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Home › Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non aromatics

Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non aromatics

US Patent 4879044 · Granted Nov 7, 1989

Estimated economic value: $36,130,000 ⓘ

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