JP2003119092A - カプセル化徐放性肥料の製造方法 - Google Patents
カプセル化徐放性肥料の製造方法Info
- Publication number
- JP2003119092A JP2003119092A JP2002297424A JP2002297424A JP2003119092A JP 2003119092 A JP2003119092 A JP 2003119092A JP 2002297424 A JP2002297424 A JP 2002297424A JP 2002297424 A JP2002297424 A JP 2002297424A JP 2003119092 A JP2003119092 A JP 2003119092A
- Authority
- JP
- Japan
- Prior art keywords
- isocyanate
- sulfur
- fertilizer particles
- composition
- polyurethane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003337 fertilizer Substances 0.000 title claims abstract description 130
- 238000013268 sustained release Methods 0.000 title claims abstract description 23
- 239000012730 sustained-release form Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims description 29
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 152
- 239000000203 mixture Substances 0.000 claims abstract description 137
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 137
- 239000011593 sulfur Substances 0.000 claims abstract description 137
- 239000002245 particle Substances 0.000 claims abstract description 81
- 239000012948 isocyanate Substances 0.000 claims abstract description 61
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 59
- 239000004814 polyurethane Substances 0.000 claims abstract description 42
- 229920002635 polyurethane Polymers 0.000 claims abstract description 36
- 239000005056 polyisocyanate Substances 0.000 claims description 61
- 229920001228 polyisocyanate Polymers 0.000 claims description 61
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- 238000000576 coating method Methods 0.000 abstract description 29
- 239000011248 coating agent Substances 0.000 abstract description 24
- 229920005862 polyol Polymers 0.000 description 49
- 150000003077 polyols Chemical class 0.000 description 48
- 238000000034 method Methods 0.000 description 31
- 125000001261 isocyanato group Chemical group *N=C=O 0.000 description 23
- 239000008188 pellet Substances 0.000 description 20
- -1 alkyl sulfides Chemical class 0.000 description 19
- 125000005442 diisocyanate group Chemical group 0.000 description 16
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 13
- 239000000178 monomer Substances 0.000 description 13
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 12
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- 239000004202 carbamide Substances 0.000 description 11
- 229920000642 polymer Polymers 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 10
- DGTNSSLYPYDJGL-UHFFFAOYSA-N phenyl isocyanate Chemical compound O=C=NC1=CC=CC=C1 DGTNSSLYPYDJGL-UHFFFAOYSA-N 0.000 description 10
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 9
- 125000003118 aryl group Chemical group 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 229920002396 Polyurea Polymers 0.000 description 8
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 7
- 238000005538 encapsulation Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 6
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 239000008187 granular material Substances 0.000 description 6
- 229920003226 polyurethane urea Polymers 0.000 description 6
- AVWRKZWQTYIKIY-UHFFFAOYSA-N urea-1-carboxylic acid Chemical compound NC(=O)NC(O)=O AVWRKZWQTYIKIY-UHFFFAOYSA-N 0.000 description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 5
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 5
- 150000002894 organic compounds Chemical class 0.000 description 5
- 239000011527 polyurethane coating Substances 0.000 description 5
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 4
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 4
- 235000013772 propylene glycol Nutrition 0.000 description 4
