Preparation method of ferrous saccharose complex
A technology of iron sucrose and complexes, which is applied in the field of complexes to achieve the effects of improving production efficiency, good solubility, and good stability
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0036] The preparation method of iron sucrose complex comprises the steps:
[0037] Step 1. Add 25 parts by weight of sucrose to the reaction kettle, add 40 parts by weight of water to dissolve the sucrose, add aqueous sodium hydroxide solution to alkalinize, and adjust the pH of the solution to 11;
[0038] Step 2: Heating the reaction kettle, keeping the temperature in the kettle at 65°C, and then adding 80 parts by weight of ferrous sulfate heptahydrate for complexation reaction for 1 hour, stirring continuously during the reaction process, generating iron sucrose solution, cooling, filtering and separating to obtain filter residue and filtrate ;
[0039] Step 3: According to the weight ratio of filtrate: 75% ethanol aqueous solution = 1:2, add 75% ethanol aqueous solution to precipitate at room temperature, the precipitation time is 1.5 hours, the precipitate is centrifugally filtered, and the obtained waste water is recycled, and the precipitate is vacuum-dried , detect ...
Embodiment 2
[0043] The preparation method of iron sucrose complex comprises the steps:
[0044] Step 1, add 29 parts by weight of sucrose to the reactor, add 45 parts by weight of water to dissolve the sucrose, add aqueous sodium hydroxide solution to alkalinize, and adjust the pH of the solution to 11 to obtain a reaction solution;
[0045] Step 2, heating the reaction kettle, keeping the temperature in the kettle at 70°C, and then adding 40 parts by weight of ferric chloride to carry out complexation reaction for 1.5 hours, stirring continuously during the reaction process, generating iron sucrose solution, cooling and filtering to separate, and obtaining filter residue and filtrate;
[0046] Step 3: According to the weight ratio of filtrate: 75% ethanol aqueous solution = 1:2, add 75% ethanol aqueous solution to carry out normal temperature precipitation, the precipitation time is 2 hours, the precipitate is subjected to centrifugal suction filtration, and the waste water obtained is re...
Embodiment 3
[0050] The preparation method of iron sucrose complex comprises the steps:
[0051] Step 1. Add 32 parts by weight of sucrose to the reaction kettle, add 50 parts by weight of water to dissolve the sucrose, and then alkalize the solution by adding aqueous sodium hydroxide solution to adjust the pH of the solution to 12;
[0052] Step 2, heating the reaction kettle, keeping the temperature in the kettle at 75° C., then adding 42 parts by weight of ferrous carbonate to carry out complexation reaction for 2 hours, stirring continuously during the reaction process, generating iron sucrose solution, cooling and filtering to separate, and obtaining filter residue and filtrate;
[0053] Step 3, take the filtrate obtained in step 2, according to the weight ratio of filtrate:75% ethanol aqueous solution=1:2, add 75% ethanol aqueous solution to carry out normal temperature precipitation, the precipitation time is 3 hours, the sediment is subjected to centrifugal suction filtration, and t...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com