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发明人孙丽萍,徐明华,高志强. "Method for the Synthesis of 28212-68-2
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Poly(oxy-1,4-phenyleneoxy-1,4-phenylenesulfonyl-1,4-phenylene)" [P]. 中国发明专利, 专利号 CN 117749641 B, 授权公告日 2024-07-10.
发明人赵玉洁,杨光,胡光. "A Process for Preparing High-Purity 28212-68-2
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Poly(oxy-1,4-phenyleneoxy-1,4-phenylenesulfonyl-1,4-phenylene)" [P]. 中国发明专利, 专利号 CN 113136229 B, 授权公告日 2022-05-02.
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