- 239000000565 sealant Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 3
- 229930006000 Sucrose Natural products 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 3
- 238000013270 controlled release Methods 0.000 description 3
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
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- 239000000376 reactant Substances 0.000 description 3
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- ALQLPWJFHRMHIU-UHFFFAOYSA-N 1,4-diisocyanatobenzene Chemical compound O=C=NC1=CC=C(N=C=O)C=C1 ALQLPWJFHRMHIU-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- 239000005058 Isophorone diisocyanate Substances 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 150000001718 carbodiimides Chemical class 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000011256 inorganic filler Substances 0.000 description 2
- 229910003475 inorganic filler Inorganic materials 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 2
- 125000002524 organometallic group Chemical group 0.000 description 2
- HXSACZWWBYWLIS-UHFFFAOYSA-N oxadiazine-4,5,6-trione Chemical group O=C1ON=NC(=O)C1=O HXSACZWWBYWLIS-UHFFFAOYSA-N 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- 239000005077 polysulfide Substances 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 150000008117 polysulfides Polymers 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical compound CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 2
- PCHXZXKMYCGVFA-UHFFFAOYSA-N 1,3-diazetidine-2,4-dione Chemical compound O=C1NC(=O)N1 PCHXZXKMYCGVFA-UHFFFAOYSA-N 0.000 description 1
- ROHUXHMNZLHBSF-UHFFFAOYSA-N 1,4-bis(isocyanatomethyl)cyclohexane Chemical compound O=C=NCC1CCC(CN=C=O)CC1 ROHUXHMNZLHBSF-UHFFFAOYSA-N 0.000 description 1
- SBJCUZQNHOLYMD-UHFFFAOYSA-N 1,5-Naphthalene diisocyanate Chemical compound C1=CC=C2C(N=C=O)=CC=CC2=C1N=C=O SBJCUZQNHOLYMD-UHFFFAOYSA-N 0.000 description 1
- ATOUXIOKEJWULN-UHFFFAOYSA-N 1,6-diisocyanato-2,2,4-trimethylhexane Chemical compound O=C=NCCC(C)CC(C)(C)CN=C=O ATOUXIOKEJWULN-UHFFFAOYSA-N 0.000 description 1
- 229940008841 1,6-hexamethylene diisocyanate Drugs 0.000 description 1
- XMTXDWYFFFRMRT-UHFFFAOYSA-N 1-isocyanato-3-(isocyanatomethyl)cyclopentane Chemical compound C(N=C=O)C1CCC(N=C=O)C1 XMTXDWYFFFRMRT-UHFFFAOYSA-N 0.000 description 1
- VLNDSAWYJSNKOU-UHFFFAOYSA-N 1-isocyanato-4-[(4-isocyanato-3-methylcyclohexyl)methyl]-2-methylcyclohexane Chemical compound C1CC(N=C=O)C(C)CC1CC1CC(C)C(N=C=O)CC1 VLNDSAWYJSNKOU-UHFFFAOYSA-N 0.000 description 1
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- HOSGXJWQVBHGLT-UHFFFAOYSA-N 6-hydroxy-3,4-dihydro-1h-quinolin-2-one Chemical group N1C(=O)CCC2=CC(O)=CC=C21 HOSGXJWQVBHGLT-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 231100000674 Phytotoxicity Toxicity 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 150000001601 aromatic carbocyclic compounds Chemical class 0.000 description 1
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- HIFVAOIJYDXIJG-UHFFFAOYSA-N benzylbenzene;isocyanic acid Chemical class N=C=O.N=C=O.C=1C=CC=CC=1CC1=CC=CC=C1 HIFVAOIJYDXIJG-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
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- VPKDCDLSJZCGKE-UHFFFAOYSA-N carbodiimide group Chemical group N=C=N VPKDCDLSJZCGKE-UHFFFAOYSA-N 0.000 description 1
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- 239000012975 dibutyltin dilaurate Substances 0.000 description 1
- KORSJDCBLAPZEQ-UHFFFAOYSA-N dicyclohexylmethane-4,4'-diisocyanate Chemical compound C1CC(N=C=O)CCC1CC1CCC(N=C=O)CC1 KORSJDCBLAPZEQ-UHFFFAOYSA-N 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
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- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
