Methyltin Mercaptide Heat Stabilizer

Product Details

Product Name: Methyl Tin Mercaptide

Synonyms: Methyl Tin Stabilizer, Methyltin Mercaptide, PVC Heat Stabilizer

Chemical Components:

Dimethyltin bis(2-ethylhexylmercaptoacetate); CAS No.: 57583-35-4; MF: C22H44O4S2Sn

Monomethyltin tris(2-ethylhexylmercaptoacetate); CAS No.: 57583-34-3; MF: C31H60O6S3Sn

Chemical Family: Organotin compounds

Introduction:

It is an advanced liquid methyltin mercaptide stabilizer for rigid polyvinyl chloride processing of calendaring, extruding and injection. It provides excellent retention of initial color together with superior dynamic heat stability, clarity, weatherability and little dosage in the applications. Due to its high performance and environmental friendly, methyl tin mercaptide has replaced the high-toxic PVC heat stabilizers in many applications day by day.

Specification:

Appearance: Transparent oily liquid, Clear

Color, Pt-Co: 25 max.

Viscosity, Pa.s (25 DEG C): 0.020-0.080

Density, g/cm3 (20 DEG C): 1.170-1.190

Tin Content, %: 19 min.

Sulphur Content, %: 11.5-12.5

Features:

1. High heat stabilization and excellent initial color

2. Good transparency and weatherability

3. Little dosage, about15-20% less than Butyltin and Octyltin mercaptide.

4. High safety, suitable for food package approved by FDA, maximum dosage is 2%.

5. Excellent flexible to the process of calendaring, extruding and injection.

Applications:

Used as organotin heat stabilizer for PVC processing:

1. Rigid PVC Transparent Sheet / Plate

2. PVC Film: thermal shrinkable packing film, printing film and calendaring film.

3. PVC Pipes and Fittings

4. PVC window and door profiles

5. PVC granule materials

Packing: 220kg net iron drum or 1150kg IBC

Storage: Store in dry, cool and ventilated place, keep away from direct sunlight and moisture.

Shelf life: 12 months