Biotuotteiden ja biotekniikan laitos

Tekstiilikemia

Tavoittemme Tekstiilikemia-ryhmässä on kehittää uusia kemiallisia tekniikoita, joilla on vähemmän ympäristövaikutuksia.
Textile by Aoi Yoshizawa
Photo: Aalto University

Valtavat maailmanlaajuiset tekstiilimarkkinat kasvavat tasaisesti. Tekstiiliteollisuus on tärkein tulonlähde joissakin maissa, ja sillä on tärkeä rooli taloudessa.

Highlights

A group of people in a meeting room watching a presentation on a large screen. Laptops and coffee mugs are on the table.

Floriane presents research findings on denim recycling

On 15 January 2026, Floriane Jacquin, an intern with the Textile Chemistry Group at Aalto University, presented the findings.

News
A lecture hall with students seated and a presentation projected on the screen. A lecturer is seated at the front.

Textile Chemistry Group Meeting Held

The Annual Meeting of The Textile Chemistry Group held on Thursday, December 11, uniting researchers, doctoral candidates, master’s students, and interns to present their advances in sustainable textile technologies.

News
Book cover of 'Nanoparticles Integrated Functional Textiles' edited by Md. Reazuddin Repon, Daiva Mikučioniene, and Aminoddin Haji.

Nanoparticles in Functional Textiles

Dr. Md. Reazuddin Repon, Postdoctoral Researcher at the Textile Chemistry Group, Department of Bioproducts and Biosystems, Aalto University, has contributed as an editor to a newly published academic volume titled “Nanoparticles Integrated Functional Textiles”.

News
Person in a white coat holding fabric swatches beside mannequins displaying various garments including yellow, blue, and grey.

Sustainable solutions can transform textile waste to new possibilities: Shubhajit Dutta

In an era where fashion waste is mounting as a global environmental concern, Shubhajit Dutta, Doctoral Researcher in the Department of Bioproducts and Biosystems of Aalto University is working on sustainable textile recycling.

News
A person in a lab coat and blue gloves holding white and black fabrics in a laboratory.

Synthetic dye is a key barrier for sustainable textile recycling: Tonmoy Saha

Tonmoy Saha, a Doctoral Researcher in the Textile Chemistry Group at the Department of Bioproducts and Biosystems, is breaking new ground in the field of textile sustainability.

News
A conference room with attendees seated around a U-shaped table, facing a screen displaying 'SUN' and 'WELCOME'.

BioSusTex Consortium Meeting Held at SUN Tekstil

The BioSusTex consortium convened on September 9–10, 2025, for a two-day meeting dedicated to advancing sustainable textile technologies.

News
Person in lab coat with blue gloves standing by table with lab equipment. Display mannequins and TV screen in background.

Agro-Waste for a Greener Future, Rethinking Textile Dyeing and Printing: Ritesh Sharma

In the global push toward sustainability, the textile sector stands out as one of the industries most in need of transformation. Traditionally reliant on synthetic dyes and petroleum-based auxiliaries, textile dyeing and finishing have long been criticized for their heavy chemical footprint.

News
A group of people wearing yellow and orange high-visibility vests stand outside an office building with Valmet signage.

TexirC project meeting held at Valmet’s Fiber Technology Center

August 18, 2025 – The results meeting of the TexirC project took place at Valmet’s Fiber Technology Center.

News
A classroom at Aalto University with a lecturer in a green shirt and students seated in front of a presentation screen.

Annual meeting of textile chemistry group held

August 8, 2025 – The Textile Chemistry Group convened its Annual Meeting on Friday, August 8, bringing together researchers, doctoral candidates, master’s students, and interns to share their latest work in advancing sustainable textile technologies. The meeting was inaugurated and chaired by Professor Ali Tehrani, Head of the Textile Chemistry Group, who welcomed all members and emphasized the importance of collaborative research in shaping the future of the textile industry.

News
Diagram showing textile waste converted to bleached fabric through chemical treatment and then to dyed recycled fabric.

Color Stripping of Textile Waste

Developing an efficient color stripping process to remove reactive dyes from textile waste, enhancing fabric recyclability and environmental safety.

Department of Bioproducts and Biosystems
Textile Chemistry research group

Making textiles greener, safer, and cooler

Professor Ali Tehrani and his research group focus on something very familiar to us all – textiles.

News

Research areas and team members

Close-up of tangled strands of blue and white thread against a dark background.

Textile chemistry research focuses

Research areas of the textile chemistry group.

Department of Bioproducts and Biosystems
Group of people standing on grass in front of red brick buildings, with green trees in the background.

Textile chemistry team members

Textile chemistry team members

Department of Bioproducts and Biosystems

Current projects:

TexirC

TexirC

The TexirC project will support Finnish companies in their efforts to create a more sustainable textile industry.

White text 'BIOSUSTEX' on a green background, with each syllable stacked vertically.

BioSusTex

Towards Absolute safe and sustainable biobased textile

Department of Bioproducts and Biosystems
Logo with green and blue swooshes, text: SURFTOGREEN Bio - Based Surfactants

SurfToGreen

Bio-based sustainable SURFACTANTS TO Foster GREEN industry

Department of Bioproducts and Biosystems
Illustration showing the cycle of bio dyes from forest and agricultural waste to durable textile and degradation.

Bio-Dyes

Developing Profitable Textile Bio-Dyes from Agroforestry Waste

Department of Bioproducts and Biosystems
Smart jacket with heating, waterproof, sensors, monitor, light, control. Conductive layers and biobased textile elements.

SuperTextil

Multifunctional Bio-based Textiles

Department of Bioproducts and Biosystems
Illustration of fabric showcasing biocolour, UV protection, moisture management, and antibacterial properties.

PEFF

Plant Based Molecules for Enhancing Functional Properties of Cellulose Fiber Materials

Department of Bioproducts and Biosystems
Logo with a green globe, leaf, and recycling symbol above the text CIMANET Doctoral Education Network

SuperTextil

Multifunctional Bio-based Textiles

Department of Bioproducts and Biosystems

Completed projects:

SUSTAFIT logo with a green graphic and the slogan 'Sustainable fit-for-purpose nonwovens'

SUSTAFIT

Sustainable fit-for-purpose nonwovens is a research project that responds to the need of Finnish industry to improve competitiveness and expand opportunities in the rapidly growing market for sustainable nonwovens.

Department of Bioproducts and Biosystems
Three cones of thread in gold, pink, and light blue with a blurred background of white fabric and a hand.

FFColor

The goal of the FinnFiberColor project is to develop solutions for the challenges that man-made cellulose fiber (MMCF) technologies face.

Department of Bioproducts and Biosystems
Diagram showing cellulose activation (step 1) and functionalization (step 2) with chemical structures and groups.

Cellulose Functionalization

This project aims to develop a modular one-/two-step platform that pre-activates cellulose with triazinium salts and uses N-heterocyclic leaving groups to graft dyes, amino acids, and biopolymers—enabling durable colouration and functional coatings.

Department of Bioproducts and Biosystems

Videos

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Textiles from biobased materials
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Amazing world of textiles
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Events

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Incoming events

events and activities

Department of Bioproducts and Biosystems
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Past events

Events of textile chemistry group

Department of Bioproducts and Biosystems
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