VOC-Free Oil-Water Emulsion Stabilization

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Solution Overview

Problem

There is a need for compositions that replace or eliminate volatile organic compounds (VOCs) in oil-water emulsions to reduce their toxicity while maintaining effectiveness and aesthetic appeal, as VOCs damage live tissues and bioactive substances, and their reduction often leads to commercially unsatisfactory aqueous-based solutions with homogenization issues.

Innovation Solution

The development of oil-water emulsions with reduced or eliminated VOC content, using an aromatic essential oil as the oil phase, distilled water from sources like rose water or peppermint, and emulsifiers such as polysorbate or polyethylene glycol, along with biologically active ingredients like vitamins and antioxidants, to create a stable and homogenous mixture that can be used in personal care, pet care, and other applications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If VOCs are reduced or eliminated from oil-water emulsions, then toxicity to tissues and bioactive substances is reduced, but the ability to homogenize oil and water effectively deteriorates

Engineering Contradiction:
Improvetoxicity to tissues and bioactive substancesVSAvoidhomogenization of oil and water
Core Design Contradiction:
Object-affected harmful factorsVSStability of the object's composition

Solution Approach 1:

The patent introduces non-VOC emulsifying agents (such as lecithin, polysorbates, and other surfactants) as intermediary substances that facilitate the mixing and stabilization of oil and water phases without the toxic effects of VOCs. These emulsifiers act as mediators that reduce interfacial tension between immiscible phases, enabling effective homogenization while maintaining safety and biocompatibility.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If VOCs are replaced with water in aqueous-based systems, then toxicity is reduced, but commercial satisfaction and product effectiveness deteriorate

Engineering Contradiction:
ImprovetoxicityVSAvoidcommercial satisfaction and product effectiveness
Core Design Contradiction:
Object-affected harmful factorsVSAdaptability or versatility

Solution Approach 1:

The patent employs composite formulations that combine multiple components including water-based phases, oil phases, emulsifiers, and optional bioactive ingredients. This composite approach creates a synergistic system where each component contributes specific functions: water provides safety and biocompatibility, oils provide therapeutic or functional properties, and emulsifiers ensure stable mixing. The resulting composite material achieves both low toxicity and high effectiveness, meeting commercial requirements.

Inventive Principle:
Principle #40Composite materials

3Object-affected harmful factors

If water-soluble resins are used to replace water-insoluble resins in VOC-free systems, then VOC content is reduced, but manufacturing complexity and nozzle clogging issues increase

Engineering Contradiction:
ImproveVOC contentVSAvoidmanufacturing complexity and nozzle clogging
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent addresses manufacturing issues by carefully controlling parameters such as emulsifier concentration, phase ratio, pH, and temperature. By optimizing these parameters, the formulation achieves a balance where water-soluble components remain sufficiently dissolved to prevent nozzle clogging while maintaining the desired VOC-free composition. The patent also recommends proper filtration and storage conditions to prevent precipitation and maintain flowability.

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 solution achieves a stable and aesthetically pleasing homogenous oil-in-water emulsion that minimizes damage to tissues and bioactive substances, improving neurological function, treating infections, and aiding in wound health, while being commercially viable and environmentally friendly.

Implementation Method 1

a composition comprising at least one oil phase, at least one aqueous phase, and at least one emulsifier

Methodology Applied
Scientific EffectEmulsification: Emulsion

Implementation Method 2

at least one emulsifier is any or combination of at least one emulsifier agent, water with emulsification properties, oil with emulsification properties

Methodology Applied
Scientific EffectSurface tension reduction: Surfactant

Data Source

PatentUS20230287296A1Oil-Water Compositions, Methods, and Uses Thereof
Publication Date: 2023.09.14 FATAHI REZA
  • US20230287296A1 patent drawing
  • US20230287296A1 patent drawing
  • US20230287296A1 patent drawing

AI summary

The present invention relates to a composition comprising a) at least one oil phase, b) at least one aqueous phase, c) at-least one emulsifier, wherein the at-least one emulsifier is any or combination of at-least one emulsifier agent, water with emulsification properties, oil with emulsification properties, and active ingredient with emulsification properties; and d) optionally, one or more biologically active ingredients. The present invention also relates to use of the composition for personal care, pet care, home care, deodorants, pesticides, moisturizers, disinfectants, cleansers, therapeutic devices, topical supplements and/or nutrition. The present invention also relates to a method for preparing such a composition.