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J Polym Sci 58:545–552
Renouf-Glauser AC, Rose J, Farrar DF, Cameron RE (2005) The effect of crystallinity on the
deformation mechanism and bulk mechanical properties of PLLA. Biomaterials 26:5771–5782
Runt J, Kanchanasopa M (2008) Characterization and analysis of polymers. Wiley, Hoboken
Sawada H, Takahashi Y, Miyata S, Kanehashi S, Sato S, Nagai K (2010) Gas transport properties
and crystalline structures of poly(lactic acid) membranes. Trans Mater Res Soc Jpn 35:241–246
Somlai LS, Liu RYF, Landoll LM, Hiltner A, Baer E (2005) Effect of orientation on the free volume
and oxygen transport of a polypropylene copolymer. J Polym Sci B Polym Phys 43:1230–1243
Srinivas S, Brant P, Huang Y, Paul DR (2003) Structure and properties of oriented polyethylene
films. Polym Eng Sci 43:831–849
Suzuki T, Tanaka T, Nakajima M, Yoshimizu H, Tsujita Y (2002) Characterization of the cavity in
poly(4-methyl-1-pentene) crystal by gas permeation and 129Xe NMR measurements. Polym J
34:891–896
Tsujita Y, Ojika R, Takizawa A, Kinoshita T (1990) Thermal and transport properties of copoly
(γ-stearyl L-glutamate-γ-methyl L-glutamate). J Polym Sci, Part A: Polym Chem 28:1341–1351
Tsujita Y, Yoshimizu H, Okamoto S (2005) Smart membrane: preparation of molecular cavity and
preferential sorption of small molecule. J Mol Struct 739:3–12
Uriarte C, Alfageme J, Iruin JJ (1998) Carbon dioxide transport properties of composite membranes
of a polyetherimide and a liquid crystal polymer. Eur Polym J 34:1405–1413
Vieth WR, Wuerth WF (1969) Transport properties and their correlation with the morphology of
thermally conditioned polypropylene. J Appl Polym Sci 13:685–712
Waack R, Alex NH, Frisch HL, Stannett V, Szwarc M (1955) Permeability of polymer films to gases
and vapors. Ind Eng Chem 47:2524–2527
Wang Y, Easteal AJ (1999) Preparation, characterization and gas transport properties of trifluoroacetylated ethyl cellulose. J Membr Sci 157:53–61
Weinkauf DH, Paul DR (1991) Gas transport properties of liquid crystalline poly(ethylene terephthalate-co-p-oxybenzoate). J Polym Sci B Polym Phys 29:329–340
Weinkauf DH, Paul DR (1992a) Gas transport properties of thermotropic liquid-crystalline
copolyesters. I. The effects of orientation and annealing. J Polym Sci B Polym Phys 30:817–835
Weinkauf DH, Paul DR (1992b) Gas transport properties of thermotropic liquid-crystalline
copolyesters. II. The effects of copolymer composition. J Polym Sci B Polym Phys 30:837–849
Weinkauf DH, Kim HD, Paul DR (1992) Gas transport properties of liquid crystalline poly( pphenyleneterephthalamide). Macromolecules 25:788–796
Wiberg G, Gedde UW (1997) Structural relaxation of an oriented thermotropic liquid crystalline
copolyester assessed by infrared spectroscopy and x-ray diffraction. Polymer 38:3753–3759
Wu HD, Wu SC, Wu ID, Chang FC (2001) Novel determination of the crystallinity of syndiotactic
polystyrene using FTIR spectrum. Polymer 42:4719–4725
19 Gas Permeation and Barrier Properties of Liquid Crystalline Polymers
547
J Polym Sci 58:545–552
Renouf-Glauser AC, Rose J, Farrar DF, Cameron RE (2005) The effect of crystallinity on the
deformation mechanism and bulk mechanical properties of PLLA. Biomaterials 26:5771–5782
Runt J, Kanchanasopa M (2008) Characterization and analysis of polymers. Wiley, Hoboken
Sawada H, Takahashi Y, Miyata S, Kanehashi S, Sato S, Nagai K (2010) Gas transport properties
and crystalline structures of poly(lactic acid) membranes. Trans Mater Res Soc Jpn 35:241–246
Somlai LS, Liu RYF, Landoll LM, Hiltner A, Baer E (2005) Effect of orientation on the free volume
and oxygen transport of a polypropylene copolymer. J Polym Sci B Polym Phys 43:1230–1243
Srinivas S, Brant P, Huang Y, Paul DR (2003) Structure and properties of oriented polyethylene
films. Polym Eng Sci 43:831–849
Suzuki T, Tanaka T, Nakajima M, Yoshimizu H, Tsujita Y (2002) Characterization of the cavity in
poly(4-methyl-1-pentene) crystal by gas permeation and 129Xe NMR measurements. Polym J
34:891–896
Tsujita Y, Ojika R, Takizawa A, Kinoshita T (1990) Thermal and transport properties of copoly
(γ-stearyl L-glutamate-γ-methyl L-glutamate). J Polym Sci, Part A: Polym Chem 28:1341–1351
Tsujita Y, Yoshimizu H, Okamoto S (2005) Smart membrane: preparation of molecular cavity and
preferential sorption of small molecule. J Mol Struct 739:3–12
Uriarte C, Alfageme J, Iruin JJ (1998) Carbon dioxide transport properties of composite membranes
of a polyetherimide and a liquid crystal polymer. Eur Polym J 34:1405–1413
Vieth WR, Wuerth WF (1969) Transport properties and their correlation with the morphology of
thermally conditioned polypropylene. J Appl Polym Sci 13:685–712
Waack R, Alex NH, Frisch HL, Stannett V, Szwarc M (1955) Permeability of polymer films to gases
and vapors. Ind Eng Chem 47:2524–2527
Wang Y, Easteal AJ (1999) Preparation, characterization and gas transport properties of trifluoroacetylated ethyl cellulose. J Membr Sci 157:53–61
Weinkauf DH, Paul DR (1991) Gas transport properties of liquid crystalline poly(ethylene terephthalate-co-p-oxybenzoate). J Polym Sci B Polym Phys 29:329–340
Weinkauf DH, Paul DR (1992a) Gas transport properties of thermotropic liquid-crystalline
copolyesters. I. The effects of orientation and annealing. J Polym Sci B Polym Phys 30:817–835
Weinkauf DH, Paul DR (1992b) Gas transport properties of thermotropic liquid-crystalline
copolyesters. II. The effects of copolymer composition. J Polym Sci B Polym Phys 30:837–849
Weinkauf DH, Kim HD, Paul DR (1992) Gas transport properties of liquid crystalline poly( pphenyleneterephthalamide). Macromolecules 25:788–796
Wiberg G, Gedde UW (1997) Structural relaxation of an oriented thermotropic liquid crystalline
copolyester assessed by infrared spectroscopy and x-ray diffraction. Polymer 38:3753–3759
Wu HD, Wu SC, Wu ID, Chang FC (2001) Novel determination of the crystallinity of syndiotactic
polystyrene using FTIR spectrum. Polymer 42:4719–4725
19 Gas Permeation and Barrier Properties of Liquid Crystalline Polymers
547