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Home › Preparation of polyarylenesulfone from bis(chloroaryl) sulfone, dihydric phenol and difluorodiphenylsulfone

Preparation of polyarylenesulfone from bis(chloroaryl) sulfone, dihydric phenol and difluorodiphenylsulfone

US Patent 5239044 · Granted Aug 24, 1993

Estimated economic value: $464,000 ⓘ

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