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Home › Multi-block polymer comprising a first amide acid prepolymer, chain extended with a compatible second prepolymer, the membrane made therefrom and its use in separations

Multi-block polymer comprising a first amide acid prepolymer, chain extended with a compatible second prepolymer, the membrane made therefrom and its use in separations

US Patent 5130017 · Granted Jul 14, 1992

Estimated economic value: $86,501,000 ⓘ

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