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Hydrophobic ammonia sensing membrane

  • US 20030113932A1
  • Filed: 12/14/2001
  • Published: 06/19/2003
  • Est. Priority Date: 12/14/2001
  • Status: Abandoned Application
First Claim
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1. A membrane capable of sensing a gas dissolved in a solution comprising:

  • a hydrophobic membrane layer including a polymeric compound containing fluorine wherein the hydrophobic membrane layer has a porous structure; and

    a pH sensitive dye embedded within the porous structure of the hydrophobic membrane layer wherein the membrane is capable of calorimetrically sensing the gas.

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