Composite Wall Material With Air Entrainment for Fire Resistance

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Solution Overview

Problem

Existing composite materials for building structures face issues such as fire risk, toxicity, high cost, corrosion, and lack of versatility, while wood-based materials suffer from shrinkage and cracking, necessitating a new type of fire-resistant, lightweight, and cost-effective composite material.

Innovation Solution

A composite wall system formed from wood shavings, cement, and calcium chloride, mixed with water at high speed to create a fireproof and soundproof material, using air entrainment agents for improved durability and sound attenuation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If wood-based materials are used for building structures, then cost-effectiveness and workability are improved, but fire resistance deteriorates

Engineering Contradiction:
ImproveworkabilityVSAvoidfire risk
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent applies composite materials by combining wood shavings with cement and calcium chloride to create a new material that retains the workability of wood while achieving fire resistance through the cement-based composition

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The patent changes the chemical composition parameters by incorporating calcium chloride and cement into the wood shavings, fundamentally altering the material's fire properties while maintaining manufacturing ease

Inventive Principle:
Principle #35Parameter changes

2Object-affected harmful factors

If composite materials are used to achieve fire safety, then fire resistance is improved, but toxicity worsens

Engineering Contradiction:
Improvefire safetyVSAvoidtoxic gas production
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The patent uses natural, biodegradable materials like wood shavings and calcium chloride that decompose safely rather than producing toxic gases, replacing synthetic fire-resistant materials

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The calcium chloride and cement create a chemically stable environment that prevents toxic chemical reactions during combustion, producing inert or benign decomposition products

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

3Object-affected harmful factors

If composite materials are used to achieve fire resistance, then fire safety is improved, but cost worsens

Engineering Contradiction:
Improvefire resistanceVSAvoidmaterial cost
Core Design Contradiction:
Object-affected harmful factorsVSQuantity of substance

Solution Approach 1:

The patent employs inexpensive materials including wood shavings (a byproduct), cement, and calcium chloride to achieve fire resistance at low cost, avoiding expensive specialized fire-resistant materials

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The patent utilizes wood shavings, a waste byproduct from lumber production, transforming discarded material into a valuable fire-resistant building component

Inventive Principle:
Principle #34Discarding and recovering

4Object-affected harmful factors

If wood shavings are mixed with cement and calcium chloride, then fire resistance is improved, but shrinkage and cracking worsen

Engineering Contradiction:
Improvefire resistanceVSAvoidshrinkage and cracking
Core Design Contradiction:
Object-affected harmful factorsVSStability of the object's composition

Solution Approach 1:

The patent optimizes the mix ratio parameters of wood shavings, cement, and calcium chloride to achieve a balance between fire resistance and dimensional stability, preventing shrinkage and cracking through proper composition control

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 composite material provides fire resistance, soundproofing, and cost-effectiveness, with enhanced durability and workability, suitable for residential framing.

Implementation Method 1

mixed at high speed for air entrainment

Methodology Applied
Scientific EffectAir entrainment: Air Entrainment

Data Source

PatentUS12415754B1System and method for composite fire resistant building material
Publication Date: 2025.09.16 STIDMAN JIMMY RAY

AI summary

A system and method, according to one or more exemplary embodiments, for a fireproof, soundproof, lightweight cement and wood composite wall system that is very inexpensive, outlasts wood frame homes, and replaces many building materials in one installation whereby the composite wall system may be formed from wood shavings, cement, calcium chloride, and water mixed at high speed for air entrainment.