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:
Apr. 14, 1992
Filed:
Mar. 23, 1990
Hans M Brand, Ijssel, NL;
Robert P Roggeveen, Gouda, NL;
Unilever Patent Holdings B.V., Rotterdam, NL;
Abstract
The invention provides a diester of the formula CH.sub.3 (CH.sub.2).sub.5 CH(OCOR.sup.1)(CH.sub.2).sub.10 COOR.sup.2, in which R.sup.1 is a saturated, branched chain hydrocarbon radical having 15 to 21 carbon atoms and R.sup.2 is a saturated, branched chain hydrocarbon radical having 8 to 22 carbon atoms. Preferably R.sup.1 is a methyl branched chain radical and contains 17 carbon atoms and statistically between 0.5 and 1.0 methyl side-chain per molecule, whereas R.sup.2 contains 18 to 22 carbon atoms with a C.sub.1 -C.sub.8, preferably C.sub.1 side-chain. The invention also provides a wax composition comprising a diester defined above optionally together with a hydrocarbon oil (C.sub.16 -C.sub.32 and saturated), a C.sub.12 -C.sub.22 optionally branched chain fatty acid and a monoester derived from a C.sub.18 to C.sub.22 fatty acid and a C.sub.12 to C.sub.22 alcohol. Furthermore the invention provides cosmetic preparations containing a wax composition as defined above.