Overview of Polyurethane (PUR)

Home > Generics > PUR Home

Overview of Polyurethane (PUR)
Share This Page • Free Access to 80,000 Datasheets
Overview of Polyurethane (PUR) including background, history, advantages, limitations and typical applications.
Background: Polyurethanes (PUR) were developed in Germany during World War II. Dr. Otto Bayer discovered the basic polyurethane chemistry in 1937 and I.G. Farben (Bayer) patented the process.

PUR Generics

- PUR, Unspecified
- PUR-Ether/TDI
- PUR-Ester/TDI
- PUR-Ester/MDI
- PUR-MDI
- PUR-Ether/MDI
- PUR-Eth,aliphat
- PUR-Ether
- PUR-TDI
- Etc...

Typical PUR Applications

- Adhesives
- Molds/Dies/Tools
- Coating Applications
- Bushings
- Wheels
- Foam
- Sealants
- Gaskets
- Seals

Advantages of PUR

- Abrasion Resistance, Good
- Toughness, Good
- Impact Resistance, Good
- Elongation, High
- Viscosity, Low
- Hydrolytically Stable
- Solvent Resistant
- Flame Retardant
- Tear Strength, Good

Disadvantages of PUR

- Poor thermal capability
- Poor weatherability
- Attacked by most solvents
- Utilize toxic isocyanates
- Flammable

Share This Page - Services - Advertise With Us - About IDES - Contact Us NA: 800-788-4668, 307-742-9227 | EU: 0033 (0) 471 759 577 Chat