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Inventor: D onges; Reinhard
Address: Bad Soden/Tannus, DE
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5591844 |
Alkyl hydroxyalkyl cellulose ethers containing sulfoalkyl groups |
January 7, 1997 |
| The present invention relates to alkyl hydroxyalkyl cellulose ethers which contain a sulfoalkyl group as a further substituent, to a process for the preparation of these cellulose ethers and to building material mixtures which are based on gypsum, hydrated lime or cement and contain alky |
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