# US 2025/0204530 A1 · Use of caroteniod composition for nematode control

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- Number: US 2025/0204530 A1
- Document ID: US20250204530A1
- Status: Published application
- Kind: A1
- Application number: 18/869,621
- Filed: 2023-06-01
- Published: 2025-06-26
- Earliest claimed: 2022-06-01
- Assignees: Idai Nature, S.L.
- Applicants: Idai Nature, S.L.
- Inventors: Teresa YUSTE CERVERA; José Luís GARCÍA QUILIS; Sergio LLUECA TRONCH; Ignacio DE ALFONSO MARZAL
- Web page: https://patentgrep.com/patent/US20250204530A1

## CPC

- A01N 27/00: Biocides, pest repellants or attractants, or plant growth regulators containing hydrocarbons
- A01N 49/00: Biocides, pest repellants or attractants, or plant growth regulators, containing compounds containing the group [IMAGE cpc-sch-A01N-0948.gif], wherein m+n>=1, both X together may also mean —Y— or a direct carbon-to-carbon bond, and the carbon atoms marked with an asterisk are not part of any ring system other than that which may be formed by the atoms X, the carbon atoms in square brackets being part of any acyclic or cyclic structure, or the group [IMAGE cpc-sch-A01N-0949.gif], wherein A means a carbon atom or Y, n>=0, and not more than one of these carbon atoms being a member of the same ring system, e.g. juvenile insect hormones or mimics thereof (containing hydrocarbons A01N27/00)
- A01N 25/04: Dispersions, {emulsions, suspoemulsions, suspension concentrates} or gels (foams A01N25/16)
- A01N 25/22: containing ingredients stabilising the active ingredients
- A01N 35/06: containing keto or thioketo groups as part of a ring, e.g. cyclohexanone, quinone; Derivatives thereof, e.g. ketals
- A01N 65/12: Asteraceae or Compositae [Aster or Sunflower family], e.g. daisy, pyrethrum, artichoke, lettuce, sunflower, wormwood or tarragon
- A01P 5/00: Nematocides
- A01N: PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF (preservation of food or foodstuff A23); BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES (preparations for medical, dental or toiletry purposes which kill or prevent the growth or proliferation of unwanted organisms A61K); PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01P: BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS

## Abstract

A composition which includes one or more carotenoids, and use of the composition for nematode control.

## Claims

### Claim 1

A method of controlling nematodes, comprising contacting the nematodes with a composition which comprises one or more carotenoids comprising carotenoids selected from the group consisting of:
beta carotene, lutein, astaxanthin, lycopene, zeaxanthin and apocarotenal; and a dispersant selected from the group consisting of: (C2-C12) alcohols, ethanol, isopropanol, n-octanol, 2 ethyl-hexanol, glycerin, glycerol, (C2-C30) alkene glycol, dipropylene glycol, polypropylene glycol, butyl glycol or alkyl ethers thereof, sorbitol, mannitol, dulcitol, ethyl lactate, butyl lactate, and 2-ethylhexyl lactate.

### Claim 2 (depends on 1)

The method according to claim 1, wherein the carotenoids are dispersed in a vegetable carrier selected from the group consisting of:
sunflower oil, corn oil, safflower oil, sunflower oil, soybean oil, avocado oil, jojoba oil, pumpkin oil, grapeseed oil, sesame oil, hazelnut oil, tall oil fatty acid, methyl seed oil ester, ethyl seed oil ester, methyl fatty acid ester, ethyl fatty acid ester, glycerol oil and glycerine vegetable ester oils.

### Claim 3 (depends on 2)

The method according to claim 2, wherein the carrier is sunflower oil.

### Claim 4 (depends on 3)

The method according to claim 3, wherein the composition further comprises one or more tensioactives, wherein the tensioactives are nonionic and/or anionic tensioactives, wherein the nonionic tensioactives are selected from the group consisting of: alkoxylated sorbitan fatty esters, ethoxylated sorbitan fatty esters, ethoxylated sorbitol fatty esters, polysorbate E20, polysorbate E80, polysorbate E85, ethoxylated fatty acids, ethoxylated fatty alcohols, ethoxylated and propoxylated fatty acids, ethoxylated and propoxylated fatty alcohols, lecithin, graft acrylic copolymers, and alkyl polyglucoside; and wherein the anionic tensioactives are selected from the group consisting of: alkyl benzene sulfonic acid salts, alkyl ether sulfates, alkyl ethoxylated ether sulfates, alkyl polyglycol ether phosphates, alkyl phosphate esters, lignosulfonates, naphthalene sulfonates, ethoxylated tristyrylphenol phosphates, random acrylic copolymers, and combinations thereof.

