Bio-Based Composite Flooring with Natural Fibers

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Solution Overview

Problem

Existing flooring products face challenges such as deforestation, high carbon footprint, and indoor air quality issues due to the use of certain woods and plastics, while also being costly and difficult to install.

Innovation Solution

The development of bio-based composite resilient flooring products with multiple layers structured in various orders, including layers of agricultural waste, bio-based resins, cellulosic materials, cork, rubber, and foams, which provide durability, sustainability, and aesthetic appeal without the need for an additional stability layer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If traditional wood flooring is used, then aesthetic appeal and stability are improved, but deforestation increases and carbon footprint worsens

Engineering Contradiction:
Improveaesthetic appealVSAvoiddeforestation and carbon footprint
Core Design Contradiction:
ShapeVSObject-affected harmful factors

Solution Approach 1:

The patent uses composite materials consisting of natural fibers (such as jute, hemp, or flax) combined with bio-based resins to create flooring that mimics the appearance and stability of traditional wood without requiring deforestation. This composite structure achieves both aesthetic appeal and environmental sustainability.

Inventive Principle:
Principle #40Composite materials

2Strength

If plastics are used in flooring products, then durability is improved, but indoor air quality deteriorates due to VOCs and carcinogenic chemicals

Engineering Contradiction:
ImprovedurabilityVSAvoidVOCs and carcinogenic chemicals
Core Design Contradiction:
StrengthVSObject-generated harmful factors

Solution Approach 1:

The patent changes the chemical parameters of the binding agent by replacing petroleum-based plastics with bio-based resins derived from renewable resources. This substitution maintains the durability and structural integrity of the flooring product while eliminating harmful VOCs and carcinogenic chemicals, thereby improving indoor air quality.

Inventive Principle:
Principle #35Parameter changes

3Strength

If stone materials are used for flooring, then durability is improved, but cost and installation difficulty increase

Engineering Contradiction:
ImprovedurabilityVSAvoidinstallation difficulty and cost
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The patent employs flexible thin film structures made from natural fibers and bio-based resins that can be easily rolled, transported, and installed over existing floors. This thin film approach provides stone-like durability and aesthetic appeal without the weight, cost, and installation complexity of actual stone materials.

Inventive Principle:
Principle #30Flexible shells and thin films

4Stability of the object's composition

If an additional stability layer is added to flooring products, then stability is improved, but manufacturing cost and product height increase

Engineering Contradiction:
ImprovestabilityVSAvoidmanufacturing complexity and product height
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent designs the natural fiber composite layers to perform multiple functions simultaneously: they provide structural stability, aesthetic appearance, and dimensional stability without requiring separate dedicated stability layers. This multi-functional design reduces manufacturing complexity and minimizes product height while maintaining enhanced stability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250170807A1Environmentally Sustainable Flooring Product Comprising Natural Fibers and Bio-Based Resins
Publication Date: 2025.05.29 LINGROVE INC
  • US20250170807A1 patent drawing
  • US20250170807A1 patent drawing
  • US20250170807A1 patent drawing

AI summary

A flooring product with improved durability, environmental sustainability, and cost competitiveness may include a plurality of layers. The plurality of layers may be structured in various orders, or layups. Each layer of the plurality of layers may have a specific thickness, weight/areal density, and/or other features, such as orientation, relative to one or more of the other layers.