BR8102494A - Processo para preparacao de uma dispersao estavel de um polimero de ureia-aldeido,produto do mesmo e processo de fertilizacao do solo - Google Patents

Processo para preparacao de uma dispersao estavel de um polimero de ureia-aldeido,produto do mesmo e processo de fertilizacao do solo

Info

Publication number
BR8102494A
BR8102494A BR8102494A BR8102494A BR8102494A BR 8102494 A BR8102494 A BR 8102494A BR 8102494 A BR8102494 A BR 8102494A BR 8102494 A BR8102494 A BR 8102494A BR 8102494 A BR8102494 A BR 8102494A
Authority
BR
Brazil
Prior art keywords
aldehyd
urea
preparing
polymer
product
Prior art date
Application number
BR8102494A
Other languages
English (en)
Portuguese (pt)
Inventor
P Sartoretto
Yuen Tao Kak
Original Assignee
Cleary Chem Corp W A
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 Cleary Chem Corp W A filed Critical Cleary Chem Corp W A
Publication of BR8102494A publication Critical patent/BR8102494A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
    • C08G12/12—Ureas; Thioureas
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08J2361/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Fertilizers (AREA)
BR8102494A 1980-04-24 1981-04-24 Processo para preparacao de uma dispersao estavel de um polimero de ureia-aldeido,produto do mesmo e processo de fertilizacao do solo BR8102494A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/143,367 US4298512A (en) 1980-04-24 1980-04-24 Urea formaldehyde dispersions modified with higher aldehydes

Publications (1)

Publication Number Publication Date
BR8102494A true BR8102494A (pt) 1982-01-05

Family

ID=22503761

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8102494A BR8102494A (pt) 1980-04-24 1981-04-24 Processo para preparacao de uma dispersao estavel de um polimero de ureia-aldeido,produto do mesmo e processo de fertilizacao do solo

Country Status (11)

Country Link
US (1) US4298512A (US06196068-20010306-M00005.png)
JP (1) JPS61850B2 (US06196068-20010306-M00005.png)
AU (1) AU540925B2 (US06196068-20010306-M00005.png)
BR (1) BR8102494A (US06196068-20010306-M00005.png)
CA (1) CA1159666A (US06196068-20010306-M00005.png)
DE (1) DE3144406C2 (US06196068-20010306-M00005.png)
FR (1) FR2481292B1 (US06196068-20010306-M00005.png)
GB (1) GB2086920B (US06196068-20010306-M00005.png)
IL (1) IL62607A (US06196068-20010306-M00005.png)
SE (1) SE450488B (US06196068-20010306-M00005.png)
WO (1) WO1981003025A1 (US06196068-20010306-M00005.png)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4409015A (en) * 1982-02-11 1983-10-11 Borden, Inc. Flowable liquid fertilizer containing suspended water insoluble nitrogen
US4501851A (en) * 1982-09-10 1985-02-26 Borden, Inc. Urea-formaldehyde precursor
US4474925A (en) * 1982-12-10 1984-10-02 W. A. Cleary Chemical Corporation Urea formaldehyde dispersions modified with polyfunctional aldehydes
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
US4591375A (en) * 1983-11-13 1986-05-27 W. A. Cleary Chemical Corporation Urea-acetaldehyde and urea-acetaldehyde-propionaldehyde solutions
DE3406473A1 (de) * 1984-02-23 1985-09-19 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung waessriger dispersionen von kondesationsprodukten aus harnstoff und ch-aciden aldehyden sowie deren verwendung
DE3425131A1 (de) * 1984-07-07 1986-01-16 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von haertbaren veretherten aminoplastharzen und deren verwendung
US4954154A (en) * 1986-03-26 1990-09-04 The O. M. Scott & Sons Company Controlled release fertilizer gel composition and process for its production
US5394812A (en) * 1992-04-20 1995-03-07 Dunning; Levant G. Injector for polymer placement and a method therefore
US5741090A (en) * 1995-03-06 1998-04-21 Dunning; Levant G. Injector for polymer placement and method therefore
BR0308607B1 (pt) * 2002-03-26 2013-07-16 método de produzir um polímero de ureia-formaldeído em partículas
US7862642B2 (en) * 2006-12-14 2011-01-04 Georgia-Pacific Chemicals Llc Extended-release urea-based granular fertilizer
CN110691772B (zh) 2017-04-24 2023-06-13 沙特基础工业全球技术公司 脲缩合组合物及其制备方法
US11964924B2 (en) 2018-07-23 2024-04-23 Sabic Global Technologies B.V. Spherical urea-aldehyde condensate fertilizers

