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US 12,471,597 B2Granted
Concentrated solutions of phytosterols and preparation process thereof
AssigneeGowan Company, L.L.C.
InventorsPaolo Bellandi, Ilenia Fiorenza Mazzali, Elisa Galimberti, Claudio Dacarro
Life of this patent
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Abstract
Concentrated suspensions containing phytosterols, in an amount higher than 25% by weight, in addition to a process for their preparation and their relative use as stimulants of plant growth.
Claims14
A concentrated suspension comprising:
- a) a phytosterol mixture of beta-sitosterol, stigmasterol, campesterol and brassicasterol, in an amount higher than 25% by weight with respect to the total weight of the concentrated suspension, wherein the beta-sitosterol is present in an amount ranging from 40% to 45% by weight, the campesterol is present in an amount ranging from 20% to 25% by weight, the stigmasterol is present in an amount ranging from 20% to 30% by weight and the brassicasterol is present in an amount ranging from 1% to 5% by weight, with respect to the total weight of the mixture of phytosterols;
- b) one or more wetting agents in an amount ranging from 1% to 5% by weight with respect to the total weight of the concentrated suspension;
- c) one or more dispersing agents in an amount ranging from 1% to 5% by weight with respect to the total weight of the concentrated suspension;
- wherein the phytosterol mixture, the one or more wetting agents and the one or more dispersing agents have a particle size less than 10 μm for Dv 50.
1 more element
Dependencies are inferred from the claim text.