Title:
フェノール化合物のビーズ及びその製造方法
Document Type and Number:
Japanese Patent JP4909515
Kind Code:
B2
Abstract:
The present invention relates to a novel presentation of a phenolic compound in the solid form. More particularly, the invention provides beads of hydroquinone. The invention also pertains to the preparation of said beads. The process of the invention is characterized in that a hot concentrated aqueous solution of a phenolic compound is prepared, then the solution is fragmented into droplets and the droplets obtained are cooled in a gas stream so that they solidify into beads which are then recovered and dried.
Inventors:
Lucies, The Yang-Claude
Application Number:
JP2004547736A
Publication Date:
April 04, 2012
Filing Date:
October 28, 2003
Export Citation:
Assignee:
RHONE-POULENC CHIMIE
International Classes:
C07C39/08; C07C37/70; C07C37/84; C08K5/053; G03C1/42
Domestic Patent References:
| JP2000302716A | ||||
| JP58170534A | ||||
| JP5283711A | ||||
| JP2501921A | ||||
| JP6107580A | ||||
| JP6107581A |
Attorney, Agent or Firm:
Yoshio Kawaguchi