BE821858A - Procede de preparation d'isobutylidene.diuree granulee - Google Patents
Procede de preparation d'isobutylidene.diuree granuleeInfo
- Publication number
- BE821858A BE821858A BE150212A BE150212A BE821858A BE 821858 A BE821858 A BE 821858A BE 150212 A BE150212 A BE 150212A BE 150212 A BE150212 A BE 150212A BE 821858 A BE821858 A BE 821858A
- Authority
- BE
- Belgium
- Prior art keywords
- diuree
- isobutylidene
- granulated
- preparation
- granulated isobutylidene
- Prior art date
Links
- QFHMNFAUXJAINK-UHFFFAOYSA-N [1-(carbamoylamino)-2-methylpropyl]urea Chemical class NC(=O)NC(C(C)C)NC(N)=O QFHMNFAUXJAINK-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
- C07C273/1854—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety
- C07C273/1863—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas by reactions not involving the formation of the N-C(O)-N- moiety from urea
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fertilizers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2355212A DE2355212C2 (de) | 1973-11-05 | 1973-11-05 | Verfahren zur Herstellung von körnigem Isobutylidendiharnstoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE821858A true BE821858A (fr) | 1975-05-05 |
Family
ID=5897238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE150212A BE821858A (fr) | 1973-11-05 | 1974-11-05 | Procede de preparation d'isobutylidene.diuree granulee |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3962329A (fr) |
| JP (1) | JPS5071629A (fr) |
| BE (1) | BE821858A (fr) |
| DE (1) | DE2355212C2 (fr) |
| FR (1) | FR2249875B1 (fr) |
| GB (1) | GB1478865A (fr) |
| NL (1) | NL7414424A (fr) |
| ZA (1) | ZA747072B (fr) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5424942B2 (fr) * | 1974-04-09 | 1979-08-24 | ||
| US4250324A (en) * | 1977-11-18 | 1981-02-10 | Beasley Marvin L | Water-degradable esters and process for the preparation thereof |
| CN104507908B (zh) * | 2012-07-23 | 2017-06-23 | 沙特基础工业公司 | 用于制备异丁叉二脲的方法 |
| NZ723446A (en) | 2014-01-31 | 2022-02-25 | Saudi Basic Ind Corp | Fertilizer capsule comprising one or more cores and method of making same |
| CN106458780B (zh) | 2014-05-05 | 2019-11-12 | 赛贝克环球科技公司 | 涂覆的粒状肥料、其制造方法和使用 |
| BR112018001196B1 (pt) | 2015-07-20 | 2021-10-26 | Sabic Global Technologies B.V. | Partícula de núcleo de fertilizante, grânulo de fertilizante, e, método para preparar uma partícula de núcleo de fertilizante |
| EP3325491B1 (fr) | 2015-07-20 | 2020-05-20 | SABIC Global Technologies B.V. | Composition d'engrais et procédés de fabrication et d'utilisation de cette dernière |
| CN105061329B (zh) * | 2015-08-26 | 2017-08-01 | 上海化工研究院有限公司 | 一种有机溶剂重结晶提纯丁烯叉二脲的方法及装置 |
| ES3040217T3 (en) | 2015-11-16 | 2025-10-29 | Sabic Agri Nutrients Company | Coated granular fertilizers, methods of manufacture thereof, and uses thereof |
| WO2017087265A1 (fr) | 2015-11-16 | 2017-05-26 | Sabic Global Technologies B.V. | Procédés de fabrication d'engrais granulaires enrobés |
| WO2017137902A1 (fr) | 2016-02-08 | 2017-08-17 | Sabic Global Technologies B.V. | Procédé de fabrication de noyau d'ensemencement d'engrais |
| EP3612508B1 (fr) | 2017-04-19 | 2026-01-28 | Sabic Agri-Nutrients Company | Engrais à efficacité améliorée comportant un inhibiteur d'uréase et un inhibiteur de nitrification dans des particules séparées |
| EP3612506A1 (fr) | 2017-04-19 | 2020-02-26 | SABIC Global Technologies B.V. | Engrais à efficacité améliorée comportant un inhibiteur d'uréase et un inhibiteur de nitrification séparés à l'intérieur de la même particule |
| WO2018193345A1 (fr) | 2017-04-20 | 2018-10-25 | Sabic Global Technologies B.V. | Engrais à efficacité améliorée comportant une composition de poudre enrobée |
| US11465945B2 (en) | 2017-04-24 | 2022-10-11 | Sabic Global Technologies B.V. | Urea condensation compositions and methods of making the same |
| AU2018313067B2 (en) | 2017-08-09 | 2024-02-08 | SABIC Agri-Nutrients Company | Extruded fertilizer granules with urease and/or nitrification inhibitors |
| WO2020021335A1 (fr) | 2018-07-23 | 2020-01-30 | Sabic Glogal Technologies B.V. | Engrais sphérique contenant des condensats d'urée-aldéhyde |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3459528A (en) * | 1966-04-26 | 1969-08-05 | Uss Agri Chem Inc | Urea condensation product slow release nitrogen fertilizer compounds and the preparation thereof |
| US3507641A (en) * | 1966-12-29 | 1970-04-21 | Grace W R & Co | Preparation of slurry fertilizer by acid treatment of phosphate rock and ammoniation |
-
1973
- 1973-11-05 DE DE2355212A patent/DE2355212C2/de not_active Expired
-
1974
- 1974-10-25 US US05/517,889 patent/US3962329A/en not_active Expired - Lifetime
- 1974-11-04 GB GB47582/74A patent/GB1478865A/en not_active Expired
- 1974-11-04 FR FR7436558A patent/FR2249875B1/fr not_active Expired
- 1974-11-04 ZA ZA00747072A patent/ZA747072B/xx unknown
- 1974-11-05 JP JP49126650A patent/JPS5071629A/ja active Pending
- 1974-11-05 NL NL7414424A patent/NL7414424A/xx not_active Application Discontinuation
- 1974-11-05 BE BE150212A patent/BE821858A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5071629A (fr) | 1975-06-13 |
| FR2249875B1 (fr) | 1978-11-24 |
| DE2355212C2 (de) | 1975-10-23 |
| ZA747072B (en) | 1975-12-31 |
| US3962329A (en) | 1976-06-08 |
| NL7414424A (nl) | 1975-05-07 |
| DE2355212B1 (de) | 1975-03-06 |
| GB1478865A (en) | 1977-07-06 |
| FR2249875A1 (fr) | 1975-05-30 |
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