CA2163275A1 - Controlled Release Fertilizers Utilizing an Epoxy Polymer Primer Coat and Methods of Production - Google Patents

Controlled Release Fertilizers Utilizing an Epoxy Polymer Primer Coat and Methods of Production

Info

Publication number
CA2163275A1
CA2163275A1 CA2163275A CA2163275A CA2163275A1 CA 2163275 A1 CA2163275 A1 CA 2163275A1 CA 2163275 A CA2163275 A CA 2163275A CA 2163275 A CA2163275 A CA 2163275A CA 2163275 A1 CA2163275 A1 CA 2163275A1
Authority
CA
Canada
Prior art keywords
production
methods
controlled release
epoxy polymer
primer coat
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.)
Granted
Application number
CA2163275A
Other languages
French (fr)
Other versions
CA2163275C (en
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
Original Assignee
Alice P. Hudson
Lesco, Inc.
Lesco Technologies, Llc
Surface Chemists Of Florida, 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
Application filed by Alice P. Hudson, Lesco, Inc., Lesco Technologies, Llc, Surface Chemists Of Florida, Inc. filed Critical Alice P. Hudson
Publication of CA2163275A1 publication Critical patent/CA2163275A1/en
Application granted granted Critical
Publication of CA2163275C publication Critical patent/CA2163275C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/36—Hydroxylated esters of higher fatty acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/006—Coating of the granules without description of the process or the device by which the granules are obtained
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES 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
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/30—Layered or coated, e.g. dust-preventing coatings
    • C05G5/37—Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES 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
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/30—Layered or coated, e.g. dust-preventing coatings
    • C05G5/38—Layered or coated, e.g. dust-preventing coatings layered or coated with wax or resins
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Fertilizers (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

Controlled release, particulate fertilizer products having a water soluble fertilizer central mass encased in a plurality of water insoluble, abrasion resistant coatings plus coating compositions and methods for the production of such products are disclosed. At least one essential inner coating is an epoxide reaction product of A. at least one epoxide resin containing at least about 2 epoxide moieties per molecule, and B. at least one amine curing agent containing at least about two N-H moieties/molecule.
CA002163275A 1994-11-21 1995-11-20 Controlled release fertilizers utilizing an epoxy polymer primer coat and methods of production Expired - Lifetime CA2163275C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/342,808 1994-11-21
US08/342,808 US5698002A (en) 1994-11-21 1994-11-21 Controlled release fertilizers utilizing an epoxy polymer primer coat and methods of production

Publications (2)

Publication Number Publication Date
CA2163275A1 true CA2163275A1 (en) 1996-05-22
CA2163275C CA2163275C (en) 1999-09-28

Family

ID=23343358

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002163275A Expired - Lifetime CA2163275C (en) 1994-11-21 1995-11-20 Controlled release fertilizers utilizing an epoxy polymer primer coat and methods of production

Country Status (11)

Country Link
US (1) US5698002A (en)
EP (1) EP0716057B1 (en)
JP (1) JP3288210B2 (en)
CN (1) CN1130612A (en)
AT (1) ATE165592T1 (en)
AU (1) AU688151B2 (en)
CA (1) CA2163275C (en)
DE (1) DE69502257T2 (en)
DK (1) DK0716057T3 (en)
ES (1) ES2116686T3 (en)
NZ (1) NZ280498A (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6413291B1 (en) 1995-03-03 2002-07-02 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
US6287356B1 (en) * 1995-03-03 2001-09-11 Magic Green Corporation Soil conditioning agglomerates containing calcium
JPH09202683A (en) * 1996-01-23 1997-08-05 Sumitomo Chem Co Ltd Production of coated fertilizer
DE19603739A1 (en) * 1996-02-02 1997-08-07 Basf Ag Granulate mixtures consisting of coated and non-coated fertilizer granules
NO305939B1 (en) * 1996-05-24 1999-08-23 Norsk Hydro As Method for the preparation of calcium nitrate-based yeast containing sulfur, and such yeast
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 (en) * 1997-03-26 1999-10-13 Central Glass Company, Limited Coated granular fertilizer and method for producing same
US20040016276A1 (en) * 2002-07-26 2004-01-29 Wynnyk Nick P. Controlled release fertilizer having improved mechanical handling durability and method for production thereof
US7713326B2 (en) 2004-02-17 2010-05-11 Agrium Inc. Controlled release fertilizer material and process for production thereof
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
ES2745410T3 (en) * 2004-11-30 2020-03-02 Agrium Inc Procedure and apparatus for coating a controlled release product on a rotating drum
JP2008542170A (en) 2005-05-23 2008-11-27 プラント プロテクタンツ，エルエルシー Dithiocarbamate and phosphite formulations
AU2006279581A1 (en) 2005-08-16 2007-02-22 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
US7862642B2 (en) * 2006-12-14 2011-01-04 Georgia-Pacific Chemicals Llc Extended-release urea-based granular fertilizer
US8764873B2 (en) 2009-12-07 2014-07-01 James E. Nevin Nutrient yielding bio-renewable controlled release fertilizer coatings
SK288066B6 (en) 2010-05-18 2013-04-03 Duslo, A. S. Granulated fertilizer with controlled release of nutrients
CN104394977B (en) 2012-05-18 2017-03-22 巴斯夫欧洲公司 Encapsulated particle
KR20150013300A (en) 2012-05-18 2015-02-04 바스프 에스이 Dust suppressing aggregate
WO2014078642A1 (en) 2012-11-16 2014-05-22 Basf Se An encapsulated fertilizer particle containing pesticide
CN103524238B (en) * 2013-10-21 2015-07-15 宁夏荣和绿色科技有限公司 Organic polymer coating material as well as method of coating fertilizer by using coating material
CA2928871C (en) 2013-11-12 2020-11-24 Nous, Llc System for coating granular materials
US20150376077A1 (en) * 2014-06-27 2015-12-31 Koch Biological Solutions, Llc Polymer coated fertilizer compositions and methods of making thereof
WO2016166226A1 (en) * 2015-04-17 2016-10-20 Alzchem Ag Curing agent and curing accelerator with flame-retardent effect for curing epoxy resins
US10189752B2 (en) 2016-07-21 2019-01-29 Surface Chemists Of Florida, Inc. Moisture barrier coatings
US10336662B1 (en) 2016-09-26 2019-07-02 The United States Of America As Represented By The Secretary Of The Navy Ammonium nitrate prill having a non-hygroscopic shell
US10919816B1 (en) 2020-06-09 2021-02-16 Surface Chemists Of Florida, Inc. Epoxide moisture barrier coatings containing thermoplastic resins
US11193041B1 (en) 2020-06-09 2021-12-07 Surface Chemists Of Florida, Inc. Polyurethane moisture barrier coatings containing thermoplastic resins
US11680026B2 (en) 2020-09-03 2023-06-20 Shell Usa, Inc. Fertilizer composite and method of reducing dust formation

