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CONTINUOUS SILICA PRODUCTION PROCESS AND SILICA PRODUCT PREPARED FROM SAME
专利权人:
J.M. HUBER CORPORATION
发明人:
HAGAR, William, J.,GALLIS, Karl, W.
申请号:
PH12017500271
公开号:
PH12017500271A1
申请日:
2017.02.13
申请国别(地区):
PH
年份:
2018
代理人:
摘要:
Disclosed herein is a continuous process for preparing a silica product, comprising: (a) continuously feeding an acidulating agent and an alkali metal silicate into a loop reaction zone comprising a stream of liquid medium; wherein at least a portion of the acidulating agent and the alkali metal silicate react to form a silica product in the liquid medium of the loop reaction zone; (b) continuously recirculating the liquid medium through the loop reaction zone; and (c) continuously discharging from the loop reaction zone a portion of the liquid medium comprising the silica product. Silica products and dentifrice compositions comprising the silica products are also disclosed. A continuous loop reactor is also disclosed.
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中国工程科技知识中心
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http://www.ckcest.cn/home/

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