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13.09.2022

Wollfaserverbundwerkstoffe im Spritzguss und im 3-D-Druck

Prof. Dr. -Ing. Jörg Müssig und Vincent Röhl von der Hochschule Bremen trugen mit einem Kapitel über Wollfaserverbundwerkstoffe im Spritzguss und im 3-D-Druck zum Buch "Wool Fiber Reinforced Polymer Composites" bei.

Pflanzliche Naturfasern gewinnen als Verstärkungselemente in Verbundwerkstoffen zunehmend an Bedeutung. Wolle hingegen ist in derartigen Werkstoffen bisher eher selten zu finden, hat allerdings ein überaus spannendes Potenzial.

Das aktuell erschienene Buch zu wollfaserverstärkten Polymerverbundwerkstoffen stellt eine eingehende und praktische Analyse von Verbundwerkstoffen auf der Basis von Wolle dar und deckt alle Bereiche von der Morphologie der Wollfaser bis zu den industriellen Anwendungen von Wollfaserverbundwerkstoffen ab. Untersucht werden unterschiedlichste Formen von Wollfaserverbundwerkstoffen, Beschreibungen umfassen Morphologie, Struktur und Eigenschaften von Wolle, Methoden zur chemischen Modifizierung von Wolle, verschiedene Formen von Woll-Polymer-Verbundwerkstoffen und weitere neue Anwendungen.

Prof. Dr. -Ing. Jörg Müssig und Vincent Röhl von der Hochschule Bremen trugen mit einem Kapitel über Wollfaserverbundwerkstoffe im Spritzguss und im 3-D-Druck zum Buch "Wool Fiber Reinforced Polymer Composites" bei.

Pflanzliche Naturfasern gewinnen als Verstärkungselemente in Verbundwerkstoffen zunehmend an Bedeutung. Wolle hingegen ist in derartigen Werkstoffen bisher eher selten zu finden, hat allerdings ein überaus spannendes Potenzial.

Das aktuell erschienene Buch zu wollfaserverstärkten Polymerverbundwerkstoffen stellt eine eingehende und praktische Analyse von Verbundwerkstoffen auf der Basis von Wolle dar und deckt alle Bereiche von der Morphologie der Wollfaser bis zu den industriellen Anwendungen von Wollfaserverbundwerkstoffen ab. Untersucht werden unterschiedlichste Formen von Wollfaserverbundwerkstoffen, Beschreibungen umfassen Morphologie, Struktur und Eigenschaften von Wolle, Methoden zur chemischen Modifizierung von Wolle, verschiedene Formen von Woll-Polymer-Verbundwerkstoffen und weitere neue Anwendungen.

Unter dem Titel „Wool fiber-reinforced thermoplastic polymers for injection molding and 3D-printing“ bekommen die Leser:innen einen Überblick vom Aufbau natürlicher keratin-basierter Strukturen, deren Eigenschaften bis hin zur Verwendung von Wolle in Verbundwerkstoffen. Neben Anwendungsmöglichkeiten im 3-D-Druck gehen die Autoren auch auf das bionische Potenzial keratin-basierter Strukturen ein. Vor dem Hintergrund der Diskussionen über den unerwünschten Eintrag von Kunststoffen in Gewässer und Böden sehen Vincent Röhl und Jörg Müssig einen besonderen Vorteil von Wollfasern zur Verstärkung von abbaubaren Kunststoffen. Ihre aktuellen Forschungen zeigen, dass wollfaserverstärkte, biobasierte Kunststoffe sich sehr schnell im Boden abbauen und von Bodenorganismen verstoffwechselt werden können.

Weitere Informationen:
Faserverbundwerkstoffe Bionik Wolle
Quelle:

Hochschule Bremen

14.10.2021

Monforts: Automated finishing at Knopf’s Sohn

Knopf’s Sohn, a contract finisher of technical textiles, has installed a fully automated Montex stenter at its plant in Helmbrechts, Germany.
Knopf’s Sohn is processing technical textiles for the automotive, aerospace, home furnishings and workwear markets, based on wool, cellulose, polyamide and polyester fabrics, along with elastane blends, in weights of 80-800gsm.

