Modified Agglomerate Fillers for Consistent Oral Compound Release

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Solution Overview

Problem

Existing oral products face challenges in achieving controlled release of active compounds, particularly nicotine and cannabis extracts, due to variations in moisture content and interaction with saliva, leading to inconsistent and inefficient delivery.

Innovation Solution

The development of a modified agglomerate using a porous carrier material coated with a surface modifier, such as sugar alcohol or hydrophobic materials like corn zein, which is combined with active ingredients to form a filler that enhances controlled release when exposed to saliva.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional fillers are used in oral products, then the product structure is simple, but the release of active compounds is inconsistent and inefficient

Engineering Contradiction:
Improverelease consistencyVSAvoidfiller structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies composite materials by combining porous carrier particles with surface modifiers (such as sugars, polyols, or hydrophobic materials) to create a multi-component filler system. This composite structure enables controlled release of active compounds while maintaining structural integrity, directly resolving the contradiction between release consistency and structural simplicity.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The patent implements local quality by applying surface modifiers specifically to the outer surfaces of porous carrier particles. This creates regions with different properties: the interior porous structure provides absorption capacity while the modified surface controls release kinetics, achieving consistent release without requiring complete restructuring of the entire filler material.

Inventive Principle:
Principle #3Local quality

2Quantity of substance

If porous carrier material is used to increase surface area, then the absorption capacity improves, but the interaction with saliva becomes unpredictable

Engineering Contradiction:
Improveactive compound capacityVSAvoidsaliva interaction stability
Core Design Contradiction:
Quantity of substanceVSStability of the object's composition

Solution Approach 1:

The patent applies parameter changes by modifying surface properties through coating with specific materials (sugars, polyols, hydrophobic substances) that alter the interaction characteristics with saliva. This allows the porous structure to maintain its high capacity while the surface parameters are adjusted to provide predictable, stable interaction with oral fluids.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The surface modifiers act as intermediaries between the porous carrier material and saliva. These coating materials mediate the interaction, providing a controlled interface that prevents unpredictable direct contact between the porous structure and saliva, thereby stabilizing the release behavior while preserving absorption capacity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If hydrophobic materials are applied to the surface, then the controlled release is enhanced, but the manufacturing process becomes more complex

Engineering Contradiction:
Improvecontrolled releaseVSAvoidcoating process
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent utilizes porous carrier materials as the base structure, which inherently provide controlled release capabilities through their internal pore networks. This reduces the reliance on complex hydrophobic surface coatings, simplifying the manufacturing process while maintaining reliable controlled release performance.

Inventive Principle:
Principle #31Porous materials

4Quantity of substance

If the filler is highly porous to increase surface area, then the active ingredient loading increases, but the structural integrity decreases

Engineering Contradiction:
Improveactive ingredient capacityVSAvoidagglomerate stability
Core Design Contradiction:
Quantity of substanceVSStrength

Solution Approach 1:

The patent creates composite agglomerates by combining porous particles with binding agents and surface modifiers. This composite approach allows the porous structure to maintain high surface area for ingredient loading while the composite nature provides the structural integrity needed to prevent disintegration during oral processing and use.

Inventive Principle:
Principle #40Composite materials

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 modified agglomerate facilitates consistent and enhanced release of active ingredients, improving the delivery efficiency and stability of nicotine and cannabis compounds in oral products.

Implementation Method 1

The surface modifier coats at least a portion of a surface of the agglomerate, is in pores of the agglomerate, or both coats at least a portion of the surface of the agglomerate and is in pores of the agglomerate

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

The surface modifier includes a sugar alcohol or a hydrophobic material

Methodology Applied
Scientific EffectHydrophobic effect: Hydrophobe

Data Source

PatentUS20260068923A1Oral products having filler material for controlled release of active compounds
Publication Date: 2026.03.12 ALTRIA CLIENT SERVICES LLC
  • US20260068923A1 patent drawing
  • US20260068923A1 patent drawing
  • US20260068923A1 patent drawing

AI summary

An oral product includes a filler and an active ingredient. The filler includes a modified agglomerate and a surface modifier. The modified agglomerate includes a porous carrier. The surface modifier coats at least a portion of a surface of the agglomerate, is in pores of the agglomerate, or both coats at least a portion of the surface of the agglomerate and is in pores of the agglomerate. The surface modifier includes a sugar alcohol or a hydrophobic material. The active ingredient is admixed with the filler.