Affiliation:
1. College of Materials Science and Engineering Fuzhou University Fuzhou People's Republic of China
2. College of Physical Science and Technology Northwestern Polytechnical University Xi'an People's Republic of China
Abstract
AbstractThe rapid development of photochromic devices has stimulated great enthusiasm for the design and preparation of luminescent materials. Introducing fluorescent powder ZnS:Cu into the cross‐linked polymer matrix is an efficient and simple method to obtain photochromic materials with excellent comprehensive performance. However, the traditional method is to directly introduce fluorescent powder into the polymer matrix by physical mixing. This not only increases the internal defects of the polymer and reduces the mechanical properties, but also hinders the fluorescent powder from absorbing external energy and reduces its luminescence efficiency. In addition, few studies have focused on recyclable photochromic luminescent materials. Inspired by dynamic covalent cross‐linking technology, this paper first modified fluorescent powder with 3‐mercaptopropionic acid and then introduced it into epoxy silicone rubber to prepare recyclable luminescent elastomer. Compared with traditional physical blending, the mechanical properties and luminescence performance of the covalently bonded luminescent elastomer were improved. Excellent mechanical properties and luminescence performance were maintained in multiple recycling processes. This paper provides a feasible and simple scheme for the preparation of recyclable luminescent elastomers, paving the way for the recycling and long‐term utilization of photochromic luminescent materials.
Funder
National Natural Science Foundation of China
Natural Science Foundation of Fujian Province
Subject
Materials Chemistry,Polymers and Plastics,General Chemistry,Ceramics and Composites
Cited by
2 articles.
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