The Montex machinery range is constantly being upgraded to meet evolving customer needs for greater automation, ease of operation and energy optimisation. The latest ten chamber line at Knopf’s Sohn, with a working width of up to 2.0 metres, was engineered to specific requirements in order to accelerate the company’s move to fully automatic control of its production, and high scaffolding was required for its installation.

The line benefits from two integrated ECO Booster modules to provide high energy savings. These compact, air-to-air heat exchangers, installed within the roof structure of the line, exploit energy from the exhaust gas to preheat up to 60% of the incoming fresh air entering the stenter.

Knopf’s Sohn, a contract finisher of technical textiles, has installed a fully automated Montex stenter at its plant in Helmbrechts, Germany.
Knopf’s Sohn is processing technical textiles for the automotive, aerospace, home furnishings and workwear markets, based on wool, cellulose, polyamide and polyester fabrics, along with elastane blends, in weights of 80-800gsm.

The Montex machinery range is constantly being upgraded to meet evolving customer needs for greater automation, ease of operation and energy optimisation. The latest ten chamber line at Knopf’s Sohn, with a working width of up to 2.0 metres, was engineered to specific requirements in order to accelerate the company’s move to fully automatic control of its production, and high scaffolding was required for its installation.

The line benefits from two integrated ECO Booster modules to provide high energy savings. These compact, air-to-air heat exchangers, installed within the roof structure of the line, exploit energy from the exhaust gas to preheat up to 60% of the incoming fresh air entering the stenter.

The use of a single ECO Booster unit has been calculated to save up to 35% in energy costs, based on fixation processes. Fully automatic operation, set at the Monforts Qualitex control unit, ensures there is no additional burden on the machine operator.

The line is powered by Exxotherm indirect heating, which practically eliminates the yellowing which can be experienced during the treatment of certain polyamide and elastane-based fabrics, and is also equipped with a Conticlean circulating air filter system for constant high drying capacity.

Software
The latest Qualitex visualisation software offers operators reliability and easy control with its full HD multi-touch monitor and slider function, dashboard function with individual adaptation to operating states and faster access to comprehensive recipe data management.

With the Monformatic control system, the exact maintenance of the dwell time in combined treatment processes (drying and heat-setting) can be monitored. When the heat-setting point is reached, the fan speed is automatically adjusted, keeping energy consumption fully under control.

Quelle:

A. Monforts Textilmaschinen GmbH & Co. KG / AWOL Media

Huntsman Textile Effects Delivers Sustainable Solution For Wool Dyeing: Lanasol® Ce Dyes, The Effective Alternative To After- Chrome Dyes (c) Huntsman Corporation
LANASOL® CE
02.09.2020

Huntsman Textile Effects Delivers Sustainable Solution For Wool Dyeing: Lanasol® Ce Dyes, The Effective Alternative To After- Chrome Dyes

Optimum wool dyeing solution aligned to ZDHC MRSL standards

Singapore – Huntsman Textile Effects’ LANASOL® CE dyes, provide the industry with the sustainable alternative to after-chrome dyes for wool. LANASOL® CE dyes offer a consistent, safe and reliable dyeing process that can effectively replace chrome dyes for wool. This helps mills conform to ZDHC MRSL standards and meet the stringent requirements of global brands and retailers.
The use of Chrome VI, including Dichromate, is banned in the ZDHC Manufacturing Restricted Substances List (ZDHC MRSL). Wool processors working for brands and retailers that have adopted ZDHC MRSL must therefore act quickly to finalize their chrome replacement developments.

Developed by Huntsman Textile Effects specifically to meet these challenges, LANASOL® CE is a state-of-the-art chrome-free dye range that allows mills to discontinue the use of after-chrome dyes. LANASOL® CE outperforms traditional after-chrome dyes across the board – at every level of dyeing and processing.

Optimum wool dyeing solution aligned to ZDHC MRSL standards

Singapore – Huntsman Textile Effects’ LANASOL® CE dyes, provide the industry with the sustainable alternative to after-chrome dyes for wool. LANASOL® CE dyes offer a consistent, safe and reliable dyeing process that can effectively replace chrome dyes for wool. This helps mills conform to ZDHC MRSL standards and meet the stringent requirements of global brands and retailers.
The use of Chrome VI, including Dichromate, is banned in the ZDHC Manufacturing Restricted Substances List (ZDHC MRSL). Wool processors working for brands and retailers that have adopted ZDHC MRSL must therefore act quickly to finalize their chrome replacement developments.

