Global Patent Index - EP 3997157 A1

EP 3997157 A1 20220518 - METHOD FOR PRODUCING STABILIZED LIGNIN HAVING A HIGH SPECIFIC SURFACE

Title (en)

METHOD FOR PRODUCING STABILIZED LIGNIN HAVING A HIGH SPECIFIC SURFACE

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES STABILISIERTEN LIGNINS MIT HOHER SPEZIFISCHER OBERFLÄCHE

Title (fr)

PROCÉDÉ DE FABRICATION D'UNE LIGNINE STABILISÉE À HAUTE SURFACE SPÉCIFIQUE

Publication

EP 3997157 A1 20220518 (DE)

Application

EP 20746890 A 20200710

Priority

  • DE 102019210199 A 20190710
  • EP 2020069628 W 20200710

Abstract (en)

[origin: WO2021005230A1] The invention relates to a method for producing stabilized lignin from lignin-containing raw materials, comprising two process steps. The invention also relates to the stabilized lignin produced in this way.

IPC 8 full level

C08H 7/00 (2011.01)

CPC (source: CN EP KR US)

C07G 1/00 (2013.01 - US); C08H 6/00 (2013.01 - CN EP KR); C08K 5/07 (2013.01 - KR)

Citation (search report)

See references of WO 2021005230A1

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 2021005230 A1 20210114; BR 112022000235 A2 20220222; CA 3145637 A1 20210114; CN 114080413 A 20220222; CN 114080413 B 20240712; EP 3997157 A1 20220518; JP 2022539854 A 20220913; KR 20220034139 A 20220317; US 2022332744 A1 20221020

DOCDB simple family (application)

EP 2020069628 W 20200710; BR 112022000235 A 20200710; CA 3145637 A 20200710; CN 202080049919 A 20200710; EP 20746890 A 20200710; JP 2022500828 A 20200710; KR 20227003324 A 20200710; US 202017625870 A 20200710