Can Biotextiles Solve the Environmental Challenges of the Textile Industry?
Nilgün Aytekin // 03.06.2024
The textile industry is one of the leading sectors today, known for its significant environmental impacts. The industry’s production processes, along with factors such as water usage, chemical waste, and carbon dioxide emissions, cause severe environmental damage. As the concept of sustainability gains importance, the adoption of its principles becomes increasingly crucial. At this point, biotextile solutions are emerging as a promising way to tackle the environmental challenges posed by the textile industry and to pursue a more sustainable path.
What is the definition of Biotextiles?
Bio textiles are materials derived from living microorganisms such as bacteria, yeast, algae, and fungal root structures. Through a process of bioengineering, these microorganisms can be designed to produce biopolymers, which can then be spun into yarn using a spinneret or grown in molds to create materials that can be harvested with zero waste.
One of the most significant contributions of biotextiles to sustainability is the reduction of natural resource use. Today, synthetic textile fibers are produced from petrochemical sources, leading to various environmental issues, including microplastic pollution during both production and disposal. Alternatively, biotextiles provide significant advantages in terms of waste management because they are obtained from natural resources and are biodegradable and do not harm the environment.
Another crucial contribution of biotextiles to the textile industry is that they use less chemicals and water than other fiber production. Synthetic textile materials often require chemical treatments during production, which can harm the environment and human health. Biotextiles generally require fewer chemicals and can be grown at ambient temperatures without requiring large amounts of water or energy.
Examples of Biotextile Products
Microbial Leathers: Biodegradable leathers made from fungi or bacteria provide an eco-friendly alternative to traditional leather production. MycoWorks is a pioneering brand in this field, producing mushroom-based leathers and materials.
Biopolymer Fibers: Fibers derived from plant-based sources like corn starch or potatoes can be used as alternatives to synthetic fibers. NatureWorks LLC produces biopolymer fibers such as PLA (polylactic acid), which are excellent examples of this category.
Synthetic Spider Silk: Threads obtained from genetically modified bacteria or plants offer properties similar to natural spider silk, such as durability and flexibility. Bolt Threads is a company developing synthetic spider silk from genetically modified microorganisms.
Seaweed Fabrics: Biomaterials derived from seaweed are notable for their moisture-retention and breathability properties. SeaCell produces various textile products using seaweed-based biomaterials.
Bacterial Biomaterials: Biologically engineered and biodegradable bacterial materials can be used in various textile applications. Spiber Inc. is innovating textile products using bacterial biomaterials.
Cell-Cultured Fabrics: Fabrics produced through cell culture techniques offer an alternative without harming animals. Modern Meadow uses cell culture techniques to produce animal-free leather and fabrics, providing a sustainable alternative to traditional leather production.
These examples highlight the diverse research and innovative products within the field of biotextiles. The future widespread use of biotextiles promises to bring significant change and transformation to the textile industry. As demand for sustainable products and environmentally friendly production methods grows, the market for biotextiles is expected to expand substantially, leading to their broader acceptance as viable alternatives to traditional fibers. Moreover, integrating biotextiles into the industry will help reduce waste and conserve water and resources, fostering the development of a more sustainable fashion industry. Considering these factors, it is anticipated that the impact of biotextiles on the industry will grow steadily, positioning them as a cornerstone of the future textile sector.
References:
Damla Yalçın, ‘Biyotekstillerin Sanat Pratiklerindeki Yeri’ Yüksek Lisans Tezi, Marmara Üniv. Güzel Sanatlar Ens. Tekstil Anasanat Dalı, 2023
Melanie Plank, Director of Content & Research at Common Objective, ‘What Are Biofabrics & How Sustainable Are They?’ Article dated 15.04.2020
