×

Aqueous polymer dispersion containing an emulsifier with phosphate groups

  • US 6,348,528 B1
  • Filed: 09/12/2000
  • Issued: 02/19/2002
  • Est. Priority Date: 03/12/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. An aqueous polymer dispersion comprising from 0.1 to 10 parts by weight per 100 parts by weight of polymer of an emulsifier A) having a phosphate group, wherein said emulsifier consists at least 50% by weight of ethylene oxide and propylene oxide groups and the proportion of the ethylene oxide groups and propylene oxide groups is in each case at least 10% by weight, based on the overall amount of the ethylene oxide and propylene oxide groups, said emulsifier A) having the formula embedded imagewhere embedded imageR is C1-C18-alkyl x,y,w,z are each an integer from 0 bis 30, x+w is at least 1 y+z is at least 1 n is 1 or 2 B is a mono- or divalent cation a,c are each 1 or 2 with a*c=3−

  • n.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×