Composite Membrane Multi-Dimensional Visual Relief via Layer Stacking
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Solution Overview
Problem
Composite membranes in packaging materials typically present a single image effect, limiting their ability to showcase multi-dimensional visual information effectively.
Innovation Solution
A composite membrane structure comprising a carrier layer, a light-transmitting layer, and two pattern layers, where the light-transmitting layer is positioned between the pattern layers to create a sense of distance, allowing for the presentation of different visual information from various angles, thereby achieving a multi-dimensional relief effect.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If a single pattern layer is used in composite membrane, then the manufacturing process remains simple, but the visual information dimensionality is limited to single-dimensional flat images
Solution Approach 1:
The patent applies dimensionality change by stacking multiple pattern layers (first pattern layer, second pattern layer, third pattern layer) in the thickness direction of the composite membrane. Each layer presents different visual information of the same object from different viewpoints, transforming the visual experience from 2D flat images to 3D multi-dimensional relief effects. This resolves the contradiction by adding the Z-axis dimension to the visual information presentation.
Solution Approach 2:
The patent implements nesting by placing multiple pattern layers within a single composite membrane structure, where each pattern layer is nested between the carrier layer and the top surface. The light-transmitting layer acts as a transparent medium that allows light to pass through multiple nested pattern layers, enabling the observer to perceive visual information from different depths and angles, thus achieving multi-dimensional visual effects without requiring separate membranes.
2Loss of information
If multiple pattern layers are added to create multi-dimensional visual effects, then the visual information dimensionality is improved, but the manufacturing complexity increases
Solution Approach 1:
The patent divides the visual information presentation into multiple independent pattern layers, where each layer contains pattern information for a specific viewpoint or depth level. This segmentation allows for specialized design and manufacturing of each layer, and the layers can be produced separately and then laminated together, simplifying the overall manufacturing process compared to creating a single complex multi-view pattern in one layer.
Solution Approach 2:
The light-transmitting layer serves as an intermediary element between the multiple pattern layers. It allows light to pass through the stack of pattern layers while maintaining the integrity of each layer's visual information. This intermediary layer facilitates the combination of multiple pattern layers without requiring complex integration processes, as it simply needs to be transparent and optically compatible with the pattern layers.
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 structure enables the creation of a multi-dimensional visual relief effect, enhancing the aesthetic appeal while maintaining a simple and cost-effective manufacturing process.
Implementation Method 1
a light-transmitting layer, wherein the light-transmitting layer is disposed on one side of the first pattern layer facing away from the carrier layer; and the second pattern layer is disposed on one side of the light-transmitting layer facing away from the carrier layer
Data Source
AI summary
The present disclosure relates to a composite membrane and a packaging structure. The composite membrane comprises: a carrier layer; and an information layer, wherein the information layer is disposed on one side of the carrier layer along thickness direction of the composite membrane, and the information layer further comprises a light-transmitting layer, a first pattern layer, and a second pattern layer, which are disposed along the thickness direction of the composite membrane, wherein: the first pattern layer is disposed close to the carrier layer; the light-transmitting layer is disposed on one side of the first pattern facing layer away from the carrier layer; the second pattern layer is disposed on one side of the light-transmitting layer facing away from the carrier layer, and the second pattern layer and the first pattern layer present different visual information of one multi-dimensional object.


