CA1104790A - Compositions solides a base de polyphosphate d'ammonium, et methode pour les preparer - Google Patents

Compositions solides a base de polyphosphate d'ammonium, et methode pour les preparer

Info

Publication number
CA1104790A
CA1104790A CA297,468A CA297468A CA1104790A CA 1104790 A CA1104790 A CA 1104790A CA 297468 A CA297468 A CA 297468A CA 1104790 A CA1104790 A CA 1104790A
Authority
CA
Canada
Prior art keywords
ammonium polyphosphate
phosphoric acid
manufacture
phosphate
instantly
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
Application number
CA297,468A
Other languages
English (en)
Inventor
Dahlia S. Greidinger
Chava Fink
Dov Gotesman
Shimshon Axelrod
Dov Pelzer
Meshoulam Schechter
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.)
Fertilizers and Chemicals Ltd
Original Assignee
Fertilizers and Chemicals Ltd
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 Fertilizers and Chemicals Ltd filed Critical Fertilizers and Chemicals Ltd
Application granted granted Critical
Publication of CA1104790A publication Critical patent/CA1104790A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B13/00—Fertilisers produced by pyrogenic processes from phosphatic materials
    • C05B13/06—Alkali and alkaline earth meta- or polyphosphate fertilisers
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/28—Ammonium phosphates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/38—Condensed phosphates
    • C01B25/40—Polyphosphates
    • C01B25/405—Polyphosphates of ammonium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)
CA297,468A 1977-03-16 1978-02-22 Compositions solides a base de polyphosphate d'ammonium, et methode pour les preparer Expired CA1104790A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL51677A IL51677A (en) 1977-03-16 1977-03-16 Solid ammonium polyphosphate compositions and method for manufacture thereof
IL51677 1977-03-16

Publications (1)

Publication Number Publication Date
CA1104790A true CA1104790A (fr) 1981-07-14

Family

ID=11049448

Family Applications (1)

Application Number Title Priority Date Filing Date
CA297,468A Expired CA1104790A (fr) 1977-03-16 1978-02-22 Compositions solides a base de polyphosphate d'ammonium, et methode pour les preparer

Country Status (10)

Country Link
AT (1) AT359531B (fr)
AU (1) AU515978B2 (fr)
BE (1) BE864902A (fr)
CA (1) CA1104790A (fr)
DE (1) DE2725006A1 (fr)
FR (1) FR2383900A1 (fr)
GB (1) GB1598507A (fr)
IL (1) IL51677A (fr)
NL (1) NL7802891A (fr)
ZA (1) ZA78894B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104230429A (zh) * 2013-06-18 2014-12-24 深圳市芭田生态工程股份有限公司 一种粉状水溶性npk复合肥及其制备方法
CN112938923B (zh) * 2020-12-28 2023-07-07 瓮福（集团）有限责任公司 一种养分可控的聚磷酸铵制备方法
CN115108853B (zh) * 2022-07-15 2023-06-23 郑州大学 一种高水溶性聚磷酸铵及其合成方法和应用

Also Published As

Publication number Publication date
AU515978B2 (en) 1981-05-14
BE864902A (fr) 1978-07-03
GB1598507A (en) 1981-09-23
IL51677A0 (en) 1977-05-31
AU3368478A (en) 1979-09-06
IL51677A (en) 1980-09-16
AT359531B (de) 1980-11-10
ZA78894B (en) 1979-02-28
FR2383900B3 (fr) 1980-12-05
NL7802891A (nl) 1978-09-19
ATA140578A (de) 1980-04-15
FR2383900A1 (fr) 1978-10-13
DE2725006A1 (de) 1978-09-21

Similar Documents

Publication Publication Date Title
EP2091891B1 (fr) Production de matériau à base de npk ou de np contenant des polyphosphates
US3464808A (en) Manufacture of ammonium polyphosphate from wet process phosphoric acid
US3713802A (en) Reaction of phosphoric acid, urea, and ammonia
US3375063A (en) Ammonium polyphosphate preparation
US3920796A (en) Method of preparing purified phosphates from impure phosphoric acid
US3936501A (en) Process for the manufacture of crystalline urea phosphate
US3554729A (en) Manufacture of low chloride potassium phosphate fertilizer
US5114460A (en) Production of low-chloride alkali metal phosphates
CA1104790A (fr) Compositions solides a base de polyphosphate d'ammonium, et methode pour les preparer
US3540874A (en) Process for the production of ammonium polyphosphate
NO123669B (fr)
US3241946A (en) Ammonium phosphate fertilizer solids derived from anhydrous liquid phosphoric acid
US3912802A (en) Ammonium polyphosphates
US4721519A (en) Stable ammonium polyphosphate liquid fertilizer from merchant grade phosphoric acid
US3537814A (en) Ammonium polyphosphate produced at atmospheric pressure
US6821311B1 (en) Method for treating fertilizer process solutions
US3243279A (en) Ammonium phosphate solids derived from anhydrous liquid phosphoric acid
US4308048A (en) Production of ammonium potassium polyphosphates
US1834454A (en) Manufacture of fertilizers
US5055124A (en) Production of low-chloride fertilizers
EP1080054B1 (fr) Procede de preparation de fertilisants de composes
US3775534A (en) Ammonium polyphosphate solutions from super wet acid
US3911086A (en) Potassium ammonium polyphosphates
US3687618A (en) Recovery of ammonia from exit gases of an ammonium polyphosphate plant
IL152032A (en) Compounds and fertilizers with improved solubility

Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 19980714