NO331525B1 - Flytende gjodningsmiddel av urea-formaldehydharpiks og fremgangsmate til fremstilling derav - Google Patents
Flytende gjodningsmiddel av urea-formaldehydharpiks og fremgangsmate til fremstilling derav Download PDFInfo
- Publication number
- NO331525B1 NO331525B1 NO20030691A NO20030691A NO331525B1 NO 331525 B1 NO331525 B1 NO 331525B1 NO 20030691 A NO20030691 A NO 20030691A NO 20030691 A NO20030691 A NO 20030691A NO 331525 B1 NO331525 B1 NO 331525B1
- Authority
- NO
- Norway
- Prior art keywords
- urea
- formaldehyde
- weight
- nitrogen
- resin
- Prior art date
Links
- 229920001807 Urea-formaldehyde Polymers 0.000 title claims abstract description 36
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 title claims abstract description 21
- 239000003337 fertilizer Substances 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 84
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 42
- 229920005989 resin Polymers 0.000 claims abstract description 23
- 239000011347 resin Substances 0.000 claims abstract description 23
- 238000013270 controlled release Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 88
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 72
- 239000004202 carbamide Substances 0.000 claims description 69
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 49
- 239000000243 solution Substances 0.000 claims description 29
- 229910021529 ammonia Inorganic materials 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 14
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 11
- 239000011591 potassium Substances 0.000 claims description 11
- 229910052700 potassium Inorganic materials 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 10
- 235000015097 nutrients Nutrition 0.000 claims description 8
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 239000003637 basic solution Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 abstract description 14
- 235000013877 carbamide Nutrition 0.000 description 65
- 238000006243 chemical reaction Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 229910019142 PO4 Inorganic materials 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 7
- 239000010452 phosphate Substances 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 239000011785 micronutrient Substances 0.000 description 5
- 235000013369 micronutrients Nutrition 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 150000003672 ureas Chemical class 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- -1 tri-substituted urea Chemical class 0.000 description 4
- ZMGMDXCADSRNCX-UHFFFAOYSA-N 5,6-dihydroxy-1,3-diazepan-2-one Chemical compound OC1CNC(=O)NCC1O ZMGMDXCADSRNCX-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 150000001299 aldehydes Chemical class 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- COSWCAGTKRUTQV-UHFFFAOYSA-N 1,1,3-trimethylurea Chemical compound CNC(=O)N(C)C COSWCAGTKRUTQV-UHFFFAOYSA-N 0.000 description 2
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 2
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical class C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- VGGLHLAESQEWCR-UHFFFAOYSA-N N-(hydroxymethyl)urea Chemical compound NC(=O)NCO VGGLHLAESQEWCR-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 159000000001 potassium salts Chemical class 0.000 description 2
- 150000003141 primary amines Chemical class 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000375 suspending agent Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- MXZROAOUCUVNHX-UHFFFAOYSA-N 2-Aminopropanol Chemical compound CCC(N)O MXZROAOUCUVNHX-UHFFFAOYSA-N 0.000 description 1
