Biodegradable chitin and chitosan-based chelators for laundry detergents
Develop biodegradable chitin and chitosan derivatives as eco-friendly replacements for phosphonates in detergents, offering superior Fe(III) chelation, reduced Ca²⁺ specificity, and effective performance under alkaline conditions, enhancing cleaning and fabric protection.
Overview
This innovative solution introduces biodegradable chitin and chitosan derivatives as replacements for non-biodegradable phosphonates in laundry detergents. These natural polysaccharides, derived from fungi or crustacean waste, offer superior chelation capabilities for Fe(III), crucial for effective stain removal and fiber preservation. Unlike traditional chelators, these derivatives are environmentally friendly, aligning with sustainability goals by reducing ecological impact and enhancing detergency.
Technical specifications
- Biodegradable Material: Derived from natural sources, ensuring minimal environmental impact.
- Chelation Performance: Exhibits high specificity for Fe(III) with log K (β110) > 10, essential for effective stain removal.
- Calcium Specificity: Maintains low Ca²⁺ specificity with log K (β110) < 5, optimizing detergent performance.
- Alkaline Stability: Operates effectively under typical detergent pH conditions (≤10), ensuring compatibility with existing formulations.
- Future Enhancements: Incorporation of functional groups like carboxymethyl to boost Fe(III) chelation.
Technology readiness level
This technology is currently at TRL 2, indicating that it is in the early stages of development with concept validation underway. Future steps include synthesizing derivatives for stability, testing binding capacities, evaluating their performance in simulated laundry conditions, and assessing environmental and cost sustainability.
About Sesallab R&D and Consultancy Company
SESAL LAB is an R&D and consultancy company founded in 2020 by Prof. Dr. Nüzhet Cenk Sesal to bridge academic knowledge with industrial applications. The company operates by leveraging a scientific, multidisciplinary approach to solve industrial problems, offering services in research, development, and project consultancy. Its laboratory infrastructure supports activities ranging from microbiology and molecular biology to product design and testing, enabling the transition of prototypes into industrial-scale production. The team specializes in identifying problem sources through scientific analysis, utilizing expertise in engineering, pharmacy, chemistry, and biology to develop innovative, customized solutions for diverse clients.
By facilitating partnerships between universities and the industry, SESAL LAB aims to enhance national and international competitiveness and reduce foreign dependency. The company has a history of conducting numerous national and international projects, including collaborations with institutions in Japan, Italy, Korea, and Spain, and has contributed to the establishment of several technology-based firms. Through its R&D support, the company assists partners in areas such as patent development, business excellence, and the realization of innovative ideas, serving as a solution partner for sectors including construction, textiles, medicine, and agriculture.
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