发明名称 Bromination process.
摘要 <p>A process is disclosed for preparing a mixture of brominated, non-condensed ring polyaromatics, which process features multiple bromination temperatures and multiple catalyst additions for brominating the precursor non-condensed ring polyaromatic. The mixture has an average bromine number of 6 to 8 bromine atoms per molecule, a low melting point range, and a low amount of light end impurities.</p>
申请公布号 EP0490378(A1) 申请公布日期 1992.06.17
申请号 EP19910121350 申请日期 1991.12.12
申请人 ETHYL CORPORATION 发明人 BRACKENRIDGE, DAVID ROSS;MURRAY, WILLIAM THOMAS
分类号 B01J27/125;B01J27/135;C07B39/00;C07B61/00;C07C17/12;C07C25/18;C07C41/22;C07C43/174;C07C43/29;C09K21/02;C09K21/08 主分类号 B01J27/125
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