摘要 |
In accordance with the teachings of the present invention, an inflatable article having reduced gas permeability and a method of reducing the gas permeability of an inflatable article are provided. In a particular embodiment of the present invention, the inflatable article is made of approximately 100% polyisobutylene rubber. In accordance with another embodiment of the present invention, a method of reducing the gas permeability of an inflatable article includes inflating the inflating article with carbon dioxide to a first pressure, purging the carbon dioxide from the article, inflating the article with air to a second pressure, the second pressure being higher than the first pressure, maintaining the inflation of the article with air at the second pressure for a predetermined period of time, purging the article of air, and reinflating the article with air.
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