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:
Oct. 09, 2001
Filed:
Apr. 24, 1998
Gilles Guerin, Eaubonne, FR;
Mikel Morvan, Courbevoie, FR;
Rhodia Chimi, Boulogne Billancourt, FR;
Abstract
Water-redispersible granules prepared by drying a water-in-oil emulsion including at least one active material in the form of a hydrophobic liquid; at least one water-soluble compound capable of forming, during the drying process, a solid continuous film in which droplets of the hydrophobic active material are trapped; water; and at least one main surfactant with a binary water-surfactant phase diagram comprising an isotropic phase which is fluid at 25° C. up to a surfactant concentration of at least 50% by weight, followed at higher concentrations by a hexagonal, cubic or lamellar liquid crystal phase that is stable at least up to 65° C.