Mass diffusion-controlled bubbling and optimum schedule of thermal degradation of polymeric binders in molded powders

International Journal of Heat and Mass Transfer

Volumn 42, Issue 17, 1999, Pages 3307-3329

  Oliveira, A A M ^a   Kaviany, M ^a   Hrdina, K E ^a   Halloran, J W ^a  

^a UNIVERSITY OF MICHIGAN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BINDERS; BUBBLE FORMATION; COMPUTER SIMULATION; DEGRADATION; DIFFUSION; HEAT TRANSFER; HEATING; MATHEMATICAL MODELS; ORGANIC POLYMERS; PHASE EQUILIBRIA; PLASTICS MOLDING; THERMODYNAMIC PROPERTIES;

GAS PRESSURE EVOLUTION; HEATING RATE; MASS DIFFUSION CONTROLLED BUBBLING; MOLDED POWDERS; POLYMERIC BINDERS;

PYROLYSIS;

BUBBLING SYSTEM; DEGRADATION; MATHEMATICAL MODELING; POLYMER; POWDER; TEMPERATURE EFFECT;

EID: 0344549159     PISSN: 00179310     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0017-9310(98)90363-5     Document Type: Article

References (19)

1. K. Hrdina Phenomena during thermal removal of binders. PhD thesis, Department of Materials Science and Engineering, The University of Michigan, Ann Arbor, MI, 1997.
2. Evans J.R.G., Edirisinghe M.J., Wright J.K., Crank J. On the removal of organic vehicle from moulded ceramic bodies. Theoretical models for binder burnout. Proc. R Soc. London A. 432:1991;321-340.
3. Calvert P., Cima M. J. Am. Ceram. Soc. 73:1990;575-579.
4. Matar S.A., Edirisinghe M.J., Evans J.R.G., Twizell E.H. The influence of monomer and polymer properties on the removal of organic vehicle from ceramic and metal moldings. J. Mater. Res. 10:1995;2060-2072.
5. Shaw H.M., Edirisinghe M.J. Shrinkage and particle packing during removal of organic vehicle from ceramic injection mouldings. J. Eur. Ceram. Soc. 45:1995;109-116.
6. Barone M.R., Ulicny J.C. Liquid-phase transport during removal of organic binders in injection-molded ceramics. J. Am. Ceram. Soc. 73:1990;3323-3333.
7. Stangle G., Aksay I.A. Simultaneous momentum, heat, and mass transfer with chemical reaction in a disordered porous medium: application to binder removal from a ceramic green body. Chem. Engng Sci. 45:1990;1719-1731.
8. Pinwill I.E., Edirisinghe M.J., Bevis M.J. Development of temperature-heating rate diagrams for the pyrolitic removal of binder used for powder injection moulding. J. Mater. Science. 27:1992;4381-4388.
9. Barton F.M. CRC Handbook of Solubility Parameters and Other Cohesion Parameters. 2nd ed. 1991;245-278 CRC Press, Boca Raton, FL. (Chapter 13).
10. Grulke E.A. Solubility parameter values. Brandrup J., Immergut E.H. Polymer Handbook. 3rd ed. 1989;519-559 Wiley, New York. (Chapter VII).
11. Gundert F., Wolf B.A. Polymer-solvent interaction parameters. Brandrup J., Immergut E.H. Polymer Handbook. 3rd ed. 1989;173-185 Wiley, New York. (Chapter VII).
12. Hrdina K., Halloran J., Oliveira A.A.M., Kaviany M. Chemistry of removal of ethylene vinyl acetate binders. Journal of Materials Science. 33:1998;2795-2803.
13. Kaviany M. Principles of Heat Transfer in Porous Media. 2nd ed. 1995;Springer-Verlag, New York.
14. Van Krevelen D.W. Properties of Polymers: Their Correlation with Chemical Structure; Their Numerical Estimation and Prediction from Additive Group Contributions. 1990;Elsevier, New York.
15. Marcilla A., Beltran M. Kinetic study of the thermal decomposition of polystyrene and polyethylene-vinyl acetate graft copolymers by thermogravimetric analysis. Polymer Degradation and Stability. 50:1995;117-124.
16. Ray I., Roy S., Chaki T.K., Khastgir D. Studies on thermal degradation behavior of EVA/LDPE blend. Journal of Elastometers and Plastics. 26:1994;168-182.
17. Lechner M.D., Steinmeier D.G. Sedimentation coefficients, diffusion coefficients, partial specific volumes, frictional rates, and second virial coefficients of polymer and solutions. Brandrup J., Immergut E.H. Polymer Handbook. 3rd ed. 1989;61-75 Wiley, New York. (Chapter VII).
18. Aguiló A., Hobbs C.C., Zey A.G. Acetic acid. Gerhartz W. Ullmann's Encyclopedia of Industrial Chemistry. 5th ed. 1985;VCH, Weinheim, Federal Republic of Germany.
19. A.A.M. Oliveira Effect of particle- and specimen-level transport on product state in compacted-powder combustion synthesis and thermal debinding of polymers from molded powders. PhD thesis, Department of Mechanical Engineering and Applied Mechanics, The University of Michigan, Ann Arbor, MI, 1998.