scholarly journals The Effects of Inorganic Additives on the Nucleation and Growth Kinetics of Calcium Sulfate Dihydrate Crystals

2017 ◽  
Vol 17 (2) ◽  
pp. 582-589 ◽  
Author(s):  
Taher Rabizadeh ◽  
Tomasz M. Stawski ◽  
David J. Morgan ◽  
Caroline L. Peacock ◽  
Liane G. Benning
2013 ◽  
Vol 378 ◽  
pp. 115-120 ◽  
Author(s):  
I. Dyamant ◽  
A.S. Abyzov ◽  
V.M. Fokin ◽  
E.D. Zanotto ◽  
J. Lumeau ◽  
...  

1987 ◽  
Vol 115 (2) ◽  
pp. 372-377 ◽  
Author(s):  
L Durai ◽  
R Dhanasekaran ◽  
P Ramasamy

1994 ◽  
Vol 144 (3-4) ◽  
pp. 281-290 ◽  
Author(s):  
Amarjit J. Mahajan ◽  
Donald J. Kirwan

1988 ◽  
Vol 64 (4) ◽  
pp. 1995-1998 ◽  
Author(s):  
D. Shi ◽  
K. Zhang ◽  
D. W. Capone II

2019 ◽  
Vol 378 ◽  
pp. 122130 ◽  
Author(s):  
Lin Wei ◽  
Tianqiu Hong ◽  
Kangping Cui ◽  
Tianhu Chen ◽  
Yuefei Zhou ◽  
...  

CORROSION ◽  
1979 ◽  
Vol 35 (7) ◽  
pp. 304-308 ◽  
Author(s):  
GEORGE H. NANCOLLAS ◽  
WESLEY WHITE ◽  
FELIX TSAI ◽  
LARRY MAS LOW

Abstract A seeded growth method has been used to study the kinetics of crystallization of calcium sulfate dihydrate at various temperatures and at ionic strengths up to 0.6M. Under all conditions, the rate of reaction is proportional to the square of the relative supersaturation and is controlled by a surface process. The same kinetics are applicable for the growth of calcium sulfate hemihydrate at temperatures above 110 C. The organic phosphonates effectively retard scale formation, and diethylenetriaminepenta (methylenephosphonic acid), when present at a concentration as low as 10−7M, completely inhibits the growth of calicum sulfate hemihydrate at 120 C. By assuming that the inhibitor molecules are adsorbed on growth sites on the surface of the crystals, the inhibition can be interpreted in terms of a simple Langmuir adsorption isotherm.


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