Title (en)

PHOSPHATE-FREE DETERGENTS

Publication

EP 0353973 A3 19901017 (EN)

Application

EP 89307758 A 19890731

Priority

GB 8818215 A 19880730

Abstract (en)

[origin: EP0353973A2] Phosphate-free detergents, particularly for laboratory cleaning, based on sodium salts of methylene-phosphonic acids as sequestrants, preferred active ingredients being pentasodium salt of ethylenediaminetetra (methylenephosphonic) acid and/or heptasodium salt of diethylenetriaminepenta(methylenephosphonic) acid.

IPC 1-7

C11D 3/36; C11D 3/43

IPC 8 full level

C11D 3/36 (2006.01)

CPC (source: EP)

C11D 3/361 (2013.01); C11D 3/364 (2013.01)

Citation (search report)

• [X] DE 2015022 A1 19711028
• [X] GB 1287887 A 19720906
• [X] GB 1057089 A 19670201 - HENKEL & CIE GMBH
• [X] EP 0192630 A2 19860827 - MONSANTO EUROPE SA [BE]
• [X] EP 0040038 A2 19811118 - PROCTER & GAMBLE [US], et al
• [X] EP 0001853 A1 19790516 - PROCTER & GAMBLE [US]
• [X] EP 0201016 A2 19861112 - HENKEL KGAA [DE]
• [X] US 3925228 A 19751209 - CHENG BAO-DING
• [X] FR 2376824 A1 19780804 - MONSANTO EUROPE SA [BE]
• [X] GB 1026366 A 19660420 - PROCTER & GAMBLE [US]
• [X] US 3551339 A 19701229 - QUIMBY OSCAR T
• [X] GB 1056177 A 19670125 - MONSANTO CO

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0353973 A2 19900207; EP 0353973 A3 19901017; GB 8818215 D0 19880901

DOCDB simple family (application)

EP 89307758 A 19890731; GB 8818215 A 19880730