Invention Grant
- Patent Title: Salts of 5-sulfoisophthalic acid and method of making same
- Patent Title (中): 5-磺基间苯二甲酸盐及其制备方法
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Application No.: US13586024Application Date: 2012-08-15
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Publication No.: US08772522B2Publication Date: 2014-07-08
- Inventor: Timothy A. Oster
- Applicant: Timothy A. Oster
- Applicant Address: US MO Clayton
- Assignee: Futurefuel Chemical Company
- Current Assignee: Futurefuel Chemical Company
- Current Assignee Address: US MO Clayton
- Agency: Husch Blackwell LLP
- Main IPC: C07F5/00
- IPC: C07F5/00 ; C07F7/00 ; C07F13/00 ; C07F15/00
Abstract:
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.
Public/Granted literature
- US20130211116A1 SALTS OF 5-SULFOISOPHTHALIC ACID AND METHOD OF MAKING SAME Public/Granted day:2013-08-15
Information query
