Absorbent for spray can, process for producing absorbent sheet for spray can, and spray can product
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United States of America Patent
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Oct 14, 2014
Grant Date -
Feb 18, 2010
app pub date -
Dec 25, 2007
filing date -
Dec 26, 2006
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Abstract
An absorbent adapted to be used in a spray can charged with a liquefied gas, which exhibits excellent absorbing performance and excellent liquid retention. The absorbent is composed of an assembly of pulverized cellulose fibers that includes at least 45 mass % of fine cellulose fibers having a fiber length of 0.35 mm or less. The absorbent is formed into a sheet-shaped or a columnar configuration, or a surface sheet is laminated on a surface of the absorbent. The absorbent composed of 70 through 90 mass % of cellulose fibers that include 45 mass % or more of fine cellulose fibers having a fiber length of 0.35 mm or less, and 5 through 30 mass % of a fusion-bondable resin exhibits good formability.
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