专利名称：SILICAS
发明人：McKEOWN, Ian, Patrick,STANIER, Peter,
William
申请号：EP91913688.7申请日：19910805公开号：EP0495039B2公开日：20031008
摘要：amorphous precipitated silicas can be used in toothpastes transparent whosesurface area is in the range of 250 to 600 m2 \\/ g, between 90 and 160 cm oil absorptionvalue per 100 g, the abrasion between 8 and 15, the average pore size of between 1.5 and9 nm. the transmission of at least 70% within the range of the index of refraction between1.435 and 1456 and the size of a particle of average weight is between 5 and 20 microns.
申请人：INEOS SILICAS LTD
地址：GB
国籍：GB
代理机构：Collingwood, Anthony Robert
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