Vanillin- og/eller etylvanillinperler og fremgangsmåte for deres fremstilling

摘要

Beads of vanillin and/or ethylvanillin and their isomers are claimed. The beads have size 200-3000 (300-1000) m mu , median dia. 500-2000 (500-1000) mu , and instant flow index from 10 to infinity.