The polyvinyl alcohol (PVA) scaffolds are non-toxic with good biocompatibility and can be easily prepared, they are used in wound dressing, contact lenses, and drug delivery systems, and many studies have been done in which scaffolds are used for biomaterials based on their strong mechanical and physical properties. The PVA scaffold can be useful as a polymer scaffold material such as artificial cartilage material in the tissue engineering field. Therefore, it is required to have a sufficient mechanical strength to maintain its structure during normal usage as a scaffold, and to easily form a porous structure to help in regenerating tissues.