Tereftalato de polietileno

(C₁₀H₈O₄)ₙ

IUPAC: Poly(ethylene terephthalate)

CAS: 25038-59-9

Descripción general

PET is one of the most recycled plastics worldwide. It is clear, strong, and lightweight, making it ideal for beverage bottles. As a fiber, it is known as polyester and dominates the textile industry. It is the only plastic that has a truly circular recycling economy.

Composición

Elemento Símbolo Átomos Masa atómica
Hidrógeno H 8 1,0080
Carbono C 10 12,0110
Oxígeno O 4 15,9990

Composición elemental

H
Hidrógeno ×8
4,2%
C
Carbono ×10
62,5%
O
Oxígeno ×4
33,3%

Usos

  • • Beverage bottles
  • • Polyester textile fibers
  • • Food packaging
  • • 3D printing filament (PETG)

Datos curiosos

  • ✦ Recycling symbol #1 — the most commonly recycled plastic
  • ✦ About 60% of PET production goes into synthetic fibers, only 30% into bottles

Seguridad

  • ⚠ Generally safe for food contact
  • ⚠ Antimony trioxide catalyst residues are a concern

Propiedades

Tipo
polymer
Estado
solid
Masa molar
192,17 g/mol
Densidad
1,3800 g/cm³
Punto de fusión
260,0 °C
Solubilidad
insoluble

También conocido como

PET PETE Polyester

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Frequently Asked Questions

What is Tereftalato de polietileno?
Tereftalato de polietileno ((C₁₀H₈O₄)ₙ) is a polymer compound with the IUPAC name Poly(ethylene terephthalate).
What is the molecular weight of Tereftalato de polietileno?
Tereftalato de polietileno has a molar mass of 192.17 g/mol.
What state is Tereftalato de polietileno at room temperature?
Tereftalato de polietileno is a solid at room temperature.
Is Tereftalato de polietileno organic or inorganic?
Tereftalato de polietileno is classified as an inorganic compound.
What elements make up Tereftalato de polietileno?
Tereftalato de polietileno ((C₁₀H₈O₄)ₙ) is composed of Hidrógeno (H), Carbono (C), Oxígeno (O).