David Jean Lucien SAVARY,Jean-Yves SEGUIN,Karine CAVALIER
申请号：
US15538765
公开号：
US20170349446A1
申请日:
2015.12.22
申请国别(地区):
US
年份:
2017
代理人:
摘要：
Powder compositions comprising alkali metal bicarbonate particles and an additive. A process for preparing alkali metal bicarbonate particles by spray-drying of an aqueous solution or suspension comprising 1-10% by weight of alkali metal bicarbonate and a resin acid or a fatty acid as additive. A process for preparing alkali metal bicarbonate particles by co-grinding the alkali metal bicarbonate in the presence of a resin acid as additive. A process for preparing alkali metal bicarbonate particles by fluidized bed coating of the alkali metal bicarbonate in the presence of a resin acid, fatty acid or a wax as additive.
