发明名称 BEADS OF A PHENOLIC COMPOUND AND METHOD OF OBTAINING SAME
摘要 The invention relates to a novel presentation for a phenolic compound in solid form. More specifically, the invention relates to hydroquinone beads. The invention also relates to the preparation of said pearls. The inventive method is characterised in that it comprises: the hot preparation of a concentrated aqueous solution of a phenolic compound; the breaking down of the solution into droplets; the cooling of the droplets thus obtained in a gas stream, such that they solidify into beads; and the subsequent recovery and drying of said beads.
申请公布号 WO2004039758(A1) 申请公布日期 2004.05.13
申请号 WO2003FR03206 申请日期 2003.10.28
申请人 RHODIA CHIMIE;LE THIESSE, JEAN-CLAUDE 发明人 LE THIESSE, JEAN-CLAUDE
分类号 C07C37/70;C07C39/08;C08K5/053;G03C1/42 主分类号 C07C37/70
代理机构 代理人
主权项
地址