DE2536545A1 - Duengemittelzusammensetzung des harnstoff-formaldehyd-typs und verfahren zu deren herstellung - Google Patents

Duengemittelzusammensetzung des harnstoff-formaldehyd-typs und verfahren zu deren herstellung

Info

Publication number
DE2536545A1
DE2536545A1 DE19752536545 DE2536545A DE2536545A1 DE 2536545 A1 DE2536545 A1 DE 2536545A1 DE 19752536545 DE19752536545 DE 19752536545 DE 2536545 A DE2536545 A DE 2536545A DE 2536545 A1 DE2536545 A1 DE 2536545A1
Authority
DE
Germany
Prior art keywords
urea
nitrogen
water
formaldehyde
insoluble
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Withdrawn
Application number
DE19752536545
Other languages
German (de)
English (en)
Inventor
Geb Girshowitsh Liuba Dr Cohen
Geb Katz Dahlia S D Greidinger
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.)
Chemicals and Phosphates Ltd
Original Assignee
Chemicals and Phosphates Ltd
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 Chemicals and Phosphates Ltd filed Critical Chemicals and Phosphates Ltd
Publication of DE2536545A1 publication Critical patent/DE2536545A1/de
Withdrawn legal-status Critical Current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)
DE19752536545 1975-04-22 1975-08-16 Duengemittelzusammensetzung des harnstoff-formaldehyd-typs und verfahren zu deren herstellung Withdrawn DE2536545A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL47144A IL47144A (en) 1975-04-22 1975-04-22 Fertilizer compound the ureaform type and a method for the production thereof

Publications (1)

Publication Number Publication Date
DE2536545A1 true DE2536545A1 (de) 1976-11-04

Family

ID=11048192

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752536545 Withdrawn DE2536545A1 (de) 1975-04-22 1975-08-16 Duengemittelzusammensetzung des harnstoff-formaldehyd-typs und verfahren zu deren herstellung

Country Status (7)

Country Link
US (1) US4089899A (https=)
CA (1) CA1089664A (https=)
DE (1) DE2536545A1 (https=)
FR (1) FR2308606A1 (https=)
GB (1) GB1483994A (https=)
IL (1) IL47144A (https=)
NL (1) NL7603419A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997005084A1 (en) * 1995-07-28 1997-02-13 Kemira Agro Oy Method for production of oligomethyleneurea

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1121801B (it) * 1978-06-19 1986-04-23 Ashland Oil Inc Fertilizzanti liquidi di metilen-uree
US4378238A (en) * 1981-07-30 1983-03-29 The O.M. Scott & Sons Company Controlled release particulate fertilizer composition
EP0071128B2 (de) * 1981-07-30 1995-08-16 O.M.Scott + Sons Company Granuliertes Düngemittel mit gesteuerter Wirkstofffreigabe
IT1152197B (it) * 1982-05-27 1986-12-31 Montedison Spa Procedimento per la preparazione di fertilizzanti a lenta cessione di azoto
US4483877A (en) * 1983-01-25 1984-11-20 Hawkeye Chemical Company Method of producing silage
US4526606A (en) * 1983-05-05 1985-07-02 Georgia-Pacific Resins, Inc. Urea-formaldehyde liquid fertilizer suspension
US4954154A (en) * 1986-03-26 1990-09-04 The O. M. Scott & Sons Company Controlled release fertilizer gel composition and process for its production
US5266097A (en) * 1992-12-31 1993-11-30 The Vigoro Corporation Aminoureaformaldehyde fertilizer method and composition
US5453924A (en) * 1994-05-16 1995-09-26 Ag-Chem Equipment Company, Inc. Mobile control system responsive to land area maps
US5698003A (en) * 1995-12-19 1997-12-16 Imc-Agrico Company Formulation for fertilizer additive concentrate
DE19613794C2 (de) * 1996-04-04 1998-07-23 Agra Duenger Gmbh Nährstoffsubstrat für Mikroorganismen bei der biologischen Bodensanierung
US6048378A (en) * 1998-08-13 2000-04-11 Lesco, Inc. Highly available particulate controlled release nitrogen fertilizer
US6254655B1 (en) 1999-03-18 2001-07-03 Oms Investments, Inc. Processes for preparing granular composite fertilizer compositions and products produced thereby
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
US6900162B2 (en) * 2002-03-26 2005-05-31 Georgia-Pacific Resins, Inc. Slow release nitrogen coating
MXPA06006937A (es) * 2003-12-18 2006-09-04 Georgia Pacific Resins Fertilizador granular que contiene nitrogeno de liberacion prolongada.
WO2005107454A2 (en) * 2004-04-30 2005-11-17 Nft Industries, Llc Controlled release fertilizers employing ureaform compounds and processes for making same
WO2007024753A2 (en) * 2005-08-18 2007-03-01 Regal Chemical Company Slow-release fertilizer and method of making and using same
KR101282440B1 (ko) * 2005-10-14 2013-07-04 아처 다니엘 미드랜드 캄파니 비료 조성물 및 사용 방법
US7862642B2 (en) * 2006-12-14 2011-01-04 Georgia-Pacific Chemicals Llc Extended-release urea-based granular fertilizer
US20080269053A1 (en) * 2007-04-26 2008-10-30 Less John F Amino Acid Compositions and Methods of Using as Fertilizer
CN102372656B (zh) * 2010-08-26 2014-08-20 中国石油化工股份有限公司 一种碳酰六胺化合物及其制备方法
CA2881711A1 (en) 2012-08-15 2014-02-20 Koch Agronomic Services, Llc Liquid compositions containing urease inhibitors and aryl alkyl alcohols
WO2014028767A1 (en) 2012-08-15 2014-02-20 Koch Agronomic Services, Llc Liquid compositions containing urease inhibitors and glycol alkyl ethers
WO2018197991A1 (en) * 2017-04-24 2018-11-01 Sabic Global Technologies B.V. Urea condensation compositions and methods of making the same
EP3826981B1 (en) 2018-07-23 2026-02-18 Sabic Agri-Nutrients Company Spherical urea-aldehyde condensate fertilizers