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE629256A (US06196068-20010306-M00005.png) *
US2766283A (en) * 1951-09-12 1956-10-09 Du Pont Preparation of fertilizer compositions
US3054269A (en) * 1956-06-29 1962-09-18 Cooper Bessemer Corp Liquification of gas
US3096168A (en) * 1960-05-20 1963-07-02 Allied Chem Suspensions of ureaform in liquid mixed fertilizers
US3198761A (en) * 1961-04-27 1965-08-03 Hercules Powder Co Ltd Urea-formaldehyde compositions and their manufacture
US3326665A (en) * 1963-07-19 1967-06-20 Hoechst Ag Process for the manufacture of granular urea-aldehyde fertilizer
GB1069526A (en) * 1963-07-19 1967-05-17 Hoechst Ag Condensation products of urea and aldehydes and process for making them
BE650765A (US06196068-20010306-M00005.png) * 1964-07-20
US3438764A (en) * 1965-08-30 1969-04-15 Du Pont Stable fertilizer ammoniating solution and method of making said solution
GB1212254A (en) 1967-03-02 1970-11-11 Mitsubishi Chem Ind Formaldehyde treated urea-acetaldehyde polycondensate
DE1917569A1 (de) * 1969-04-05 1971-03-25 Neba Chemie Ag Verfahren zur Herstellung von Harnstoff-Formaldehyd-Kondensationsprodukten
GB1310352A (en) * 1969-05-23 1973-03-21 Fisons Ltd Foamed ureaaldehyde condensation product
US3759687A (en) * 1971-04-30 1973-09-18 A Nobell Method for manufacture of ureaformaldehyde fertilizer
US3677736A (en) * 1971-06-08 1972-07-18 Allied Chem Liquid fertilizer suspension containing ureaform
DE2157532A1 (de) * 1971-11-19 1973-05-24 Mitsui Toatsu Chemicals Verfahren zur herstellung von langsamwirkendem stickstoffduengemittel
AT313323B (de) * 1971-12-20 1974-02-11 Chemie Linz Ag Düngetablette zur Düngung von Forstpflanzen und Verfahren zu ihrer Herstellung
US4033745A (en) * 1976-06-03 1977-07-05 Slo Release, Inc. Non-burning storable liquid fertilizer
DE2639754C3 (de) * 1976-09-03 1980-07-24 Chemische Fabrik Pfersee Gmbh, 8900 Augsburg Verfahren zur Herstellung von härtbaren Kondensationsprodukten und deren Verwendung

Also Published As

Publication number Publication date
FR2481292B1 (fr) 1986-04-04
GB2086920B (en) 1983-09-07
DE3144406T1 (US06196068-20010306-M00005.png) 1982-07-01
WO1981003025A1 (en) 1981-10-29
SE8107713L (sv) 1981-12-22
FR2481292A1 (fr) 1981-10-30
IL62607A0 (en) 1981-06-29
JPS61850B2 (US06196068-20010306-M00005.png) 1986-01-11
AU7155781A (en) 1981-11-10
SE450488B (sv) 1987-06-29
GB2086920A (en) 1982-05-19
US4298512A (en) 1981-11-03
AU540925B2 (en) 1984-12-06
CA1159666A (en) 1984-01-03
DE3144406C2 (de) 1986-11-13
IL62607A (en) 1984-08-31
JPS57500567A (US06196068-20010306-M00005.png) 1982-04-01

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