Family Cites Families (15)

* 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
DE1620178A1 (en) * 1965-12-03 1970-03-12 Ruhrchemie Ag Process for the preparation of aminoalkylamino-s-triazines
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 (en) * 1969-09-22 1971-03-22 Ruhrchemie Ag GOOD STORAGE FERTILIZER DOES NOT GIVE DUST AND DOES NOT BAG
JPS6045234B2 (en) * 1977-02-14 1985-10-08 花王株式会社 water soluble excipient
JPS5466260A (en) * 1977-10-25 1979-05-28 Showa Denko Kk Slowly acting solid fertilizer
JPS5966462A (en) * 1982-10-07 1984-04-14 Mitsui Petrochem Ind Ltd Curable resin composition for coating
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
JPH05295206A (en) * 1992-04-23 1993-11-09 Achilles Corp Agricultural vinyl chloride-based resin film
JPH05295207A (en) * 1992-04-23 1993-11-09 Achilles Corp Agricultural vinyl chloride-based resin film

Also Published As

Publication number Publication date
ES2116686T3 (en) 1998-07-16
AU3797495A (en) 1996-05-30
ATE165592T1 (en) 1998-05-15
CN1130612A (en) 1996-09-11
AU688151B2 (en) 1998-03-05
US5698002A (en) 1997-12-16
DE69502257T2 (en) 1998-11-12
DK0716057T3 (en) 1998-10-07
CA2163275C (en) 1999-09-28
EP0716057B1 (en) 1998-04-29
JPH08245288A (en) 1996-09-24
JP3288210B2 (en) 2002-06-04
EP0716057A1 (en) 1996-06-12
DE69502257D1 (en) 1998-06-04
NZ280498A (en) 1998-01-26

Similar Documents

Publication Publication Date Title
CA2163275A1 (en) Controlled Release Fertilizers Utilizing an Epoxy Polymer Primer Coat and Methods of Production
CA2312570C (en) Improved polymer-sulphur-polymer coated fertilizers
CA2078695A1 (en) Encapsulated slow release fertilizers
CA2108994A1 (en) Partially-defunctionalized aminoplast curing for polymer compositions
CA2130166A1 (en) Surface coatings and a process for their production
AU3681195A (en) Process for producing improved sulfur-coated urea slow release fertilizers
CA2308448A1 (en) Polymeric compositions, and the preparation and use thereof
AU636640B2 (en) Powder thermoplastic compositions based on polyamide and/or polyetheresteramide, process for their preparation and their use for coating metal substrates
EP0610831A3 (en) Coating composition and a process for preparing coatings with functional groups.
WO1988001629A1 (en) Polycondensation and/or addition product containing carboxyl groups and tertiary amino groups, coating material based on these and use thereof
NZ506780A (en) Branched polymer composition and method of manufacture
CA2055796A1 (en) Water reducible epoxy resin curing agent
CA2102819A1 (en) Chip-Resistant Composite Coating
ZA829172B (en) Polyisocyanate addition products useful as mold release agents and a process for their production
EP0767232A3 (en) Curable compositions for coatings
BR9800650A (en) Aqueous composition, processes for coating a surface of an article with a polymer and metallic substrate and for making the catalyst, coated article, product and catalyst.
CA2273768A1 (en) Unsymmetrical polyurea-urethane fertilizer encapsulation
CA2380387A1 (en) Polyamines comprising urea groups, method for their production, and their use as hardeners for epoxide resins
CA2439228A1 (en) Thermally curable, thixotropic blends containing carbamate and/or allophanate groups
CA2051413A1 (en) Silane coating composition for ambient cure
CA2166484A1 (en) Powder coating, process for the exterior coating of metal pipes, and use of the powder coating for the one-layer exterior coating of metal pipes
ZA93618B (en) Blends of epoxy resins, phosphate esters of epoxy resins, curable compositions, coating compositions and cured and coated articles.
JPS52101238A (en) Method of manufacturing cationic electrodeposition paint composition
WO2002009863A3 (en) Microcapsule, method for producing the same, and the use thereof in adhesives
CA2149075A1 (en) Controlled release fertilizer and methods of production

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20151120