Eucommia Leaf Extract Enzymolysis Yield and Spray Fluidity
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Solution Overview
Problem
Current Eucommia ulmoides Oliv. leaf extracts have quality inconsistencies due to simple standard indexes and lack of clear analysis of active components, making it difficult to ensure yield and fluidity of spray-dried powders, and there is a gap in market availability of extracts or compound medicines involving leaves and male flowers.
Innovation Solution
A complex enzyme extraction technology is employed to transform components, combined with a fingerprint detection method for multi-index qualitative and quantitative analysis, improving yield and fluidity of Eucommia ulmoides Oliv. leaf extracts, and verifying drug effects in vivo and in vitro, incorporating Eucommia ulmoides Oliv. male flowers to enhance material state and reduce interference during spray drying.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional water extraction technology is used, then the extraction process is simple, but the yield is low and the fluidity of spray-dried powder is poor
Solution Approach 1:
The patent uses a composite extraction system combining multiple enzymes (cellulase, pectinase, hemicellulase) with traditional water extraction. This enzyme-water composite system breaks down cell wall structures to release more active components, achieving both high yield and good fluidity while maintaining process simplicity
Solution Approach 2:
The patent optimizes extraction parameters including enzyme concentration (0.5-2%), extraction temperature (40-60°C), and extraction time (2-4 hours). By adjusting these parameters, the extraction efficiency is significantly improved, resulting in higher yield and better spray-dried powder fluidity
2Device complexity
If simple standard indexes are used for quality control, then the detection method is simple, but the quality consistency cannot be ensured
Solution Approach 1:
The patent segments the quality control into multiple independent detection dimensions: fingerprint chromatography for overall profile, quantitative analysis of specific active components (chlorogenic acid, quercetin, kaempferol), and impurity detection. This multi-level segmentation ensures comprehensive quality control while maintaining clear, actionable detection protocols
Solution Approach 2:
The patent establishes a feedback mechanism where HPLC fingerprint analysis and quantitative component detection provide data that feeds back to optimize extraction parameters and ensure batch-to-batch consistency. The detection results guide process adjustments to maintain quality standards
3Difficulty of detecting and measuring
If only chlorogenic acid content is detected, then the detection scope is narrow but the method is simple, but other active components cannot be analyzed
Solution Approach 1:
The patent employs HPLC fingerprint chromatography as a universal detection method that simultaneously identifies and quantifies multiple active components (chlorogenic acid, quercetin, kaempferol, rutin) in a single analysis. This multi-functional approach provides comprehensive component analysis without significantly increasing operational complexity
Solution Approach 2:
The detection system uses a composite analytical approach combining fingerprint chromatography with targeted quantitative analysis of specific components. This composite detection strategy captures the full spectrum of active ingredients while maintaining analytical efficiency
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The method enhances the yield and fluidity of Eucommia ulmoides Oliv. leaf extracts, stabilizes product quality, and verifies the drug effects, filling market gaps by improving the analysis and quality control of active substances like quercetin and kaempferol, and demonstrating protective effects on kidney function.
Implementation Method 1
The present invention uses the complex enzyme extraction technology to achieve the transformation of some components with specific effects
Implementation Method 2
spray-drying the filtrate to obtain the Eucommia ulmoides Oliv. leaf extract
Data Source
AI summary
The present invention belongs to the field of drug preparation and detection, and particularly discloses a preparation method for a Eucommia ulmoides Oliv. leaf extract. The extract is obtained from Eucommia ulmoides Oliv. leaves (the mixture of the Eucommia ulmoides Oliv. leaves and Eucommia ulmoides Oliv. male flower) by enzymolysis and extraction of ethanol and water, and can effectively solve the problem that the extract is not easy to spray dry (the Eucommia ulmoides Oliv. leaves contain colloidal substances). The pharmacodynamic experiment proves that the Eucommia ulmoides Oliv. leaf extract has good effect of protecting the health of the renal function. The present invention also develops a detection method for the extract, which not only realizes the quality control of the extract, but also has the advantages of good repeatability and stability.