Effect of the comonomer content on the permeation behavior in polyolefin films synthesized with metallocene catalysts

Journal of Membrane Science

Volumn 212, Issue 1-2, 2003, Pages 167-176

  Laguna, M F ^a   Cerrada, M L ^b   Benavente, R ^b   Perez E ^b  

^a CSIC   (Spain)

^b NONE

Author keywords

Crystallinity; Diffusion; Permeability; Polyolefins

Indexed keywords

CATALYSTS; COPOLYMERS; DIFFUSION; POLYOLEFINS; SORPTION; SYNTHESIS (CHEMICAL);

COMONOMERS;

MONOMERS;

COPOLYMER; CRYSTALLIN; ETHYLENE 1 HEXENE COPOLYMER; METALLOCENIC POLYOLEFIN; MONOMER; POLYOLEFIN; UNCLASSIFIED DRUG;

CATALYSIS; MEMBRANE; POLYMER;

ARTICLE; CRYSTALLIZATION; DIFFUSION COEFFICIENT; FILM; FRACTIONATION; GAS PERMEABILITY; OXYGEN TRANSPORT; PERMEABILITY; PRIORITY JOURNAL; SYNTHESIS; TEMPERATURE;

EID: 0037441143     PISSN: 03767388     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0376-7388(02)00495-7     Document Type: Article

References (30)

1. V.K. Gupta, Metallocene-based polyolefins: product characteristics, in: N.P. Cheremisinoff (Ed.), Handbook of Engineering Polymeric Materials, Marcel Dekker, New York, 1997, Chapter 12, pp. 155-165.
2. Mathot V.B.F., Scherrenberg R.L., Pijpers T.F.J. Metastability and order in linear, branched and copolymerized polyethylenes. Polymer. 39:1998;4541.
3. Simanke A.G., Galland G.B., Freitas L., Alziro J., Da Jornada H., Quijada R., Mauler R.S. Influence of the comonomer content on the thermal and dynamic mechanical properties of metallocene ethylene/1-octene copolymers. Polymer. 40:1999;5489.
4. Riande E., Compañ V. Permeability and gas diffusion through membranes. Curr. Trends Polym. Sci. 2:1997;169.
5. Vittoria V. Influence of the crystallinity on the transport properties of polyethylene. J. Mater. Sci. 30:1995;3954.
6. Hedenquist M., Gedde V.W. Diffusion of small-molecule penetrants in semicrystalline polymers. Prog. Polym. Sci. 21:1996;299.
7. 2/methyl aluminoxane as catalyst system. Macromol. Chem. Phys. 197:1996;3091.
8. Pérez E., Benavente R., Quijada R., Narváez A., Barrera Galland G. Structure characterization of copolymers of ethylene and 1-octadecene. J. Polym. Sci.: Part B Polym. Phys. 38:2000;1440.
9. Chiang R., Flory P.J. Equilibrium between crystalline and amorphous phases in polyethylene. J. Am. Chem. Soc. 83:1961;2857.
10. Flory P.J., Vrij A. Melting points of linear-chain homologs. The normal paraffin hydrocarbons. J. Am. Chem. Soc. 85:1963;3548.
11. Laguna M.F., Guzmán J., Riande E., Saiz E. Experimental and simulation studies on the transport of argon through poly(pentaerythritoltribenzoate acrylate). Macromolecules. 31:1998;7488.
12. H. Tadokoro, Structure of Crystalline Polymers, Wiley, New York, 1979.
13. B. Wunderlich, Macromolecular Physics, vol. 1, Academic Press, New York, 1973.
14. 13C -NMR: temperature studies and the nature of the amorphous halo J. Polym. Sci.: Part B: Polym. Phys. 31:1993;175.
15. Bensason S., Minick J., Moet A., Chum S., Hiltner A., Baer E. Classification of homogeneous ethylene-octene copolymers based on comonomer content. J. Polym. Sci.: Polym. Phys. 34:1996;1301.
16. Minick J., Moet A., Hiltner A., Baer E., Chum S. Crystallization of very low density copolymers of ethylene with a-olefins. J. Appl. Polym. Sci. 58:1995;1371.
17. Alizadeh A., Richardson L., Xu J., McCartney S., Marand H., Cheung Y.W., Chum S. Influence of structural and topological constraints on the crystallization and melting behavior of polymers. 1. Ethylene/1-octene copolymers. Macromolecules. 32:1999;6221.
18. Alamo R., Domszy R., Mandelkern L. Thermodynamic and structural properties of copolymers of ethylene. J. Chem. Phys. 88:1984;6587.
19. H.S. Carslaw, L. Haeger, Conduction of Heat in Solids, Oxford University Press, Oxford, 1959, p. 213.
20. J. Crank, The Mathematics of Diffusion, Oxford University Press, Oxford, 1975.
21. Barrer R.M. Permeation, diffusion and solution of gases in organic polymers. Trans. Faraday Soc. 35:1939;628.
22. Michaels A.S., Parker R.B. Jr. Sorption and flow of gases in polyethylene. J. Polym. Sci. 41:1959;53.
23. Michaels A.S., Bixler H.J., Fein H.L. Gas transport in thermally conditioned linear polyethylene. J. Appl. Phys. 35:1964;3165.
24. Strobl G.R., Schneider M. Direct evaluation of the electron density correlation function of partially crystalline polymers. J. Polym. Sci.: Polym. Phys. Edition. 18:1980;1343.
25. Stern S.A., Fang S.-M., Frisch H.L. Effect of pressure on gas permeability coefficients. A new application of free volume theory. J. Polym. Sci.: Part A-2. 10:1972;201.
26. 8 in polyethylene. J. Polym. Sci.: Polym. Phys. Edition. 21:1983;467.
27. 2 in polyethylene. J. Polym. Sci.: Polym. Phys. Edition. 24:1986;2149.
28. Fujita H. Diffusion in polymers. Encycl. Polym. Sci. Technol. 5:1966;65-82.
29. Compañ V., Andrio A., López M.L., Alvarez C., Riande E. Effect of time of annealing on gas permeation through coextruded linear low-density polyethylene (LLDPE) films. Macromolecules. 30:1997;3317.
30. Compañ V., Andrio A., López M.L. Effect of annealing on the permeation characteristics of gases of coextruded LLDPE films. Polymer. 37:1996;5831.