Animal Excrement Granule Coating Vibration Fixation

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Solution Overview

Problem

Conventional animal excrement disposal materials face issues with the peeling of the water-absorbent surface layer due to inadequate fixation, and existing solutions do not provide a rational construction method for ensuring durability and effective moisture indication.

Innovation Solution

A manufacturing method involving granulation of raw materials, application of a covering material, and application of vibration to securely fix the covering material onto the granules, utilizing a conveying mechanism with a vibration generating part to ensure reliable adhesion and retention of liquid excrement, comprising primary and secondary water-retaining members and a water-absorbent adhesive.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a water-absorbent surface layer is fixed by sprinkling onto a water-absorbent granule having a water-soluble adhesive, then the material can change coloration by absorbing excrement, but the surface layer may peel off

Engineering Contradiction:
Improvesurface layer fixation methodVSAvoidsurface layer adhesion
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent applies vibration to the granule having the covering material disposed thereon to reliably fix the covering material to the granule. The vibration generates friction and pressure that enhances the adhesion between the water-absorbent surface layer and the water-absorbent granule, preventing peeling while maintaining the color-changing function.

Inventive Principle:
Principle #18Mechanical vibration

2Reliability

If vibration is applied to the granule having the covering material disposed thereon, then the covering material is reliably fixed to the granule, but the manufacturing process becomes more complex

Engineering Contradiction:
Improvecovering material adhesionVSAvoidmanufacturing process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the conveying function and vibration function into a single integrated conveying mechanism. The vibration generating part is incorporated into the conveying mechanism, allowing the granule to be conveyed and vibrated simultaneously in one device, thereby reducing overall manufacturing process complexity while achieving reliable adhesion.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the granule contains water in the step of covering the granule with the covering material, then the first secondary water-retaining member exhibits tackiness to fix the covering material, but the water content must be precisely controlled

Engineering Contradiction:
Improvecovering material fixationVSAvoidwater content control
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The patent utilizes the parameter change of water content in the granule to trigger the tackiness of the first secondary water-retaining member (super absorbent polymer). By controlling the water content to a specific range, the super absorbent polymer absorbs water and becomes tacky, providing natural adhesion for the covering material without requiring additional adhesives or complex fixation mechanisms.

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 method provides a more rational and durable animal excrement disposal material with improved adhesion and moisture indication, allowing for clear recognition of coloration and efficient liquid retention, preventing peeling and enhancing usability.

Implementation Method 1

a first secondary water-retaining member that is formed to be capable of retaining liquid animal excrement transferred from the first primary water-retaining member and exhibits tackiness by absorbing liquid

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

a water-absorbent adhesive that is formed to be capable of exhibiting adhesiveness by absorbing liquid

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 3

a conveying mechanism for conveying the granule having the covering material disposed thereon. The conveying mechanism applies vibration to the granule having the covering material disposed thereon

Methodology Applied
Scientific EffectVibration: Vibration

Implementation Method 4

a first secondary water-retaining member that is formed to be capable of retaining liquid animal excrement transferred from the first primary water-retaining member

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentEP2976942B1Production method for animal excrement treatment material
Publication Date: 2020.07.08 UNI CHARM CORP
  • EP2976942B1 patent drawingFigure 1~2
  • EP2976942B1 patent drawingFigure 3
  • EP2976942B1 patent drawingFigure 4

AI summary

A production method for animal excrement treatment material and a production device therefor, having: a step in which a raw material is granulized and a granular material (1102) is obtained; and a step in which a coating material is coated on the granular material (1102). The step in which the coating material is coated on the granular material (1102) has: a step in which the coating material is arranged on the granular material (1102); and a step in which a vibration is applied to the granular material (1102) having the coating material arranged thereupon.