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical class CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- FGRVOLIFQGXPCT-UHFFFAOYSA-L dipotassium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane Chemical compound [K+].[K+].[O-]S([O-])(=O)=S FGRVOLIFQGXPCT-UHFFFAOYSA-L 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 1
- 229910001947 lithium oxide Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- QDWYPRSFEZRKDK-UHFFFAOYSA-M sodium;sulfamate Chemical group [Na+].NS([O-])(=O)=O QDWYPRSFEZRKDK-UHFFFAOYSA-M 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/40—Chemically modified polycondensates
- C08G12/42—Chemically modified polycondensates by etherifying
- C08G12/421—Chemically modified polycondensates by etherifying of polycondensates based on acyclic or carbocyclic compounds
- C08G12/422—Chemically modified polycondensates by etherifying of polycondensates based on acyclic or carbocyclic compounds based on urea or thiourea
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/02—Fertilisers containing urea or urea compounds containing urea-formaldehyde condensates
-
- 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
- C05G5/20—Liquid fertilisers
-
- 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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08G12/043—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with at least two compounds covered by more than one of the groups C08G12/06 - C08G12/24
- C08G12/046—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with at least two compounds covered by more than one of the groups C08G12/06 - C08G12/24 one being urea or thiourea
-
- 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
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
- C08G12/12—Ureas; Thioureas
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22667700P | 2000-08-22 | 2000-08-22 | |
| US09/923,794 US6632262B2 (en) | 2000-08-22 | 2001-08-08 | Controlled release urea-formaldehyde liquid fertilizer resins |
| PCT/US2001/024992 WO2002016458A2 (en) | 2000-08-22 | 2001-08-10 | Controlled release urea-formaldehyde liquid fertilizer resins |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO20030691D0 NO20030691D0 (no) | 2003-02-13 |
| NO20030691L NO20030691L (no) | 2003-04-10 |
| NO331525B1 true NO331525B1 (no) | 2012-01-23 |
Family
ID=26920766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO20030691A NO331525B1 (no) | 2000-08-22 | 2003-02-13 | Flytende gjodningsmiddel av urea-formaldehydharpiks og fremgangsmate til fremstilling derav |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6632262B2 (ja) |
| EP (1) | EP1311461B1 (ja) |
| JP (1) | JP3993513B2 (ja) |
| KR (1) | KR20030040412A (ja) |
| AT (1) | ATE398604T1 (ja) |
| AU (2) | AU7925001A (ja) |
| BR (1) | BR0113401B1 (ja) |
| CA (1) | CA2419579C (ja) |
| CR (1) | CR6909A (ja) |
| DE (1) | DE60134478D1 (ja) |
| DK (1) | DK1311461T3 (ja) |
| ES (1) | ES2307638T3 (ja) |
| MX (1) | MXPA03001589A (ja) |
| NO (1) | NO331525B1 (ja) |
| PT (1) | PT1311461E (ja) |
| WO (1) | WO2002016458A2 (ja) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20010877A1 (it) * | 2001-04-26 | 2002-10-26 | Sadepan Chimica S R L | Procedimento per la fabbricazione di un fertilizzante liquido azotatoad altissima stabilita' e a rilascio controllato di azoto e fertilizan |
| US6566459B1 (en) * | 2002-04-29 | 2003-05-20 | Georgia-Pacific Resins, Inc. | Melamine-urea-formaldehyde resins modified with cyclic urea prepolymer and sodium metabisulfite |
| CA2549583A1 (en) * | 2003-12-18 | 2005-07-14 | Georgia-Pacific Resins, Inc. | Extended-release nitrogen-containing granular fertilizer |
