PPSU RTP 1499 P X 125056 BUse performancePPSU main varieties of bisphenol A polysulfone, polyarylsulfone, and a polyether sulfone, etc.. Often polysulfone, a bisphenol A type as a representative. Linear polymer slightly amber. General acid, alkali, salts, alcohols, aliphatic hydrocarbons, etc. In addition to the strongly polar solvents, concentrated nitric acid and sulfuric acid, the stability. Was dissolved in methylene chloride, dichloroethylene, and aromatics. The relative density of 1.24, water absorption (24h) 0.22%, 0.7% mold shrinkage, melting temperature of 190 ° C, the glass transition temperature of 150 ° C, the heat distortion temperature (1.82MPa) 174 ℃, continuous use temperature of -100 ° C to +150 ° C The tensile strength 71.54MPa. Bending strength 105.8MPa, a compression strength (95.1MPa), a tensile modulus of 2.5GPa, notched impact strength 6.9-7.8kJ/m2, volume resistivity 10e15Ω? Cm. Polysulfone material good rigidity and toughness, heat resistance, thermal oxidation resistance, excellent creep resistance, resistant to inorganic acids, bases, salt solutions, the corrosion resistance to ionizing radiation, non-toxic, the insulating and self-extinguishing and good, easy molding Preparation: bisphenol A and 4,4 '- dichloro-diphenyl sulfone as raw material, prepared from the polycondensation reaction. Uses: electrical, electronics, instrumentation, instrumentation and aerospace sectors as heat resistance, corrosion resistance, high strength parts and insulation parts, industrial film.

PPSU	RTP		1499 P X 125056 A
PPSU	RTP		1499 P X 125056 B

Key Words：1499 P X 125056 B，PPSU 1499 P X 125056 B，RTP 1499 P X 125056 B