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专利名称：Process for producing dihydric phenols发明人：Atoguchi, Takashi,Yao, Shigeru,Kanougi,
Tomonori
申请号：EP01401666.1申请日：20010622公开号：EP1167332A1公开日：20020102
摘要：There are disclosed a process for producing a dihydric phenol which comprisesoxidizing a monohydric phenol by a peroxide compound in the presence of a β-zeolite, aketone and a phosphoric acid, and a process for producing a dihydric phenol whichcomprises oxidizing a monohydric phenol in the presence of a β-zeolite, a ketone and aphosphoric acid, by feeding a monohydric phenol, hydrogen peroxide, a ketone and aphosphoric acid into a reactor in which a β-zeolite is charged, to oxidize the monohydricphenol into a dihydric phenol, and delivering the resultant reaction mixture from thereactor.
申请人：Ube Industries, Ltd.
地址：1978-96, Oaza Kogushi Ube City, Yamaguchi JP
国籍：JP
代理机构：Vaillant, Jeanne
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