Global Patent Index - EP 4093712 A1

EP 4093712 A1 20221130 - PREPARATION COMPRISING A HYDRAULIC BINDING AGENT AND A CELLULOSE ETHER

Title (en)

PREPARATION COMPRISING A HYDRAULIC BINDING AGENT AND A CELLULOSE ETHER

Title (de)

ZUBEREITUNG, UMFASSEND EIN HYDRAULISCHES BINDEMITTEL UND EINEN CELLULOSEETHER

Title (fr)

PRÉPARATION COMPRENANT UN LIANT HYDRAULIQUE ET UN ÉTHER DE CELLULOSE

Publication

EP 4093712 A1 20221130 (DE)

Application

EP 21701464 A 20210120

Priority

  • EP 20152829 A 20200121
  • EP 2021051141 W 20210120

Abstract (en)

[origin: WO2021148440A1] The invention relates to a preparation comprising at least one hydraulic binder and at least one cellulose ether selected from methylhydroxyethylhydroxypropylcellulose (MHEHPC) and to the use thereof, in particular in building material systems.

IPC 8 full level

C04B 28/04 (2006.01); C04B 28/12 (2006.01)

CPC (source: EP US)

C04B 14/06 (2013.01 - US); C04B 14/28 (2013.01 - US); C04B 24/383 (2013.01 - US); C04B 28/02 (2013.01 - US); C04B 28/04 (2013.01 - EP); C04B 28/12 (2013.01 - EP); C04B 2111/00637 (2013.01 - EP US); C04B 2111/00646 (2013.01 - EP); C04B 2111/00672 (2013.01 - EP)

Citation (search report)

See references of WO 2021148440A1

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)

EP 3854762 A1 20210728; EP 4093712 A1 20221130; JP 2023511351 A 20230317; US 2023081285 A1 20230316; WO 2021148440 A1 20210729

DOCDB simple family (application)

EP 20152829 A 20200121; EP 2021051141 W 20210120; EP 21701464 A 20210120; JP 2022544084 A 20210120; US 202117794490 A 20210120