发明授权
- 专利标题： Salts of 5-sulfoisophthalic acid and method of making same
- 专利标题（中）： 5-磺基间苯二甲酸盐及其制备方法
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申请号： US13586024申请日： 2012-08-15
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公开(公告)号： US08772522B2公开(公告)日： 2014-07-08
- 发明人: Timothy A. Oster
- 申请人： Timothy A. Oster
- 申请人地址： US MO Clayton
- 专利权人： Futurefuel Chemical Company
- 当前专利权人： Futurefuel Chemical Company
- 当前专利权人地址： US MO Clayton
- 代理机构： Husch Blackwell LLP
- 主分类号： C07F5/00
- IPC分类号： C07F5/00 ; C07F7/00 ; C07F13/00 ; C07F15/00
摘要：
This invention relates to methods for the production of various metal salts of 5-sulfoisophthalic acid including those where the metal cation is selected from the group consisting of silver (I), sodium, potassium, rubidium, cesium, magnesium, calcium, strontium, barium, manganese (II), iron (II), cobalt (II), nickel (II), copper (I), copper (II), zinc, yttrium, and cadmium. The methods utilize a solvent system that comprises acetic acid or water or a mixture of both. The invention also encompasses the various metal salts of 5-sulfoisophthalic acid.
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