Nicotine Pouch Container With Permeable Hydration and Moisture Indication
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Solution Overview
Problem
Existing containers for nicotine pouches do not provide a means for determining the moisture content of the pouches, leading to inconsistent product quality and potential issues like moisture seepage and burning during use, especially with moist nicotine pouches.
Innovation Solution
A container design with a first compartment for liquid and a second compartment for pouches, separated by a liquid permeable layer that allows hydration through liquid or vapor transfer, featuring a hydrophobic permeable layer to form droplets and potentially a reactant for vapor production, along with a hydrochromic/thermochromic tag to indicate moisture levels.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If nicotine pouches are stored in a dehydrated state to improve manufacturing ease and shelf life, then manufacturing precision and product quality are improved, but the pouches require additional hydration steps before use
Solution Approach 1:
The container pre-provides liquid in a reservoir compartment, preparing the hydration medium in advance. Users simply need to add the pouches to the container and close it, and the liquid will automatically hydrate the pouches through the permeable layer without requiring separate hydration steps.
Solution Approach 2:
The container enables self-hydration through its design. The liquid permeable layer allows liquid to automatically pass from the reservoir to the pouches without user intervention. The system serves itself by using capillary action and gravity to transfer liquid and hydrate the pouches automatically when closed.
2Device complexity
If a solid layer is used to separate compartments in existing containers, then structural simplicity is maintained, but moisture control and product quality are compromised
Solution Approach 1:
The patent replaces the solid separating layer with a liquid permeable layer that has controlled porosity. This layer allows liquid to pass through while maintaining compartment separation. The permeable layer can be made from materials like porous plastic, mesh, or perforated material that provides both structural integrity and moisture control functionality.
Solution Approach 2:
The liquid permeable layer functions as a flexible barrier that controls moisture transfer. It can be implemented as a thin film or sheet material that separates the liquid reservoir from the pouches while allowing controlled liquid passage. This flexible layer provides both separation and moisture control in a single component.
3Reliability
If moisture is added to dehydrated pouches to present a fresh product, then product quality and readiness for use are improved, but moisture content control becomes critical to avoid clumping and burning
Solution Approach 1:
The patent incorporates a hydrochromic indicator that provides visual feedback on the moisture content of the pouches. The indicator changes color based on the moisture level, allowing users to see when the pouches are adequately hydrated and when more liquid is needed. This feedback mechanism eliminates the need for precise manual moisture control while ensuring consistent product quality.
Solution Approach 2:
The hydrochromic indicator uses color changes to indicate moisture content. When the pouches are dehydrated, the indicator shows one color, and when they are adequately hydrated, it changes to a different color. This visual indicator provides intuitive feedback without requiring complex measurement systems.
4Device complexity
If existing containers lack moisture indication means, then device complexity is minimized, but measurement precision of moisture content is lost
Solution Approach 1:
The patent adds a simple color-changing indicator that provides visual moisture indication without complex electronics or mechanisms. The hydrochromic material changes color in response to moisture absorption, providing an intuitive and accurate visual measure of pouch hydration status that adds minimal complexity to the container design.
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
Ensures even hydration of nicotine pouches, maintains product quality, and allows users to determine moisture content accurately, ensuring a fresh and safe product ready for use.
Implementation Method 1
a liquid permeable layer between the first compartment and the second compartment, wherein the liquid permeable layer is configured to permit liquid or vapour to pass from the first compartment to the second compartment in order to hydrate the nicotine pouches
Implementation Method 2
The liquid permeable layer is configured to produce droplets of liquid thereon having a hydrophobic contact angle (greater than 90 degrees)
Implementation Method 3
a hydrochromic and/or thermochromic identification tag disposed within the container, comprising one or more sections of halochromic, hydrochromic and/or thermochromic material, wherein the one or more sections of halochromic, hydrochromic and/or thermochromic material are configured to change colour in response to a change of pH, humidity and/or temperature within the container
Data Source
Figure 1
Figure 2A~2B
Figure 3
AI summary
Disclosed herein is a container (100) for nicotine pouches, comprising: a first compartment (110) comprising a reservoir for receiving and retaining a liquid; a second compartment (120) comprising nicotine pouches; and a liquid permeable layer (130) between the first compartment (110) and the second compartment (120), wherein the liquid permeable layer (130) is configured to permit liquid or vapour to pass from the first compartment (110) to the second compartment (120) in order to hydrate the nicotine pouches.