Polyurethane and Terathane®**

4/29/99


Click here to start


**Terathane® is a registered trademark of E.I. du Pont de Nemours and Company for its brand of polyether glycol. Only DuPont makes Terathane®


Table of Contents

Polyurethane and Terathane®

What is Polyurethane?

What is Terathane®?

World Wide Applications

Engineered Components

Fabric Laminates & Leather-Like Matierals

Mining & Slurry Transportation

Sports and Leisure

Isocyanates

Curatives/Chain Extenders

Prepolymer Preparation

NCO Analysis

NCO Analysis: Continued

Coatings

Ultraviolet-Cured Systems

Waterborne Emulsions

Effect of Variables

Stoichiometry

Soft Segment

Hard Segment Concentration

Control of Hardness

Control of Hardness (Cont’d)

Control of Hardness (Cont’d)

Control of Crosslinking

Control of Crosslinking (contd)

Control of Cure Time

Control of Cure Time (contd)

Catalysts

Catalysts (contd)

Catalysts (contd)

Properties of Finished Polyurethanes

Water Resistance

Resilience

Hysteresis

Microbe Resistance

Resistance to Ultraviolet Light

Resistance to High Temperature

Interaction of Properties

Ether vs. Ester

Ether vs. Ester

Engineering Advantages of Polyurethanes

Polyurethane vs. Metal

Polyurethane vs Rubber

 Author: University Student

Other information:
Gilbert Doucet, John Joy, Bill DeBrocky