C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 229/24 (2006.01) C07C 227/26 (2006.01) C11D 3/33 (2006.01)
Patent
CA 2696669
The present invention relates to an alkalimetal salt of glutamic acid-N,N- diacetic acid (GLDA) of the formula Na x K y H z GLDA, wherein x is equal to or more than 2 and lower than 4 and y is more than 0 and equal to or lower than 2, x+y is 3.5-4, and x+y+z = 4, to processes to prepare such salt and the use thereof.
La présente invention porte sur un sel de métal alcalin de l'acide glutamique-acide N,N-diacétique (GLDA) représenté par la formule NaxKyHzGLDA, dans laquelle x est égal ou supérieur à 2 et inférieur à 4 et y est supérieur à 0 et égal ou inférieur à 2, x+y est 3,5-4, et x+y+z = 4, sur des procédés de préparation de ce sel et sur son utilisation.
Boonstra Tjerk Oedse
Heus Martin
Akzo Nobel N.v.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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