Inert Ball Gelation Detection Method
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Solution Overview
Problem
Conventional methods for determining gelation time, such as the Sydnax scale, are subjective and lack precision, relying on visual inspection and classification of gelation states, which limits the accuracy of gelation time estimation in gel formulations.
Innovation Solution
The method involves introducing an inert ball into gel solution containers, where the ball's movement upon inversion indicates gelation, allowing for a more objective measurement of gelation time by observing the ball's transition from free movement to being stuck, with sequential inversions at decreasing intervals until the ball remains fixed, providing a clearer indication of gelation onset and progression.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If conventional visual inspection methods (Sydnax scale) are used to determine gelation time, then the process is simple and easy to perform, but the measurement precision and objectivity are poor
Solution Approach 1:
An inert ball is introduced as an intermediary object to mediate the observation of gelation. The ball's movement through the gel solution provides an objective, visual indicator of gelation progress, transforming the subjective assessment of gel consistency into an observable tracking task. This intermediary enables precise measurement without requiring complex instrumentation.
Solution Approach 2:
The patent replaces the subjective mechanical/visual assessment system (Sydnax scale classification) with an objective mechanical tracking system. Instead of visually evaluating gel consistency and assigning subjective ratings, the method tracks the physical movement of an inert ball through the solution, providing quantifiable, objective data on gelation progress.
2Reliability
If the Sydnax scale is used to classify gelation states, then the method is easy to operate, but the reliability and objectivity of gelation time determination are reduced
Solution Approach 1:
The inert ball serves as a reliable intermediary that provides consistent, repeatable observations across different operators and time points. Its movement through the gel solution creates a standardized reference that eliminates operator subjectivity, thereby improving reliability while maintaining operational simplicity through visual tracking.
Solution Approach 2:
While not relying on color changes per se, the patent employs a visual indicator principle similar to color change methods. The inert ball's position and movement state (free-moving vs. stuck) provide a clear, binary visual signal that is easy to observe and record, enhancing reliability without complicating the observation process.
3Measurement precision
If sequential inversions at decreasing time intervals are performed, then the accuracy of gelation onset detection is improved, but the time and effort required for measurement increases
Solution Approach 1:
The method employs periodic inversion actions at systematically decreasing time intervals. This periodic checking allows precise detection of gelation onset by capturing the transition point when the ball becomes stuck, while the structured interval reduction optimizes the balance between precision and time investment by focusing intensive monitoring at the critical gelation transition phase.
Solution Approach 2:
The inert ball is introduced into the gel solution before gelation begins, establishing a baseline state for comparison. This preliminary setup allows the ball to naturally indicate gelation progress throughout the process, enabling precise detection of the gelation onset point without requiring continuous monitoring or complex real-time analysis.
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
This approach reduces subjectivity and enhances the accuracy of gelation time estimation, offering a less subjective basis for defining gelation compared to traditional methods, enabling more precise characterization of gelation properties and times.
Implementation Method 1
introducing an inert ball into each of a plurality of gel solution containers having a gel solution therein and allowing the inert ball to sink to the bottom of the containers
Implementation Method 2
the gelation time of a gel solution formulation may be conventionally defined as the point at which the gel solution of a polymer and a crosslinker form a gel
Data Source
AI summary
Methods for determining the gelation period of a gel solution are provided. The methods provided include introducing an inert ball into each of a plurality of gel solution containers having a gel solution therein. In the method, the inert balls are then allowed to sink to the bottom of the containers, followed by a step of repeatedly inverting a first gel solution container at specified time intervals until the onset of gelation of the first gel solution is observed. Methods further include repeatedly inverting an additional gel solution container at specified intervals where each of the subsequent gel solution containers containing the inert balls and gel solutions are sequentially inverted in series until the inert ball is observed to remain fixed in place in the solution.