Crosslinked hyaluronic acid and its use
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United States of America Patent
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Dec 29, 1987
Grant Date -
N/A
app pub date -
May 2, 1985
filing date -
May 4, 1984
priority date (Note) -
Expired
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Abstract
Crosslinked hyaluronic acid or salts thereof prepared by crosslinking hyaluronic acid or salts thereof with a polyfunctional epoxy compound wherein a crosslinking index or number is 5 or more per 1000 repeating disaccharides composed of glucronic acid in hyaluronic acid and N-acetylglucosamine, and having various medical and cosmetic uses.
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