Polyurethane

(C₃H₂NO)ₙ

IUPAC: Polyurethane

CAS: 9009-54-5

Overview

Polyurethane is one of the most versatile polymers, produced as flexible foam, rigid foam, coatings, adhesives, and elastomers.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 2 1.0080
Carbon C 3 12.0110
Nitrogen N 1 14.0070
Oxygen O 1 15.9990

Elemental Composition

H
Hydrogen ×2
3.5%
C
Carbon ×3
63.2%
N
Nitrogen ×1
24.6%
O
Oxygen ×1
28.0%

Uses

  • • Flexible foam (mattresses, seats)
  • • Rigid insulation foam
  • • Coatings
  • • Adhesives

Fun Facts

  • ✦ Your mattress, car seat, shoe sole, and refrigerator insulation are likely all polyurethane

Safety

  • ⚠ Isocyanate precursors are toxic
  • ⚠ Combustion produces HCN

Structure

SMILES

CCNC(=O)N

Properties

Type
polymer
State
solid
Molar Mass
57.05 g/mol
Density
1.2000 g/cm³
Solubility
insoluble

Molecular Descriptors

Exact Mass
88.0637
XLogP
-0.7
TPSA
55.1 Ų
H-Bond Donors
2
H-Bond Acceptors
1
Rotatable Bonds
1
Heavy Atoms
6
Complexity
52.0

Related Compounds

Cellulose

(C₆H₁₀O₅)ₙ

Epoxy Resin DGEBA

C₂₁H₂₄O₄

Kevlar

(C₁₄H₁₀N₂O₂)ₙ

Nomex

(C₁₄H₁₀N₂O₂)ₙ

Nylon-6,6

(C₁₂H₂₂N₂O₂)ₙ

Phenol-Formaldehyde Resin

(C₇H₆O₂)ₙ

Polyacrylonitrile

(C₃H₃N)ₙ

Polycarbonate

(C₁₆H₁₄O₃)ₙ

Polyethylene

(C₂H₄)ₙ

Polyethylene Terephthalate

(C₁₀H₈O₄)ₙ

Frequently Asked Questions

What is Polyurethane?
Polyurethane ((C₃H₂NO)ₙ) is a polymer compound with the IUPAC name Polyurethane.
What is the molecular weight of Polyurethane?
Polyurethane has a molar mass of 57.05 g/mol.
What state is Polyurethane at room temperature?
Polyurethane is a solid at room temperature.
Is Polyurethane organic or inorganic?
Polyurethane is classified as an inorganic compound.
What elements make up Polyurethane?
Polyurethane ((C₃H₂NO)ₙ) is composed of Hydrogen (H), Carbon (C), Nitrogen (N), Oxygen (O).