Global Patent Index - EP 4308747 A1

EP 4308747 A1 20240124 - SYSTEMS AND METHODS FOR TREATING A SUBSTRATE

Title (en)

SYSTEMS AND METHODS FOR TREATING A SUBSTRATE

Title (de)

SYSTEME UND VERFAHREN ZUR BEHANDLUNG EINES SUBSTRATS

Title (fr)

SYSTÈMES ET PROCÉDÉS DE TRAITEMENT D'UN SUBSTRAT

Publication

EP 4308747 A1 20240124 (EN)

Application

EP 22703500 A 20220119

Priority

  • US 202163163353 P 20210319
  • US 2022012961 W 20220119

Abstract (en)

[origin: WO2022197358A1] Disclosed herein is a composition comprising a first lanthanide series metal, wherein the composition has a pH of less than 2.0 and is substantially free of peroxide. Also disclosed herein is a composition comprising a first lanthanide series metal and at least one of a second lanthanide series metal, copper, an inorganic phosphate compound, an organophosphate compound, and an organophosphonate compound; wherein the composition is substantially free of peroxide. Also disclosed herein are systems and methods of treating a metal substrate. Also disclosed are substrates treated with the systems and methods.

IPC 8 full level

C23C 22/50 (2006.01); C23C 22/34 (2006.01); C23C 22/42 (2006.01); C23C 22/56 (2006.01); C23C 22/78 (2006.01); C23C 22/80 (2006.01); C25D 13/22 (2006.01)

CPC (source: EP US)

C23C 22/34 (2013.01 - EP US); C23C 22/42 (2013.01 - EP US); C23C 22/50 (2013.01 - EP); C23C 22/56 (2013.01 - EP); C23C 22/78 (2013.01 - EP); C23C 22/80 (2013.01 - EP); C25D 13/22 (2013.01 - EP)

Citation (search report)

See references of WO 2022197358A1

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

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

WO 2022197358 A1 20220922; CN 117043390 A 20231110; EP 4308747 A1 20240124; US 2024167164 A1 20240523

DOCDB simple family (application)

US 2022012961 W 20220119; CN 202280022497 A 20220119; EP 22703500 A 20220119; US 202218551019 A 20220119