FR2987830B1 - PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID BY NANOFILTRATION - Google Patents

PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID BY NANOFILTRATION

Info

Publication number
FR2987830B1
FR2987830B1 FR1252031A FR1252031A FR2987830B1 FR 2987830 B1 FR2987830 B1 FR 2987830B1 FR 1252031 A FR1252031 A FR 1252031A FR 1252031 A FR1252031 A FR 1252031A FR 2987830 B1 FR2987830 B1 FR 2987830B1
Authority
FR
France
Prior art keywords
nanofiltration
purification
phosphoric acid
phosphoric
acid
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.)
Active
Application number
FR1252031A
Other languages
French (fr)
Other versions
FR2987830A1 (en
Inventor
Khaoula Khaless
Abdelaali Kossir
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.)
OCP SA
Original Assignee
OCP SA
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 OCP SA filed Critical OCP SA
Priority to FR1252031A priority Critical patent/FR2987830B1/en
Priority to CA2870066A priority patent/CA2870066C/en
Priority to AU2013228080A priority patent/AU2013228080B2/en
Priority to PCT/MA2013/000003 priority patent/WO2013133684A1/en
Priority to RU2014140320A priority patent/RU2625872C2/en
Publication of FR2987830A1 publication Critical patent/FR2987830A1/en
Priority to ZA2014/07233A priority patent/ZA201407233B/en
Application granted granted Critical
Publication of FR2987830B1 publication Critical patent/FR2987830B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/027—Nanofiltration
    • 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
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • 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
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/10—Specific pressure applied
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/46—Impregnation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/16—Membrane materials having positively charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/30—Chemical resistance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR1252031A 2012-03-06 2012-03-06 PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID BY NANOFILTRATION Active FR2987830B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR1252031A FR2987830B1 (en) 2012-03-06 2012-03-06 PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID BY NANOFILTRATION
CA2870066A CA2870066C (en) 2012-03-06 2013-03-06 Process for purifying phosphoric acid by nanofiltration
AU2013228080A AU2013228080B2 (en) 2012-03-06 2013-03-06 Process for purifying phosphoric acid by nanofiltration
PCT/MA2013/000003 WO2013133684A1 (en) 2012-03-06 2013-03-06 Process for purifying phosphoric acid by nanofiltration
RU2014140320A RU2625872C2 (en) 2012-03-06 2013-03-06 Method of cleaning phosphoric acid by nanofiltration
ZA2014/07233A ZA201407233B (en) 2012-03-06 2014-10-06 Process for purifying phosphoric acid by nanofiltration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1252031A FR2987830B1 (en) 2012-03-06 2012-03-06 PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID BY NANOFILTRATION

Publications (2)

Publication Number Publication Date
FR2987830A1 FR2987830A1 (en) 2013-09-13
FR2987830B1 true FR2987830B1 (en) 2014-12-12

Family

ID=46197454

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1252031A Active FR2987830B1 (en) 2012-03-06 2012-03-06 PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID BY NANOFILTRATION

Country Status (6)

Country Link
AU (1) AU2013228080B2 (en)
CA (1) CA2870066C (en)
FR (1) FR2987830B1 (en)
RU (1) RU2625872C2 (en)
WO (1) WO2013133684A1 (en)
ZA (1) ZA201407233B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2522244B (en) * 2014-01-20 2017-03-01 Bateman Advanced Tech Ltd Method of purifying phosphoric acid
CN104828795B (en) * 2015-05-13 2017-03-01 南京工业大学 A kind of method of ceramic membrane wet method phosphoric acid manufacture process
CN110655052A (en) * 2019-10-11 2020-01-07 四川思达能环保科技有限公司 Method for preparing phosphoric acid by decomposing phosphate ore with hydrochloric acid
CN111591967A (en) * 2020-05-29 2020-08-28 盛隆资源再生（无锡）有限公司 Recovery processing method of phosphoric acid waste acid
EP3925689A1 (en) 2020-06-16 2021-12-22 Prayon Process for purifying a phosphate containing acidic solution comprising impurities and apparatus for applying same
FR3117103A1 (en) 2020-12-09 2022-06-10 Ocp Sa METHOD FOR DETERMINING MIXING PARAMETERS FOR THE PREPARATION OF A PHOSPHORIC ACID SOLUTION COMPRISING A CONTROLLED CONTENT OF ONE OR MORE OF ITS CONSTITUENTS
CN112978694A (en) * 2021-04-29 2021-06-18 上海化工研究院有限公司 Process for purifying industrial wet-process phosphoric acid by adopting nanofiltration membrane
WO2023083958A1 (en) 2021-11-12 2023-05-19 Takhim For Technology And Business Services Process for the production of a purified phosphoric acid solution and/or dicalcium phosphate salts
MA57233A1 (en) 2022-07-25 2024-01-31 Univ Mohammed Vi Polytechnique PROCESS FOR OBTAINING URANIUM SALTS BY NANOFILTRATION OF AN ACID ELUATE
CN115448271B (en) * 2022-09-16 2023-10-31 衢州华友钴新材料有限公司 Purification method and purification system of wet-process phosphoric acid and preparation method of ferric phosphate

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6283885A (en) * 1985-10-08 1987-04-17 Nitto Electric Ind Co Ltd Immobilized enzyme membrane and production thereof
KR950014052A (en) * 1994-04-07 1995-06-15 잭 이. 데온즈 Method and apparatus for recovering carboxylic acid from dilution solution
IL123326A (en) * 1998-02-16 2001-10-31 Bpt Biopure Technologies Ltd Selective membrane and process for its preparation
CA2409605C (en) * 2000-05-23 2009-10-27 Osmonics, Inc. Acid stable membranes for nanofiltration
US7803276B2 (en) * 2003-12-05 2010-09-28 Exxonmobil Research And Engineering Company Regeneration of sulfuric acid
US7837880B2 (en) * 2004-02-06 2010-11-23 Exxonmobil Research And Engineering Company Acid tolerant polymeric membrane and process for the recovery of acid using polymeric membranes
EP2033324B1 (en) * 2006-05-24 2016-04-13 Ben Gurion University of the Negev Research and Development Authority Membranes and methods for their preparation

Also Published As

Publication number Publication date
AU2013228080B2 (en) 2017-09-07
CA2870066C (en) 2020-05-12
WO2013133684A1 (en) 2013-09-12
FR2987830A1 (en) 2013-09-13
RU2625872C2 (en) 2017-07-19
AU2013228080A1 (en) 2014-10-30
CA2870066A1 (en) 2013-09-12
ZA201407233B (en) 2016-07-27
RU2014140320A (en) 2016-04-27

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