Polyethylene

(C₂H₄)ₙ

IUPAC: Polyethene

CAS: 9002-88-4

Genel Bakış

Polyethylene is the most widely produced plastic in the world, with annual production exceeding 100 million tonnes. It comes in several varieties (HDPE, LDPE, LLDPE) with different densities and properties. It is used in packaging, bottles, pipes, and films.

Bileşim

Element Sembol Atomlar Atom Kütlesi
Hydrogen H 4 1,0080
Carbon C 2 12,0110

Elementel Bileşim

H
Hydrogen ×4
14,4%
C
Carbon ×2
85,6%

Kullanımlar

  • • Plastic bags and films (LDPE)
  • • Bottles and containers (HDPE)
  • • Pipes and fittings
  • • Packaging materials

İlginç Gerçekler

  • ✦ Accidentally discovered in 1933 by ICI researchers applying high pressure to ethylene
  • ✦ Takes 500-1000 years to decompose in landfills

Güvenlik

  • ⚠ Generally non-toxic
  • ⚠ Environmental pollution from single-use plastics
  • ⚠ Microplastic contamination

Özellikler

Tür
polymer
Hal
solid
Molar Kütle
28,05 g/mol
Yoğunluk
0,9400 g/cm³
Erime Noktası
115,0 °C
Çözünürlük
insoluble

Diğer Adları

Polythene PE

İlgili Bileşikler

Cellulose

(C₆H₁₀O₅)ₙ

Nylon-6,6

(C₁₂H₂₂N₂O₂)ₙ

Sodium Polyacrylate

(C₃H₃NaO₂)ₙ

Polycarbonate

(C₁₆H₁₄O₃)ₙ

Polyethylene Terephthalate

(C₁₀H₈O₄)ₙ

Polytetrafluoroethylene

(C₂F₄)ₙ

Polyacrylonitrile

(C₃H₃N)ₙ

Polystyrene

(C₈H₈)ₙ

Starch

(C₆H₁₀O₅)ₙ

Kevlar

(C₁₄H₁₀N₂O₂)ₙ

Frequently Asked Questions

What is Polyethylene?
Polyethylene ((C₂H₄)ₙ) is a polymer compound with the IUPAC name Polyethene.
What is the molecular weight of Polyethylene?
Polyethylene has a molar mass of 28.054 g/mol.
What state is Polyethylene at room temperature?
Polyethylene is a solid at room temperature.
Is Polyethylene organic or inorganic?
Polyethylene is classified as an inorganic compound.
What elements make up Polyethylene?
Polyethylene ((C₂H₄)ₙ) is composed of Hydrogen (H), Carbon (C).