Pesticide carrier and products
A pesticide carrier composition including a core particle having absorbent voids and/or pores on the particle surface, and/or a rough absorbent surface, and a pesticide release material that is water soluble and is present on the surface or absorbed within the surface of the core particle; and a pesticide product further including a pesticide present in one or more of a coating on the surface of the carrier composition or mixed with the pesticide release material
1 . A pesticide carrier composition comprising:
a core particles composed of smaller particles agglomerated into granules, the core particles having
absorbent voids and pores within and on the surface, and
a rough absorbent surface; and
a pesticide release material that is water soluble and is at least one of, present on the surface and absorbed within the core particle.
2 . (canceled)
3 . The composition of claim 1 , wherein the core particles include a filler/release control agent present as a coating or mixed with the pesticide release material.
4 . The composition of claim 3 wherein the filler/release control agent is one of corn starch and wheat starch.
5 . The composition of claim 3 , wherein the filler/release control agent is a coating on the pesticide release material.
6 . The composition of claim 1 , wherein the core particles contain pores or voids, such that the voids at the surface are between 10-200 microns in cross-sectional diameter.
7 . The composition of claim 6 , wherein the surface has a coating of pesticide release material in an amount wherein 40-100% of the voids contain the pesticide release material.
8 . The composition of claim 1 , wherein the core particles include a material selected from the group consisting of expanded perlite, exfoliated perlite, shredded newspaper, saw dusts, cedar fines, spruce fines, hardwood fines, limestone, zeolite, peat moss, peanut hulls, calcium carbonate, wood chips including pine chips and fines, attapulgite clay (atta clay), bentonite, vermiculite, cotton lint, ground corn cobs, corn cob flower, Metrecz absorbent and diatomaceous earth.
9 . The composition of claim 1 , wherein the pesticide release material includes a material selected from the group consisting of ammonium sulfate, urea, di-ammonium phosphate, potassium chloride, calcium nitrate, potassium sulfate, zinc sulfate, aluminum sulfate, magnesium sulfate, manganese sulfate, sodium nitrate, potassium nitrate, copper sulfate, boric acid, borax (e.g., 5 mole borax), mono ammonium phosphate, calcium phosphate, and single and triple super phosphate.
10 . The composition of claim 3 wherein the filler/release control agent is a material selected from the group consisting of plant starches, protein gels, glues, gumming compositions, crystallizing compounds, gelling clays, and synthetic gel forming compounds; and other plant starches, protein gels and glues, gumming products, crystallizing compounds, gelling clays, and synthetic gel forming compounds also work as the filler/release control agent.
11 . The composition of claim 3 , wherein the filler/release control agent is a material selected from the group consisting of corn starch, rice starch, potato starch, wheat starch, tapioca starch, and any starch which contains the D-glucopyranose polymers, amylose and amylopectin; starches modified by acetylation, ethylation, chlorination, acid hydrolysis, or enzymatic action which yield starch acetates, esters, and ethers; starch phosphate, an ester made from the reaction of a mixture of orthophosphate salts (sodium dihydrogen phosphate and disodium hydrogen phosphate) with starches; gelatin as made by hydrolysis of collagen by treating raw materials with acid or alkali; glue as made from collagen, casein, blood, and vegetable protein including from soybeans; gumming products such as cellulosics, rubber latex, gums, terpene resins, mucilages, asphalts, pitches, hydrocarbon resins; crystallizing compounds including sodium silicate, phosphate cements, calcium-oxide cements, hydraulic cements, mortar, gypsum; gelling clays in the form of very fine powders; synthetic gel forming compounds including polysulfide sealants, polyethylene, isobutylene, polyamides, polyvinyl acetate, epoxy, phenolformaldehyde, urea formaldehyde, polyvinyl butyral, cyanoacrylates, and silicone cements.
12 . The composition of claim 1 , wherein the pesticide release material contains fertilizer including compounds selected from the group consisting of nitrogen compounds, phosphorous compounds and potassium compounds.
13 . The composition of claim 12 , wherein the nitrogen compounds are selected from the group consisting of urea, ammonia, ammonium nitrate, ammonium sulfate, calcium nitrate, diammonium phosphate, monoammonium phosphate, potassium nitrate and sodium nitrate.
14 . The composition of claim 12 , wherein the phosphorous compounds are selected from the group consisting of diammonium phosphate, monoammonium phosphate, calcium phosphate, monopotassium phosphate, dipotassium phosphate, tetrapotassium pyrophosphate, and potassium metaphosphate.
15 . The composition of claim 12 , wherein the potassium compounds are selected from the group consisting of potassium chloride, potassium nitrate, potassium sulfate, monopotassium phosphate, dipotassium phosphate, tetrapotassium pyrophosphate, and potassium metaphosphate.
16 . The composition of claim 1 , wherein the pesticide release material contains secondary nutrients including compounds selected from the group consisting of sulfur, calcium, and magnesium.
17 . The composition of claim 1 , wherein the pesticide release material contains micronutrients selected from the group consisting of boron, copper, iron, manganese, molybdenum, and zinc.
