Polylactic Acid

(C₃H₄O₂)ₙ

IUPAC: Poly(2-hydroxypropanoic acid)

CAS: 26100-51-6

نظرة عامة

PLA is a biodegradable polymer made from corn starch or sugarcane. It is the most widely used bioplastic, found in 3D printing filament and compostable packaging.

التركيب

العنصر الرمز الذرات الكتلة الذرية
Hydrogen H 4 1,0080
Carbon C 3 12,0110
Oxygen O 2 15,9990

التركيب العنصري

H
Hydrogen ×4
5,6%
C
Carbon ×3
50,0%
O
Oxygen ×2
44,4%

الاستخدامات

  • • 3D printing filament
  • • Compostable food packaging
  • • Medical implants (absorbable sutures)
  • • Textile fiber

حقائق مثيرة

  • ✦ The most popular material for consumer 3D printing, derived from renewable resources

الخصائص

النوع
polymer
الحالة
solid
الكتلة المولية
72,06 g/mol
الكثافة
1,2100 g/cm³
نقطة الانصهار
157,0 °C
الذوبانية
insoluble

مركبات ذات صلة

Cellulose

(C₆H₁₀O₅)ₙ

Epoxy Resin DGEBA

C₂₁H₂₄O₄

Kevlar

(C₁₄H₁₀N₂O₂)ₙ

Nylon-6,6

(C₁₂H₂₂N₂O₂)ₙ

Sodium Polyacrylate

(C₃H₃NaO₂)ₙ

Polyethylene

(C₂H₄)ₙ

Polymethyl Methacrylate

(C₅H₈O₂)ₙ

Polyurethane

(C₃H₂NO)ₙ

Polycarbonate

(C₁₆H₁₄O₃)ₙ

Polyethylene Terephthalate

(C₁₀H₈O₄)ₙ

Frequently Asked Questions

What is Polylactic Acid?
Polylactic Acid ((C₃H₄O₂)ₙ) is a polymer compound with the IUPAC name Poly(2-hydroxypropanoic acid).
What is the molecular weight of Polylactic Acid?
Polylactic Acid has a molar mass of 72.06 g/mol.
What state is Polylactic Acid at room temperature?
Polylactic Acid is a solid at room temperature.
Is Polylactic Acid organic or inorganic?
Polylactic Acid is classified as an inorganic compound.
What elements make up Polylactic Acid?
Polylactic Acid ((C₃H₄O₂)ₙ) is composed of Hydrogen (H), Carbon (C), Oxygen (O).