Additives For Plastics

I. Additives Which Modify Physical Properties.- 1 Plasticizers.- 1.1 Thermodynamic Basis Of Macromolecular Mixtures.- 1.1.1 Solubility Of Polymers In Solvents.- 1.1.2 Flory-huggins Interaction Parameter.- 1.1.3 Solubility Parameter.- 1.1.4 Phase Separation Phenomena.- 1.2 Reversible Gelation.- 1.3 Theory Of Plasticization.- 1.3.1 Effect Of Plasticizers On Thermal Mechanical Deformation Of Rigid Polymeric Chains.- 1.3.2 Effect Of Plasticizers On Tb And Tg Values.- 1.3.3 The Volume In Amorphous Polymers.- 1.3.4 Primary And Secondary Plasticizers.- 1.4. Classification Of Plasticizers.- 1.4.1 Polar Aromatic And Polar Aliphatic Plasticizers.- 1.4.2 Characteristics Of Plasticizers According To Their Chemical Structure.- 1.5.