《通用高分子材料》课程教学课件（PPT讲稿）Chapter 2 General Plastics 2-1 Introduction

Chapter 2General Plastics

General Plastics Chapter 2

2.1 Introduction2.1.1 Plastics are polymers

2.1 Introduction 2.1.1 Plastics are polymers

Plastics A category of polymer They are plastic (non elastic)

• A category of polymer • They are plastic (non elastic) Plastics

Properties of PlasticsStrength Toughness Thermo Properties· Other Properties

Properties of Plastics • Strength • Toughness • Thermo Properties • Other Properties

StrengthToughness? Tensile strengthImpact resistanceTensile Modulus? Flexural Strength·Environmental Stress Crack.Flexural Modulus

Strength • Tensile strength • Tensile Modulus • Flexural Strength • Flexural Modulus Toughness • Impact resistance • Environmental Stress Crack

Thermo Properties·Deformation Temperature·Decomposition Temperature? Melting Point· Glass Transition Temperature

Thermo Properties • Deformation Temperature • Decomposition Temperature • Melting Point • Glass Transition Temperature

Other PropertiesElectrical Properties. Chemical Resistance· Abrasion Properties

Other Properties • Electrical Properties • Chemical Resistance • Abrasion Properties

Civil Plastics and EngineeringPlastics

Civil Plastics and Engineering Plastics

Civil Plastics (General Plastics.Common Plastics, Commodity Plastics )PP, PE, PVC,ABS,PS

PP, PE, PVC, ABS, PS Civil Plastics (General Plastics, Common Plastics, Commodity Plastics )

Engineering Plastics High Strength Good Toughness Good Thermo propertiesExamples of Engineering Plastics:·PC·PAPA6 PA66·ABS·POM

Engineering Plastics • High Strength • Good Toughness • Good Thermo properties Examples of Engineering Plastics: • PA PA6 PA66 • PC • ABS • POM