~4, 4\'-Dihydroxydiphenyl Sulfone
Product Name 4, 4\'-Dihydroxydiphenyl Sulfone Molecular Structure
Other
Name 4, 4\'-sulfonyldiphenol; Phenol, 4, 4-sulfonylbis-;
4, 4\'-Sulfonyldiphenol;
4-(4-hydroxyphenyl)sulfonylphenol;
CAS No 80-09-1
Molecular Formula C12H10O4S
Check-Point Specification
High Pure Product 1 High Pure Product 2 Pure Product Ordinary Product Purified Product Purified Product Crude
Product -B Crude
Product -A
Appearance Colorless and needlelike crystal or white powder.
4, 4\'- Dihydroxydiphenyl sulfone Purity (HPLC) ≥99.9% ≥99.8% ≥99.7% ≥99.5% ≥98% ≥97% ≥96% ≥95%
2, 4\'- Dihydroxydiphenyl sulfone Purity(HPLC) ≤0.1% ≤0.2% ≤0.3% ≤0.5% ≤2% ≤3% ≤4% ≤4%
Melting Point, ƒ 246-250 246-250 246-250 245-250 243-248 243-248 238-245 220-230
Moisture ≤0.1% ≤0.1% ≤0.5% ≤0.5% ≤0.5% ≤0.5% ≤1.0% ≤1.0%
Color 10-20 20-30 100-150 White powder White powder White to Off-White powder Pink or Brown Powder Pink or Brown Powder
classification by use In the PES, Polycarbonate and Epoxy resin etc. In the manufacture of heat sensitive materials and High-grade auxiliaries synthesis In the manufacture of printing & dyeing auxiliaries and leather tannic agent
Packing¼šPacked in knitted bag lined with PE bag, 25kgs or above 500kgs big bags etc or according customer\'s requirements.
Product Usage¼šIt is widely used as the raw material of polycarbonate, epoxy resin, polyether sulfone, Thermal Material and also as the intermediate of dyes, medicine, fire retardant and weave auxilianries etc.
