Artificial Marble With Embedded Translucent Stripes for Natural Stone Depth

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Solution Overview

Problem

Existing artificial marble production technologies struggle to replicate the natural sense of depth and aesthetic appeal of quartzite, leading to a noticeable discrepancy between artificial and natural stones.

Innovation Solution

The artificial marble includes stripe regions that extend into the marble, with the base region visible from the surface, enhancing the sense of depth and transparency, using a composition of inorganic particles, quartz powder, and a binder resin to achieve a luminance and transmittance similar to natural stone.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional E-stone production methods (spraying pigment on surface or removing base material) are used to create stripe patterns, then the production process is simple and easy to manufacture, but the sense of depth and natural appearance is poor with large discrepancy from actual natural stones

Engineering Contradiction:
Improvesense of depth and natural appearanceVSAvoidproduction process complexity
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The stripe region is formed by embedding a transparent or translucent stripe composition within the base material. The stripe composition is mixed into the base composition before molding, creating a nested structure where the stripe pattern is integrated within the bulk material rather than applied on the surface. This nesting approach creates genuine depth by allowing light to penetrate through the translucent stripe region and reveal the base material underneath, mimicking the layered structure of natural stone.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The invention uses composite materials by combining the base composition (containing inorganic particles, binder resin, and optional pigment) with the stripe composition (containing transparent/translucent inorganic particles and binder resin). This composite structure creates distinct optical properties in different regions - the opaque or translucent base material provides depth while the transparent stripe regions allow light transmission to reveal underlying layers, achieving a realistic natural stone appearance.

Inventive Principle:
Principle #40Composite materials

2Illumination intensity

If opaque pigment is used extensively to create stripe patterns, then the pattern visibility is high, but the light transmittance is low and the natural depth effect is reduced

Engineering Contradiction:
Improvelight transmittanceVSAvoidpattern visibility and contrast
Core Design Contradiction:
Illumination intensityVSManufacturing precision

Solution Approach 1:

The invention applies local quality by using different optical properties in different regions. The stripe composition uses transparent or translucent inorganic particles that allow light transmission, while the base composition can be opaque or translucent. This local differentiation creates contrast through light interaction - the transparent stripes reveal the base material underneath when light passes through, creating visible patterns with natural depth without requiring extensive opaque pigmentation.

Inventive Principle:
Principle #3Local quality

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 solution improves the aesthetic appeal by mimicking the depth and transparency of natural quartzite, providing a more natural-looking artificial marble with enhanced visual appeal.

Implementation Method 1

a flow pattern is expressed by spraying a pigment on a surface of a base, or a pattern is expressed by removing a certain part of the base and then filling it with other raw materials. Although this method can express a sense of depth by using a color difference between the base and a stripe

Methodology Applied
Scientific EffectLight scattering: Scattering

Data Source

PatentUS12459872B2Artificial marble including stripes having high light transmittance
Publication Date: 2025.11.04 LG HAUSYS LTD
  • US12459872B2 patent drawing
  • US12459872B2 patent drawing
  • US12459872B2 patent drawing

AI summary

The present invention relates to an artificial marble including one or more stripe regions and a base region on a first surface of the artificial marble, in which the stripe regions extend into the artificial marble, in which the artificial marble includes a section where a surface of the section corresponding to the first surface of the artificial marble is the stripe region and an inside of the artificial marble in a vertical direction under the stripe region is the base region, and in which at least a part of the base region of the section is visible to a naked eye from the surface of the stripe region.