Abstract: A method for modulating the release rate of microencapsulated active ingredients comprising the following steps: I) preparation of an aqueous suspension A) comprising microcapsules of at least one active ingredient, II) preparation of a liquid emulsifiable in water, component B), comprising a solvent of the active ingredient and at least a surfactant, III) water, component C), for diluting to the application dose the active ingredient, and mixing A), B) and C).
Type:
Grant
Filed:
June 27, 2008
Date of Patent:
October 19, 2021
Assignee:
SIPCAM OXON S.P.A.
Inventors:
Carlotta Gobbi, Lucio Bassetti, Valerio Borzatta, Marco Bernardini, Francesca Borgo, Luigi Capuzzi
Abstract: Solvent formulations under EC form comprising (% by weight): 10-40% of one or more compounds having an insecticidal activity selected from the organophosphate class; 1-20% of an additive (A) methyl or ethyl esters of carboxylic acids having a C10-C20 chain, saturated or unsaturated, or mixtures thereof, the fatty acids deriving from vegetal oils; 0.5-10% of an additive B) of a cellulose derivative soluble in the organic solvent of EC formulation; 3-15% of one or more surfactants selected from non ionic and anionic surfactants, or thereof mixtures; the complement to 100% being of one or more organic solvents having the following characteristics: capable to solubilize the active principle, expressed as % by weight, at room temperature (20-25° C.) for at least 5%; preferably 10%, more preferably at least 20%, immiscible with water.
Type:
Grant
Filed:
May 2, 2016
Date of Patent:
October 6, 2020
Assignee:
SIPCAM OXON S.P.A.
Inventors:
Gianluca Valieri, Marco Bernardini, Francesca Borgo, Edoardo Russo, Luis Hernandis Dominguez