公开(公告)号：US09683201B2

公开(公告)日：2017-06-20

申请号：US13870206

申请日：2013-04-25

Applicant: BASF SE

Inventor： Alejandra Garcia Marcos ,  Stephan Hueffer ,  Markus Hartmann ,  Heike Weber ,  Mario Emmeluth

IPC: C11D3/37 ,  C11D3/33 ,  C11D11/00 ,  C11D11/02

Abstract: Formulations comprising (A) at least one aminocarboxylate selected from methylglycine diacetate (MGDA), iminodisuccinic acid (IDA) and glutamic acid diacetate (GLDA), and salts and derivatives thereof, and (B) at least one alkoxylated alkyleneimine polymer with an average molecular weight Mw in the range from 800 to 25 000 g/mol which has a positive charge density of at least 5 meq/g and which has in the range from 2 to at most 80% by weight alkylene oxide side chains, based on total alkoxylated alkyleneimine polymer.