Blown and stripped biorenewable oils
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United States of America Patent
Stats
-
Sep 19, 2017
Issued Date -
N/A
app pub date -
Mar 13, 2015
filing date -
Mar 14, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method for producing a blown and stripped biorenewable oil is provided. The method may include the steps of (a) heating a biorenewable oil to at least 90° C.; (b) exposing an oxygen containing stream to the heated oil to produce a blown oil having a viscosity of at least 40 cSt at 40° C.; (c) adding a base metal catalyst to the blown oil; and (d) stripping the blown oil from step (c) until the stripped oil has an acid value of from about 1 mg KOH/g to about 20 mg KOH/g; wherein the stripped oil from step (d) has a flash point of at least 220° C.
First Claim
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International Classification(s)
- 2015 Application Filing Year
- C11B Class
- 251 Applications Filed
- 177 Patents Issued To-Date
- 70.52 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 13 Citation Count
- C11B Class
- 91.89 % this patent is cited more than
- 8 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Mar 19, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Mar 19, 2029 |
