Global Patent Index - EP 4103637 A1

EP 4103637 A1 20221221 - PROCESS FOR TREATING A POLYAMIDE-BASED COMPOSITION

Title (en)

PROCESS FOR TREATING A POLYAMIDE-BASED COMPOSITION

Title (de)

VERFAHREN ZUR BEHANDLUNG EINER ZUSAMMENSETZUNG AUF POLYAMIDBASIS

Title (fr)

PROCEDE DE TRAITEMENT D'UNE COMPOSITION A BASE DE POLYAMIDES

Publication

EP 4103637 A1 20221221 (FR)

Application

EP 21709071 A 20210209

Priority

  • FR 2001292 A 20200210
  • FR 2021050233 W 20210209

Abstract (en)

[origin: WO2021160963A1] The present invention relates to a process for treating a polyamide-based composition which is intended to be recycled. More particularly, the present invention relates to a process for treating a composition, typically a powder based on untransformed polyamides during the manufacture of an object in 3D printing. The invention also relates to the use of the recycled composition.

IPC 8 full level

C08G 69/48 (2006.01); C08J 11/14 (2006.01); C08J 11/26 (2006.01); C08J 11/28 (2006.01)

CPC (source: EP KR US)

C08G 69/48 (2013.01 - EP KR); C08J 11/06 (2013.01 - US); C08J 11/26 (2013.01 - EP KR); C08J 11/28 (2013.01 - EP KR); C08J 2377/00 (2013.01 - EP KR); C08J 2377/06 (2013.01 - US); Y02W 30/62 (2015.05 - EP KR)

Citation (search report)

See references of WO 2021160963A1

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)

FR 3107059 A1 20210813; FR 3107059 B1 20220422; CN 115315461 A 20221108; EP 4103637 A1 20221221; JP 2023513252 A 20230330; KR 20220140590 A 20221018; US 2023093134 A1 20230323; WO 2021160963 A1 20210819

DOCDB simple family (application)

FR 2001292 A 20200210; CN 202180024383 A 20210209; EP 21709071 A 20210209; FR 2021050233 W 20210209; JP 2022548439 A 20210209; KR 20227031321 A 20210209; US 202117798411 A 20210209