Process for the production of gamma-butyrolactone

United States of America Patent

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Oct 2, 2001
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N/A
app pub date
Jun 20, 2000
filing date
Jan 9, 1998

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Expired

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Abstract

A process for the production of gamma-butyrolactone. Starting from maleic and/or succinic anhydride the conversion takes place in the presence of a catalyst composed of copper oxide and zinc oxide.

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Patent Owner(s)

Patent Owner	Address
LONZA S P A	20124 MILANO

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C07D:HETEROCYCLIC COMPOUNDS

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Castiglioni, Gian L	Riccione, IT	1	6
Fumagalli, Carlo	Albano S. Alessandro, IT	18	85

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Process for the production of gamma-butyrolactone

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09581947

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PATENT NO	6297389
SERIAL NO	09581947
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09581947

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