Potassium Diphenyl Sulfone Sulfonate (KSS), CAS 63316-43-8
Potassium Diphenyl Sulfone Sulfonate (KSS), CAS 63316-43-8, is an organic potassium sulfonate compound used as a flame-retardant additive in polycarbonate resin formulations.
Product Chemical Properties
Chemical Name: Potassium 3-(phenylsulfonyl)benzenesulfonate
Common Name: Potassium Diphenyl Sulfone Sulfonate
Abbreviation: KSS
CAS Number: 63316-43-8
EC Number: 264-097-3
Molecular Formula: C₁₂H₉KO₅S₂
Molecular Weight: 336.43 g/mol
Chemical Family: Organic Potassium Sulfonates

Product Technical Specification
Appearance: White Powder
DPS (%): 0.5
Moisture (%): 0.5
Fe (ppm): 5
SiO4 (%): 1.0
PH: 6.5-6.9
Applications of Potassium Diphenyl Sulfone Sulfonate (KSS)
Potassium Diphenyl Sulfone Sulfonate (KSS) is a highly efficient environmental protection halogen-free flame retardant, high heat resistance , no precipitation, etc. Widely used in transparent or opaque PC and PC/ABS, recommended dosage is 0.3 ~ 1%, can achieve to UL94V - 0 1.6 mm.
Packaging
20 kg or 25 kg bags.
Production Capacity
Hosea Chem's available supply quantity and production arrangements are subject to confirmation. Please contact us with your required quantity and technical specifications for a current quotation.
Storage Requirements
Store in tightly closed, properly labelled packaging in a cool, dry and well-ventilated area. Protect the product from moisture and contamination.
Potassium Diphenyl Sulfone Sulfonate (KSS) Bulk Supply from China
Hosea Chem supports industrial chemical sourcing and bulk supply inquiries for Potassium Diphenyl Sulfone Sulfonate (KSS), CAS 63316-43-8. We can discuss product specifications, packaging options, documentation requirements and shipping arrangements according to the destination market and order quantity.