Biodegradable aspartic acid polymers for preventing scale formation in boilers
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United States of America Patent
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Mar 2, 1999
Grant Date -
N/A
app pub date -
Sep 20, 1996
filing date -
Sep 20, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A biodegradable anti-scalant for steam generators, boilers and other heat transfer equipment is provided. Anti-scalants prepared in accordance with the present invention include aspartic acid, poly(aspartic acid) and copolymers of aspartic acid and functionalized aspartic acid. Anti-scalants provided in accordance with the present invention are biodegradable and therefore more environmentally friendly than currently available anti-scalant for use with hard water. Methods and use of making anti-scalants are also provided.
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