HDPE Foam-Filled Building Modules for Fire-Resistant Rapid Assembly
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Solution Overview
Problem
There is a need for a structurally sound, fire-resistant, and environmentally friendly building material that can be used to construct habitable structures, particularly in developing communities and refugee camps, which meets ASTM standards and can be quickly assembled.
Innovation Solution
A building assembly system using thermoformed high density polyethylene (HDPE) components filled with high density polyurethane (HDPU) foam, connected by steel frames and straps, with a fire retardant skin composition, to create self-supporting modules that meet ASTM standards and can be assembled quickly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If high density polyethylene (HDPE) is used as a building material, then environmental stability and recyclability are improved, but fire resistance and structural soundness are considered insufficient
Solution Approach 1:
The patent applies composite materials by combining HDPE plastic with fire retardant additives and insulating foam to create a building panel that achieves both environmental stability and fire resistance. The composite structure includes an HDPE outer layer, fire retardant skin composition, and HDPU foam core, where each material contributes specific properties that collectively satisfy both environmental and fire safety requirements.
2Strength
If traditional building materials are used, then structural strength is achieved, but assembly time and construction complexity increase
Solution Approach 1:
The patent segments the building structure into modular panels that can be independently manufactured and then quickly assembled. Each panel is a self-contained unit with integrated structural and insulating components, allowing for rapid assembly without the need for complex on-site construction procedures. The modular approach maintains structural strength while dramatically reducing assembly time.
3Ease of manufacture
If HDPE is used without fire retardant additives, then manufacturing simplicity is maintained, but fire safety standards cannot be met
Solution Approach 1:
The patent changes the chemical composition parameters of the HDPE material by incorporating fire retardant additives into the polymer formulation. This modification maintains the ease of manufacture through injection molding processes while achieving fire safety compliance. The fire retardant skin composition is integrated during the molding process, allowing for both manufacturing simplicity and fire safety in a single production step.
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 system provides a strong, fire-resistant, and eco-friendly building solution that meets ASTM standards, allowing for rapid assembly and deployment of habitable structures with reduced environmental impact and lower energy consumption.
Implementation Method 1
Each cube module molded component and each triangle module molded component is filled with high density polyurethane foam
Implementation Method 2
a cube module comprising a plurality of thermoformed high density polyethylene cube module molded components
Data Source
AI summary
A building assembly system that comprises thermoformed high density polyethylene molded components filled with high density polyurethane foam. The molded components are configured in a cube or triangle form and secured against a steel frame to provide a habitable constructed unit. The composition of the high density polyethylene molded components filled with high density polyurethane foam meets standards for the American Society for Testing and Materials for a habitable structure used by humans. The habitable structure can be used on land or water.