Process for preparing colorless rosin
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United States of America Patent
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Mar 6, 1990
Issued Date -
N/A
app pub date -
Sep 23, 1988
filing date -
Jan 29, 1987
priority date (Note) -
Expired
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Abstract
A process for preparing a colorless rosin comprising a step for purifying a disproportionated rosin and hydrogenating the rosin. According to the process, a rosin having a color nearly equal to colorless and is excellent in various properties such as odorless at heating and stability is prepared.
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