DE69502257D1 - Düngemittel mit gesteuerter Freigabe, das eine Grundierschicht aus Epoxypolymer enthält und Verfahren zu ihrer Herstellung - Google Patents

Düngemittel mit gesteuerter Freigabe, das eine Grundierschicht aus Epoxypolymer enthält und Verfahren zu ihrer Herstellung

Info

Publication number
DE69502257D1
DE69502257D1 DE1995602257 DE69502257A DE69502257D1 DE 69502257 D1 DE69502257 D1 DE 69502257D1 DE 1995602257 DE1995602257 DE 1995602257 DE 69502257 A DE69502257 A DE 69502257A DE 69502257 D1 DE69502257 D1 DE 69502257D1
Authority
DE
Grant status
Grant
Patent type
Prior art keywords
preparation
controlled
methods
includes
primer layer
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.)
Expired - Lifetime
Application number
DE1995602257
Other languages
English (en)
Other versions
DE69502257T2 (de )
Inventor
Alice P Hudson
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.)
SURFACE CHEMISTS OF FLORIDA, INC., JUPITER, FLA.,
Original Assignee
Lesco Inc
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
Grant date
Family has litigation

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30Low-molecular-weight compounds
    • C08G18/36Hydroxylated esters of higher fatty acids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/006Coating of the granules without description of the process or the device by which the granules are obtained
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with materials not having a specially fertilising activity
    • C05G3/0005Further uses of fertiliser, also the form in which it is presented, e.g. by englobed granules
    • C05G3/0011Further uses of fertiliser, also the form in which it is presented, e.g. by englobed granules by covering; apparatus for covering
    • C05G3/0029Further uses of fertiliser, also the form in which it is presented, e.g. by englobed granules by covering; apparatus for covering with a polymer
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with materials not having a specially fertilising activity
    • C05G3/0005Further uses of fertiliser, also the form in which it is presented, e.g. by englobed granules
    • C05G3/0011Further uses of fertiliser, also the form in which it is presented, e.g. by englobed granules by covering; apparatus for covering
    • C05G3/0035Further uses of fertiliser, also the form in which it is presented, e.g. by englobed granules by covering; apparatus for covering with wax or resins
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72Polyisocyanates or polyisothiocyanates
    • C08G18/74Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
DE1995602257 1994-11-21 1995-11-21 Düngemittel mit gesteuerter Freigabe, das eine Grundierschicht aus Epoxypolymer enthält und Verfahren zu ihrer Herstellung Expired - Lifetime DE69502257D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08342808 US5698002A (en) 1994-11-21 1994-11-21 Controlled release fertilizers utilizing an epoxy polymer primer coat and methods of production

Publications (1)

Publication Number Publication Date
DE69502257D1 true DE69502257D1 (de) 1998-06-04

Family

ID=23343358

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1995602257 Expired - Lifetime DE69502257T2 (de) 1994-11-21 1995-11-21 Düngemittel mit gesteuerter Freigabe, das eine Grundierschicht aus Epoxypolymer enthält und Verfahren zu ihrer Herstellung
DE1995602257 Expired - Lifetime DE69502257D1 (de) 1994-11-21 1995-11-21 Düngemittel mit gesteuerter Freigabe, das eine Grundierschicht aus Epoxypolymer enthält und Verfahren zu ihrer Herstellung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1995602257 Expired - Lifetime DE69502257T2 (de) 1994-11-21 1995-11-21 Düngemittel mit gesteuerter Freigabe, das eine Grundierschicht aus Epoxypolymer enthält und Verfahren zu ihrer Herstellung

Country Status (8)