| US20060196241A1 (en) * | 2004-05-20 | 2006-09-07 | Georgia-Pacific Resins, Inc. | High nitrogen liquid fertilizer |
| US20060236035A1 (en) * | 2005-02-18 | 2006-10-19 | Jeff Barlow | Systems and methods for CPU repair |
| CN100407898C (zh) * | 2005-06-09 | 2008-08-06 | 北京海依飞科技有限公司 | 一种农业灌溉施肥方法 |
| US7513928B2 (en) * | 2006-02-21 | 2009-04-07 | Phillips James C | High nitrogen liquid fertilizer |
| US20080134738A1 (en) * | 2006-12-06 | 2008-06-12 | Helena Holding Company | Use of humectants in foliar nitrogen containing fertilizer formulations |
| US7862642B2 (en) * | 2006-12-14 | 2011-01-04 | Georgia-Pacific Chemicals Llc | Extended-release urea-based granular fertilizer |
| US8048332B2 (en) * | 2008-11-12 | 2011-11-01 | Georgia-Pacific Chemicals Llc | Method for inhibiting ice formation and accumulation |
| US9440890B2 (en) | 2010-04-30 | 2016-09-13 | Koch Agronomic Services, Llc | Reaction products and methods for making and using same |
| EP2563745B1 (en) | 2010-04-30 | 2019-12-11 | Koch Agronomic Services, LLC | Reaction products and methods for making and using the same |
| EP2436707A1 (en) * | 2010-09-30 | 2012-04-04 | Cytec Technology Corp. | Reaction product of a cyclic urea and a multifunctional aldehyde |
| US9145340B2 (en) | 2012-08-13 | 2015-09-29 | Verdesian Life Sciences, Llc | Method of reducing atmospheric ammonia in livestock and poultry containment facilities |
| US9961922B2 (en) | 2012-10-15 | 2018-05-08 | Verdesian Life Sciences, Llc | Animal feed and/or water amendments for lowering ammonia concentrations in animal excrement |
| US9139481B2 (en) * | 2013-05-24 | 2015-09-22 | Verdesian Life Sciences, LLP | Anhydrous ammonia supplemented with agricultural actives |
| US11254620B2 (en) | 2013-08-05 | 2022-02-22 | Verdesian Life Sciences U.S., Llc | Micronutrient-enhanced polymeric seed coatings |
| TW201522390A (zh) | 2013-08-27 | 2015-06-16 | 特級肥料產品公司 | 聚陰離子聚合物 |
| CA2923561C (en) | 2013-09-05 | 2022-05-03 | Verdesian Life Sciences, Llc | Polymer-boric acid compositions |
| US10519070B2 (en) | 2014-05-21 | 2019-12-31 | Verdesian Life Sciences U.S., Llc | Polymer soil treatment compositions including humic acids |
| WO2015179552A1 (en) | 2014-05-22 | 2015-11-26 | Verdesian Life Sciences, Llc | Polymeric compositions |
| CN105418866A (zh) * | 2014-09-23 | 2016-03-23 | 西南林业大学 | 一种刨花板用高固体含量脲醛树脂及其制备方法 |
| ES2709760T3 (es) | 2015-05-07 | 2019-04-17 | Advachem Sa | Proceso para la preparación de fertilizante de nitrógeno |
| CN105541419B (zh) * | 2015-12-28 | 2019-04-19 | 中海石油化学股份有限公司 | 一种脲醛液体肥料的制备方法 |
| CN110436994A (zh) * | 2019-08-07 | 2019-11-12 | 金隅微观（沧州）化工有限公司 | 一种高含氮量液体缓释氮肥的制备方法 |
| CN110483105A (zh) * | 2019-08-14 | 2019-11-22 | 深圳市芭田生态工程股份有限公司 | 一种液态缓释肥的制备方法及制备设备 |
| CN114634377A (zh) * | 2020-12-15 | 2022-06-17 | 沈阳化工研究院有限公司 | 一种清液型脲甲醛长效肥料及其制备和应用 |
| CN113912447A (zh) * | 2021-10-27 | 2022-01-11 | 哈撒韦(青岛)生物科技有限公司 | 一种液体脲醛缓释肥料及其生产方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3096168A (en) | 1960-05-20 | 1963-07-02 | Allied Chem | Suspensions of ureaform in liquid mixed fertilizers |
| US3677736A (en) | 1971-06-08 | 1972-07-18 | Allied Chem | Liquid fertilizer suspension containing ureaform |
| US3970625A (en) | 1973-03-14 | 1976-07-20 | Allied Chemical Corporation | Production of urea-formaldehyde concentrates |
| US4244727A (en) | 1979-02-07 | 1981-01-13 | Ashland Oil, Inc. | Urea-formaldehyde solution for foliar fertilization |
| USRE31801E (en) | 1979-02-07 | 1985-01-15 | Hawkeye Chemical Company | Urea-formaldehyde solution for foliar fertilization |
| US4304588A (en) | 1980-05-05 | 1981-12-08 | Moore Jr William P | Foliar feed compositions |
