DE1618128A1 - Verfahren zur kontinuierlichen Herstellung von Isobutylidendiharnstoff - Google Patents
Verfahren zur kontinuierlichen Herstellung von IsobutylidendiharnstoffInfo
- Publication number
- DE1618128A1 DE1618128A1 DE19671618128 DE1618128A DE1618128A1 DE 1618128 A1 DE1618128 A1 DE 1618128A1 DE 19671618128 DE19671618128 DE 19671618128 DE 1618128 A DE1618128 A DE 1618128A DE 1618128 A1 DE1618128 A1 DE 1618128A1
- Authority
- DE
- Germany
- Prior art keywords
- reaction
- isobutylidenediurea
- urea
- nozzle
- parts
- 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.)
- Withdrawn
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB0091838 | 1967-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1618128A1 true DE1618128A1 (de) | 1970-11-12 |
Family
ID=6986067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671618128 Withdrawn DE1618128A1 (de) | 1967-03-30 | 1967-03-30 | Verfahren zur kontinuierlichen Herstellung von Isobutylidendiharnstoff |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT278846B (OSRAM) |
| BE (1) | BE711803A (OSRAM) |
| DE (1) | DE1618128A1 (OSRAM) |
| FR (1) | FR1555361A (OSRAM) |
| GB (1) | GB1212605A (OSRAM) |
| NL (1) | NL6804201A (OSRAM) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2874996B1 (en) | 2012-07-23 | 2019-11-20 | Saudi Basic Industries Corporation | Process for the preparation of isobutylidene diurea |
| US10640430B2 (en) | 2014-01-31 | 2020-05-05 | Saudi Basic Industries Corporation | Fertilizer capsule comprising one or more cores and method of making same |
| US10233133B2 (en) | 2014-05-05 | 2019-03-19 | Sabic Global Technologies B.V. | Coated granular fertilizers, methods of manufacture thereof, and uses |
| 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 |
| CN108026118B (zh) | 2015-07-20 | 2021-11-05 | 沙特基础工业全球技术公司 | 肥料组合物及其制备方法和使用方法 |
| US10865159B2 (en) | 2015-11-16 | 2020-12-15 | Sabic Global Technologies B.V. | Methods of manufacture for coated granular fertilizers |
| CN108349828A (zh) | 2015-11-16 | 2018-07-31 | 沙特基础工业全球技术有限公司 | 包膜粒状肥料、其制造方法及其用途 |
| CN108602730A (zh) | 2016-02-08 | 2018-09-28 | 沙特基础工业全球技术有限公司 | 制备肥料种芯的方法 |
| US11358908B2 (en) | 2017-04-19 | 2022-06-14 | Sabic Global Technologies B.V. | Enhanced efficiency fertilizer with urease inhibitor and nitrification inhibitor in separate particles |
| US11306037B2 (en) | 2017-04-19 | 2022-04-19 | Sabic Global Technologies B.V. | Enhanced efficiency fertilizer with urease inhibitor and nitrification separated within the same particle |
| AU2018255908B2 (en) | 2017-04-20 | 2023-06-29 | SABIC Agri-Nutrients Company | Enhanced efficiency fertilizer with embedded powder composition |
| US11465945B2 (en) | 2017-04-24 | 2022-10-11 | Sabic Global Technologies B.V. | Urea condensation compositions and methods of making the same |
| WO2019030671A1 (en) | 2017-08-09 | 2019-02-14 | Sabic Global Technologies B.V. | EXTRUDED FERTILIZER PELLETS COMPRISING UREASE AND / OR NITRIFICATION INHIBITORS |
| CN112672986A (zh) | 2018-07-23 | 2021-04-16 | 沙特基础工业全球技术公司 | 球形脲醛缩合物肥料 |
-
1967
- 1967-03-30 DE DE19671618128 patent/DE1618128A1/de not_active Withdrawn
-
1968
- 1968-02-26 FR FR1555361D patent/FR1555361A/fr not_active Expired
- 1968-03-07 BE BE711803D patent/BE711803A/xx unknown
- 1968-03-25 NL NL6804201A patent/NL6804201A/xx unknown
- 1968-03-29 GB GB1510268A patent/GB1212605A/en not_active Expired
- 1968-03-29 AT AT309368A patent/AT278846B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL6804201A (OSRAM) | 1968-10-01 |
| FR1555361A (OSRAM) | 1969-01-24 |
| GB1212605A (en) | 1970-11-18 |
| BE711803A (OSRAM) | 1968-09-09 |
| AT278846B (de) | 1970-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8130 | Withdrawal |