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Organotin stabilisers

Gives rigid PVC excellent heat stability and colour hold. Used in pipes and window frames, and even in the packaging for tablets.

  • Liquid
  • Flexible, Semi-rigid, Rigid
  • 5 standard grades
Dibutyltin mercaptideBu2Sn(SCH2COOR)2 · representative structure

Features

Three types, mercaptide, maleate and carboxylate, in dibutyl and dioctyl grades. They give clarity, heat stability, colour hold and weatherability, which suits clear, rigid products: PVC pipe and fittings, bottles, window frames, and food and pharmaceutical packaging.

Main uses

  • Rain gutters
  • Pipes and fittings
  • Window frames
  • Bottles and trays
  • Blister packs
  • Industrial plate

Grades

Standard grades from our product catalogue (February 2026 edition). For other grades, or help with a formulation, please contact us.

PVC typeFlexible, Semi-rigid, RigidProcessCalendering, Extrusion, Dipping, InjectionEco Reduced impact on the environment or health

Tin mercaptide (Liquid)

2 grades
GradeApplicationPVC typeProcessFeatures
TS 300Films and sheets
  • Flexible
  • Semi-rigid
  • Rigid
  • Calendering
  • Extrusion
  • Injection
DibutylExcellent discolouration prevention and thermal stability.
OME-100Films and sheets
  • Flexible
  • Semi-rigid
  • Rigid
  • Calendering
  • Extrusion
  • Injection
DioctylExcellent discolouration prevention and thermal stability.

Tin maleate (Liquid)

1 grade
GradeApplicationPVC typeProcessFeatures
TS 209XFilms and sheets
  • Flexible
  • Semi-rigid
  • Rigid
  • Calendering
  • Extrusion
  • Dipping
  • Injection
Dibutyltin maleateExcellent thermal stability, weatherability and transparency.

Tin carboxylate (Liquid)

2 grades
GradeApplicationPVC typeProcessFeatures
TS 101Films and sheets
  • Flexible
  • Semi-rigid
  • Rigid
  • Calendering
  • Extrusion
  • Dipping
  • Injection
Dibutyltin carboxylateExcellent thermal stability, transparency, weatherability and processability.
FD-50EcoEcoFilms and sheets
  • Flexible
  • Semi-rigid
  • Rigid
  • Calendering
  • Extrusion
  • Dipping
  • Injection
Dioctyltin carboxylatePossible to meet JCIIExcellent thermal stability, transparency, processability and weatherability.

Product catalogue (PDF)Features of every grade, and packaging: IBC, drum, can, big bag and PE bag. February 2026 edition.

Contact

Whether it’s a formulation question, a trial blend or a specification sheet, you reach the people who make it.