Question

production of polyester
fiber ​

Answer 1

In the first stage, solid fiber-forming polyester is produced from polymerization, which is called polymer chips. Polyester chips are converted to dope by heat or by dissolving in some solvent. In the second stage, dope fluid is extruded through a spinneret and then converted to viscoelastic filament.

Answer 2

Answer:

hi this is your answer may be you like this answer