| US4409015A (en) | 1982-02-11 | 1983-10-11 | Borden, Inc. | Flowable liquid fertilizer containing suspended water insoluble nitrogen |
| US4526606A (en) | 1983-05-05 | 1985-07-02 | Georgia-Pacific Resins, Inc. | Urea-formaldehyde liquid fertilizer suspension |
| US4581056A (en) | 1983-05-11 | 1986-04-08 | The Board Of Regents Of University Of Michigan, Corp. Of Michigan | Synergistic senescence delaying foliar fertilizer composition and method of using same to delay senescence in field crops |
| US4599102A (en) | 1984-08-28 | 1986-07-08 | Arcadian Corporation | Triazone fertilizer and method of making |
| NL8502239A (nl) | 1984-08-28 | 1986-03-17 | Arcadian Corp | Vloeibare meststofsamenstelling op basis van triazon. |
| US4554005A (en) | 1984-08-28 | 1985-11-19 | Arcadian Corporation | Triazone fertilizer and method of making |
| US4778510A (en) | 1987-05-07 | 1988-10-18 | Triazone Corporation | Triazone fertilizer and method of making |
| US5266097A (en) * | 1992-12-31 | 1993-11-30 | The Vigoro Corporation | Aminoureaformaldehyde fertilizer method and composition |
| US5449394A (en) | 1994-03-25 | 1995-09-12 | Coron Corporation | Nonpolymeric condensed ammonia, urea, formaldehyde liquid fertilizer |
| US6048378A (en) | 1998-08-13 | 2000-04-11 | Lesco, Inc. | Highly available particulate controlled release nitrogen fertilizer |
-
2001
- 2001-08-08 US US09/923,794 patent/US6632262B2/en not_active Expired - Lifetime
- 2001-08-10 EP EP01957513A patent/EP1311461B1/en not_active Expired - Lifetime
- 2001-08-10 BR BRPI0113401-9A patent/BR0113401B1/pt not_active IP Right Cessation
- 2001-08-10 AT AT01957513T patent/ATE398604T1/de active
- 2001-08-10 WO PCT/US2001/024992 patent/WO2002016458A2/en active IP Right Grant
- 2001-08-10 MX MXPA03001589A patent/MXPA03001589A/es active IP Right Grant
- 2001-08-10 PT PT01957513T patent/PT1311461E/pt unknown
- 2001-08-10 DE DE60134478T patent/DE60134478D1/de not_active Expired - Lifetime
- 2001-08-10 KR KR10-2003-7002506A patent/KR20030040412A/ko active IP Right Grant
- 2001-08-10 AU AU7925001A patent/AU7925001A/xx active Pending
- 2001-08-10 AU AU2001279250A patent/AU2001279250B2/en not_active Ceased
- 2001-08-10 ES ES01957513T patent/ES2307638T3/es not_active Expired - Lifetime
- 2001-08-10 CA CA002419579A patent/CA2419579C/en not_active Expired - Fee Related
- 2001-08-10 DK DK01957513T patent/DK1311461T3/da active
- 2001-08-10 JP JP2002521552A patent/JP3993513B2/ja not_active Expired - Fee Related
-
2003
- 2003-02-13 NO NO20030691A patent/NO331525B1/no not_active IP Right Cessation
- 2003-02-21 CR CR6909A patent/CR6909A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MXPA03001589A (es) | 2003-10-15 |
| US6632262B2 (en) | 2003-10-14 |
| NO20030691L (no) | 2003-04-10 |
| JP2004506790A (ja) | 2004-03-04 |
| EP1311461A2 (en) | 2003-05-21 |
| DE60134478D1 (de) | 2008-07-31 |
| ES2307638T3 (es) | 2008-12-01 |
| CA2419579A1 (en) | 2002-02-28 |
| BR0113401A (pt) | 2003-07-08 |
| DK1311461T3 (da) | 2008-10-06 |
| BR0113401B1 (pt) | 2011-08-09 |
| WO2002016458A3 (en) | 2002-05-10 |
| NO20030691D0 (no) | 2003-02-13 |
| ATE398604T1 (de) | 2008-07-15 |
| WO2002016458A2 (en) | 2002-02-28 |
| AU2001279250B2 (en) | 2005-02-24 |
| EP1311461B1 (en) | 2008-06-18 |
| CA2419579C (en) | 2009-12-22 |
| JP3993513B2 (ja) | 2007-10-17 |
| US20020043086A1 (en) | 2002-04-18 |
| KR20030040412A (ko) | 2003-05-22 |
| AU7925001A (en) | 2002-03-04 |
| CR6909A (es) | 2003-12-04 |
| PT1311461E (pt) | 2008-09-17 |
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| Date | Code | Title | Description |
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| MM1K | Lapsed by not paying the annual fees |