Global Patent Index - EP 4058283 A1

EP 4058283 A1 20220921 - METHOD FOR PRODUCING A PART OF STEEL OR ALUMINIUM

Title (en)

METHOD FOR PRODUCING A PART OF STEEL OR ALUMINIUM

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES TEILS AUS STAHL ODER ALUMINIUM

Title (fr)

PROCÉDÉ DE FABRICATION D'UNE PIÈCE EN ACIER OU EN ALUMINIUM

Publication

EP 4058283 A1 20220921 (EN)

Application

EP 20801324 A 20201111

Priority

  • EP 19208941 A 20191113
  • EP 2020081808 W 20201111

Abstract (en)

[origin: WO2021094404A1] The invention relates to a method for producing a part of steel or aluminium, for instance for automotive purposes. According to the invention the method comprising the following steps: - providing a steel or aluminium sheet; - providing a coating on one or both sides of the sheet, wherein the coating consists of one or more polymer layers, wherein the polymer is a thermoplastic polymer; - and forming the coated sheet into a part by pressing, stamping, deep drawing, roll forming, bending, hydroforming or stretching after the polymer layer(s) have been provided on the sheet.

IPC 8 full level

B32B 15/085 (2006.01); B32B 15/088 (2006.01); B32B 15/09 (2006.01); C09D 5/44 (2006.01)

CPC (source: EP)

B32B 1/00 (2013.01); B32B 15/08 (2013.01); B32B 15/085 (2013.01); B32B 15/088 (2013.01); B32B 15/09 (2013.01); B32B 27/06 (2013.01); B32B 2255/06 (2013.01); B32B 2255/26 (2013.01)

Citation (search report)

See references of WO 2021094404A1

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)

WO 2021094404 A1 20210520; EP 4058283 A1 20220921

DOCDB simple family (application)

EP 2020081808 W 20201111; EP 20801324 A 20201111