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Current content: 155 395 919 patent documents

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132 468 new documents added

1 248 785 documents amended

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EP 0353973 A2 19900207 - Phosphate-free detergents.

Title (en)

Phosphate-free detergents.

Title (de)

Phosphatfreie Waschmittel.

Title (fr)

Détergents sans phosphate.

Publication

EP 0353973 A2 19900207 (EN)

Application

EP 89307758 A 19890731

Priority

GB 8818215 A 19880730

Abstract (en)

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)

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