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US 12,532,900 B2Granted
Feed additives of fat-soluble vitamins
AssigneeDsm IP Assets B.V.
InventorsChristian Schaefer, Roland Schex, Christos Tsekou, Thomas Zwick
Life of this patent
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Abstract
The present invention is directed to a feed additive comprising at least a fat-soluble vitamin and a process for its manufacture. Further objects of the present invention are feed comprising such feed additive, as well as methods for supplementation and corresponding uses of such feed additives and feed.
Claims8
A feed additive comprising, based on total weight of the feed additive, the following components:
- (a) at least one fat-soluble vitamin in an amount from 1 to 40 weight-%;
- (b) at least one lignosulfonate selected from the group consisting of sodium lignosulfonate, calcium lignosulfonate and mixtures thereof in an amount from 5 to 55 weight-%;
- and
- (c) a mixture of OSA-starch and dextrin having a dextrose equivalent of between 3 to 20 in an amount of 15 to 70 weight-%;
- wherein
- the mixture of component (c) and the at least one lignosulfonate of component (b) are present in a weight ratio of the component (c) to the component (b) of 1:15 to 25:1, and wherein
- the at least one lignosulfonate of component (b) and the mixture of component (c) form a matrix in which the at least one fat-soluble vitamin of component (a) is encapsulated;
- and wherein
- the feed additive is essentially free of ethoxyquin and butylated hydroxytoluene such that the amount of each of ethoxyquin and butylated hydroxytoluene in the feed additive is ≤0.5 weight-%.
6 more elements
Dependencies are inferred from the claim text.