Transparent Essential Oil Composition Without Emulsifiers or Thickeners

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Solution Overview

Problem

Existing essential oil compositions using emulsifiers and thickeners result in turbid and non-transparent products, posing health risks and consumer doubts, and fail to effectively improve skin conditions like atopic dermatitis without causing greasiness or stickiness.

Innovation Solution

A transparent and non-turbid essential oil composition is formulated without emulsifiers or thickeners, using a silicone mixture and a mixture of at least three vegetable oils, combined through a titration process to ensure transparency and a refreshing effect, with optional skin conditioning agents.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If emulsifiers and thickeners are used to formulate essential oil composition, then the composition can maintain stability and consistency, but the composition becomes turbid and non-transparent

Engineering Contradiction:
Improvecomposition stabilityVSAvoidtransparency
Core Design Contradiction:
Stability of the object's compositionVSIllumination intensity

Solution Approach 1:

The patent removes emulsifiers and thickeners from the formulation entirely, using only natural essential oils and carrier oils that are inherently stable and transparent. This extraction of harmful additives resolves the contradiction by achieving stability through natural ingredient selection rather than chemical additives.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent creates a composite formulation using multiple natural oils (carrier oils and essential oils) that are miscible and stable together. This composite approach maintains composition stability through natural compatibility while preserving transparency, avoiding the need for synthetic emulsifiers.

Inventive Principle:
Principle #40Composite materials

2Reliability

If vegetable oils are used as main ingredient, then moisturizing and skin softening effects are achieved, but the composition becomes sticky and greasy

Engineering Contradiction:
Improveskin moisturizing effectVSAvoidgreasiness
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent carefully controls the viscosity and composition parameters of the vegetable oils used, selecting lighter carrier oils and optimizing the ratio of essential oils to carrier oils. This parameter optimization maintains the moisturizing benefits while reducing the greasy feel on skin.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses different types of oils for different functions: lighter carrier oils provide base moisturization without greasiness, while essential oils provide therapeutic benefits and aromatic properties. This functional differentiation allows moisturizing effects without excessive greasiness.

Inventive Principle:
Principle #3Local quality

3Reliability

If multiple vegetable oils are combined, then skin conditioning benefits are enhanced, but the composition becomes difficult to mix uniformly and may become turbid

Engineering Contradiction:
Improveskin conditioning effectVSAvoiduniformity
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent selects vegetable oils that are chemically compatible and miscible, ensuring uniform mixing without separation or turbidity. The formulation uses oils with similar polarity and chemical structure, creating a homogeneous mixture that maintains both skin conditioning benefits and visual uniformity.

Inventive Principle:
Principle #33Homogeneity

4Ease of operation

If water is added to the composition, then the composition becomes more refreshing and easier to apply, but emulsifiers are required which increase skin disorder risks

Engineering Contradiction:
Improveapplication easeVSAvoidskin disorder risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent eliminates water and emulsifiers from the formulation, using only anhydrous oil-based ingredients. This removes the harmful combination of water and emulsifiers that can cause skin disorders, while the oil-based formulation remains easy to apply and absorbs well into the skin.

Inventive Principle:
Principle #2Taking out (Extraction)

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 composition maintains transparency, avoids greasiness, and effectively improves skin conditions such as atopic dermatitis, itchiness, and environmental skin issues, providing a refreshing experience.

Implementation Method 1

combining same with Hippophae rhamnoides fruit oil/bisabolol (a vegetable oil) and other ingredients by mixing and stirring

Methodology Applied
Scientific EffectTitration:

Implementation Method 2

obtain a non-sticky, uniformly transparent and non-turbid composition

Methodology Applied
Scientific EffectMiscibility:

Data Source

PatentUS20250221918A1Essential oil composition, manufacturing method therefor, and use thereof in preparation of cosmetic products for skin conditions
Publication Date: 2025.07.10 MOTECQ CORP
  • US20250221918A1 patent drawing
  • US20250221918A1 patent drawing
  • US20250221918A1 patent drawing

AI summary

An essential oil composition, at least including a silicone mixture and a vegetable oil mixture, wherein the silicone mixture includes a first polysiloxane and a second polysiloxane, the vegetable oil mixture includes an emollient formed by at least three vegetable oils, and the vegetable oil mixture is added dropwise to the silicone mixture while the silicone mixture is being stirred. The essential oil composition is transparent and non-turbid in appearance, and has a refreshing effect after being applied to skin surface. After washing hands, water droplets would not be present on the skin surface which has the composition applied thereto, and therefore would not feel sticky or greasy. The present invention further provides a method for manufacturing an essential oil composition, and a use of an essential oil composition in preparation of a cosmetic product for improving skin conditions, thereby relieve the red and swollen appearance of dermatitis.