Global Patent Index - EP 4263458 A1

EP 4263458 A1 20231025 - USE OF GLASS-RESIN COMPOSITE FIBRES FOR THE REINFORCEMENT OF CONCRETE

Title (en)

USE OF GLASS-RESIN COMPOSITE FIBRES FOR THE REINFORCEMENT OF CONCRETE

Title (de)

VERWENDUNG VON GLAS-HARZ-VERBUNDFASERN ZUR BETONBEWEHRUNG

Title (fr)

UTILISATION DE FIBRES COMPOSITE VERRE-RESINE POUR LE RENFORCEMENT DU BETON

Publication

EP 4263458 A1 20231025 (FR)

Application

EP 21851663 A 20211210

Priority

  • FR 2013357 A 20201216
  • FR 2021052275 W 20211210

Abstract (en)

[origin: CA3194075A1] The invention relates to a monofilament made of a glass-resin composite comprising glass filaments embedded in a crosslinked resin, the monofilament having a length within a range from 5 to 85 mm, a diameter ranging from 0.2 to 1.3 mm, and a porosity rate of less than 2%, a small box comprising a plurality of said monofilaments, as well as the uses thereof for reinforcing concrete, reducing the weight of the concrete, and reducing or preventing cracking of the concrete. The invention also relates to the concrete comprising said monofilaments and to the method for obtaining said monofilaments.

IPC 8 full level

C03C 25/1025 (2018.01); B29B 7/90 (2006.01); B29B 9/14 (2006.01); B29B 15/12 (2006.01); B29C 70/00 (2006.01); B29C 70/16 (2006.01); B29C 70/52 (2006.01); C03C 25/28 (2018.01); C03C 25/323 (2018.01); C04B 20/00 (2006.01); C04B 20/10 (2006.01); C04B 28/02 (2006.01); C08J 5/24 (2006.01); C04B 111/34 (2006.01)

CPC (source: EP)

B29B 15/122 (2013.01); B29C 70/521 (2013.01); C03C 25/1025 (2013.01); C03C 25/103 (2013.01); C03C 25/28 (2013.01); C03C 25/323 (2013.01); C04B 20/0068 (2013.01); C04B 20/1033 (2013.01); C04B 20/1037 (2013.01); C04B 28/02 (2013.01); B29B 7/90 (2013.01); C04B 2111/34 (2013.01)

C-Set (source: EP)

  1. C04B 28/02 + C04B 20/0068
  2. C04B 20/0068 + C04B 14/42
  3. C04B 20/1033 + C04B 14/42
  4. C04B 20/1037 + C04B 14/42

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 3117481 A1 20220617; AU 2021403916 A1 20230622; AU 2021403916 A9 20240418; CA 3194075 A1 20220623; CN 116600962 A 20230815; EP 4263458 A1 20231025; JP 2024500619 A 20240110; WO 2022129746 A1 20220623

DOCDB simple family (application)

FR 2013357 A 20201216; AU 2021403916 A 20211210; CA 3194075 A 20211210; CN 202180084567 A 20211210; EP 21851663 A 20211210; FR 2021052275 W 20211210; JP 2023528700 A 20211210