Aerosol-Forming Rod Composition Using Mixed Reconstituted Tobacco Sheets
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Solution Overview
Problem
Conventional reconstituted tobacco sheets for heating-type aerosol-generating articles lack versatility in compensating for disadvantages such as filling power, combustion rate, and taste due to being composed of a single type of sheet manufactured by a single process.
Innovation Solution
A method and apparatus for manufacturing an aerosol-forming rod by combining two or more types of reconstituted tobacco sheets with different manufacturing processes, such as slurry, paper-making, or extrusion, to control physical properties and tastes, and optionally incorporating leaf tobacco shreds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single type of reconstituted tobacco sheet manufactured by a single process is used, then the manufacturing process is simple, but the ability to compensate for disadvantages such as filling power, combustion rate, and taste is limited
Solution Approach 1:
The tobacco sheet is divided into multiple layers, each manufactured by different processes (slurry process, paper-making process, extrusion process) to provide distinct functional properties. The first layer may focus on filling power, the second layer on combustion rate, and the third layer on taste, allowing each layer to compensate for the limitations of the others while maintaining overall system simplicity.
Solution Approach 2:
Multiple reconstituted tobacco sheets with different physical properties and main components are combined to create a composite tobacco sheet. This composite structure enables the material to exhibit enhanced filling power, combustion rate, and taste characteristics simultaneously, resolving the contradiction between versatility and manufacturing complexity by integrating diverse materials into a unified product.
2Manufacturing precision
If multiple types of reconstituted tobacco sheets with different manufacturing processes are mixed, then control over physical properties and tastes is enhanced, but the manufacturing process becomes more complex
Solution Approach 1:
The different types of reconstituted tobacco sheets are prepared and pre-manufactured by their respective processes before the mixing step. This preliminary preparation allows each sheet type to be optimized for its specific function, and the mixing process becomes a simple consolidation step rather than a complex integration process, thereby maintaining manufacturing precision while limiting process complexity.
Solution Approach 2:
The mixing ratio of different reconstituted tobacco sheets is precisely controlled to achieve desired physical properties and tastes. By adjusting parameters such as mixing ratio, layer thickness, and sheet composition, the manufacturing process achieves precise control over the final product characteristics without requiring complex manufacturing procedures, thus resolving the contradiction between precision and complexity.
Data Source
AI summary
Embodiments of the present disclosure relate to a method and an apparatus for manufacturing an aerosol-forming rod, and according to the present disclosure, it is possible to realize various aerosol-forming product properties, by utilizing the sheet-specific characteristics of each manufacturing process of reconstituted tobacco sheets and mixing two or more types of reconstituted tobacco sheets having different types, different physical properties, or different main components to control the physical properties and taste of the tobacco rod.