### Claim 5

(canceled)

### Claim 6 (depends on 4)

The method according to claim 4, wherein the tensioactives are polysorbate E20, polysorbate E80 and polysorbate E85.

### Claim 7 (depends on 5)

The method according to claim 5, wherein the composition further comprises an additive selected from the group consisting of:
preservatives, humectant, wetting agents, spreaders, compatibilizers, binders, fillers, adhesives, protective colloids, thickeners, thixotropic agents, penetrants, retention promoters, sequestrants, clarifiers, anti-freezing agents, anti-caking agents, hydrotropes, stabilizers, antioxidants, UV-light protectors, acidifiers, alkaline agents, chelates, complexing agents, dyes, rheology modifiers, antifoams, anti-drift agents, and combinations thereof.

### Claim 8 (depends on 6)

The method according to claim 6, wherein the additive is an antioxidant selected from the group consisting of:
butyl hydroxyanisole (BHA), butyl hydroxytoluene (BHT), terc-butyl hydroquinone (TBHQ), tocopherols, medium or long chain carboxylic acids, salts of medium or long chain carboxylic acid, propyl galate, nicotinamide, ascorbil palmitate, lignosulfonates, calcium or magnesium carbonate, titanium dioxide, zinc or copper oxide, and combinations thereof.

### Claim 9 (depends on 1)

The method according to claim 1, wherein the carotenoid is beta-carotene dispersed in a carrier of sunflower oil;
the tensioactives consist of polysorbate E20, polysorbate E80 and polysorbate E85;
a dispersant which is butyl glycol;
an antioxidant which is TBHQ; and
water.

### Claim 10 (depends on 1)

The method according to claim 1, wherein the carotenoid is astaxanthin dispersed in a carrier of sunflower oil;
the tensioactives consist of polysorbate E20, polysorbate E80 and polysorbate E85;
a the dispersant is butyl glycol;
the antioxidant is TBHQ; and
water.

### Claim 11

(canceled)

### Claim 12 (depends on 1)

The method according to claim 1, wherein the carotenoid is lycopene dispersed in a carrier of sunflower oil;
the tensioactives consist of polysorbate E20, polysorbate E80 and polysorbate E85;
the dispersant is butyl glycol;
an the antioxidant is TBHQ; and
water.

### Claim 13 (depends on 1)

The method according claim 1, wherein the nematode is of the genus Heterodera, Globodera, Meloidogyne, Radopholus, Rotylenchus, Pratylenchus, Tylenchulus, Telotylenchus, Tylenchorhynchus, Helicotylenchus Longidorus, Trichodorus, Xiphinema, Ditylenchus, Aphelenchoides or Anguina combat.

### Claim 14

(canceled)

### Claim 15

(canceled)

### Claim 16

(canceled)

