As a natural biopolymer material

Gelatin, also known as gelatin sponge, is a macromolecular hydrophilic colloid. According to different uses, gelatin can be divided into edible gelatin, photographic gelatin, industrial gelatin, medical gelatin, etc. Gelatin is also a protein product that can improve the body’s metabolism and promote bone growth. Gelatin materials are animal skins, bones, and tanning industry waste.…