CN114262266A - Preparation method of anhydrous calcium lactate particles - Google Patents

Preparation method of anhydrous calcium lactate particles Download PDF

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Publication number
CN114262266A
CN114262266A CN202210033053.8A CN202210033053A CN114262266A CN 114262266 A CN114262266 A CN 114262266A CN 202210033053 A CN202210033053 A CN 202210033053A CN 114262266 A CN114262266 A CN 114262266A
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CN
China
Prior art keywords
calcium lactate
anhydrous calcium
lactic acid
preparation
water
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Pending
Application number
CN202210033053.8A
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Chinese (zh)
Inventor
袁云祥
陈勇
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China Academy Of Agricultural Sciences Guangzhou Co ltd
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China Academy Of Agricultural Sciences Guangzhou Co ltd
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Priority to CN202210033053.8A priority Critical patent/CN114262266A/en
Publication of CN114262266A publication Critical patent/CN114262266A/en
Pending legal-status Critical Current

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)

Abstract

The invention relates to the technical field of anhydrous calcium lactate preparation, and discloses a preparation method of anhydrous calcium lactate particles, aiming at solving the problem of low efficiency of the traditional production process in the preparation of the anhydrous calcium lactate particles, which comprises the following steps: mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying calcium lactate solution to obtain anhydrous calcium lactate microparticles. The preparation method of the invention does not need the step of calcium lactate crystallization in the traditional production process, greatly shortens the time of industrial production of the anhydrous calcium lactate particles, and can greatly improve the content of free calcium in the calcium lactate product.

Description

Preparation method of anhydrous calcium lactate particles
Technical Field
The invention relates to the technical field of anhydrous calcium lactate preparation, in particular to a preparation method of anhydrous calcium lactate particles.
Background
Calcium lactate is an organic compound, is commonly used as a calcium supplement, has the effects of promoting the calcification formation of bones and teeth, maintaining the normal excitability of nerves and muscles, reducing capillary permeability and the like, and is generally only used for oral administration due to its low solubility. The traditional process of the existing anhydrous calcium lactate particles needs to wait for the precipitation of calcium lactate crystals in the preparation process, and has the problems of long time consumption and low efficiency.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a preparation method of anhydrous calcium lactate particles.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for preparing anhydrous calcium lactate microparticles, comprising the following steps:
step 1: mixing calcium hydroxide with water to obtain a suspension for later use;
step 2: mixing the suspension with lactic acid to react to obtain calcium lactate solution;
and step 3: spray drying calcium lactate solution to obtain anhydrous calcium lactate microparticles.
Preferably, the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: (4-6): (9-11).
Preferably, the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: 4: 9.
preferably, the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: 6: 11.
preferably, the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: 5: 10.
preferably, the concentration of the calcium lactate solution obtained in step 2 is 35%.
Preferably, the spray drying in step 3 comprises the following steps: the calcium lactate solution was atomized in a drying chamber.
Preferably, the temperature range in the drying chamber is 30-300 ℃.
The invention has the beneficial effects that:
the preparation method of the invention does not need the step of calcium lactate crystallization precipitation in the traditional production process, greatly shortens the time of industrial production of the anhydrous calcium lactate particles, improves the preparation efficiency of the anhydrous calcium lactate particles, and can greatly improve the content of free calcium in the calcium lactate product.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1
Weighing 2kg of calcium hydroxide, 5kg of lactic acid and 10kg of water; mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying the calcium lactate solution in a drying chamber at the temperature of 30-300 ℃ to obtain the anhydrous calcium lactate particles.
Example 2
Weighing 2kg of calcium hydroxide, 4kg of lactic acid and 9kg of water; mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying the calcium lactate solution in a drying chamber at the temperature of 30-300 ℃ to obtain the anhydrous calcium lactate particles.
Example 3
Weighing 2kg of calcium hydroxide, 6kg of lactic acid and 11kg of water; mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying the calcium lactate solution in a drying chamber at the temperature of 30-300 ℃ to obtain the anhydrous calcium lactate particles.
Example 4
Weighing 2kg of calcium hydroxide, 4.5kg of lactic acid and 9.5kg of water; mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying the calcium lactate solution in a drying chamber at the temperature of 30-300 ℃ to obtain the anhydrous calcium lactate particles.
Example 5
Weighing 2kg of calcium hydroxide, 5.5kg of lactic acid and 10.5kg of water; mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying the calcium lactate solution in a drying chamber at the temperature of 30-300 ℃ to obtain the anhydrous calcium lactate particles.
Example 6
Weighing 2kg of calcium hydroxide, 4.5kg of lactic acid and 10.5kg of water; mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying the calcium lactate solution in a drying chamber at the temperature of 30-300 ℃ to obtain the anhydrous calcium lactate particles.
Example 7
Weighing 2kg of calcium hydroxide, 5.5kg of lactic acid and 9.5kg of water; mixing calcium hydroxide with water to obtain a suspension for later use; mixing the suspension with lactic acid to react to obtain calcium lactate solution; spray drying the calcium lactate solution in a drying chamber at the temperature of 30-300 ℃ to obtain the anhydrous calcium lactate particles.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (8)

