Birch Bark Extraction for Raspberry Ketone Abundance
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Solution Overview
Problem
The scarcity of natural sources for raspberry ketone, due to its low abundance in berries, necessitates the development of alternative methods for obtaining this compound, which are also environmentally friendly and sustainable.
Innovation Solution
A method involving the extraction of raspberry ketone and monosaccharides from the inner bark of birch trees, utilizing an aqueous solvent and pressurized hot water extraction, providing a novel and renewable source for raspberry ketone, thereby reducing the need for synthetic production.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If raspberry ketone is extracted from berries, then natural source is obtained, but abundance is very low
Solution Approach 1:
The patent applies extraction by isolating raspberry ketone from birch bark using organic solvents. The method involves extracting birch bark with solvents like dichloromethane, ethyl acetate, or ethanol to obtain raspberry ketone, thereby taking the desired compound out from the plant matrix without relying on berry extraction
Solution Approach 2:
The patent utilizes parameter changes by employing different solvent systems (dichloromethane, ethyl acetate, ethanol) and adjusting extraction conditions to optimize raspberry ketone yield from birch bark. The process involves controlling parameters such as solvent polarity, extraction temperature, and solvent-to-biomass ratio to maximize compound recovery
2Quantity of substance
If chemical synthesis is used to produce raspberry ketone, then abundance is achieved, but natural product preference is lost
Solution Approach 1:
The patent applies self-service by using naturally occurring birch bark as the raw material source for raspberry ketone production. The birch bark spontaneously contains the compound, eliminating the need for synthetic chemical pathways while providing abundant natural supply for commercial applications
3Quantity of substance
If micro-organism fermentation is used to produce raspberry ketone, then natural production is achieved, but process complexity increases
Solution Approach 1:
The patent simplifies the production process by directly extracting raspberry ketone from birch bark using organic solvents, thereby taking the desired compound out from the plant material without employing complex fermentation systems, bioreactors, or microbial culture processes
Solution Approach 2:
The patent employs simple, inexpensive, and readily available organic solvents (dichloromethane, ethyl acetate, ethanol) for extraction, replacing complex and expensive fermentation infrastructure. The extraction method uses disposable-like simplicity of solvent-based processes rather than maintaining complex living microbial systems
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
This method offers an abundant, economically viable, and environmentally friendly means to obtain raspberry ketone, utilizing forestry by-products, enhancing the aroma and flavor properties of food and cosmetic products while providing antimicrobial activity.
Implementation Method 1
extracting the biomass with an aqueous solvent
Implementation Method 2
pressurized hot water extraction
Data Source
AI summary
The present invention describes a composition comprising raspberry ketone and at least one monosaccharide and optionally at least one phenolic compound. The invention also describes a method for extracting with an aqueous solvent a composition comprising raspberry ketone from the inner bark of birch. The extract thus obtained can optionally also comprise monosaccharides and phenolic compounds.