Allulose Composition With Dissolved Oxygen ≤8 ppm for Stable Storage

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Solution Overview

Problem

Allulose compositions degrade over time due to conversion into different substances and decomposition, leading to a reduction in allulose content, pH changes, and color changes during storage.

Innovation Solution

Control the dissolved oxygen concentration in allulose compositions to 8 ppm or less to maintain stability, using methods such as deoxidants, inert gas substitution, vacuum deaeration, and selective packaging to minimize oxygen exposure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of stationary object

If allulose syrup is stored for a long period of time, then the allulose content is gradually reduced due to conversion into different substances and decomposition, but the storage duration is extended

Engineering Contradiction:
Improvestorage durationVSAvoidallulose content
Core Design Contradiction:
Duration of action of stationary objectVSLoss of substance

Solution Approach 1:

The patent applies inert atmosphere by controlling dissolved oxygen concentration to 8 ppm or less in allulose syrup through deoxidation treatment. This creates an oxygen-deficient environment that prevents oxidative decomposition and conversion of allulose into other substances, thereby maintaining allulose content stability during long-term storage while extending effective storage duration

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

Solution Approach 2:

The patent changes the physical-chemical parameter of dissolved oxygen concentration from typical levels to 8 ppm or less through deoxidation treatment. This parameter change fundamentally alters the storage stability characteristics of allulose syrup, preventing decomposition reactions and maintaining allulose content over extended storage periods

Inventive Principle:
Principle #35Parameter changes

2Duration of action of stationary object

If allulose syrup is stored for a long period of time, then pH changes occur due to decomposition, but the storage duration is extended

Engineering Contradiction:
Improvestorage durationVSAvoidpH stability
Core Design Contradiction:
Duration of action of stationary objectVSStability of the object's composition

Solution Approach 1:

By controlling dissolved oxygen concentration to 8 ppm or less through deoxidation treatment, the patent creates an inert environment that prevents oxidative reactions causing pH changes. This maintains pH stability throughout extended storage periods, allowing long-term storage without composition degradation

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

Solution Approach 2:

The deoxidation treatment fundamentally changes the dissolved oxygen parameter to 8 ppm or less, which prevents the chemical reactions that would otherwise cause pH drift during storage. This parameter control ensures pH stability is maintained throughout the extended storage duration

Inventive Principle:
Principle #35Parameter changes

3Duration of action of stationary object

If allulose syrup is stored for a long period of time, then color changes occur due to decomposition, but the storage duration is extended

Engineering Contradiction:
Improvestorage durationVSAvoidcolor stability
Core Design Contradiction:
Duration of action of stationary objectVSStability of the object's composition

Solution Approach 1:

The patent applies inert atmosphere by reducing dissolved oxygen to 8 ppm or less, creating conditions that prevent oxidative browning and color-changing reactions. This maintains color stability during long-term storage while extending the effective shelf life of the allulose syrup

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

Solution Approach 2:

By fundamentally changing the dissolved oxygen concentration parameter to 8 ppm or less through deoxidation, the patent prevents the chemical pathways leading to color changes and decomposition, thereby maintaining visual quality and composition stability throughout extended storage periods

Inventive Principle:
Principle #35Parameter changes

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 allulose composition maintains its initial characteristics, with minimal reduction in allulose content, pH, and color changes, even after prolonged storage, ensuring high stability and quality.

Implementation Method 1

controlling a dissolved oxygen concentration in an allulose composition to 8 ppm or less

Methodology Applied
Scientific EffectReduction: Reduction

Implementation Method 2

inert gas substitution

Methodology Applied
Scientific EffectGas substitution:

Implementation Method 3

vacuum deaeration

Methodology Applied
Scientific EffectVacuum: Vacuum

Data Source

PatentUS20250318558A1Allulose composition with excellent stability
Publication Date: 2025.10.16 SAMYANG CORP
  • US20250318558A1 patent drawing

AI summary

The present application relates to an allulose composition with excellent stability.