1. A method for producing anhydrous calcium lactate fine particles, comprising the steps of:
step 1: mixing calcium hydroxide with water to obtain a suspension for later use;
step 2: mixing the suspension with lactic acid to react to obtain calcium lactate solution;
and step 3: spray drying calcium lactate solution to obtain anhydrous calcium lactate microparticles.
2. The method for producing anhydrous calcium lactate fine particles according to claim 1, wherein the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: (4-6): (9-11).
3. The method for producing anhydrous calcium lactate fine particles according to claim 1, wherein the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: 4: 9.
4. the method for producing anhydrous calcium lactate fine particles according to claim 1, wherein the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: 6: 11.
5. the method for producing anhydrous calcium lactate fine particles according to claim 1, wherein the weight ratio of the calcium hydroxide to the lactic acid to the water is 2: 5: 10.
6. the method of claim 1, wherein the concentration of the calcium lactate solution obtained in step 2 is 35%.
7. The method for preparing anhydrous calcium lactate fine particles according to claim 1, wherein the spray drying in step 3 comprises the following steps: the calcium lactate solution was atomized in a drying chamber.
8. The method according to claim 7, wherein the temperature in the drying chamber is in the range of 30 to 300 ℃.
CN202210033053.8A 2022-01-12 2022-01-12 Preparation method of anhydrous calcium lactate particles Pending CN114262266A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210033053.8A CN114262266A (en) 2022-01-12 2022-01-12 Preparation method of anhydrous calcium lactate particles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210033053.8A CN114262266A (en) 2022-01-12 2022-01-12 Preparation method of anhydrous calcium lactate particles

Publications (1)

Publication Number Publication Date
CN114262266A true CN114262266A (en) 2022-04-01

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CN202210033053.8A Pending CN114262266A (en) 2022-01-12 2022-01-12 Preparation method of anhydrous calcium lactate particles

Country Status (1)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008071757A1 (en) * 2006-12-14 2008-06-19 Purac Biochem Bv Particulate composition comprising calcium lactate and calcium citrate microparticles
CN104661539A (en) * 2012-08-01 2015-05-27 普拉克生物化学有限公司 Lactate powder and method for the preparation thereof
CN109160877A (en) * 2018-10-09 2019-01-08 武汉三江航天固德生物科技有限公司 The production method of medical calcium lactate

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008071757A1 (en) * 2006-12-14 2008-06-19 Purac Biochem Bv Particulate composition comprising calcium lactate and calcium citrate microparticles
CN101616600A (en) * 2006-12-14 2009-12-30 普拉克生化公司 The particle that comprises calcium lactate and calcium citrate microparticles
CN104661539A (en) * 2012-08-01 2015-05-27 普拉克生物化学有限公司 Lactate powder and method for the preparation thereof
CN109160877A (en) * 2018-10-09 2019-01-08 武汉三江航天固德生物科技有限公司 The production method of medical calcium lactate

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Application publication date: 20220401

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