Desiccant entrained polymer

  • US 6,130,263 A
  • Filed: 03/05/1997
  • Issued: 10/10/2000
  • Est. Priority Date: 04/19/1995
  • Status: Expired due to Term
First Claim
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1. An article of manufacture comprising a shaped article formed by:

  • (a) mixing a polymer, a desiccating agent and a channeling agent, wherein the channeling agent is a hydrophilic material;

    (b) heating the mixture at a temperature at least above the melt point of the channeling agent so that the desiccating agent and channeling agent are distributed within the polymer;

    (c) cooling the mixture to form passages containing the channeling agent through which moisture is communicable with the desiccating agent.

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