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Method of reducing curvature in a meniscus of liquid medium

  • US 9,062,283 B2
  • Filed: 02/26/2008
  • Issued: 06/23/2015
  • Est. Priority Date: 02/26/2007
  • Status: Active Grant
First Claim
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1. A vessel for holding liquid, the vessel comprising:

  • a) a bottom wall and a sidewall extending from the bottom wall, the sidewall and bottom wall configured so that the vessel is of integral, one-piece construction;

    b) a coating material on the interior of the sidewall;

    wherein the bottom wall is free from the coating material and the coating material provides a treated intrinsic contact angle between the coated interior vessel wall and an aqueous liquid within the vessel and a treated receding contact angle between the coated interior vessel wall and the aqueous liquid, the treated receding contact angle being between about 75 degrees to about 110 degrees and being closer to 90 degrees than the treated intrinsic contact angle.

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