Thermal Stabilizer for Rigid PVC

Technical application

Thermal Stabilizer for Rigid PVC

Yellowing and blooming in rigid PVC point to weak thermal stabilization — not only pigment.

The plant problem

In rigid extrusion, thermal degradation drives poor color, plate-out and a narrow process window.

How Plectus solves it

Plectus Thermal Stabilizer protects rigid PVC in processing and use, with support on color, UV and blooming.

What you gain

  • Better color retention
  • More stable process
  • Related: PVC blooming

Related technical reading

How to avoid blooming in rigid and flexible PVC

Technical diagnosis of surface migration, lubricant selection and stabilizer tuning to reduce the white film on PVC profiles, pipes and compounds.