Recently, increasing attention has been paid to natural polysaccharides for their low cost,
biocompatibility and biodegradability. Quaternization is a modification method to improve …

Hydrogels are three‐dimensional (3D) crosslinked hydrophilic polymer networks that have
garnered tremendous interests in many fields, including water treatment, energy storage …

Chitin derived from the seafood wastes such as waste crab, shrimp and lobster shells is
abundant and renewable, and will become one of the most important chemical raw …

Microplastics (MPs), an emerging threat to terrestrial ecosystems, have aroused global
concerns due to the potential harm to wildlife and human. So far, no effectively method has …

Natural polymer hydrogels are widely used in various aspects of biomedical engineering,
such as wound repair, owing to their abundance and biosafety. However, the low strength …

Chitin is a promising natural polymer to produce functional materials due to the attractive
combination of abundance, price, favorable biological properties, and biodegradability …

Effective hemostasis as well as antibacterial infection are the urgent challenge for deep,
narrow, irregular, and non-compressible wounds. In this work, a robust 3D porous sponges …

This review is focused on the fabrication, properties, and applications of hydrogels prepared
from two of the most abundant biopolymers on earth, cellulose and chitin. The review …

Chitin, as the second abundant biopolymers on earth after cellulose, has been used for
synthesis of hydrogels in a wide range of applications due to its biocompatibility …

DOI: 10.1002/adma. 201600448 sequential chemical cross-linking with epichlorohydrin
(ECH) and physical cross-linking involving hydrogen bonding, hydrophobic interactions and …