Recent Advances in Interpenetrating Polymer Networks.- Adhesion between Polymers.- Principles and Technologies of Polymer Blending.- The Role of Interfacial Agents in Polymer Blends.- Morphology, Crystallization and Melting Behaviour of Thin Films of Isotactic Polypropylene Blended with Several Rubbers.- Properties of Poly(Ethylene Oxide) / Poly(Methylmethacrylate) Blends: Morphology, Crystallization and Melting Behaviour.- Suspension Model for Elastic Modulus of Two-Component Polymer Blends.- Compatibility of PVC-Polymethacrylate Systems.- Linear Polyethylene/Polypropylene/Ethylene-Propylene Copolymer Ternary Blends: I. Relationship Between Impact Properties and Morphology.- Linear Polyethylene/Polypropylene/Ethylene-Propylene Copolymer Ternary Blends: II. Relationship Between Mechanical Properties and Morphology.- Formation of EDA Complexes in Polymer Mixtures.- Electrical Properties of Polypropylyne-Polycarbonate Blends.- New Conductive Polymeric Composites.- Anisotropy of Electrical Conductivity in Films of Polycarbonate with CT Complex Obtained by Zone Solidification.- The Influence of Interfacial Grafting on the Properties of Elastomer — Plastomer Mixtures.- Synthesis and Characterization of Interfacial Agents to be used in Polyamide 6/Rubber Blends.- A Mechanical Study of Polyethylene-Glass Beads Adhesion.- The Structure and Tensile Properties of Cold Drawn Modified Chalk Filled Polypropylene.- Composite Membranes Containing Liquid Crystals — Some Thermal and Mechanical Properties.- Structure and Properties of Two-Component Membranes Made of Ionic/Nonionic Polymers with Gradient Content of an Ionic Component.- “Multicomponent” Segmented Polyester Systems Containing Mesogenic Residues.