Reflective Luminous Membrane Bead Adhesion and Surface Smoothness
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Solution Overview
Problem
Existing reflective luminous items suffer from low reflectivity, rough surfaces, and limited application due to the use of transparent glass beads and metal-plated beads, which restrict their ability to reflect white or colorful light effectively and exhibit varying patterns based on light source distance and angle.
Innovation Solution
A reflective luminous membrane comprising a reflective layer of transparent or metal-plated beads held by an adhesive, with an attachment layer that includes luminous and reflective powders, allowing for enhanced reflectivity and pattern variation, and a method involving coating, spraying, or printing to form colorful reflective luminous layers, achieving firm attachment and smooth surfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If transparent glass beads are directly disposed on a luminous base material, then the attachment is simple, but firm attachment cannot be achieved and the finished surface is rough with insufficient reflectivity
Solution Approach 1:
The patent introduces a reflective layer as an intermediary between the luminous base material and the glass beads. This reflective layer, made of reflective powder or metal-plated beads, serves as a mediator that improves both the attachment firmness and surface smoothness while enhancing the overall reflectivity of the luminous item.
Solution Approach 2:
The patent creates a composite structure combining luminous material, reflective layer, and glass beads. This composite approach allows each layer to contribute its specific properties: the luminous base provides light emission, the reflective layer enhances reflectivity and surface smoothness, and the glass beads provide additional reflective functionality, collectively achieving firm attachment and high reflectivity.
2Device complexity
If only transparent glass beads are used, then the structure is simple, but reflectivity is insufficient and only white light can be reflected
Solution Approach 1:
The patent combines transparent glass beads with a reflective layer containing reflective powder or metal-plated beads. This composite material approach enables the luminous item to reflect both white light (from transparent beads) and colorful light (from the reflective layer), significantly enhancing overall reflectivity while maintaining structural feasibility.
Solution Approach 2:
The reflective layer serves multiple functions: it enhances the reflectivity of the overall structure, enables color reflection that transparent beads cannot achieve, and provides a smooth surface for attachment. This multi-functional layer allows the luminous item to perform both white light and colorful light reflection effectively.
3Illumination intensity
If metal-plated beads are used to reflect colorful light, then color reflection is improved, but the range of application becomes narrower
Solution Approach 1:
The patent merges transparent glass beads (which reflect white light) with metal-plated beads or reflective powder (which reflect colorful light) in the same reflective layer. This combination allows the luminous item to maintain broad applicability through white light reflection while simultaneously achieving colorful light reflection capability, thus expanding rather than narrowing the application range.
4Device complexity
If the reflective layer is made of transparent glass beads and base layer, then the structure is simple, but reflectivity is only 10 to 15 cd/square meter which is quite low
Solution Approach 1:
The patent creates a composite reflective layer combining reflective powder, metal-plated beads, and transparent glass beads. This composite structure achieves high reflectivity (exceeding 150 cd/square meter as mentioned in the summary) by leveraging the reflective properties of multiple materials working together, while the layer remains structurally integrated and feasible to manufacture.
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 membrane achieves high reflectivity, increased visibility, and safety by reflecting bright white or colorful light, exhibiting varied patterns, and providing a smoother, more secure attachment, with reflectivity exceeding 150 cd/square meter, enhancing warning functions and appearance.
Implementation Method 1
The reflective layer is formed by a plurality of reflective beads held in place by an adhesive
Implementation Method 2
The reflective layer is formed by a plurality of reflective beads held in place by an adhesive
Data Source
AI summary
The high-brightness reflective luminous membrane of the present invention comprises (from top to bottom) a reflective layer and an attachment layer. The reflective layer is formed by a plurality of beads held in place by an adhesive. The attachment layer may adhere to a substrate. The beads may be transparent beads, which may reflect white light, or translucent beads, which are plated with metal via galvanization and may reflect colorful light. Either the attachment layer or the reflective layer may be provided with luminous powder, reflective powder, colors (or a first pattern) via coating, spraying, adhesion or printing to form a colorful reflective luminous layer. With the presence of incident light, the membrane can reflect high-brightness white light and/or bright colorful light. In addition, the membrane may exhibit various types of reflected patterns according to the distance to incident light source and brightness of incident light and a viewer's observing angle.