Dispersing WC-Co powders in aqueous media with polyethylenimine

International Journal of Refractory Metals and Hard Materials

Volumn 18, Issue 6, 2000, Pages 281-286

  Laarz, Eric ^a   Bergström, Lennart ^a  

^a INSTITUTE FOR SURFACE CHEMISTRY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

AGING OF MATERIALS; COMPOSITION EFFECTS; MOLECULAR WEIGHT; ORGANIC POLYMERS; ORGANIC SOLVENTS; PH EFFECTS; POWDER METALLURGY; SOLUBILITY; SUSPENSIONS (FLUIDS);

POLYETHYLENEIMINE;

TUNGSTEN CARBIDE;

EID: 0034429946     PISSN: 02634368     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0263-4368(00)00031-7     Document Type: Article

References (15)

1. Lange FF. Powder processing science and technology for increased reliability. J Am Ceram Soc 1989;72:3-15.
2. Shanefield DJ. Organic additives and ceramic processing. 2nd ed. Boston: Kluwer Academic Publishers; 1996.
3. Pugh RJ. Dispersion and stability of ceramic powders in liquids. In: Pugh RJ, Bergström L, editors. Surface and Colloid Chemistry in Advanced Ceramics processing. New York: Marcel Dekker; 1994. p. 127-192.
4. Whitney ED. Ceramic cutting tools: materials, development, and performance. NJ: Noyes Publications; 1994.
5. German RM. Powder metallurgy science. Princeton: Metal Powder Industries Federation; 1994.
6. Ziemniak SE, Goyette MA, Combs KES. Cobalt (II) oxide solubility and phase stability in alkaline media at elevated temperatures. J Sol Chem 1999;28:809-36.
7. Andersson KM, Bergström L. Oxidation and dissolution Of tungsten carbide powder in water. Int J Refr Metals and Hard Mater 2000;18(2-3):35-43.
8. Horn D. Polyethylenimine - physicochemical properties and applications. In: Goethals EJ, editor. Polymeric amines and ammonium salts. Oxford: Pergamon Press; 1979. p. 333-355.
9. Dick CR, Ham GE. Characterization of polyethylenimine. J Macromol Sci-Chem 1970;A4:1301-14.
10. Bergström L. Rheology of concentrated suspensions. In: Pugh RJ, Bergström L, editors. Surface and colloid chemistry in advanced ceramics processing. New York: Marcel Dekker; 1994. p. 193-244.
11. 3 suspensions with poly (methacrylic acid) polyelectrolyte. J Am Ceram Soc 1988;71:250-5.
12. Leong YK, Scales PJ, Healy TW, Boger DV. Interparticle forces arising from adsorbed polyelectrolytes in colloidal suspensions. Colloids Surf A 1995;95:43-52.
13. 3-SiC whisker composite suspensions. J Mater Sci 1996;31:5257-70.
14. Bergström L. Rheological properties of concentrated, non-aqueous silicon nitride suspensions. J Am Ceram Soc 1996;79:3033-40.
15. Bergström L, Blomberg E. Probing polymeric stabilization in non-aqueous media by direct measurements. J Am Ceram Soc 2000;83:217-9.