Barrier coating of an elastomer and a dispersed layered filler in a liquid carrier and coated articles
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United States of America Patent
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May 15, 2001
Grant Date -
N/A
app pub date -
Jun 10, 1999
filing date -
Jun 9, 1997
priority date (Note) -
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Abstract
Applications of barrier coating mixtures containing in a carrier liquid, (a) an elastomeric (preferably butyl-containing) polymer; (b) a dispersed exfoliated layered filler having an aspect ratio greater than 25; and (c) at least one surfactant, wherein the solids content of the mixture is less than 30% and the ratio of polymer (a) to filler (b) is between 20:1 and 1:1 include coated articles, which are elastomeric, e.g., sports balls and inflatable articles. Methods of manufacturing such coated products are also encompassed.
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