Faujasite Molecular Sieves for TCA Removal in Wine
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Solution Overview
Problem
Current methods for removing 2,4,6 Trichloroanisole (TCA) from wine are inefficient, costly, and often alter the flavor and aroma profiles of the wine, with existing technologies requiring large quantities of treatment materials and having limited capacity for rapid taint removal.
Innovation Solution
The use of Zeolite-Y (Faujasite) molecular sieves with a silica-to-alumina ratio greater than 5, which selectively adsorb TCA from wine without significantly impacting desirable flavor and aroma components, allowing for rapid and economical remediation through direct incorporation into wine or packaging materials.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If conventional TCA removal methods are used, then TCA taint is reduced, but large quantities of treatment material are required and costs increase
Solution Approach 1:
The patent employs porous adsorbent materials with high surface area and selective pore structures to remove TCA from wine. These materials provide extensive adsorption capacity within a small volume, eliminating the need for large quantities of treatment material while effectively reducing TCA taint concentrations.
Solution Approach 2:
The invention utilizes adsorbents with optimized physical and chemical parameters including pore size distribution, surface area, and surface chemistry to achieve selective TCA adsorption. By changing the parameters of the adsorbent material, the system achieves high TCA removal efficiency with minimal material quantity required.
2Object-affected harmful factors
If conventional TCA removal methods are used, then TCA taint is reduced, but the flavor and aroma profiles of the wine are altered
Solution Approach 1:
The patent applies adsorbent materials with locally optimized properties that provide high affinity for TCA molecules while having minimal interaction with wine flavor and aroma compounds. The selective adsorption capability is achieved through tailored pore structures and surface chemistries that discriminate between TCA and desirable wine components.
Solution Approach 2:
The invention transforms the harmful TCA compound into an adsorbed state on the porous material surface, effectively removing it from the wine. The process converts the taint problem into a beneficial adsorption phenomenon where TCA is selectively captured without affecting wine quality.
3Object-affected harmful factors
If conventional TCA removal methods are used, then some TCA is removed, but the treatment process is slow and inefficient
Solution Approach 1:
The patent utilizes highly porous adsorbent materials with large surface areas and optimized pore structures that enable rapid mass transfer and fast adsorption kinetics. These materials provide numerous active sites for TCA molecules, dramatically increasing the treatment speed and productivity compared to conventional methods.
Solution Approach 2:
The invention may incorporate mechanical agitation or vibration during the adsorption process to enhance mass transfer rates and accelerate TCA removal. This mechanical energy input improves the kinetics of the adsorption process, enabling faster treatment while maintaining high removal efficiency.
4Object-affected harmful factors
If conventional TCA removal methods are used, then TCA is removed from wine, but the treatment materials cannot be reused
Solution Approach 1:
The patent implements a regeneration system where used adsorbent materials are recovered and regenerated for repeated use. The spent adsorbents can be thermally or chemically regenerated to restore their adsorption capacity, allowing multiple cycles of TCA removal and significantly reducing material loss and treatment costs.
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
Faujasite molecular sieves effectively remove TCA from wine in seconds, achieving capacities orders of magnitude larger than existing technologies, with minimal impact on the wine's aroma and flavor profiles, and can be reused after regeneration.
Implementation Method 1
Zeolite-Y (Faujasite) molecular sieves with a silica-to-alumina ratio greater than 5, which selectively adsorb TCA from wine
Implementation Method 2
The use of Zeolite-Y (Faujasite) molecular sieves with a silica-to-alumina ratio greater than 5, which selectively adsorb TCA from wine
Data Source
AI summary
A means of preventing TCA taint from contaminating liquid foods and beverages is provided by incorporating molecular sieves into the manufacturing process and/or packaging materials in order to selectively adsorb the taint molecules while preserving the food's or beverage's flavor and aroma profiles. Also provided are methods and devices for remediating TCA taint present in the consumer's liquid foods and beverages.