Intimate blend of poly(ethylene terephthalate) and poly(ethylene 2,6-naphthalate) via formation with and coalescence from their common inclusion compound with γ-cyclodextrin

被引:32
作者
Bullions, TA [1 ]
Edeki, EM [1 ]
Porbeni, FE [1 ]
Wei, M [1 ]
Shuai, X [1 ]
Rusa, CC [1 ]
Tonelli, AE [1 ]
机构
[1] N Carolina State Univ, Coll Text, Fiber & Polymer Sci Program, Raleigh, NC 27695 USA
关键词
PET/PEN; blend;
D O I
10.1002/polb.10366
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The experimental procedures to place poly(ethylene 2,6-naphthalate) (PEN) guest molecules within gamma-cyclodextrin (gamma-CD) host molecules are described along with the subsequent verification of inclusion-compound (IC) formation. In addition, the simultaneous complexing of PEN and poly(ethylene terephthalate) (PET) with gamma-CD to form their common IC is documented. Coalescence from their common Y-CD IC generates an intimate blend of the PET and PEN polymers contained therein. Thermal analysis via differential scanning calorimetry reveals thermal behavior indicative of an intimate blend of PET and PEN. H-1 NMR analysis confirms that the intimate blending of PET and PEN achieved by coalescence from their common gamma-CD IC is not due to transesterification into a PET/PEN copolymer during thermal analysis. (C) 2002 Wiley Periodicals, Inc.
引用
收藏
页码:139 / 148
页数:10
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