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Home › Process for making substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications

Process for making substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications

US Patent 6110454 · Granted Aug 29, 2000

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