BARRIER PROPERTIES OF VINYLIDENE CHLORIDE COPOLYMERS

LI Yuesheng; WENG Zhixue; HUANG Zhiming; PAN Zuren

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BARRIER PROPERTIES OF VINYLIDENE CHLORIDE COPOLYMERS

Papers | Updated：2021-06-21

- BARRIER PROPERTIES OF VINYLIDENE CHLORIDE COPOLYMERS
- Vol. 14, Issue 2, Pages: 105-110(1996)
- Affiliations：
  
  1.   Changchun Institute of Applied Chemistry
  2.   Chinese Academy of Sciences
  3.   Changchun 130022
  4.   Institute of Polymer Science and Engineering
  5.   Zhejiang University
  6.   Hangzhou 310027
- Author bio：
- Funds：
- DOI：
  CLC： TQ317
- Published：20 June 1996
- Accepted：
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[1]李悦生,翁志学,黄志明,潘祖仁.BARRIER PROPERTIES OF VINYLIDENE CHLORIDE COPOLYMERS[J].Chinese Journal of Polymer Science,1996,{4}(02):105-110.

LI Yuesheng, WENG Zhixue, HUANG Zhiming, et al. BARRIER PROPERTIES OF VINYLIDENE CHLORIDE COPOLYMERS[J]. 1996, 14(2): 105-110.
[1]李悦生,翁志学,黄志明,潘祖仁.BARRIER PROPERTIES OF VINYLIDENE CHLORIDE COPOLYMERS[J].Chinese Journal of Polymer Science,1996,{4}(02):105-110. DOI：

LI Yuesheng, WENG Zhixue, HUANG Zhiming, et al. BARRIER PROPERTIES OF VINYLIDENE CHLORIDE COPOLYMERS[J]. 1996, 14(2): 105-110. DOI：

摘要

<正> The permeability coefficients of a series of copolymers of vinylidene chloride （VDC）with methyl acrylate （MA）

butyl acrylate （BA） or vinyl chloride （VC）（as comonomer）to oxygen and carbon dioxide have been measured at 1.0 MPa and 30℃

while those towater vapor have been measured at 30℃ and 100% relative humidity All the copolymersare semicrystalline. VDC/MA copolymers have lower melting temperature compared withVDC/BA copolymers

while that melting temperature of VDC/VC copolymer is higherthan that of VDC/acrylate copolymers with the same VDC content. The barrier propertyof the copolymers is predominantly controlled by crystallite

free volume fraction

andcohesive energy The permeability coefficients of VDC/MA copolymers to oxygen

carbondioxide

and water vapor were successfully correlated with the ratio of free volume tocohesive energy.

Abstract

The permeability coefficients of a series of copolymers of vinylidene chloride （VDC）with methyl acrylate （MA）

butyl acrylate （BA） or vinyl chloride （VC）（as comonomer）to oxygen and carbon dioxide have been measured at 1.0 MPa and 30℃

while those towater vapor have been measured at 30℃ and 100% relative humidity All the copolymersare semicrystalline. VDC/MA copolymers have lower melting temperature compared withVDC/BA copolymers

free volume fraction

andcohesive energy The permeability coefficients of VDC/MA copolymers to oxygen

carbondioxide

and water vapor were successfully correlated with the ratio of free volume tocohesive energy.

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