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Humidity control device

  • US 7,501,011 B2
  • Filed: 11/09/2004
  • Issued: 03/10/2009
  • Est. Priority Date: 11/09/2004
  • Status: Expired due to Fees
First Claim
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1. A device for controlling relative humidity in an environment comprising:

  • a water vapor-permeable container in the form of a sachet comprising a micro-perforated polyester/paper/polyethylene material; and

    a solidified humectant composition within the container, the solidified humectant composition comprising;

    a humectant salt,water, anda carrier.

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