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AEROSOL SUSPENSION FORMULATIONS CONTAINING TG 227 EA OR TG 134 A AS A PROPELLANT
专利权人:
发明人:
슈멜처 크리스텔,프룀더 아르네
申请号:
KR1020077002760
公开号:
KR1012970610000B1
申请日:
2005.06.25
申请国别(地区):
KR
年份:
2013
代理人:
摘要:
A propellant-containing aerosol suspension (S1) comprises particles of active substance with chemically bound water, at least a propellant gas or a propellant gas mixture with TG 227 ea (1,1,1,2,3,3,3-heptafluoropropane) and/or TG 134 a (1,1,1,2-tetrafluoroethane) (85 wt.%) or in mixture with at least one other propellant gas. (S1) Contains additional free water in addition to the water chemically bound to the active substance. A propellant-containing aerosol suspension (S1) comprises particles of active substance with chemically bound water, at least a propellant gas or a propellant gas mixture with TG 227 ea (1,1,1,2,3,3,3-heptafluoropropane) and/or TG 134 a (1,1,1,2-tetrafluoroethane) (85 wt.%) or in mixture with at least one other propellant gas selected from propane, butane, pentane, dimethylether, difluorochloromethane, difluoromethane, 2,2,2 trifluoroethane, isobutane, isopentane and neopentane. (S1) Contains additional free water in addition to the water chemically bound to the active substance. Independent claims are included for: (1) preparing (S1) involving adding water to an anhydrous propellant gas or propellant gas mixture; and (2) a container containing (S1) and a suitable valve that is adjusted before use in relation to its water content. - ACTIVITY : Antiasthmatic; Respiratory-Gen.; CNS-Gen.; Analgesic; Antimigraine; Hypotensive; Vasotropic. No suitable data given. - MECHANISM OF ACTION : None given.본 발명은 화학 결합수를 함유하는 하나 이상의 현탁된 활성 성분, 물 및 추진제인 TG 227 또는 TG 134 a를 함유하는 추진제 제형에 관한 것이다.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/
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