JPS58208186A - 窒素を緩徐に放出する肥料の製造方法 - Google Patents

窒素を緩徐に放出する肥料の製造方法

Info

Publication number
JPS58208186A
JPS58208186A JP58089333A JP8933383A JPS58208186A JP S58208186 A JPS58208186 A JP S58208186A JP 58089333 A JP58089333 A JP 58089333A JP 8933383 A JP8933383 A JP 8933383A JP S58208186 A JPS58208186 A JP S58208186A
Authority
JP
Japan
Prior art keywords
urea
range
product
temperature
formaldehyde
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.)
Granted
Application number
JP58089333A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0254315B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
レモ・モナルデイ
ラフアエルロ・フオルテイブオニ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Montedison SpA
Original Assignee
Montedison SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Montedison SpA filed Critical Montedison SpA
Publication of JPS58208186A publication Critical patent/JPS58208186A/ja
Publication of JPH0254315B2 publication Critical patent/JPH0254315B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
JP58089333A 1982-05-27 1983-05-23 窒素を緩徐に放出する肥料の製造方法 Granted JPS58208186A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT21508/82A IT1152197B (it) 1982-05-27 1982-05-27 Procedimento per la preparazione di fertilizzanti a lenta cessione di azoto
IT21508A/82 1982-05-27

Publications (2)

Publication Number Publication Date
JPS58208186A true JPS58208186A (ja) 1983-12-03
JPH0254315B2 JPH0254315B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-11-21

Family

ID=11182837

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58089333A Granted JPS58208186A (ja) 1982-05-27 1983-05-23 窒素を緩徐に放出する肥料の製造方法

Country Status (6)

Country Link
US (1) US4610715A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0095913B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS58208186A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AR (1) AR230254A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3361059D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1152197B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3539631C2 (de) * 1985-11-08 1997-07-31 Basf Ag Verfahren zur Herstellung von Oligomethylenharnstoffgemischen
US5211985A (en) * 1991-10-09 1993-05-18 Ici Canada, Inc. Multi-stage process for continuous coating of fertilizer particles
US5674971A (en) * 1995-06-06 1997-10-07 Georgia-Pacific Resins, Inc. Urea-formaldehyde resin composition and method of preparation thereof
US6299663B1 (en) 1996-04-19 2001-10-09 Airborne Industrial Minerals Inc. Granulation method and apparatus therefor
US6132484A (en) * 1998-04-17 2000-10-17 Airborne Industrial Minerals Inc. Wet granulation method for generating fertilizer granules
US6331193B1 (en) 1998-04-17 2001-12-18 Airborne Industrial Minerals Inc. Wet granulation method generating sulfur granules
US6454979B1 (en) 1998-04-17 2002-09-24 Airborne Industrial Minerals Inc. Wet granulation method for generating granules
US6293985B1 (en) * 1998-04-17 2001-09-25 Airborne Industrial Minerals Fertilizer granulation method
US6254655B1 (en) * 1999-03-18 2001-07-03 Oms Investments, Inc. Processes for preparing granular composite fertilizer compositions and products produced thereby
CA2307700A1 (en) 1999-05-05 2000-11-05 Airborne Industrial Minerals Inc. Composte granulation method
KR20010086703A (ko) * 2000-03-02 2001-09-15 임준영 완효성 비료의 제조방법 및 그 제조물
CA2300237A1 (en) * 2000-03-09 2001-09-09 Mikhail Pildysh A coated substrate having controlled release properties and a method for the production thereof
ITMI20011831A1 (it) * 2001-08-30 2003-03-02 Sadepan Chimica S R L Procedimento per la produzione di fertilizzanti azoiati e complessi, anche con microelementi, in forma granulare sferica ad elevata omogenei
RU2225854C1 (ru) * 2003-04-21 2004-03-20 Открытое Акционерное Общество "Научно-Исследовательский И Проектный Институт Карбамида И Продуктов Органического Синтеза" Состав удобрения и способ получения удобрения
CN1894172A (zh) * 2003-12-18 2007-01-10 佐治亚-太平洋树脂公司 延长释放的含氮粒状肥料
US20090035384A1 (en) * 2006-03-31 2009-02-05 Lambeth Gregory H Process for producing coated urea-formaldehyde polymers
US7862642B2 (en) * 2006-12-14 2011-01-04 Georgia-Pacific Chemicals Llc Extended-release urea-based granular fertilizer
CN101891563B (zh) * 2010-06-17 2013-01-30 刘峰 一种脲乙氨酸法生产的缓控释肥
CN102910991A (zh) * 2012-09-29 2013-02-06 湖北富邦科技股份有限公司 大颗粒缓释氯化铵肥料及其制备方法与专用造粒缓释材料
WO2016070184A1 (en) 2014-10-31 2016-05-06 Koch Agronomic Services, Llc Nitrification inhibitor compositions and methods of making thereof
JP7430379B2 (ja) * 2020-01-16 2024-02-13 朝日アグリア株式会社 粒状有機肥料の製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB737468A (en) * 1951-09-12 1955-09-28 Du Pont Preparation of urea-formaldehyde condensate fertiliser compositions
US2845401A (en) * 1955-02-28 1958-07-29 Allied Chem Ureaform fertilizer
GB869362A (en) * 1958-08-07 1961-05-31 Ici Ltd Fertilisers based on urea-formaldehyde resins
US3129091A (en) * 1960-10-10 1964-04-14 Allied Chem Granular ureaform fertilizer
US3198761A (en) * 1961-04-27 1965-08-03 Hercules Powder Co Ltd Urea-formaldehyde compositions and their manufacture
DE1543903A1 (de) * 1966-07-16 1970-07-09 Veba Chemie Ag Verfahren zur Herstellung von Kondensationsprodukten
GB1180884A (en) * 1967-06-06 1970-02-11 Allied Chem Liquid Fertilizer Suspension Containing Ureaform.
NL6907509A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1969-05-16 1970-11-18
US3677736A (en) * 1971-06-08 1972-07-18 Allied Chem Liquid fertilizer suspension containing ureaform
DE2422238C2 (de) * 1974-05-08 1987-03-26 Saarbergwerke AG, 6600 Saarbrücken Verfahren zur Herstellung eines Harnstoff-Formaldehyd-Düngers
AR206029A1 (es) * 1974-05-23 1976-06-23 Orgonics Procedimiento para tratar tortas de filtrado provenientes del tratamiento de aguas servidas y obtener un producto granulado inodoro de elevado contenido en nitrogeno y producto resultante
IL47145A (en) * 1975-04-22 1978-04-30 Chem & Phosphates Ltd Method for the meanufacture of ureaform fertilizer
IL47144A (en) * 1975-04-22 1978-06-15 Chem & Phosphates Ltd Fertilizer compound the ureaform type and a method for the production thereof
US4145207A (en) * 1977-01-19 1979-03-20 Moore William P Preparation of improved foliar fertilizer
IT1121801B (it) * 1978-06-19 1986-04-23 Ashland Oil Inc Fertilizzanti liquidi di metilen-uree

Also Published As

Publication number Publication date
EP0095913B1 (en) 1985-10-23
EP0095913A3 (en) 1984-04-11
EP0095913A2 (en) 1983-12-07
IT8221508A0 (it) 1982-05-27
AR230254A1 (es) 1984-03-01
IT1152197B (it) 1986-12-31
US4610715A (en) 1986-09-09
DE3361059D1 (en) 1985-11-28
JPH0254315B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-11-21

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