{
    "content": "The monomers used for synthesizing hydrophilic polymers include polyvinyl alcohol (PVA) and 3-(Trimethoxysilyl) propyl methacrylate (TPM), where functional groups such as hydroxyl (-OH) in PVA and methoxy (-OCH3) in TPM enhance hydrophilicity by increasing hydrogen bonding interactions with water molecules, facilitating water absorption and retention in the polymer matrix."
}