Title:
QUICK-HARDENING MATERIAL, METHOD FOR MANUFACTURING SAME, AND QUICK-HARDENING CEMENT COMPOSITION USING SAME
Document Type and Number:
WIPO Patent Application WO/2016/208277
Kind Code:
A1
Abstract:
Provided is a quick-hardening material and a quick-hardening cement composition which have excellent initial strength development and do not impair long term strength development or aesthetic appearance of cement concrete. This cement quick-hardening material is characterized by including calcium aluminate clinker grounds that are ground in the presence of 0.2 to 3.0 parts by mass of a fatty acid compound represented by the formula (RCOO)nX (R is a saturated or unsaturated hydrocarbon, n is 1 or 2, and X is hydrogen, an alkali metal or an alkaline-earth metal) with respect to 100 parts by mass of calcium aluminate clinker, gypsum, a setting retarder, and an alkali metal carbonate.
Inventors:
USHIRO MASATAKA (JP)
HIGUCHI TAKAYUKI (JP)
MORIOKA MINORU (JP)
HIGUCHI TAKAYUKI (JP)
MORIOKA MINORU (JP)
Application Number:
PCT/JP2016/063472
Publication Date:
December 29, 2016
Filing Date:
April 28, 2016
Export Citation:
Assignee:
DENKA COMPANY LTD (JP)
International Classes:
C04B22/08; C04B22/10; C04B22/14; C04B24/06; C04B24/08; C04B28/02
Foreign References:
| JP2002053356A | 2002-02-19 | |||
| JP2008195574A | 2008-08-28 | |||
| JP2005162568A | 2005-06-23 | |||
| JP2012097497A | 2012-05-24 | |||
| JPH07157347A | 1995-06-20 |
Other References:
See also references of EP 3315472A4
Attorney, Agent or Firm:
SENMYO, Kenji et al. (JP)
Spring name Kenji (JP)
Spring name Kenji (JP)
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