Butylchlorodihydroxytin 13355-96-9

C4H11ClO2Sn
Appearance: white powder
Tin content: 46-50%
Cl content: 13.8-15.2%
Loss on drying: ≤2.0%
1. Soluble in the reaction solution, soluble in dilute NaOH or hot HNO3, insoluble in non-polar solutions.
2. Very stable in water, low dosage and good effect.
3. It is a multi-purpose catalyst that can be used in esterification, condensation polymerization and transesterification reactions.
4. This product begins to dissolve when the acidic reaction temperature reaches 80°C, but does not affect product quality.
5. The reaction temperature of this product can withstand 250℃.
Synthesizing saturated polyester resin, such as polyester resin for powder coatings.  Producing unsaturated polyester resin for use in film coatings, sheets, castings, etc.  Suitable for transesterification reactions at temperatures of 140-180°C, such as the   production of esters and antioxidants.
Producing polybutylene terephthalate engineering resin (PBT) suitable for the           automotive and construction markets.