(12) Application
1) Photography
① Resistance to abrasion
② Optical characteristics
③ Film forming ability
2) Cosmetics
1. Chitin and chitosan have fungicidal and fungistatic properties
2. Chitosan is the only natural cationic gum that becomes viscous on being
neutralized with acid
3. Used in creams, lotions and permanent waving lotions
3) Chitosan as an artificial skin
1. Extensive losses of skin, commonly in fires, are actually ill and in danger of
succumbing either to massive infection or to severe fluid loss
2. The effect of treatment with chitosan and saline solution was done on healing and
fibroplasia of wounds made by scalpel insertions in skin and subcutaneous tissue
in the abdominal surface of dogs
3. A design for artificial skin was done which is applicable to long-term chronic use