is                                         technology
            wearable textile exomuscle that serves as an extra   always in tune with the user’s movements and can be
            layer of muscles and will use it to increase the upper   tailored to their individual preferences.                     Archroma, a global leader in specialty chemicals   overall air quality.
            body strength and endurance of people with                                                                             towards sustainable solutions, launches Perapret®
            restricted mobility. Myoshirt is a soft, wearable   The researchers have recently tested this prototype                AIR Liq., a new industry-leading, light-activated air   The innovation has been developed in line with the
            exomuscle for the upper body. It is a kind of vest with   for the first time in a study featuring 12 participants.     purification technology for all kinds of fabrics.   principles of “The Archroma Way to a Sustainable
            cuffs for the upper arms accompanied by a small box   All participants could lift their arms and objects for           Perapret® AIR liquid has been produced using a    World: Safe, efficient, enhanced, it’s our nature.” The
            containing all the technology that is not used directly   much longer, thanks to the exomuscle. Endurance              unique and patented Core-Shell technology that    mineral-based Perapret® AIR Liq eliminates air
            on the body.                                      increased by about a third in the healthy subjects and               partially surrounds the TiO2 molecules, solving the   pollutants and airborne smells by imitating the natural
                                                              roughly 60% for Hagmann, while the participant with                  issue of fiber damage while still allowing the    process of photocatalysis under normal day and
            Working via sensors embedded in the fabric, a smart   a spinal cord injury could perform the exercises for             photocatalytic process to work efficiently.       artificial light sources. The technology is at the core of
            algorithm detects the wearer’s intentional movements   three times as long as before. The exomuscle made it                                                              CLEAN AIR, a new system that combines Perapret®
            and the amount of force required. A motor then    less taxing on their muscles, with the overwhelming                  Perapret® AIR Liq is ideally suited for indoor    AIR liq with other recent innovations such as
            shortens a cable in the fabric running parallel to the   majority of the participants finding the device intuitive     applications, such as curtains, textile wall coverings,   Smartrepel® Hydro TS Liq for PFC-free durable water
            wearer’s muscles – a sort of artificial tendon –   to use.                                                             cars, and other automotive interiors, reducing air   repellence and Sanitized® T27-22 Liq
                                                                                                                                   pollutants and airborne smells and thus improving    antimicrobial agent.

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