Microfluidic Chip for Custom Cosmetic Emulsion Manufacturing

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Solution Overview

Problem

Conventional cosmetic manufacturing apparatuses are large, complex, and time-consuming, making them unsuitable for home use and inefficient in producing customized cosmetics according to user needs.

Innovation Solution

A miniaturized apparatus using replaceable microfluidic chips with a micro flow path for dissolving and mixing cosmetic formulations, allowing for the production of various emulsions by controlling pressure and fluid flow, enabling quick and customized cosmetic manufacturing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional cosmetic manufacturing apparatuses are used, then emulsification can be achieved, but the apparatus volume is large and device complexity increases

Engineering Contradiction:
Improveemulsification capabilityVSAvoidapparatus complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The apparatus is divided into a main body and replaceable microfluidic chips. Each chip is a self-contained unit with integrated flow paths, formulations, and emulsification structures. This segmentation allows the complex emulsification function to be achieved in a miniaturized, modular format that reduces overall device complexity while maintaining reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The microfluidic chip contains nested functional elements within its structure, including formulations embedded in the flow path, internal emulsification structures, and integrated mixing zones. This nesting allows multiple functions to be packed into a compact volume, achieving reliable emulsification without increasing apparatus complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If conventional cosmetic manufacturing apparatuses are used, then cosmetics can be manufactured, but the manufacturing time is very long

Engineering Contradiction:
Improvecosmetic manufacturing capabilityVSAvoidmanufacturing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Cosmetic formulations are pre-loaded into the microfluidic chip before use. The chip is prepared in advance with all necessary ingredients and flow path configurations, eliminating the need for complex real-time formulation mixing and reducing manufacturing time while maintaining product quality.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The microfluidic chip enables rapid fluid flow and quick mixing through its optimized flow paths and emulsification structures. The system rushes through the manufacturing process by maintaining high flow velocities and efficient mixing zones, significantly reducing the time required to produce cosmetics while ensuring proper emulsification.

Inventive Principle:
Principle #21Skipping (Rushing through)

3Adaptability or versatility

If conventional cosmetic manufacturing apparatuses are used, then various cosmetics can be produced, but the apparatus cannot be easily adapted for home use

Engineering Contradiction:
Improvecosmetic varietyVSAvoidapparatus complexity for home use
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system achieves adaptability through dynamic replacement of microfluidic chips rather than reconfiguring the entire apparatus. Users can swap chips to produce different cosmetic types, and the control system dynamically adjusts flow rates and pressures based on the installed chip type. This dynamic approach provides versatility while keeping the main apparatus simple and home-friendly.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Different cosmetic types are produced by changing parameters such as fluid flow rates, pressure settings, and chip selection rather than changing the physical apparatus structure. The control system modifies operational parameters to accommodate different formulations and desired cosmetic products, enabling versatility without increasing device complexity for home use.

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 apparatus is compact, user-friendly, and capable of rapidly producing customized cosmetics, such as emulsions, lotions, and mixed waters, by utilizing interchangeable microfluidic chips with different formulations and flow path structures, addressing the limitations of conventional systems.

Implementation Method 1

the fluid flows along the micro flow path P formed in the microfluidic chip to dissolve the formulation

Methodology Applied
Scientific EffectDiffusion: Diffusion

Implementation Method 2

the fluid flows along the micro flow path P formed in the microfluidic chip to dissolve the formulation

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

a driving part which provides a pressure to cause the fluid and the formulation dissolved in the fluid to flow along the micro flow path P formed in the microfluidic chip

Methodology Applied
Scientific EffectPressure gradient: Pressure Gradient

Implementation Method 4

the fluid and the dissolved formulation are mixed in the microfluidic chip to form a cosmetic

Methodology Applied
Scientific EffectTurbulent mixing: Turbulence

Implementation Method 5

the cosmetic discharged to the outside of the microfluidic chip includes at least one of an emulsion in which the fluid and the dissolved formulation are mixed and emulsified

Methodology Applied
Scientific EffectEmulsion: Emulsion

Data Source

PatentUS20230381721A1Apparatus for manufacturing cosmetics
Publication Date: 2023.11.30 AMOREPACIFIC CORP
  • US20230381721A1 patent drawing
  • US20230381721A1 patent drawing
  • US20230381721A1 patent drawing

AI summary

An aspect of the present disclosure may provide an apparatus for manufacturing cosmetics includes a storage part capable of storing at least one fluid; and a main body capable of accommodating a microfluidic chip with a micro flow path formed therein, wherein the microfluidic chip is provided with at least one formulation to be dissolved by the fluid, wherein the fluid flows along the micro flow path formed in the microfluidic chip and dissolves the formulation, and the fluid and the dissolved formulation are mixed in the microfluidic chip to form a cosmetic, and then discharged to the outside of the microfluidic chip.