Title:
HIGH-STRENGTH MORTAR REPAIR MATERIAL
Document Type and Number:
Japanese Patent JP2023125117
Kind Code:
A
Abstract:
To provide a high-strength mortar repair material having excellent workability in plasterer finishing and hardening property.SOLUTION: Provided is a high-strength mortar repair material including cement, a silica fume, a water-reducing agent, an antifoam agent, an inorganic fine powder, and a fine aggregate, wherein the inorganic fine powder and the fine aggregate include, in total, a grain group having a grain size of 0.15 mm or less of 10.0 mass% or more and less than 40.0 mass% and a grain group having a grain size of 0.075 mm or less of 5.0 mass% or more and 30.0 mass% or less, the inorganic fine powder comprises one or more kinds of fine powders selected from the group consisting of a limestone fine powder, a silica stone powder, and a crushed stone powder, and to a total amount of 100 pts.mass of the cement and the silica fume, the silica fume of 3-30 pts.mass and the water-reducing agent of 0.1-6.0 pts.mass are included, and the fine aggregate of 300-1,200 kg/m3 and the inorganic fine powder of 50-600 kg/m3 are included.SELECTED DRAWING: None
Inventors:
NAKAMURA KEIICHIRO
KIRIYAMA HIROKAZU
SATO YOSHIHIDE
HIRATA TAKAYOSHI
ISHIZEKI YOSHIKAZU
KAWANISHI TAKASHI
KIRIYAMA HIROKAZU
SATO YOSHIHIDE
HIRATA TAKAYOSHI
ISHIZEKI YOSHIKAZU
KAWANISHI TAKASHI
Application Number:
JP2022029070A
Publication Date:
September 07, 2023
Filing Date:
February 28, 2022
Export Citation:
Assignee:
MITSUBISHI UBE CEMENT CORP
OHBAYASHI CORP
OHBAYASHI CORP
International Classes:
C04B28/02; C04B14/06; C04B14/10; C04B14/28; C04B14/38; C04B14/42; C04B14/48; C04B16/06; C04B18/14; C04B20/00; E04G23/02
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yasunori Ishizaka
Yasunori Ishizaka