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:
Jun. 02, 1987
Filed:
Feb. 11, 1985
Uwe Ploog, Haan, DE;
Peter Busch, Erkrath-Unterbach, DE;
Hermann Hensen, Hilden, DE;
Klaus Thiele, Langenfeld, DE;
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Abstract
Phosphonic acid esters obtained by reacting organophosphonic acids corresponding to the general formula R--PO.sub.3 H.sub.2, in which R is preferably an alkyl group containing from 6 to 18 C-atoms, with from 1 to 10 moles and preferably with from 1 to 5 moles of ethylene oxide and/or propylene oxide. These esters are useful as additives to hair treatment preparations, preferably to shampoos based on anionic surfactants and, preferably, ampholytic or betaine surfactants for improving the wet combability of hair. They are added in amounts between 0.1 to 10% by weight to hair treatment preparations, and between 1 and 5% by weight to shampoos.