### Claim 17

A nematode control composition comprising:
one or more carotenoids selected from the group consisting of: beta carotene, lutein, astaxanthin, lycopene, zeaxanthin and apocarotenal; and
a dispersant selected from the group consisting of: (C2-C12) alcohols, ethanol, isopropanol, n-octanol, 2 ethyl-hexanol, glycerin, glycerol, (C2-C30) alkene glycol, dipropylene glycol, polypropylene glycol, butyl glycol or alkyl ethers thereof, sorbitol, mannitol, dulcitol, ethyl lactate, butyl lactate, and 2-ethylhexyl lactate a carrier dispersing the carotenoids therein, wherein the carrier is a vegetable carrier selected from the group consisting of: sunflower oil, corn oil, safflower oil, sunflower oil, soybean oil, avocado oil, jojoba oil, pumpkin oil, grapeseed oil, sesame oil, hazelnut oil, tall oil fatty acid, methyl seed oil ester, ethyl seed oil ester, methyl fatty acid ester, ethyl fatty acid ester, glycerol oil and glycerine vegetable ester oils;
one or more tensioactives selected from nonionic and/or anionic tensioactives, wherein the nonionic tensioactives are selected from the group consisting of alkoxylated sorbitan fatty esters, ethoxylated sorbitan fatty esters, ethoxylated sorbitol fatty esters, polysorbate E20, polysorbate E80, polysorbate E85, ethoxylated fatty acids, ethoxylated fatty alcohols, ethoxylated and propoxylated fatty acids, ethoxylated and propoxylated fatty alcohols, lecithin, graft acrylic copolymers, and alkyl polyglucoside; and wherein anionic tensioactives are selected from the group consisting of: alkyl benzene sulfonic acid salts, alkyl ether sulfates, alkyl ethoxylated ether sulfates, alkyl polyglycol ether phosphates, alkyl phosphate esters, lignosulfonates, naphthalene sulfonates, ethoxylated tristyrylphenol phosphates, random acrylic copolymers, and combinations thereof; and
an additive selected from the group consisting of preservatives, humectant, wetting agents, spreaders, compatibilizers, binders, fillers, adhesives, protective colloids, thickeners, thixotropic agents, penetrants, retention promoters, sequestrants, clarifiers, anti-freezing agents, anti-caking agents, hydrotropes, stabilizers, antioxidants, UV-light protectors, acidifiers, alkaline agents, chelates, complexing agents, dyes, rheology modifiers, antifoams, anti-drift agents, and combinations thereof, wherein the additive is an antioxidant, preferably the antioxidant is selected from the group consisting of: butyl hydroxyanisole (BHA), butyl hydroxytoluene (BHT), terc-butyl hydroquinone (TBHQ), tocopherols, medium or long chain carboxylic acids, salts of medium or long chain carboxylic acid, propyl galate, nicotinamide, ascorbil palmitate, lignosulfonates, calcium or magnesium carbonate, titanium dioxide, zinc or copper oxide, and combinations thereof; and
water.

### Claim 18

(canceled)

### Claim 19 (depends on 17)

The nematode composition according to claim 17, wherein the carrier is sunflower oil.

### Claim 20

(canceled)

### Claim 21

(canceled)

### Claim 22 (depends on 19)

The nematode composition according to claim 19, wherein the tensioactives are polysorbate E20, polysorbate E80 and polysorbate E85.

### Claim 23

(canceled)

### Claim 24

(canceled)

### Claim 25

(canceled)

### Claim 26

(canceled)

### Claim 27

(canceled)

### Claim 28 (depends on 22)

The nematode control composition according to claim 22, wherein
the carotenoid is selected from the group consisting of: beta-carotene dispersed in sunflower oil carrier, astaxanthin dispersed in sunflower oil carrier, lutein dispersed in sunflower oil carrier, lycopene dispersed in sunflower oil carrier, zeaxanthin dispersed in sunflower oil carrier, and/or apocarotenal dispersed in sunflower oil carrier;
the tensioactives which consist of polysorbate E20, polysorbate E80 and polysorbate E85;
the dispersant is butyl glycol;
the antioxidant is TBHQ; and
water.

### Claim 29 (depends on 22)

The nematode control composition according to claim 22, wherein
the carotenoid is selected from the group consisting of: beta-carotene dispersed in sunflower oil carrier, astaxantin dispersed in sunflower oil carrier, lutein dispersed in sunflower oil carrier, lycopene dispersed in sunflower oil carrier, zeaxanthin dispersed in sunflower oil carrier, and/or apocarotenal dispersed in sunflower oil carrier;
the tensioactives which consist of polysorbate E20, polysorbate E80 and polysorbate E85; and
the dispersant is butyl glycol,
the antioxidant is TBHQ; and
water.
and wherein:
the sunflower oil is from 2% to 10% (w/w of total composition);
the carotenoid is from 0.1% to 15% (w/w of total composition);
the tensioactives are from 20% to 50% (w/w of total composition);
the dispersant is from 2% to 10% (w/w of total composition);
the antioxidant is from 0.05% to 5% (w/w of total composition); and
water is from is from 0.1% to 60% (w/w of total composition).

### Claim 30

(canceled)

### Claim 31

(canceled)

### Claim 32

(canceled)

### Claim 33 (depends on 22)

The nematode control composition according to claim 22, wherein the carotenoid is lycopene dispersed in sunflower oil;
the tensioactives are polysorbate E20, polysorbate E80 and polysorbate E85;
the dispersant is butyl glycol;
the antioxidant is TBHQ; and
water.

### Claim 34 (depends on 22)

The nematode control composition according to claim 22, wherein the carotenoid is a mixture of lycopene and lutein dispersed in sunflower oil;
the tensioactives are polysorbate E20, polysorbate E80 and polysorbate E85;
the dispersant is butyl glycol;
the antioxidant is TBHQ; and
water.

### Claim 35

(canceled)