LAURA RABINOVICH-GUILATT,BETTY PHILIPS,GREGORY LAMBERT,FREDERIC LALLEMAND
申请号：
PT07787998
公开号：
PT2049079T
申请日:
2007.07.27
申请国别(地区):
PT
年份:
2016
代理人:
摘要：
This invention relates to compositions containing quaternary ammonium compounds in which the nitrogen atom is substituted by at least one alkyl group having at least 12 carbon atoms, characterized in that said composition includes at least 20% in weight by weight of the total composition, of ammonium halides in which the nitrogen atom is substituted by at least one alkyl group having at least 14 carbon atoms and more than 5%, preferably more than 7% in weight by weight of the total composition, of ammonium halides in which the nitrogen atom is substituted by at least one alkyl group having at least 16 carbon atoms. This invention also relates to ophthalmic oil-in-water emulsions containing such compositions, said ophthalmic emulsions being useful for eye care or for the treatment of eye conditions.
