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Self-Assembly Preparation of Nano-Lignin/Cationic Polyacrylamide Complexes.
Guoyu Tian1, Xiuhong Zhong2, Xuehai Wu2
1Key Laboratory of Green Printing & Packaging Materials and Technology in Universities of Shandong, School of Light Industry Science and Engineering, Qilu University of Technology (Shandong Academy of Sciences), Jinan 250353, China.
Polymers
|June 2, 2021
Summary
Researchers created nano-lignin particles around 100 nm from calcium lignosulfonate. These nano-lignin particles show improved fluorescence, suggesting potential applications in various fields.
Area of Science:
- Materials Science
- Nanotechnology
- Biomaterials
Background:
- Lignin, a complex biopolymer, is abundant but underutilized.
- Developing novel lignin-based nanomaterials is crucial for sustainable applications.
- Calcium lignosulfonate (CL) is a readily available lignin derivative.
Purpose of the Study:
- To prepare nano-lignin particles from calcium lignosulfonate.
- To characterize the size and properties of the synthesized nano-lignin.
- To explore the potential applications of the nano-lignin.
Main Methods:
- Fabrication of nano-lignin via self-assembly of colloidal lignin-polyacrylamide complexes.
- Particle size analysis using dynamic light scattering (DLS).
- Morphological examination using scanning electron microscopy (SEM).
Main Results:
- Successfully prepared nano-lignin particles with an average size of approximately 100 nm.
- Characterized particle size and morphology using DLS and SEM.
- Observed enhanced fluorescence intensity in nano-lignin compared to the original lignin.
Conclusions:
- Nano-lignin particles can be effectively prepared from calcium lignosulfonate.
- The synthesized nano-lignin possesses desirable nanoscale dimensions.
- Enhanced fluorescence indicates potential for applications in optical or sensing technologies.
