CONCRETE STRUCTURE AND METHOD FOR PRODUCING CONCRETE STRUCTURE

Title:

CONCRETE STRUCTURE AND METHOD FOR PRODUCING CONCRETE STRUCTURE

Document Type and Number:

WIPO Patent Application WO/2024/070130

Kind Code:

A1

Abstract:

A concrete structure made of a cured object formed from a concrete composition which comprises a fine aggregate and a paste comprising a curing material, an admixture, and water, wherein the content of the admixture in a binder material comprising the curing material and the admixture is 65 mass% or higher, the water/binder material ratio in the concrete composition is 25.0-40.5 mass%, and the water/curing material ratio in the concrete composition is 110-127 mass%. The cured object has a large number of recesses and protrusions and/or fine pores in a surface layer thereof.

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Inventors:

KAGIMOTO HIROYUKI (JP)
ISHIKAWA MANABU (JP)
NONAKA YOSUKE (JP)

Application Number:

PCT/JP2023/025477

Publication Date:

April 04, 2024

Filing Date:

July 10, 2023

Export Citation:

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Assignee:

ELECTRIC POWER DEV CO (JP)
SEIA CO LTD (JP)

International Classes:

C04B28/02; B28B1/14; B28B7/16; C04B18/08; C04B18/14

Attorney, Agent or Firm:

SHIGA INTERNATIONAL PATENT OFFICE (JP)

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