Submitted on: 26 September 2006.
Revised on: 11 November 2006.
Accepted on: 24 November 2006.
___________________ACS Applied Polymer Materials---AMER CHEMICAL SOC
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Submitted on: 13 April 2000.
Revised on: 27 July 2000.
Accepted on: 07 September 2000.
___________________ACS Applied Polymer Materials---AMER CHEMICAL SOC
Submitted on: 08 April 2001.
Revised on: 06 May 2001.
Accepted on: 28 May 2001.
___________________ACS Applied Polymer Materials---AMER CHEMICAL SOC
Submitted on: 20 June 2000.
Revised on: 18 October 2000.
Accepted on: 07 December 2000.
___________________ACS Applied Polymer Materials---AMER CHEMICAL SOC