BE750394A - Procede de preparation de condensats uree-formaldehyde utilisables comme engrais - Google Patents

Procede de preparation de condensats uree-formaldehyde utilisables comme engrais

Info

Publication number
BE750394A
BE750394A BE750394DA BE750394A BE 750394 A BE750394 A BE 750394A BE 750394D A BE750394D A BE 750394DA BE 750394 A BE750394 A BE 750394A
Authority
BE
Belgium
Prior art keywords
uree
fertilizers
usable
preparing
formaldehyde condensates
Prior art date
Application number
Other languages
English (en)
Original Assignee
Ver Kunstmestf Mekog Albatros
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 Ver Kunstmestf Mekog Albatros filed Critical Ver Kunstmestf Mekog Albatros
Publication of BE750394A publication Critical patent/BE750394A/fr

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07G—COMPOUNDS OF UNKNOWN CONSTITUTION
    • C07G99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
BE750394D 1969-05-16 1970-05-14 Procede de preparation de condensats uree-formaldehyde utilisables comme engrais BE750394A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6907509A NL6907509A (fr) 1969-05-16 1969-05-16

Publications (1)

Publication Number Publication Date
BE750394A true BE750394A (fr) 1970-11-16

Family

ID=19806962

Family Applications (1)

Application Number Title Priority Date Filing Date
BE750394D BE750394A (fr) 1969-05-16 1970-05-14 Procede de preparation de condensats uree-formaldehyde utilisables comme engrais

Country Status (4)

Country Link
BE (1) BE750394A (fr)
FR (1) FR2047754A5 (fr)
GB (1) GB1304718A (fr)
NL (1) NL6907509A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3539631A1 (de) * 1985-11-08 1987-05-14 Basf Ag Verfahren zur herstellung von oligomethylenharnstoffgemischen
WO2000006522A1 (fr) * 1998-07-30 2000-02-10 Sadepan Chimica S.R.L. Procede de production d'un engrais azote ayant une forme liquide stabilisee pour liberer l'azote pendant longtemps
CN114685191A (zh) * 2022-06-02 2022-07-01 中北大学 脲甲醛缓释肥高温非均相缩聚精简制备工艺及其施用方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1152197B (it) * 1982-05-27 1986-12-31 Montedison Spa Procedimento per la preparazione di fertilizzanti a lenta cessione di azoto
US5266097A (en) * 1992-12-31 1993-11-30 The Vigoro Corporation Aminoureaformaldehyde fertilizer method and composition
DE19923525A1 (de) * 1999-05-21 2000-11-23 Saar En Gmbh Verfahren zur Herstellung eines Harnstoff-Formaldehyd-Düngers

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3539631A1 (de) * 1985-11-08 1987-05-14 Basf Ag Verfahren zur herstellung von oligomethylenharnstoffgemischen
WO2000006522A1 (fr) * 1998-07-30 2000-02-10 Sadepan Chimica S.R.L. Procede de production d'un engrais azote ayant une forme liquide stabilisee pour liberer l'azote pendant longtemps
CN114685191A (zh) * 2022-06-02 2022-07-01 中北大学 脲甲醛缓释肥高温非均相缩聚精简制备工艺及其施用方法

Also Published As

Publication number Publication date
NL6907509A (fr) 1970-11-18
GB1304718A (fr) 1973-01-31
FR2047754A5 (fr) 1971-03-12

Similar Documents

Publication Publication Date Title
BE754723A (fr) Procede de preparation de
BE757999A (fr) Procede de preparation de bromonitro-alcools.
BE784737A (fr) Procede de preparation de n-arylurees
BE755624A (fr) Procede de preparation de 1,1-dihydro-perfluoro-alcanols
BE753227A (fr) Procede de preparation de cyclododecatriene-1,5,9"
BE750394A (fr) Procede de preparation de condensats uree-formaldehyde utilisables comme engrais
BE744132A (fr) Procede de preparation de diisocyanates
CH553785A (fr) Procede de preparation de nouvelles dibenzoazepines.
BE744417A (fr) Procede de preparation des dihydroxyalcoylbenzenes
BE753775A (fr) Procede de preparation de nitroximes
BE756386A (fr) Procede de preparation de dimercapto-d-limonene
BE785780A (fr) Procede de preparation de 6-hydroxy-dihydro-uraciles
BE754337A (fr) Procede de preparation de mercaptoalkylalcoxysilanes
CH553804A (fr) Procede de preparation de pyridopyrimidones substituees.
FR2073186A5 (fr) Procede de preparation de 2-alkoxy-4-hydroxy-pyrimidines
BE752622A (fr) Procede de preparation de n-alcenyl-acetamides
BE745787A (fr) Procede de preparation de sulfatobetaines
BE759159A (fr) Procede de preparation de 1,1,3,3-tetramethyl-guanidine
BE750523A (fr) Procede de preparation de derives de 2-alcoylidene-norbornane
BE749267A (fr) Procede de preparation de compositions pigmentaires
RO62388A (fr) Procede de preparation des maceres vegetales
BE784116R (fr) Procede de preparation de
BE783626A (fr) Procede de preparation de dichloroquinacridones
BE750677A (fr) Procede de preparation de nitrilotriacetate de
BE749003A (fr) Procede de preparation du n-methyl-n-vinyl-acetamide