Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Reexamination Certificate
2002-09-03
2011-10-25
Oh, Taylor Victor (Department: 1622)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
C528S272000
Reexamination Certificate
active
08044229
ABSTRACT:
The present invention relates to the preparation of alicyclic polycarboxylic esters by ring-hydrogenation of the corresponding aromatic polycarboxylic esters on a catalyst which comprises at least one metal from the triad iron, cobalt, nickel, and at least one metal of the IInd, IIIrd, IVth, Vth, and/or VIth transition group of the Periodic Table.An alicyclic carboxylic ester mixture with a proportion above 10 mol % of the trans isomers.The use of the alicyclic polycarboxylic ester mixtures.Mixtures made from plastics and from alicyclic polycarboxylic ester mixtures.
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Bueschken Wilfried
Grass Michael
Maschmeyer Dietrich
Tuchlenski Axel
Evonik Oxeno GmbH
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Oh Taylor Victor
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