Developed by Huntsman Textile Effects specifically to meet these challenges, LANASOL® CE is a state-of-the-art chrome-free dye range that allows mills to discontinue the use of after-chrome dyes. LANASOL® CE outperforms traditional after-chrome dyes across the board – at every level of dyeing and processing.

“LANASOL® CE dyes have always been recognized as the leading brand in the wool industry. Our innovative dyeing auxiliaries and successful dyeing systems with LANASOL® CE provide the highest technical performance, helping customers to protect the natural beauty of wool, achieve water, energy and time savings while rendering chrome dyes obsolete,” said Alessandro Larghi, Global Marketing Manager for Wool at Huntsman Textile Effects.

As a champion of a sustainable textile industry, Huntsman Textile Effects has long been a strong advocate for the shift away from after-chrome dyes. Huntsman Textile Effects first introduced LANASOL® CE in 1997, before the introduction of any regulation on the restricted use of dichromate.

MANTECO Logo NEW GENERATION RECYCLED WOOL by MANTECO
MANTECO Logo
29.01.2020

Manteco presents The Manteco System

The integrated sustainable network making fashion circular, Made in Italy and 100% traceable

World leading textile manufacturer Manteco presents its sustainable path for a better future: The Manteco System. A strategy and a vision shaping the company’s sustainable imprint since 1943. The system consists in the development and engineering of a production network involving 100 partner-companies from the whole supply chain “We all team up responsibly to create premium collection based on transparent , traceable  circular economy practices,” comments Matteo Mantellassi, co-CEO of Manteco.
 
To achieve meeting the demand for fair and sustainable fashion that consumers believe in, and is expected  from our clients, the company and its partners have created and accomplished to a Protocol of Sustainable Values and Commitments in line with the highest standards of the global market.

The integrated sustainable network making fashion circular, Made in Italy and 100% traceable

World leading textile manufacturer Manteco presents its sustainable path for a better future: The Manteco System. A strategy and a vision shaping the company’s sustainable imprint since 1943. The system consists in the development and engineering of a production network involving 100 partner-companies from the whole supply chain “We all team up responsibly to create premium collection based on transparent , traceable  circular economy practices,” comments Matteo Mantellassi, co-CEO of Manteco.
 
To achieve meeting the demand for fair and sustainable fashion that consumers believe in, and is expected  from our clients, the company and its partners have created and accomplished to a Protocol of Sustainable Values and Commitments in line with the highest standards of the global market.

“On a hand, the protocol preserves the unique ‘genius loci’ of our territory – it respects the heritage of all our partners, from the smaller businesses to the more structured ones - on the other hand, it works like a shared compass of sustainable values, allowing the whole supply chain behind Manteco products to stand out and be competitive on the global stage” adds Mantellassi.
 
The protocol and its monitored and traceable system cover virtuous management of resources – e.g. Water, energy and chemical products - waste management and low production impact on the environment but also responsible standards in terms of employment, quality of the working environment, equal rights and anti-discrimination policies.

One of the key  results of such commitment and sustainable development is the creation of an upgraded version of the recycled wool  MWool™: a top ingredient made from premium recycled wool process guaranteed by the Manteco System.The System works like a symphony where management, measurement and controls  are not there just to test  the quality of each single phase of processes or  products , but to make sure and offer the complete traceability of Manteco production.  From raw material, to yarn, spinning, finishing, testing and final fabric.

Some productions tips about Manteco:

  •  5.3 million kg of raw materials processed annually.
  •  6.860 tests on raw material per year.
  •  34.400 tests on finished products.
  •  100% made in Italy system completely based in the Prato district since 1943.
  •  Total transparency and traceability thanks to a highly skilled management system.

With a turnover of over 91m Euro in 2019 and an annual growth of 17,80% since 2012, Manteco SpA is the 4th textile company in Italy, listed in the TOP30 companies of the Italian fashion system. “The unique Manteco system adds value to our products while highlighting the sustainable path we share with all our partners both upstream and downstream”.

Weitere Informationen:
Manteco
Quelle:

(c) GB Network