Liquified cellulosic fiber, resin binders and articles manufactured therewith, and method of manufacturing same
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United States of America Patent
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May 9, 1989
Issued Date -
N/A
app pub date -
Jan 12, 1987
filing date -
Feb 19, 1986
priority date (Note) -
Expired
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Abstract
A method of manufacturing a liquified fiber-phenol-formaldehyde resin includes heating a mixture of phenol, formaldehyde, liquified cellulosic fiber and alkali at a temperature of 60.degree. C. to 100.degree. C. and a pH of 8-13. The liquified cellulosic fiber comprises about 5 to about 80 percent of the total weight of phenol, formaldehyde and liquified fiber. Also disclosed are fibrous articles manufactured using this resin as a binder, such as fiberboards, particle board, plywood, oriented strand board, and waferboard.
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