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Home › Method of making a biphenol dianhydride composition, method for purification of a biphenol dianhydride composition, and poly (etherimides) derived from the biphenol dianhydride

Method of making a biphenol dianhydride composition, method for purification of a biphenol dianhydride composition, and poly (etherimides) derived from the biphenol dianhydride

US Patent 12258448 · Granted Mar 25, 2025

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