Self-Adhesive Floor Panel with L-Shaped Edge

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Solution Overview

Problem

Existing synthetic resin floor panels require a complex and harmful adhesive application process during construction, which complicates the installation, increases health risks for workers, and poses environmental concerns due to volatile materials.

Innovation Solution

A floor panel with an adhesive sheet laminated on one side, featuring a sheet made of PVC, PLA, PET, or PE, an acryl-based adhesive, and a protective film, where the adhesive is exposed in an L-shaped form at the edge, allowing for easy construction without additional adhesives and enabling easy removal and recycling, using environment-friendly materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If an oil type adhesive is used to adhere synthetic resin floor panels, then the floor panels can be adhered to the floor surface, but volatile materials harmful to human health are released causing bad effects on environment and people

Engineering Contradiction:
Improveadhesive application processVSAvoidvolatile materials from adhesive
Core Design Contradiction:
Ease of manufactureVSObject-generated harmful factors

Solution Approach 1:

The adhesive is pre-applied to the back surface of the floor panel during manufacturing, creating a self-adhesive product. This preliminary action eliminates the need for on-site adhesive application, preventing volatile material release during construction while maintaining effective adhesion capability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The adhesive application process is extracted from the construction phase and transferred to the manufacturing phase. By separating the adhesive application from the installation process, the harmful volatile emissions occur during controlled manufacturing rather than during construction, protecting workers and occupants.

Inventive Principle:
Principle #2Taking out (Extraction)

2Strength

If an adhesive applying process is carried out manually before installation of synthetic resin floor panels, then the floor panels can be adhered to the floor surface, but the constructability deteriorates due to increase of working hours and manpower required

Engineering Contradiction:
Improveadhesion strengthVSAvoidconstruction speed
Core Design Contradiction:
StrengthVSProductivity

Solution Approach 1:

The floor panel is designed as a self-adhesive product with pre-applied adhesive on its back surface. This self-service capability allows the panel to adhere to the floor surface without requiring separate adhesive application by workers, eliminating manual adhesive spreading operations and significantly improving construction productivity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The adhesive is pre-applied during manufacturing, performing the adhesion preparation action in advance. This preliminary action transforms the adhesive from a construction material requiring manual application into an integrated component of the floor panel, enabling rapid installation without manual adhesive spreading.

Inventive Principle:
Principle #10Preliminary action

3Strength

If additional adhesives are applied during construction of floor panels, then the floor panels can be adhered to the floor surface, but the construction process becomes complicated and time-consuming

Engineering Contradiction:
Improveadhesion strengthVSAvoidconstruction process complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The adhesive and the floor panel are merged into a single integrated product. The adhesive is applied to the back surface of the panel during manufacturing, combining two previously separate components (panel and adhesive) into one self-adhesive unit, thereby simplifying the construction process by eliminating the need for separate adhesive application steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The adhesive application action is performed preliminarily during manufacturing rather than during construction. This preliminary preparation integrates the adhesive function into the panel itself, transforming a multi-step construction process into a simple installation process where panels are only needed to be positioned and pressed onto the floor surface.

Inventive Principle:
Principle #10Preliminary action

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

This solution simplifies the construction process by eliminating the need for on-site adhesive application, enhances safety and environmental sustainability, and ensures strong adhesion to prevent expansion and contraction of the floor panels due to temperature changes.

Implementation Method 1

an adhesive layer interposed between contact faces of the tile and the adhesive sheet

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS9657482B2Floor panel having adhesive applied sheet
Publication Date: 2017.05.23 LG HAUSYS LTD
  • US9657482B2 patent drawing
  • US9657482B2 patent drawing
  • US9657482B2 patent drawing

AI summary

A floor panel having an adhesive applied sheet, including: a tile; an adhesive sheet laminated on the tile, the adhesive sheet having an adhesive applied face exposed in an L-shaped form at the edge of the tile; and an adhesive layer interposed between contact faces of the tile and the adhesive sheet, where the adhesive sheet includes: a sheet made of one of PVC, PLA, PET, PE, and PP; an acryl-based adhesive adhered on one side of the sheet; and a protective film adhered on the adhesive applied face exposed in the L-shaped form.