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Patent Searching and Data


Title:
A METHOD OF MAKING A SYNTHETIC ALKYLARYL SULFONATE
Document Type and Number:
WIPO Patent Application WO/2011/062988
Kind Code:
A3
Abstract:
A process for preparing an alkylaryl sulfonate comprising (a) reacting at least one meta-xylene compound with olefin or a mixture of olefins having from about 10 to about 20 carbon atoms, in the presence of an acid catalyst, wherein the resulting product comprises no more than 40 weight percent of 1-alkyl- 2, 4 dimethylsubstituted aromatic compound and at least about 60 weight percent of 1-alkyl- 3, 5 dimethyl substituted aromatic compound; (b) sulfonating the product of (a); and (c) neutralizing the product of (b) with a source of alkali or alkaline earth metal or ammonia.

Inventors:
HOWES ANDREW J (US)
CAMPBELL CURTIS BAY (US)
THACH SOPHANY (US)
Application Number:
PCT/US2010/057035
Publication Date:
September 22, 2011
Filing Date:
November 17, 2010
Export Citation:
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Assignee:
CHEVRON ORONITE CO (US)
HOWES ANDREW J (US)
CAMPBELL CURTIS BAY (US)
THACH SOPHANY (US)
International Classes:
C07C303/06; C07C309/31; C09K8/584
Foreign References:
US20090163669A12009-06-25
US20090209778A12009-08-20
US7332460B22008-02-19
US20070021317A12007-01-25
Other References:
See also references of EP 2501677A4
Attorney, Agent or Firm:
JONES, Josetta I. et al. (Law DepartmentPost Office Box 600, San Ramon California, US)
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