18 . The composition of claim 1 , wherein the pesticide release material contains growth regulators selected from the group consisting of potassium azide, 2 amino-4-chloro-6-methyl pyrimidine, N-(3,5-dichlorophenyl)succinimide, and 3-amino-1,2,4 triazole.
19 . The composition of claim 1 , wherein the pesticide release material contains nitrification regulators selected from the group consisting of 2-chloro-6-(trichloromethyl)pyridine, sulfathiazole, dicyandiamide, thiourea, and guanylthiourea.
20 . The composition of claim 1 , wherein the pesticide release material contains a combined nitrogen-phosphorus-potassium (NPK) fertilizer in the proportions selected from the group consisting of 29-3-4, 16-4-8, 10-10-10, 15-5-10, 15-0-15, 22-3-14, 20-28-5, 35-3-9, 38-3-4 and 12-6-6.
21 . The composition of claim 8 , wherein the perlite is exfoliated/expanded perlite having cell diameters of 10 to 200 microns.
22 . The composition of claim 8 , wherein the perlite is exfoliated/expanded perlite having a loose weight density of from 2 to 20 lb/ft 3 .
23 . A pesticide product comprising:
a pesticide carrier composition comprising:
core particles composed of smaller particles agglomerated into granules, the core particles having
absorbent voids and pores within and on the surface, and a rough absorbent surface, and
a pesticide release material that is water soluble and
is at least one of, present on the surface and absorbed
within the core particles; and
a pesticide present in at least one of a coating on the surface of the carrier composition and mixed with the pesticide release material.
24 . The pesticide product of claim 23 , wherein the pesticide product has a weight density of from 15 to 65 lb/ft 3 .
25 . The pesticide product of claim 23 , wherein the pesticide product has a size of 0.20 mm to 25 mm.
26 . The pesticide product of claim 23 , wherein the pesticide is selected from the group consisting of herbicides, insecticides and fungicides.
27 . The pesticide product of claim 23 , wherein the pesticide is selected from the group consisting of
O,O-diethyl O-(2-isopropyl-6 methyl-4 pyrimidinyl;
phosphorothioate) 2,4-dichlorophenoxyacetic acid;
ferric-di-methyl-dithiocarbamate;
2-(2-Methyl-4-chlorophenoxy)propionic acid;
2-Methyl-4-chlorophenoxyacetic acid;
3,6-Dichloro-o-anisic acid;
pyrethrins;
2-chloro-4-ethylamino-s-triazine;
N-butyl-N-ethyl-alpha, alpha, alpha, trifluoro-2,6-dinitro-p-toluidine (benefin);
alpha, alpha, alpha, trifluoro-2, trifluoro-2,6-dinitro-N,N-dipropyl-p-toluidine (trifluralin);
Dithiopyr 3,5-pyridenedicarbothiocic acid, 2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-S, S-dimethyl ester;
chlorpyrifos(O,O-diethyl-O-(3,5,6-trichloro-2-pyridyl)phosphorothioate;
O,O-Diethyl S-(2-(ethylthio)ethyl)phosphorodithioate;
(2,2,2-trichloro-1-hydroxethyl)phosphonate;
1-((6-chloro-3-pyridinyl)methyl)-N-nitro-2-imidazolidinimine;
cyano(4-fluoro-3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropane carboxylate;
(2,4,6,8-tetramethyl-1,3,5,7-tetraoxycyclo-octane); and
(N3, N3-Di-n-propyl-2,4-nitro-6(trifluoromethyl)-m-phenylenediamine) (Prodiamine).
28 . The pesticide product of claim 23 , further including a coating of fertilizer including compounds selected from the group consisting of nitrogen compounds, phosphorous compounds and potassium compounds.
29 . The composition of claim 1 , wherein the agglomerated smaller particles are particles of absorbent material.
30 . The composition of claim 29 , wherein the absorbent material is selected from the group consisting of expanded perlite, exfoliated perlite, shredded newspaper, saw dusts, cedar fines, spruce fines, hardwood fines, zeolite, peat moss, peanut hulls, wood chips including pine chips and fines, attapulgite clay (atta clay), bentonite, vermiculite, cotton lint, ground corn cobs, corn cob flower, Metrecz absorbent and diatomaceous earth.
31 . A pesticide product comprising:
a pesticide carrier composition comprising:
core particles composed of smaller particles of expanded or exfoliated perlite agglomerated into granules, the core particles having absorbent voids and pores within and on the surface, and a rough absorbent surface, and
a pesticide release material selected from the group consisting of urea and ammonium sulfate that is at least one of, present on the surface and absorbed within the core particles, the pesticide release material further including fertilizer compounds selected from the group consisting of nitrogen compounds, phosphorous compounds and potassium compounds; and
a pesticide present in at least one of a coating on the surface of the carrier composition and mixed with the pesticide release material.
32 . A pesticide product comprising:
a pesticide carrier composition comprising:
core particles composed of smaller particles of expanded or exfoliated perlite agglomerated into granules, the core particles having absorbent voids and pores within and on the surface, and a rough absorbent surface, and
a pesticide release material selected from the group consisting of urea and ammonium sulfate that is at least one of, present on the surface and absorbed within the core particles; and
a pesticide present in at least one of a coating on the surface of the carrier composition and mixed with the pesticide release material.