Country Link
US (1) US5698002A (de)
EP (1) EP0716057B1 (de)
JP (1) JP3288210B2 (de)
CN (1) CN1130612A (de)
CA (1) CA2163275C (de)
DE (2) DE69502257T2 (de)
DK (1) DK0716057T3 (de)
ES (1) ES2116686T3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6287356B1 (en) 1995-03-03 2001-09-11 Magic Green Corporation Soil conditioning agglomerates containing calcium
US5997599A (en) * 1995-03-03 1999-12-07 Magic Green Corporation Soil conditioning agglomerates containing cement kiln dust
US6413291B1 (en) 1995-03-03 2002-07-02 Magic Green Corporation Soil conditioning agglomerates containing calcium
DE19603739A1 (de) * 1996-02-02 1997-08-07 Basf Ag Granulatmischungen bestehend aus umhüllten und nicht-umhüllten Düngemittelgranulaten
US6171358B1 (en) * 1996-05-24 2001-01-09 Norsk Hydro Asa Calcium nitrate based fertilizer
US5851261A (en) * 1996-12-30 1998-12-22 Bayer Corporation Process for the production of polyurea encapsulated fertilizer particles and the encapsulated fertilizer particles produced by this process
EP0867422A3 (de) * 1997-03-26 1999-10-13 Central Glass Company, Limited Beschichtete granulierte Düngemittelzusammensetzung und ihre Herstellung
US20040016276A1 (en) * 2002-07-26 2004-01-29 Wynnyk Nick P. Controlled release fertilizer having improved mechanical handling durability and method for production thereof
EP1723104B1 (de) 2004-02-17 2010-11-10 Chevron Phillips Chemical Company Lp Schwefelhaltige zusammensetzungen und verfahren zu deren herstellung
US8003748B2 (en) 2004-02-17 2011-08-23 Chevron Phillips Chemical Company, Lp Polythiourethane compositions and processes for making and using same
US7682656B2 (en) * 2004-06-14 2010-03-23 Agruim Inc. Process and apparatus for producing a coated product
CA2588793C (en) * 2004-11-30 2015-01-13 Agrium Inc. Process and apparatus for coating a controlled release product in a rotating drum
US7910666B2 (en) 2005-08-16 2011-03-22 Chevron Phillips Chemical Company Lp Mercaptan-hardened epoxy polymer compositions and processes for making and using same
CA2619316A1 (en) 2005-08-16 2007-02-22 Chevron Phillips Chemical Company Lp Polymer compositions and processes for making and using same
CN100475750C (zh) 2005-09-07 2009-04-08 南京理工大学 复合包膜型缓释肥料
US7862642B2 (en) * 2006-12-14 2011-01-04 Georgia-Pacific Chemicals Llc Extended-release urea-based granular fertilizer
CN102822122B (zh) 2009-12-07 2015-04-22 动量技术有限公司 产生营养的生物可再生控释肥料包膜
RU2579460C2 (ru) 2010-05-18 2016-04-10 Дусло, А.С. Гранулированное удобрение с регулируемым высвобождением питательных веществ
CA2873847A1 (en) 2012-05-18 2013-11-21 Basf Se An encapsulated particle
US9102573B2 (en) 2012-05-18 2015-08-11 Basf Se Encapsulated particle
EP2934116A1 (de) 2012-11-16 2015-10-28 Basf Se Eingekapselte düngemittelteilchen mit einem pestizid
CN103524238B (zh) * 2013-10-21 2015-07-15 宁夏荣和绿色科技有限公司 一种有机聚合物包衣材料及用其包覆肥料的方法
US20150376077A1 (en) * 2014-06-27 2015-12-31 Koch Biological Solutions, Llc Polymer coated fertilizer compositions and methods of making thereof

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3223518A (en) * 1961-08-18 1965-12-14 Archer Daniels Midland Granular fertilizer having a plurality of coatings and the process of making
US3475154A (en) * 1964-11-30 1969-10-28 Dainippon Toryo Kk Plural coated pellet form products and process of making
US3259482A (en) 1965-10-14 1966-07-05 Archer Daniels Midland Co Slow release fertilizer with a plurality of epoxy/polyester resin coatings
US3264088A (en) * 1965-12-08 1966-08-02 Archer Daniels Midland Co Slow release fertilizer granule having a plurality of epoxy resin coatings
US3264089A (en) 1965-12-10 1966-08-02 Archer Daniels Midland Co Slow release fertilizer granule having a plurality of urethane resin coatings
US3342577A (en) 1966-12-12 1967-09-19 Tennessee Valley Authority Sulfur-coated fertilizer pellet having controlled dissolution rate and inhibited against microbial decomposition
BE756433A (fr) * 1969-09-22 1971-03-22 Ruhrchemie Ag Engrais de bonne conservation ne donnant pas de poussiere et nes'agglomerant pas
JPS6045234B2 (de) * 1977-02-14 1985-10-08 Kao Soap Co
JPS5466260A (en) * 1977-10-25 1979-05-28 Showa Denko Kk Slowly acting solid fertilizer
JPH036947B2 (de) * 1982-10-07 1991-01-31 Mitsui Petrochemical Ind
US4891223A (en) * 1987-09-03 1990-01-02 Air Products And Chemicals, Inc. Controlled release delivery coating formulation for bioactive substances
US5264019A (en) * 1991-03-05 1993-11-23 Eastman Kodak Company Coating compositions for slow release fertilizer formulations
JPH05295207A (ja) * 1992-04-23 1993-11-09 Achilles Corp 農業用塩化ビニル系樹脂フィルム
JPH05295206A (ja) * 1992-04-23 1993-11-09 Achilles Corp 農業用塩化ビニル系樹脂フィルム

Also Published As

Publication number Publication date Type
JPH08245288A (ja) 1996-09-24 application
US5698002A (en) 1997-12-16 grant
EP0716057B1 (de) 1998-04-29 grant
CA2163275C (en) 1999-09-28 grant
CN1130612A (zh) 1996-09-11 application
ES2116686T3 (es) 1998-07-16 grant
EP0716057A1 (de) 1996-06-12 application
DK716057T3 (de) grant
CA2163275A1 (en) 1996-05-22 application
DK0716057T3 (da) 1998-10-07 grant
JP3288210B2 (ja) 2002-06-04 grant
DE69502257T2 (de) 1998-11-12 grant

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: LESCO TECHNOLOGIES,LLC,(N.D.GESETZEN DES STAATES N

8327 Change in the person/name/address of the patent owner

Owner name: SURFACE CHEMISTS OF FLORIDA, INC., JUPITER, FLA.,