WO2018094753A1 - Procédé de préparation de citrate de magnésium - Google Patents

Procédé de préparation de citrate de magnésium Download PDF

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Publication number
WO2018094753A1
WO2018094753A1 PCT/CN2016/108189 CN2016108189W WO2018094753A1 WO 2018094753 A1 WO2018094753 A1 WO 2018094753A1 CN 2016108189 W CN2016108189 W CN 2016108189W WO 2018094753 A1 WO2018094753 A1 WO 2018094753A1
Authority
WO
WIPO (PCT)
Prior art keywords
citric acid
magnesium citrate
magnesium
citrate
solution
Prior art date
Application number
PCT/CN2016/108189
Other languages
English (en)
Chinese (zh)
Inventor
姚建飞
姚佼
高洁湘
朱碧君
Original Assignee
南通市飞宇精细化学品有限公司
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 南通市飞宇精细化学品有限公司 filed Critical 南通市飞宇精细化学品有限公司
Publication of WO2018094753A1 publication Critical patent/WO2018094753A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/41—Preparation of salts of carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/235—Saturated compounds containing more than one carboxyl group
    • C07C59/245—Saturated compounds containing more than one carboxyl group containing hydroxy or O-metal groups
    • C07C59/265—Citric acid

Definitions

  • the invention belongs to the field of food and medicine, and particularly relates to a preparation method of magnesium citrate.
  • Magnesium citrate is mainly used for pharmaceutical raw materials or food additives, but the current general production method cannot obtain powdered magnesium citrate. .
  • the object of the present invention is to solve the deficiencies of the prior art and to provide a method for preparing magnesium citrate.
  • a method for preparing magnesium citrate comprising the following steps:
  • centrifugal dehydration the prepared magnesium citrate is poured into a mixer and stirred for 48-57 minutes, and then placed in a centrifugal dehydrator for centrifugal dehydration;
  • the edible citric acid is added with water to prepare a 46% concentration of citric acid water. Solution.
  • the concentration of the copper citrate solution is controlled at Baume d: 1.36.
  • the invention has the advantages that the invention adopts edible citric acid, magnesium carbonate or magnesium oxide to carry out the reaction, and the finished product is obtained by material concentration, centrifugal dehydration and drying, without using a catalyst, the process is simple, the energy consumption is low, no pollution, and the cost is low.
  • a method for preparing magnesium citrate comprises the following steps:
  • centrifugal dehydration the prepared magnesium citrate is poured into a mixer and stirred for 48 minutes, and then placed in a centrifugal dehydrator for centrifugal dehydration;
  • a method for preparing magnesium citrate comprises the following steps:
  • centrifugal dehydration the prepared magnesium citrate is poured into a mixer and stirred for 57 minutes, and then placed in a centrifugal dehydrator for centrifugal dehydration;
  • a method for preparing magnesium citrate comprises the following steps:
  • centrifugal dehydration the prepared magnesium citrate is poured into a mixer and stirred for 53 minutes, and then placed in a centrifugal dehydrator for centrifugal dehydration;

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

L'invention concerne un procédé de préparation de citrate de magnésium, comprenant les étapes suivantes : préparation de matière première - préparation d'une solution aqueuse d'acide citrique - réaction de neutralisation - concentration de matière -déshydratation centrifuge - séchage. La présente invention prépare un produit fini au moyen d'une réaction d'acide citrique comestible et de carbonate de magnésium ou d'oxyde de magnésium, puis la concentration de matériau, la déshydratation centrifuge et le séchage, sans utiliser de catalyseur, et par conséquent présente un processus simple, une faible consommation d'énergie, sans aucune pollution, et à faibles coûts.
PCT/CN2016/108189 2016-11-25 2016-12-01 Procédé de préparation de citrate de magnésium WO2018094753A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201611049828.1 2016-11-25
CN201611049828 2016-11-25

Publications (1)

Publication Number Publication Date
WO2018094753A1 true WO2018094753A1 (fr) 2018-05-31

Family

ID=62196104

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/108189 WO2018094753A1 (fr) 2016-11-25 2016-12-01 Procédé de préparation de citrate de magnésium

Country Status (1)

Country Link
WO (1) WO2018094753A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111671091A (zh) * 2020-06-19 2020-09-18 连云港东泰食品配料有限公司 一种柠檬酸镁氧化镁复合产品的生产方法
RU2748796C1 (ru) * 2020-10-21 2021-05-31 Акционерное общество "Научно-производственное предприятие "Радий" Способ получения цитрата магния и производных на его основе

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101591234A (zh) * 2008-05-26 2009-12-02 南通市飞宇精细化学品有限公司 一种生产柠檬酸镁的方法
CN102285877A (zh) * 2010-06-17 2011-12-21 陆生杰 一种生产柠檬酸镁的方法
CN104447272A (zh) * 2014-11-14 2015-03-25 宁乡新阳化工有限公司 无水柠檬酸镁的生产方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101591234A (zh) * 2008-05-26 2009-12-02 南通市飞宇精细化学品有限公司 一种生产柠檬酸镁的方法
CN102285877A (zh) * 2010-06-17 2011-12-21 陆生杰 一种生产柠檬酸镁的方法
CN104447272A (zh) * 2014-11-14 2015-03-25 宁乡新阳化工有限公司 无水柠檬酸镁的生产方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111671091A (zh) * 2020-06-19 2020-09-18 连云港东泰食品配料有限公司 一种柠檬酸镁氧化镁复合产品的生产方法
CN111671091B (zh) * 2020-06-19 2022-02-08 连云港东泰食品配料有限公司 一种柠檬酸镁氧化镁复合产品的生产方法
RU2748796C1 (ru) * 2020-10-21 2021-05-31 Акционерное общество "Научно-производственное предприятие "Радий" Способ получения цитрата магния и производных на его основе

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