Global Patent Index - EP 3873871 A1

EP 3873871 A1 20210908 - FIBER FOR CONCRETE REINFORCEMENT

Title (en)

FIBER FOR CONCRETE REINFORCEMENT

Title (de)

FASER ZUR BETONVERSTÄRKUNG

Title (fr)

FIBRE POUR ARMATURE DE BÉTON

Publication

EP 3873871 A1 20210908 (EN)

Application

EP 19758782 A 20190829

Priority

  • EP 18203641 A 20181031
  • EP 2019073122 W 20190829

Abstract (en)

[origin: WO2020088822A1] A fiber for concrete reinforcement is provided comprising 85 wt.% to 98 wt.% of a polypropylene, 2 wt.% to 10 wt.% of a cyclic olefin copolymer, and up to 5 wt.% of a compatibilizer, wherein the fiber has a tensile strength of at least 600 MPa and a modulus of at least 6 GPa.

IPC 8 full level

C04B 28/02 (2006.01); C04B 20/00 (2006.01); C04B 40/00 (2006.01)

CPC (source: EP)

C04B 20/0068 (2013.01); C04B 28/02 (2013.01); C04B 40/0046 (2013.01); D01F 1/10 (2013.01); D01F 6/06 (2013.01); D01F 6/46 (2013.01)

Citation (search report)

See references of WO 2020088822A1

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 2020088822 A1 20200507; EP 3873871 A1 20210908

DOCDB simple family (application)

EP 2019073122 W 20190829; EP 19758782 A 20190829