Methods for making exploded bark products
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United States of America Patent
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Aug 4, 1992
Issued Date -
N/A
app pub date -
Mar 11, 1991
filing date -
Jan 22, 1990
priority date (Note) -
Expired
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Abstract
A method for making a shaped product comprising exploded bark. Preferably the shaped product comprises exploded softwood bark having at least 23% cellulose and at least 18% lignin and polyphenols content, based upon the dry weight basis of the bark. One of the methods to make the shaped product comprises exploding softwood bark to obtain exploded softwood bark having at least 23% cellulose and at least 18% lignin and polyphenols content, compressing that exploded bark into a shaped product, while removing in part water, and drying the shaped product to remove the remaining water.
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