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FASCAT® 4233 Catalyst
FASCAT® 4233 is a high-efficiency proprietary catalyst of butyltin mercaptide used in CASE applications.
FASCAT® 4233 is a catalyst with a specialized proprietary blended grade of butyltin mercaptide, frequently used in CASE applications. This catalyst is specifically used for the synthesis and curing of polyurethanes. It has the advantage of providing a delayed action cure, which is different from organotin carboxylates like FASCAT® 4202.
Specifications
Form: Oily liquid Color: Light amber Sn %: 17.9 Specific gravity @ 25°C: 1.12 Refractive index @ 25°C: 1.50 Viscosity @ 25°C, cs: 45 Freezing point, °C: −30 Flash point, °C: >120 Gardner color: 0.7
Primary Chemistry: Butyltin mercaptide
Features & Benefits
Insoluble in water Soluble in higher alcohols and other organic solvents Synthesis and curing of polyurethanes Delayed action cure compared to organotin carboxylates High heat stability for PVC manufacturing
Problems Solved
Lack of heat stability in PVC production
Applications
Chemical intermediates Coatings Adhesives Inks Sealants
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Thank you
Thank you for your inquiry and interest in ChemPoint. We will respond to you shortly.
ChemPoint will not under any circumstances release personal user information to individuals or companies. All information collection is solely used to support ChemPoint customers service communications. Read our Privacy Notice.
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