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- 150000002430 hydrocarbons Chemical group 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
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- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
- C05G5/36—Layered or coated, e.g. dust-preventing coatings layered or coated with sulfur
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
- C05G5/37—Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/976610 | 2001-10-12 | ||
| US09/976,610 US6617412B2 (en) | 2001-10-12 | 2001-10-12 | Fertilizer encapsulation using sulfur containing polyols |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003119092A true JP2003119092A (ja) | 2003-04-23 |
| JP2003119092A5 JP2003119092A5 (enExample) | 2005-11-24 |
Family
ID=25524279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002297424A Pending JP2003119092A (ja) | 2001-10-12 | 2002-10-10 | カプセル化徐放性肥料の製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6617412B2 (enExample) |
| EP (1) | EP1302455A1 (enExample) |
| JP (1) | JP2003119092A (enExample) |
| CA (1) | CA2406412A1 (enExample) |
| IL (1) | IL152165A0 (enExample) |
| MX (1) | MXPA02010000A (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7247606B2 (en) * | 2001-11-05 | 2007-07-24 | Cognis Corporation | Branched reaction products |
| US20040016276A1 (en) * | 2002-07-26 | 2004-01-29 | Wynnyk Nick P. | Controlled release fertilizer having improved mechanical handling durability and method for production thereof |
| US20050066697A1 (en) * | 2003-09-30 | 2005-03-31 | Cline Robert Lee | Slow-release polyurethane(urea) encapsulated fertilizer |
| NZ549073A (en) * | 2004-02-17 | 2010-10-29 | Agrium Inc | Thiol ester compositions and processes for making and using same |
| US7682656B2 (en) | 2004-06-14 | 2010-03-23 | Agruim Inc. | Process and apparatus for producing a coated product |
| CA2588793C (en) * | 2004-11-30 | 2015-01-13 | Agrium Inc. | Process and apparatus for coating a controlled release product in a rotating drum |
| US7267707B2 (en) * | 2005-03-30 | 2007-09-11 | Florikan E.S.A. Corp. | Polyurethane encapsulated fertilizer |
| TR200800106T2 (tr) * | 2005-07-12 | 2008-02-21 | Adelaide Research And Innovation Pty Ltd | Mikrobesin gübreler için şelatlama ajanları. |
| CN101100405B (zh) * | 2006-07-06 | 2011-12-07 | 南京理工大学 | 含硫包膜型缓释化肥 |
| WO2008098409A1 (fr) * | 2007-02-12 | 2008-08-21 | Nanjing University Of Science And Technology | Procédé d'enrobage d'un film composite contenant du soufre |
| US7771505B2 (en) | 2008-07-16 | 2010-08-10 | Agrium Inc. | Controlled release fertilizer composition |
| UA112647C2 (uk) | 2011-05-05 | 2016-10-10 | Басф Се | Інкапсульована частинка |
| JP2014520665A (ja) * | 2011-06-29 | 2014-08-25 | ザ ユニバーシティ オブ アクロン | 封入および固定化の方法 |
| US9090518B2 (en) * | 2011-08-26 | 2015-07-28 | Ekompany Agro B.V. | Process for producing a coated fertilizer comprising boron |
| KR20150013789A (ko) | 2012-05-18 | 2015-02-05 | 바스프 에스이 | 캡슐화된 입자 |
| BR112014028742A2 (pt) | 2012-05-18 | 2017-06-27 | Basf Se | agregado de supressão de pó, método de formação de um agregado de supressão de pó, e, sistema para a produção de um agregado de supressão de pó. |
| KR20150085832A (ko) | 2012-11-16 | 2015-07-24 | 바스프 에스이 | 살충제를 함유하는 캡슐화된 비료 입자 |
| US9321699B2 (en) * | 2012-11-21 | 2016-04-26 | The Mosaic Company | Granular fertilizers having improved dust control |
| EP3137436A1 (en) | 2014-04-28 | 2017-03-08 | Basf Se | Method of forming an encapsulated fertilizer |
| DE102017212104A1 (de) | 2017-07-14 | 2019-01-17 | Eurochem Agro Gmbh | Beschichtete harnstoffhaltige Düngemittelteilchen und Verfahren zu ihrer Herstellung |
