Polydimethylsiloxane, (Polydimethylsiloxane), is a hydrophobic silicone material. It has applications in various fields such as medicine, daily chemicals, food, construction, etc. It has hundreds of derivatives. The commonly used polysiloxanes are: polydimethylsiloxane, cyclomethylsiloxane , aminosiloxane, polymethylphenylsiloxane, polyether polysiloxane copolymer, etc. Among them, cyclopolydimeth