Working mechanism of a shrinkage-reducing superplasticizer of new generation

American Concrete Institute, ACI Special Publication

Volumn SP-222, Issue , 2004, Pages 171-184

  Yamada, K ^a   Nakanishi, H ^a   Tamaki, S ^b   Vaguchi, M ^c   Kinoshita, M ^b   Okazawa, S ^c  

^a TAIHEIYO CEMENT CORPORATION   (Japan)

^b TAKEMOTO OIL and FAT CO   (Japan)

^c NMB Co Ltd   (Japan)

Author keywords

Freezing and thawing; Polycarboxylate; Shrinkage reducing admixture; Superplasticizers

Indexed keywords

CEMENTS; HYDRATION; MOLECULAR STRUCTURE; REDUCING AGENTS; SURFACE TENSION;

DRYING SHRINKAGES; FREEZING AND THAWING; HARDENED CEMENT PASTE; INTERPARTICLE POTENTIAL; POLYCARBOXYLATE SUPERPLASTICIZER; SHRINKAGE REDUCING AGENTS; WATER-CEMENT RATIO; WORKING MECHANISMS;

SHRINKAGE;

EID: 37849000065     PISSN: 01932527     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. R Tomita, "A Study on Mechanism of Reducing Drying Shrinkage by Using Organic Shrinkage Reducing Agent": Proceeding of the Japan Society of Civil Engineers (JSCE), No.433, pp 197-205,August, 1991 (in Japanese).
2. N. S. Berke, M. P. Dallaire. M. C. Hicks, A Kerkar, "New Developments Shrinkage-Reducing Admixtures": V. M. Malhotra(ed) 4th CANM.Ef/ACI Superplasticizers and other chemical admixtures in concrete, SP-173, ACT, pp.971-998, 1997.
3. M. Shoya, S. Sugita, T. Sugawara, "Improvement ofDrying Shrinkage and Shrinkage Cracking of Concrete by Special Surtactants'': Proceedings of the International Rll..EM Symposium, pp484-495, 1990.
4. R. Tomita, K. Takeda, 1: Kidokoro, ''The characteristic of the drying shrinkage of concrete using shrinkage reducing agent": Cement science and concrete technology, Vol.37, pp.386-389, 1983 (inJapanese).
5. T. Sugiyama, A. Ohta, and Y. Tanaka, "Shrinkage Reduction Type of Advanced Superplasticizer": V. M. Malhotra(ed) 4th CANMET/ACI/JCI International symposium on advances in concrete technology, SP-179, ACI, pp.l89-200, 1998.
6. H. Nakanishi, S. Tamaki, M. Yaguchi, K. Yamada, M. Kinoshita, M. Ishimori, S. Okazawa. ..Performance of Multi-Functional and Multi-Purpose Supetplasticizer of New Generation in Concrete": V. M. Malhotra(ed) 7th CANMET/ACI International Conference on Superplasticizers and Other Chemical Admixtures, SP-217, ACI, pp. 327-342, 2003.
7. H. Uchikawa, S. Hanehara and D. Sa\Yaki, The role of steric repulsive force in the dispersion ofcement particles in fresh paste prepared with organic admixture, Cement and Concrete Research, Vol. 27, No. 1, pp. 37-50, 1997.