Zhangjiagang Free Trade Zone Orient Union International Trade Co., Ltd.

PBT

• Category :

  Polymers/Synthetic resin and plastics

• Synonyms :

  Pbt;Poly(butylene terephthalate);Polybutylene Terephthalate;

• CAS NO :

  26062-94-2

• EC NO :

• Molecular Formula :

  C₁₂H₁₂O₄

• Molecular Weight :

  220.2213

• Main Specifications :

• Product description :

  XW321(High-class) Instrinsic viscosity(dL/g): 0.980±0.015 Melting point(℃):223.0±2.0 COOH content(mol/t):25.0±4.0 Color value(b):4.0±2.0 Color value(L):≥88 Moisture(%):≤0.40 Ash content(mg/kg):≤300 Hundred-grain weight(g):M±0.10 Different shape chip(%):≤0.3 Characteristics:Middle viscosity,stable quality Less agglomerated particles,filters and spinning components have long life Good spinnability,full size bobbins,uniform dyeability

• Uses :

  Mainly used to produce POY,DTY and FDY ranges from 20D to 60D.DTY is widely used in manufacturing fabrics,pants fabric,denim,elastic covered yarn,bandage,base fabric of band-aid. Used to produce monofilament,wig filament and brush.Brush includes oil paint

• Molecular Structure :