- 专利标题： Block detergent containing nitrilotriacetic acid
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申请号： US399804申请日： 1995-03-07
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公开(公告)号： US5490949A公开(公告)日： 1996-02-13
- 发明人: Thomas W. Backes , Sean D. Dingman , Sheldon P. Verrett
- 申请人： Thomas W. Backes , Sean D. Dingman , Sheldon P. Verrett
- 申请人地址： MO St. Louis
- 专利权人： Monsanto Company
- 当前专利权人： Monsanto Company
- 当前专利权人地址： MO St. Louis
- 主分类号： C11D3/04
- IPC分类号： C11D3/04 ; C11D3/02 ; C11D3/08 ; C11D3/10 ; C11D3/26 ; C11D3/33 ; C11D7/06 ; C11D7/08 ; C11D17/00 ; C11D17/02
摘要：
A phosphate-free, solid, block detergent containing an alkali metal salt of nitrilotriacetic acid, an acid, alkali metal containing hydroxides and silicates, and alkali metal containing carbonates and sulfates is taught. A process for producing the block detergent is also taught.
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