ZA747072B - Manufacture of granular isobutylidene diurea - Google Patents
Manufacture of granular isobutylidene diureaInfo
- Publication number
- ZA747072B ZA747072B ZA00747072A ZA747072A ZA747072B ZA 747072 B ZA747072 B ZA 747072B ZA 00747072 A ZA00747072 A ZA 00747072A ZA 747072 A ZA747072 A ZA 747072A ZA 747072 B ZA747072 B ZA 747072B
- Authority
- ZA
- South Africa
- Prior art keywords
- granular
- manufacture
- isobutylidene diurea
- isobutylidene
- diurea
- Prior art date
Links
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 |
|---|---|
| ZA747072B true ZA747072B (en) | 1975-12-31 |
Family
ID=5897238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00747072A ZA747072B (en) | 1973-11-05 | 1974-11-04 | Manufacture of granular isobutylidene diurea |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3962329A (xx) |
| JP (1) | JPS5071629A (xx) |
| BE (1) | BE821858A (xx) |
| DE (1) | DE2355212C2 (xx) |
| FR (1) | FR2249875B1 (xx) |
| GB (1) | GB1478865A (xx) |
| NL (1) | NL7414424A (xx) |
| ZA (1) | ZA747072B (xx) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5424942B2 (xx) * | 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 |
| US10689306B2 (en) | 2015-07-20 | 2020-06-23 | Sabic Global Technologies B.V. | Fertilizer composition and methods of making and using same |
| US11104618B2 (en) | 2015-07-20 | 2021-08-31 | Sabic Global Technologies B.V. | Fertilizer composition and methods of making and using same |
| 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 |
| WO2017087264A1 (en) | 2015-11-16 | 2017-05-26 | Sabic Global Technologies B.V. | Coated granular fertilizers, methods of manufacture thereof, and uses thereof |
| US10865159B2 (en) | 2015-11-16 | 2020-12-15 | Sabic Global Technologies B.V. | Methods of manufacture for coated granular fertilizers |
| US11806689B2 (en) | 2016-02-08 | 2023-11-07 | Sabic Global Technologies B.V. | Method of making a fertilizer seed core |
| AU2018255920B2 (en) | 2017-04-19 | 2023-08-31 | SABIC Agri-Nutrients Company | Enhanced efficiency fertilizer with urease inhibitor and nitrification inhibitor in separate particles |
| CN110809569B (zh) | 2017-04-19 | 2022-07-12 | 沙特基础工业全球技术公司 | 具有在同一颗粒内分开的尿素酶抑制剂和硝化抑制剂的增效肥料 |
| CN110770195B (zh) | 2017-04-20 | 2022-08-23 | 沙特基础工业全球技术公司 | 具有内嵌粉末组合物的增效肥料 |
| US11465945B2 (en) | 2017-04-24 | 2022-10-11 | Sabic Global Technologies B.V. | Urea condensation compositions and methods of making the same |
| EP3665138A1 (en) | 2017-08-09 | 2020-06-17 | SABIC Global Technologies B.V. | Extruded fertilizer granules with urease and/or nitrification inhibitors |
| EP3826981A1 (en) | 2018-07-23 | 2021-06-02 | SABIC Global Technologies B.V. | Spherical urea-aldehyde condensate fertilizers |
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 FR FR7436558A patent/FR2249875B1/fr not_active Expired
- 1974-11-04 GB GB47582/74A patent/GB1478865A/en 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 BE BE150212A patent/BE821858A/xx unknown
- 1974-11-05 NL NL7414424A patent/NL7414424A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7414424A (nl) | 1975-05-07 |
| FR2249875A1 (xx) | 1975-05-30 |
| FR2249875B1 (xx) | 1978-11-24 |
| DE2355212B1 (de) | 1975-03-06 |
| US3962329A (en) | 1976-06-08 |
| JPS5071629A (xx) | 1975-06-13 |
| GB1478865A (en) | 1977-07-06 |
| BE821858A (fr) | 1975-05-05 |
| DE2355212C2 (de) | 1975-10-23 |
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