A new class of organosilane-modified polycarboxylate superplasticizers with low sulfate sensitivity

Cement and Concrete Research

Volumn 42, Issue 1, 2012, Pages 166-172

  Fan, Wei ^a,b   Stoffelbach, François ^a   Rieger, Jutta ^a   Regnaud, Laure ^b   Vichot, Angélique ^b   Bresson, Bruno ^a   Lequeux, Nicolas ^c  

^a SORBONNE UNIVERSITÉ   (France)

^b CTG Italcementi Group   (France)

^c Centre National de la Recherche Scientifique   (France)

Author keywords

Adsorption (C); Dispersion (A); Polymers (D); Sulfate (D); Workability (A)

Indexed keywords

CALCIUM SILICATE HYDRATE; CARBOXYL GROUPS; CEMENT GRAINS; CEMENT PASTE; COMPETITIVE ADSORPTION; CONCRETE EQUIVALENT MORTARS; DISPERSING PROPERTY; HIGH ADSORPTION CAPACITY; IONIC INTERACTION; PARTIAL SUBSTITUTION; POLYCARBOXYLATES; SULFATE (D); SULFATE ION; SUPERPLASTICIZERS; WORKABILITY (A);

ADSORPTION; CEMENTS; DISPERSIONS; FUNCTIONAL GROUPS; HYDRATES; IONS; POLYMERS; SILICATE MINERALS;

CALCIUM SILICATE;

EID: 80855132547     PISSN: 00088846     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cemconres.2011.09.006     Document Type: Article

References (27)

1. P.-C. Aïtcin, C. Jolicoeur, and J.G. MacGregor Superplasticizers: how they work and why they occasionally don't Concr. Int. 16 1994 45 52
2. K. Yoshioka, E. Sakai, M. Daimon, and A. Kitahara Role of steric hindrance in the performance of superplasticizers for concrete J. Am. Ceram. Soc. 80 1997 2667 2671 (Pubitemid 127598837)
3. C. Jolicoeur, and M.A. Simard Chemical admixture-cement interactions: phenomenology and physico-chemical concepts Cem. Concr. Compos. 20 1998 87 101 (Pubitemid 128401501)
4. S. Hanehara, and K. Yamada Interaction between cement and chemical admixture from the points of cement hydration, admixture adsorption and paste rheology Cem. Concr. Res. 29 1999 1159 1165
5. E. Sakai, K. Yamada, and A. Ohta Molecular structure and dispersion-adsorption mechanisms of comb-type superplasticizers used in Japan J. Adv. Concr. Technol. 1 2003 16 25
6. D. Bonen, and S.L. Sakar The superplasticizer adsorption capacity of cement paste, pore solution composition, and parameters affecting flow loss Cem. Concr. Res. 25 1995 1423 1434
7. E. Tazawa, B. Mtasiwa, and M. Takahashi Effect of types of superplasticizers and mixing methods on the properties of cementitious systems V.M. Malhotra, Superplasticizers and Other Chemical Admixtures in Concrete, Proceedings Fifth CANMET/ACI International Conference Rome 1997 637 656
8. R.J. Flatt, and Y.F. Houst A simplified view on chemical effects perturbing the action of superplasticizers Cem. Concr. Res. 31 2001 1169 1176 (Pubitemid 32771096)
9. R.J. Flatt Towards a prediction of superplasticized concrete rheology Mater. Struct. 37 2004 289 300
10. K. Yamada, and S. Hanehara Interaction mechanism of cement and superplasticizers - the roles of polymer adsorption and ionic conditions of aqueous phase Concr. Sci. Eng. 3 2001 135 145
11. R.J. Flatt, Y.F. Houst, P. Bowen, H. Hofmann, J. Widmer, U. Sulser, U. Maeder, and T.A. Btirge Interaction of superplasticizers with model powders in a highly alkaline medium V.M. Malhotra, Superplasticizers and Other Chemical Admixtures in Concrete, Proceedings Fifth CANMET/ACI International Conference Rome 1997 743 762
12. K. Yamada, S. Ogawa, and S. Hanehara Controlling the adsorption and dispersing force of polycarboxylate-type superplasticizer by sulfate ion concentration in aqueous phase Cem. Concr. Res. 31 2001 375 383 (Pubitemid 32385068)
13. J. Zimmermann, C. Hampel, C. Kurz, L. Frunz, and R.J. Flatt Effect of Polymer Structure on the Sulfate-Polycarboxylate Competition T.C. Holland, P. Gupta, V.M. Malhotra, Ninth ACI International Conference on Superplasticizers and Other Chemical Admixtures in Concrete, Seville 2009 165 175
14. R.J. Flatt, J. Zimmermann, C. Hampel, C. Kurz, L. Frunz, C. Plassard, and E. Lesniewska The role of adsorption energy in the sulfate-polycarboxylate competition T.C. Holland, P. Gupta, V.M. Malhotra, Ninth ACI International Conference on Superplasticizers and Other Chemical Admixtures in Concrete, Seville 2009 153 164
15. K. Yamada A Summary of important characteristics of cement and superplasticizers T.C. Holland, P. Gupta, V.M. Malhotra, Ninth ACI International Conference on Superplasticizers and Other Chemical Admixtures in Concrete, Seville 2009 153 164
16. J. Minet, S. Abramson, B. Bresson, C. Sanchez, V. Montouillout, and N. Lequeux New layered calcium organosilicate hybrids with covalently linked organic functionalities Chem. Mater. 16 2004 3955 3962
17. J. Minet, S. Abramson, B. Bresson, A. Franceschini, H. Van Damme, and N. Lequeux Organic calcium silicate hydrate hybrids: a new approach to cement based nanocomposites J. Mater. Chem. 16 2006 1379 1383
18. A. Franceschini, S. Abramson, V. Mancini, B. Bresson, C. Chassenieux, and N. Lequeux New covalent bonded polymer-calcium silicate hydrate composites J. Mater. Chem. 17 2007 913 922
19. A. Touati, S. Ghlardi, D. Rinaldi, S. Georges, F.R. Patent, 2876108, 2006.
20. A.R. Cooper Molecular weight determination Characterization and Analysis of Polymers 2008 Wiley Hoboken
21. C. Jackson, and H.G. Bart Size exclusion chromatography with multiple detectors: inherent problems in data analysis Trends Polym. Sci. 2 1994 203 207
22. G. Couarraze, and J.L. Grossiord Initiation à la rhéologie third ed. 2000 Tech. & Doc Lavoisier, Paris
23. A. Schwartzentruber, and C. Catherine Method of the concrete equivalent mortar (CEM) - a new tool to design concrete containing admixture Mater. Struct. 33 2000 475 482
24. 29Si NMR study of the sol-gel polymerisation rates of substituted ethoxysilanes J. Non-Cryst. Solids 195 1996 1 15 (Pubitemid 126347248)
25. C.J. Brinker, and G.W. Scherer Sol-gel science: the physics and chemistry of sol-gel processing 1989 Academic Press San Diego, USA
26. A. Zingg, F. Winnefeld, L. Holzer, J. Pakusch, S. Becker, and L. Gau Adsorption of polyelectrolytes and its influence on the rheology, zeta potential, and microstructure of various cement and hydrate phases J. Colloid Interface Sci. 323 2008 301 312
27. H.F.W. Taylor Cement Chemistry second ed. 1997 Thomas Telford London