The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 08, 2003
Filed:
Aug. 09, 2001
Elizabeth Ann Salter, Richmond, AU;
Patrick William Houlihan, Wheelers Hill, AU;
Michael Anthony Bajraszewski, Keilor East, AU;
Rodney Walter Parr, Doncaster, AU;
Keith Moody, Watsonia North, AU;
Orica Australia Pty Ltd, Melbourne, AU;
Abstract
This invention relates to an anionic alkoxylate surfactant of formula (I), where R is a di- or tri-unsaturated C straight or branched hydrocarbon chain, at least two double bonds of said unsaturated chain being conjugated and exhibiting opposite geometric isomerism; m is 0 or 1; Y is O or NR′; each R′ is independently selected from hydrogen, C alkyl and phenyl; n is 1 to 50; and OX is an anionic group selected from the group consisting of acids or salts of sulfate, phosphate, sulphosuccinate, succinate, carbomethyl, maleate, carboxyethyl, alkenylsuccinate, phthalate, sulphoethyl, 3-sulpho-2-hydroxypropyl, sulphopropyl, oxalate and citrate.