Chitin
Chitin
Chitin is a polysaccharide obtained from insect skin, crab and lobster shells. Fibers and fabrics made of chitin can be absorbed by the body and have good healing characteristics. Nonwoven chitin fabrics are used as artificial skin dressings, they adhere well to the body and stimulate new skin formation which accelerate the healing and reduce pain .(5) Chitin is treated with alkali yields chitosan which can spun into filaments of similar strength to viscose rayon, chitosan is now being developed for slow drug released membranes