Polytrimethylene terephthalate resins Chemical Properties

Melting point:

230 °C

Density 

1.33 g/cm3

InChI

InChI=1S/C8H6O4.C3H8O2/c9-7(10)5-1-2-6(4-3-5)8(11)12;4-2-1-3-5/h1-4H,(H,9,10)(H,11,12);4-5H,1-3H2

InChIKey

WQWLQWVLHSPEAR-UHFFFAOYSA-N

SMILES

C(CO)CO.C(C1C=CC(=CC=1)C(=O)O)(=O)O

EPA Substance Registry System

1,4-Benzenedicarboxylic acid, polymer with 1,3-propanediol (26590-75-0)

Safety Information

TSCA 

TSCA listed

Polytrimethylene terephthalate resins Usage And Synthesis

Uses

Polytrimethylene terephthalate resins is mainly used to make carpet fibers.

Preparation

Polytrimethylene terephthalate resins is produced by a method called condensation polymerization or transesterification.