Manufacture of a veil made of glass and cellulose fibers in cationic medium
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United States of America Patent
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Sep 25, 2012
Grant Date -
May 17, 2012
app pub date -
Jan 23, 2012
filing date -
Jan 8, 2003
priority date (Note) -
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Abstract
A process for producing a veil comprising glass fibers and cellulose fibers which includes dispersing cellulose fibers and chopped glass fibers into a white water, forming a bed in a forming device by passage of the dispersion over a forming fabric through which the white water is drained off, the fibers being retained on the fabric and the dispersion including, during passage, a cationic white water, and performing a heat treatment step an oven device.
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