Global Patent Index - EP 0598693 B1

EP 0598693 B1 19981223 - Stable aqueous emulsions of nonionic surfactants with a viscosity controlling agent

Title (en)

Stable aqueous emulsions of nonionic surfactants with a viscosity controlling agent

Title (de)

Stabile, nichtionische Tensidemulsionen, welche Viskositätskontrollmittel enthalten

Title (fr)

Emulsions stables d'agents tensioactifs non-ioniques contenant un agent de contrÔle de la viscosité

Publication

EP 0598693 B1 19981223 (EN)

Application

EP 93870134 A 19930712

Priority

  • EP 92870188 A 19921116
  • EP 93870103 A 19930609
  • EP 93870104 A 19930609
  • EP 93870134 A 19930712
  • SG 1996002630 A 19930609
  • SG 1996008330 A 19930609

Abstract (en)

[origin: EP0598693A1] Stable aqueous emulsions are disclosed which comprise hydrophobic and hydrophilic nonionic surfactants and a ethylenediamine-N,N'-disuccinic acid. Ethylenediamine-N,N'-disuccinic acid builds viscosity in said emulsions.

IPC 1-7

C11D 3/33; C11D 3/39; C11D 1/825

IPC 8 full level

C11D 1/825 (2006.01); C11D 3/33 (2006.01); C11D 3/37 (2006.01); C11D 3/39 (2006.01); C11D 1/72 (2006.01)

CPC (source: EP)

C11D 1/825 (2013.01); C11D 3/33 (2013.01); C11D 3/3947 (2013.01); C11D 1/72 (2013.01)

Citation (examination)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE

DOCDB simple family (publication)

WO 9411099 A1 19940526; AT E174955 T1 19990115; AU 5589194 A 19940608; DE 69322744 D1 19990204; DE 69322744 T2 19990722; EP 0598693 A1 19940525; EP 0598693 B1 19981223; ES 2125322 T3 19990301

DOCDB simple family (application)

US 9310444 W 19931029; AT 93870134 T 19930712; AU 5589194 A 19931029; DE 69322744 T 19930712; EP 93870134 A 19930712; ES 93870134 T 19930712