C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
134/27, 260/522.
C07C 227/14 (2006.01) C07C 229/22 (2006.01) C07C 229/24 (2006.01) C11D 3/20 (2006.01) C11D 3/26 (2006.01) C11D 3/33 (2006.01) C11D 3/39 (2006.01)
Patent
CA 2013847
2-Methyl- and 2-hydroxymethyl-serine-N,N-diacetic acid and derivatives thereof of the general formula I (see fig.I) in which X denotes hydrogen, alkali metal or ammonium which may or may not be substituted by C1-C4-alkyl or C1-C4-hydroxyalkyl groups and Z denotes hydrogen or hydroxyl. The compounds I serve as complexing agents for heavy metal ions or alkaline earth metal ions and as bleach stabilizers or builders in detergents and cleaning formulations.
Acide 2-méthyl- et 2-hydroxyméthylsérine-N,N-diacétique et ses dérivés de formule générale I (fig. I), où X représente de l'hydrogène, un métal alcalin ou un ammonium, avec ou sans substitution par un alkyle C1-C4 ou un hydroxyalkyle C1-C4, Z représente de l'hydrogène ou un hydroxyle. Les composés I servent comme agents de complexation pour les ions de métaux lourds ou de métaux alcalino-terreux, et comme stabilisateurs de blanchiment ou adjuvants dans des détergents et mélanges pour le nettoyage.
Baur Richard
Birnbach Stefan
Gousetis Charalampos
Oftring Alfred
Trieselt Wolfgang
Basf Aktiengesellschaft
Baur Richard
Birnbach Stefan
Gousetis Charalampos
Oftring Alfred
LandOfFree
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