Title:
GROUT FOR GROUTING, AND METHOD OF GROUTING
Document Type and Number:
Japanese Patent JP2008156481
Kind Code:
A
Abstract:
To provide a grout for grouting, being injected even into the ground of sandy layers or silt layers and forming improved objects excellent in durability, water cut-off property and solidifying property, and to provide a method of grouting.
The grout for grouting comprises sol of a silica particle having 350-750 m2/g specific surface area, 50-100% S value, 5-40 cP viscosity and 10-80 molar ratio of silica and an alkali metal as SiO2/M2O (wherein, M is an alkali metal). The method of grouting comprises injecting into the ground the grout for grouting. The grout for grouting is preferably added with a water-soluble polymer such as polyacrylic acid.
Inventors:
MAEJIMA KUNIAKI
TAKEKOSHI SHIGEHARU
MIYABE SHINSUKE
TAKEKOSHI SHIGEHARU
MIYABE SHINSUKE
Application Number:
JP2006347186A
Publication Date:
July 10, 2008
Filing Date:
December 25, 2006
Export Citation:
Assignee:
NIPPON CHEMICAL IND
KYOKADO ENG CO
KYOKADO ENG CO
International Classes:
C09K17/02; C09K17/12; C09K17/18; C09K17/20; C09K17/22; C09K17/32; C09K17/42; C09K17/46; E02D3/12; C09K103/00
Domestic Patent References:
| JP2005262008A | 2005-09-29 | |||
| JP2005505680A | 2005-02-24 | |||
| JPS6279286A | 1987-04-11 | |||
| JP2005536429A | 2005-12-02 | |||
| JP2004196922A | 2004-07-15 | |||
| JP2000143315A | 2000-05-23 |
Attorney, Agent or Firm:
Michiharu Soga
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Kazuhiro Oyaku
Hidetoshi Furukawa
Suzuki Kenchi
Kajinami order
Kazuhiro Oyaku