Global Patent Index - EP 4139384 A1

EP 4139384 A1 20230301 - ADDITIVE COMPOSITION AND USE THEREOF, CONDENSATION POLYMER COMPOSITION, MOLDING COMPOUND AND MOLDING COMPOUNDS PRODUCED THEREFROM, AND MOLDED PARTS AND USE THEREOF

Title (en)

ADDITIVE COMPOSITION AND USE THEREOF, CONDENSATION POLYMER COMPOSITION, MOLDING COMPOUND AND MOLDING COMPOUNDS PRODUCED THEREFROM, AND MOLDED PARTS AND USE THEREOF

Title (de)

ADDITIVZUSAMMENSETZUNG SOWIE DEREN VERWENDUNG, KONDENSATIONSPOLYMERZUSAMMENSETZUNG, FORMMASSE UND HIERAUS HERGESTELLTE FORMMASSEN UND FORMTEILE UND DEREN VERWENDUNG

Title (fr)

COMPOSITION D'ADDITIF ET SON UTILISATION, COMPOSITION DE POLYMÈRE DE CONDENSATION, COMPOSÉ DE MOULAGE ET COMPOSÉS DE MOULAGE PRODUITS À PARTIR DE CELLE-CI ET PIÈCES MOULÉES ET UTILISATION CORRESPONDANTES

Publication

EP 4139384 A1 20230301 (DE)

Application

EP 21715221 A 20210324

Priority

  • DE 102020205100 A 20200422
  • EP 2021057632 W 20210324

Abstract (en)

[origin: WO2021213771A1] The invention relates to an additive composition with inorganic sulfites, organic derivatives of sulfurous acid and/or thiosulfates, and organic phosphorus compounds, said composition being capable of accelerating the hydrolytic decomposition of a thermoplastic condensation polymer upon working said additive composition into the condensation polymer. The invention additionally relates to a condensation polymer composition which is additivized with an additive composition according to the invention. The invention additionally relates to a method for the hydrolytic decomposition of a thermoplastic condensation polymer and to uses of the additive composition according to the invention and the thermoplastic condensation polymer composition.

IPC 8 full level

C08K 3/30 (2006.01); C08K 5/41 (2006.01); C08K 5/42 (2006.01); C08K 5/49 (2006.01); C08K 5/521 (2006.01); C08K 5/523 (2006.01); C08K 5/524 (2006.01); C08K 5/526 (2006.01)

CPC (source: EP KR US)

C08K 3/30 (2013.01 - EP KR); C08K 5/41 (2013.01 - EP KR US); C08K 5/42 (2013.01 - EP KR); C08K 5/49 (2013.01 - EP); C08K 5/521 (2013.01 - EP KR); C08K 5/523 (2013.01 - EP); C08K 5/524 (2013.01 - EP); C08K 5/526 (2013.01 - EP); C08K 5/5313 (2013.01 - US); C08K 5/5333 (2013.01 - US); C08K 5/5357 (2013.01 - KR); C08K 13/02 (2013.01 - KR)

Citation (search report)

See references of WO 2021213771A1

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)

DE 102020205100 A1 20211028; CN 115768825 A 20230307; EP 4139384 A1 20230301; JP 2023522437 A 20230530; KR 20230015918 A 20230131; US 2023174746 A1 20230608; WO 2021213771 A1 20211028

DOCDB simple family (application)

DE 102020205100 A 20200422; CN 202180042644 A 20210324; EP 2021057632 W 20210324; EP 21715221 A 20210324; JP 2022564389 A 20210324; KR 20227040967 A 20210324; US 202117996747 A 20210324