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Title:
TREATMENT OF WAX
Document Type and Number:
WIPO Patent Application WO/2014/020535
Kind Code:
A3
Abstract:
A method of treating or refining a wax includes hydrogenating a feed wax which has an MEK-solubility oils content of more 0.5 weight % to provide a hydrogenated wax. Thereafter the hydrogenated wax is de-oiled to reduce the MEK-solubility oils content of the hydrogenated wax, producing a refined wax or a wax product.

Inventors:
LOUDON, Dylan, Stuart (36 Le Voila, 13 Vaal Driv, 1911 Vanderbijlpark, ZA)
BEZUIDENHOUT, Daniel Sarel (45 Die Uitsigpad, Eldoraigne Ext., 0157 Centurion, ZA)
MEYER, Gernot (Am Hamboken 15 0, ROSENGARTEN D, 21244, DE)
BEHRMANN, Ingo (Liliencronstrasse 65, Hamburg, D-22149, DE)
SCHEIDAT, Hans-Jörg (Kiebitzreihe 24 a, Norderstedt, D-22844, DE)
FEITKENHAUER, Heiko (Löwenberstrasse 5, Hamburg, D-22589, DE)
Application Number:
IB2013/056249
Publication Date:
April 10, 2014
Filing Date:
July 30, 2013
Export Citation:
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Assignee:
SASOL TECHNOLOGY (PROPRIETARY) LIMITED (1 Sturdee Avenue, Roseban, 2196 Johannesburg, ZA)
International Classes:
B01D9/00; C10G45/00; C10G73/00
Domestic Patent References:
WO2002102941A22002-12-27
Foreign References:
EP0323092A21989-07-05
EP0668342A11995-08-23
US2915450A1959-12-01
US6074548A2000-06-13
Other References:
"Ullmann's Encyclopedia of Industrial Chemistry", 15 June 2000, WILEY-VCH VERLAG GMBH & CO. KGAA, Weinheim, Germany, ISBN: 978-3-52-730673-2, article UWE WOLFMEIER ET AL: "Waxes", pages: 111 - 172, XP055033858, DOI: 10.1002/14356007.a28_103
Attorney, Agent or Firm:
VAN DER WALT, Louis, Stephanus et al. (Adams & Adams, PO Box 101, 0001 Pretoria, ZA)
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