Global Patent Index - EP 3850072 A1

EP 3850072 A1 20210721 - SILVER PROTECTION AGENT

Title (en)

SILVER PROTECTION AGENT

Title (de)

SILBERSCHUTZMITTEL

Title (fr)

AGENT DE PROTECTION DE L'ARGENT

Publication

EP 3850072 A1 20210721 (DE)

Application

EP 19766024 A 20190912

Priority

  • EP 18193918 A 20180912
  • EP 2019074292 W 20190912

Abstract (en)

[origin: WO2020053316A1] The invention relates to a silver protection agent which comprises bismuth citrate, a degradable carboxylate or a phosphonate, and a salt of methylglycinediacetic acid. Furthermore, a washing agent is disclosed, which comprises the protection agent according to the invention.

IPC 8 full level

C11D 3/33 (2006.01); C11D 3/00 (2006.01); C11D 3/20 (2006.01); C11D 3/36 (2006.01); C11D 3/37 (2006.01); C11D 7/26 (2006.01); C11D 7/32 (2006.01); C11D 7/36 (2006.01)

CPC (source: EP)

C11D 3/0073 (2013.01); C11D 3/2086 (2013.01); C11D 3/33 (2013.01); C11D 3/361 (2013.01); C11D 3/3757 (2013.01); C11D 3/3761 (2013.01); C11D 7/265 (2013.01); C11D 7/3245 (2013.01); C11D 7/36 (2013.01)

Citation (search report)

See references of WO 2020053316A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3623456 A1 20200318; EP 3850072 A1 20210721; EP 3850072 B1 20240103; EP 3850072 C0 20240103; WO 2020053316 A1 20200319

DOCDB simple family (application)

EP 18193918 A 20180912; EP 19766024 A 20190912; EP 2019074292 W 20190912