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2415705A (en) * 1942-03-14 1947-02-11 Solvay Process Co Process for producing fertilizers containing insoluble nitrogen
US2502996A (en) * 1944-06-20 1950-04-04 Cynthia Ann Rohner Fertilizers and methods for their production
US2592809A (en) * 1949-01-27 1952-04-15 Du Pont Preparation of nitrogenous fertilizer compositions
US2644806A (en) * 1950-09-14 1953-07-07 Allied Chem & Dye Corp Process for preparing a fertilizer containing water-insoluble nitrogen
US2766283A (en) * 1951-09-12 1956-10-09 Du Pont Preparation of fertilizer compositions
US2830036A (en) * 1955-06-06 1958-04-08 Nitro Form Agricultural Chemic Production of fertilizer compositions
US2916371A (en) * 1956-10-26 1959-12-08 James M O'donnell Temperature control process for making urea formaldehyde fertilizer compositions
US3150955A (en) * 1961-11-03 1964-09-29 Allied Chem Process for producing a free-flowing multi-layer ureaform coated fertilizer
US3231363A (en) * 1963-04-08 1966-01-25 O M Scott And Sons Co Process for making foamed ureaformaldehyde fertilizer
GB1099643A (en) * 1964-05-27 1968-01-17 Mitsubishi Chem Ind Preparation of alkylidene diureas
US3333940A (en) * 1966-05-13 1967-08-01 Grace W R & Co Process comprising impregnation of exfoliated vermiculite with urea-formaldehyde, and product thereof
DE1917569A1 (de) * 1969-04-05 1971-03-25 Neba Chemie Ag Verfahren zur Herstellung von Harnstoff-Formaldehyd-Kondensationsprodukten
US3759687A (en) * 1971-04-30 1973-09-18 A Nobell Method for manufacture of ureaformaldehyde fertilizer
US3970625A (en) * 1973-03-14 1976-07-20 Allied Chemical Corporation Production of urea-formaldehyde concentrates

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997005084A1 (en) * 1995-07-28 1997-02-13 Kemira Agro Oy Method for production of oligomethyleneurea
US6284921B1 (en) 1995-07-28 2001-09-04 Kemira Agro Oy Method for preparing a fertilizer
CN1088690C (zh) * 1995-07-28 2002-08-07 凯米拉农业公司 低聚亚甲脲的制备方法

Also Published As

Publication number Publication date
FR2308606A1 (fr) 1976-11-19
GB1483994A (en) 1977-08-24
US4089899A (en) 1978-05-16
NL7603419A (nl) 1976-10-26
FR2308606B3 (https=) 1979-01-12
IL47144A (en) 1978-06-15
IL47144A0 (en) 1975-08-31
CA1089664A (en) 1980-11-18

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination