Composite Flooring Panel With Melamine Wear Layer and Easy Locking

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Solution Overview

Problem

Existing flooring products, such as ceramic and porcelain tiles, are difficult to install, brittle, and lack a natural aesthetic, while thermoplastic alternatives suffer from a plastic appearance and limited scratch resistance.

Innovation Solution

A composite panel with a melamine-impregnated protective layer bonded to a core, comprising a thermoplastic film décor layer and a rigid core, which includes abrasion-resistant particles and a locking system for easy installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If ceramic or porcelain tiles are used, then waterproof properties and surface durability are improved, but installation complexity and time increase

Engineering Contradiction:
Improvewaterproof propertiesVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The flooring system is divided into discrete floating planks that can be individually installed without adhesive, allowing easy assembly and disassembly while maintaining waterproof properties through the layered construction

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent uses a composite structure with a waterproof core layer, decorative layer, and protective wear layer combined in a single floating plank, achieving ceramic-like durability with easier installation

Inventive Principle:
Principle #40Composite materials

2Reliability

If ceramic or porcelain tiles are used, then surface durability is improved, but brittleness increases

Engineering Contradiction:
Improvesurface durabilityVSAvoidbrittleness
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The flooring plank combines a flexible waterproof core with a durable melamine-impregnated wear layer, achieving surface durability comparable to ceramic while eliminating brittleness through the composite construction

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The protective wear layer uses melamine resin impregnation to achieve high surface hardness and scratch resistance without the brittleness of ceramic materials

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If thermoplastic protective layer is used, then ease of assembly is improved, but aesthetic appearance deteriorates

Engineering Contradiction:
Improveease of assemblyVSAvoidaesthetic appearance
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

The patent combines a thermoplastic core layer for ease of assembly with a melamine-impregnated decorative wear layer for natural aesthetic appearance, merging the advantages of both material types

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

Different layers of the plank serve different functions: the thermoplastic core provides flexibility and ease of installation, while the melamine wear layer provides aesthetic appearance and surface durability

Inventive Principle:
Principle #3Local quality

4Ease of operation

If thermoplastic flooring is used, then ease of installation is improved, but scratch resistance deteriorates

Engineering Contradiction:
Improveease of installationVSAvoidscratch resistance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The flooring plank combines a thermoplastic core for ease of installation with a melamine-impregnated wear layer containing abrasion-resistant particles, achieving both easy installation and high scratch resistance

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The wear layer uses melamine resin with embedded abrasion-resistant particles to dramatically improve scratch and abrasion resistance while the thermoplastic core maintains ease of installation

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 panel offers improved scratch resistance, durability, and a natural appearance, with enhanced installation ease and reduced environmental sensitivity.

Implementation Method 1

a protective layer formed of a paper impregnated with a melamine resin

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

an adhesive layer bonding an upper surface of the décor layer to a lower surface of the protective layer

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS20250340051A1Composite Panels And Methods For Making The Same
Publication Date: 2025.11.06 COLUMBIA INSURANCE CO
  • US20250340051A1 patent drawing
  • US20250340051A1 patent drawing
  • US20250340051A1 patent drawing

AI summary

The disclosed panels generally comprise a protective layer composed of a paper impregnated with a melamine resin. The protective layer may be incorporated into a panel comprising a rigid composite core, such as a plastic composite core or a mineral composite core. Disclosed are also methods for manufacturing the panels.