ZA756977B - Process for the preparation of ureaformaldehyde condensates to be used as fertilizers - Google Patents

Process for the preparation of ureaformaldehyde condensates to be used as fertilizers

Info

Publication number: ZA756977B
Authority: ZA; South Africa
Prior art keywords: fertilizers; preparation; ureaformaldehyde; condensates; ureaformaldehyde condensates
Prior art date: 1974-12-20

Application number

ZA00756977A

Other languages

English (en)

Inventor

S Vargiu

G Mazzoleni

S Pezzoli

Original Assignee

Sir Soc Italiana Resine 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.)

1974-12-20

Filing date

1975-11-06

Publication date

1976-10-27

1974-12-20 Priority claimed from IT3081774A external-priority patent/IT1030935B/it

1975-11-06 Application filed by Sir Soc Italiana Resine Spa filed Critical Sir Soc Italiana Resine Spa

1976-10-27 Publication of ZA756977B publication Critical patent/ZA756977B/xx

Links

229920001807 Urea-formaldehyde Polymers 0.000 title 1
239000003337 fertilizer Substances 0.000 title 1
ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 title 1

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)

ZA00756977A 1974-12-20 1975-11-06 Process for the preparation of ureaformaldehyde condensates to be used as fertilizers ZA756977B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
IT3081774A IT1030935B (it)	1974-12-20	1974-12-20	Procedimento per la preparazione di condensati urea formaldeide da impiegare quali fertilizzanti
US05/775,684 US4120685A (en)	1974-12-20	1977-03-08	Process for the preparation of urea-formaldehyde condensates to be used as fertilizers

Publications (1)

Publication Number	Publication Date
ZA756977B true ZA756977B (en)	1976-10-27

Family

ID=26328896

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA00756977A ZA756977B (en)	1974-12-20	1975-11-06	Process for the preparation of ureaformaldehyde condensates to be used as fertilizers

Country Status (6)

Country	Link
US (1)	US4120685A (it)
BR (1)	BR7508283A (it)
CA (1)	CA1041484A (it)
IN (1)	IN140978B (it)
MX (1)	MX3147E (it)
ZA (1)	ZA756977B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4526606A (en) *	1983-05-05	1985-07-02	Georgia-Pacific Resins, Inc.	Urea-formaldehyde liquid fertilizer suspension
US4530713A (en) *	1983-07-25	1985-07-23	Borden, Inc.	Urea-formaldehyde fertilizer suspensions
US4711659A (en) *	1986-08-18	1987-12-08	Moore William P	Attrition resistant controlled release fertilizers
US4804403A (en) *	1986-08-18	1989-02-14	Melamine Chemicals, Inc.	Attrition-resistant, controlled release fertilizers
ATE134140T1 (de) *	1990-06-08	1996-02-15	Grace Sierra Horticultural Pro	Kontrollierte abgabe von nährmittel für bakterien und verfahren einer biologischen behandlung
US6306194B1 (en) *	1999-09-14	2001-10-23	Georgia-Pacific Resins, Inc.	Controlled release urea-formaldehyde liquid fertilizer resins with high nitrogen levels
MXPA04009282A (es) *	2002-03-26	2005-01-25	Georgia Pacific Resins	Fertilizador de nitrogeno de lenta liberacion.
CA2817742C (en) *	2010-11-10	2018-10-16	Georgia-Pacific Chemicals Llc	Methods for making and using amino-aldehyde resins
EP2662349A1 (en) *	2012-05-08	2013-11-13	Uhde Fertilizer Technology B.V.	Urea granulation process with scrubbing system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB869362A (en) *	1958-08-07	1961-05-31	Ici Ltd	Fertilisers based on urea-formaldehyde resins
GB875907A (en) *	1959-09-23	1961-08-23	Hercules Powder Co Ltd	Temperature control process for making urea-formaldehyde resin fertilizers
US3198761A (en) *	1961-04-27	1965-08-03	Hercules Powder Co Ltd	Urea-formaldehyde compositions and their manufacture

1975
- 1975-11-05 CA CA239,027A patent/CA1041484A/en not_active Expired
- 1975-11-06 IN IN2122/CAL/75A patent/IN140978B/en unknown
- 1975-11-06 ZA ZA00756977A patent/ZA756977B/xx unknown
- 1975-12-03 MX MX006418U patent/MX3147E/es unknown
- 1975-12-15 BR BR7508283*A patent/BR7508283A/pt unknown
1977
- 1977-03-08 US US05/775,684 patent/US4120685A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
IN140978B (it)	1977-01-08
BR7508283A (pt)	1976-08-24
MX3147E (es)	1980-05-09
CA1041484A (en)	1978-10-31
US4120685A (en)	1978-10-17

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