| JP7696837B2 (ja) * | 2019-06-05 | 2025-06-23 | オーエムエス インベストメンツ，インコーポレイテッド | 放出制御型肥料組成物 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3475154A (en) | 1964-11-30 | 1969-10-28 | Dainippon Toryo Kk | Plural coated pellet form products and process of making |
| US3259482A (en) | 1965-10-14 | 1966-07-05 | Archer Daniels Midland Co | Slow release fertilizer with a plurality of epoxy/polyester resin coatings |
| US3264088A (en) | 1965-12-08 | 1966-08-02 | Archer Daniels Midland Co | Slow release fertilizer granule having a plurality of epoxy resin coatings |
| US3264089A (en) | 1965-12-10 | 1966-08-02 | Archer Daniels Midland Co | Slow release fertilizer granule having a plurality of urethane resin coatings |
| US3342577A (en) | 1966-12-12 | 1967-09-19 | Tennessee Valley Authority | Sulfur-coated fertilizer pellet having controlled dissolution rate and inhibited against microbial decomposition |
| US3892686A (en) | 1972-05-15 | 1975-07-01 | Chevron Res | Cellular products produced by foaming and cross-linking aromatic polysulfides |
| US3876568A (en) | 1973-06-18 | 1975-04-08 | Owens Corning Fiberglass Corp | Low smoke output polyisocyanurate-urethane foams containing sulfur |
| JPS5238361A (en) | 1975-09-22 | 1977-03-24 | Ube Industries | Slowly available coated granular fertilizer |
| US4081429A (en) | 1976-02-13 | 1978-03-28 | Arnco | Heat-stabilized polyurethane elastomer |
| JPS603040B2 (ja) | 1978-01-09 | 1985-01-25 | チツソ旭肥料株式会社 | 被覆肥料とその製造法 |
| JPS579770A (en) | 1980-06-23 | 1982-01-19 | Takeda Chem Ind Ltd | Isocyanate composition |
| DE3205487C1 (de) | 1982-02-16 | 1983-10-13 | Degussa Ag, 6000 Frankfurt | Verwendung von Polykondensationsprodukten aus Acrolein und Formaldehyd als Biozide |
| US4711659A (en) | 1986-08-18 | 1987-12-08 | Moore William P | Attrition resistant controlled release fertilizers |
| US4929707A (en) | 1988-02-16 | 1990-05-29 | Mitsui Toatsu Chemicals, Inc. | Polyurethane base lens resin, plastic lens comprising the resin and preparation method of the lens |
| US4969947A (en) | 1988-04-12 | 1990-11-13 | Melamine Chemicals, Inc. | One-step method of coating nutrient particles |
| US5219465A (en) | 1991-03-08 | 1993-06-15 | The O.M. Scott & Sons Company | Sulfur coated fertilizers and process for the preparation thereof |
| US5194559A (en) | 1991-03-25 | 1993-03-16 | Mitsui Toatsu Chemicals, Inc. | Optical urethane resins and plastic lenses comprising the same |
| US5538531A (en) | 1991-06-24 | 1996-07-23 | Hudson; Alice P. | Controlled release fertilizers and methods of production |
| JP3291077B2 (ja) | 1993-07-21 | 2002-06-10 | 旭化成株式会社 | 分解速度の異なる被膜材よりなる多層被覆粒状肥料 |
| US5599374A (en) | 1994-09-23 | 1997-02-04 | Rlc Technologies, L.L.C. | Process for producing improved sulfur-coated urea slow release fertilizers |
| JPH08225387A (ja) | 1995-02-23 | 1996-09-03 | Mitsubishi Chem Corp | 被覆粒状肥料の製造方法 |
| EP0867422A3 (en) | 1997-03-26 | 1999-10-13 | Central Glass Company, Limited | Coated granular fertilizer and method for producing same |
| US6152981A (en) | 1998-07-23 | 2000-11-28 | Bayer Corporation | Sulfur containing isocyanate compositions |
-
2001
- 2001-10-12 US US09/976,610 patent/US6617412B2/en not_active Expired - Fee Related
-
2002
- 2002-10-01 EP EP02022215A patent/EP1302455A1/en not_active Withdrawn
- 2002-10-02 CA CA002406412A patent/CA2406412A1/en not_active Abandoned
- 2002-10-08 IL IL15216502A patent/IL152165A0/xx unknown
- 2002-10-10 MX MXPA02010000A patent/MXPA02010000A/es unknown
- 2002-10-10 JP JP2002297424A patent/JP2003119092A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP1302455A1 (en) | 2003-04-16 |
| IL152165A0 (en) | 2003-05-29 |
| CA2406412A1 (en) | 2003-04-12 |
| US6617412B2 (en) | 2003-09-09 |
| US20030089150A1 (en) | 2003-05-15 |
| MXPA02010000A (es) | 2005-08-16 |
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