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You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 484 516 patent documents

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147 225 new documents added

921 612 documents amended

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EP 0208836 A3 19890208 - MIXTURE OF CO-BUILDERS FOR DETERGENTS

Title (en)

MIXTURE OF CO-BUILDERS FOR DETERGENTS

Publication

EP 0208836 A3 19890208 (DE)

Application

EP 86103870 A 19860321

Priority

DE 3522029 A 19850620

Abstract (en)

[origin: EP0208836A2] The mixture contains precipitated silica in addition to the alkali metal salt of a polycarboxylic acid. The precipitated silica can be hydrophobic. Polycarboxylic acids which can be used are polyacrylates and copolymers of polyacrylates with maleic acid.

IPC 1-7

C11D 3/37; C11D 3/12

IPC 8 full level

C11D 3/12 (2006.01); C11D 3/37 (2006.01)

CPC (source: EP)

C11D 3/124 (2013.01); C11D 3/3761 (2013.01)

Citation (search report)

[X] DE 2134695 A1 19730125 - HENKEL & CIE GMBH

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI NL

DOCDB simple family (publication)

EP 0208836 A2 19870121; EP 0208836 A3 19890208; DE 3522029 A1 19870102

DOCDB simple family (application)

EP 86103870 A 19860321; DE 3522029 A 19850620