Esteramine Perfume Treatment Compositions With Lower Residual Fatty Alcohols

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Solution Overview

Problem

There is a need for treatment compositions that enhance perfume delivery efficiency while being environmentally friendly, with reduced residual fatty alcohols and lower CO2 emissions, addressing consumer preferences for pleasant smell and sustainability.

Innovation Solution

The use of esteramines or their salts, produced through a process involving catalytic or sub-stoichiometric amounts of orthoesters, in combination with perfume raw materials, to create treatment compositions that minimize residual fatty alcohols and improve biodegradability, thereby enhancing perfume delivery and environmental friendliness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional perfume delivery systems are used, then perfume delivery performance is achieved, but environmental friendliness and biodegradability are compromised

Engineering Contradiction:

Improveperfume delivery performanceVSAvoidenvironmental impact

Core Design Contradiction:

ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the chemical parameters of the perfume delivery system by using esteramines with specific molecular structures (Formula I) containing amino acid derivatives and fatty acid chains. These parameter changes enable both effective perfume delivery and improved biodegradability, resolving the contradiction between performance and environmental impact

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

The invention creates composite molecular structures combining amino acid derivatives (Z1 group) with fatty acid chains (A1-B1-A2 structure). This composite approach allows the molecule to function as both an effective perfume carrier and a biodegradable compound, simultaneously achieving delivery performance and environmental compatibility

Inventive Principle:

Principle #40Composite materials

2Productivity

If traditional esterification processes are used, then esteramines are produced, but residual fatty alcohols and CO2 emissions increase

Engineering Contradiction:

Improveesteramine productionVSAvoidresidual fatty alcohols and CO2 emissions

Core Design Contradiction:

ProductivityVSObject-generated harmful factors

Solution Approach 1:

The patent employs orthoesters as catalysts that accelerate the esterification reaction through a modified mechanism, enabling complete conversion of reactants and eliminating residual fatty alcohols. This catalytic approach also reduces CO2 emissions by minimizing side reactions and improving process efficiency

Inventive Principle:

Principle #38Strong oxidants (Accelerated oxidation)

Solution Approach 2:

The orthoester acts as an intermediary catalyst in the esterification process, facilitating the reaction between amino acid derivatives and fatty acids without being consumed. This intermediary role enables high productivity while minimizing harmful byproducts and emissions

Inventive Principle:

Principle #24Intermediary (Mediator)

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 compositions achieve improved perfume delivery and reduced environmental impact by utilizing esteramines produced with less residual fatty alcohols, offering better base odor and lower CO2 footprint, while maintaining performance benefits.

Implementation Method 1

The esteramines may be obtained with a process that employs a catalytic or a sub-stoichiometric amount of an orthoester

Methodology Applied

Scientific EffectCatalysis: Catalysis

Data Source

PatentUS20260000592A1Treatment compositions with esteramines or salts thereof

Publication Date: 2026.01.01 PROCTER & GAMBLE CO

AI summary

A treatment composition that includes at least one perfume raw material and an esteramine or salt thereof, the esteramine or salt thereof may be obtained by a process of using catalytic amounts of at least one orthoester; and methods of treating an article or a surface, wherein the method comprises treating the article or surface with such treatment composition, optionally in the presence of water.