发明名称 STABILIZATION OF ACRYLIC ACID OR ESTERS THEREOF
摘要 A process for inhibiting polymerization of acrylic acid or esters thereof and a process for stabilizing a distillation operation of acrylic acid or esters thereof through the joint use of multiple polymerization inhibitors, i.e., hydroquinone, phenol and air (or oxygen) in specified amounts.
申请公布号 US3666794(A) 申请公布日期 1972.05.30
申请号 USD3666794 申请日期 1969.05.08
申请人 TOYO SODA MFG. CO. LTD. 发明人 SUSUMU OTSUKI;ISAO MIYANOHARA
分类号 C07C51/487;C07C51/50;C07C67/62;C08F2/38;(IPC1-7):C07C69/54 主分类号 C07C51/487
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