发明公开
- 专利标题： Liquid concentrate for the preservation of cosmetic and pharmaceutical products
- 专利标题（中）： 浓缩液用于化妆品和药品的保存
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申请号： EP03077431.9申请日： 2003-08-04
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公开(公告)号： EP1393713A1公开(公告)日： 2004-03-03
- 发明人: Hahn, Gisela , Weber, Klaus , Gradtke, Ralf , Beilfuss, Wolfgan
- 申请人： Air Liquide Santé France , Schülke & Mayr GmbH
- 申请人地址： 10, rue Cognacq-Jay 75341 Paris Cedex 07 FR
- 专利权人： Air Liquide Santé France,Schülke & Mayr GmbH
- 当前专利权人： Air Liquide Santé France,Schülke & Mayr GmbH
- 当前专利权人地址： 10, rue Cognacq-Jay 75341 Paris Cedex 07 FR
- 代理机构： Conan, Philippe Claude
- 优先权： DE10239238 20020827
- 主分类号： A61K7/40
- IPC分类号： A61K7/40 ; A61K7/48 ; A01N37/02 ; A01N47/12 ; A61K31/325
摘要：
The invention relates to a liquid concentrate for the preservation of cosmetic and pharmaceutical products based on 3-iodo-2-propynyl butylcarbamate (IPBC) which, in addition to IPBC, comprises a liquid carrier chosen from polyvalent alcohols, glycol esters and glycol ethers or any mixture thereof and a stabilizer chosen from formic acid, formic acid salts and formate esters or any mixture thereof, no additional carboxylic acid chosen from benzoic acid, propionic acid, salicylic acid, sorbic acid, 4-hydroxybenzoic acid, dehydroacetic acid and 10-undecylenic acid or a salt thereof being present.
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