Itaconic-Modified Protein Composition for Sustainable Fabric Conditioning

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Solution Overview

Problem

Existing fabric conditioners and softeners rely on fossil-fuel-based ingredients, which are undesirable for environmental reasons, and there is a need for a more sustainable alternative that provides effective fabric treatment benefits.

Innovation Solution

A composition comprising the reaction product of itaconic anhydride and amino compounds, particularly hydrolysed proteins, which is derived from renewable sources, offering benefits such as fabric conditioning, easy ironing, and other functional properties without petrochemical components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If fossil-fuel-based ingredients are used in fabric conditioners, then effective fabric treatment benefits are achieved, but environmental sustainability deteriorates

Engineering Contradiction:
Improvefabric treatment effectivenessVSAvoidenvironmental sustainability
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The invention changes the source parameter of the chemical ingredients from fossil-fuel-based to renewable plant-based sources. Specifically, it uses plant-derived itaconic acid instead of petrochemical softening agents, maintaining fabric treatment effectiveness while improving environmental sustainability. The reaction product of plant itaconic acid with amino compounds provides the desired fabric conditioning benefits without compromising environmental performance.

Inventive Principle:
Principle #35Parameter changes

2Object-affected harmful factors

If renewable plant-based ingredients are used instead of fossil-fuel-based ingredients, then environmental sustainability is improved, but fabric treatment effectiveness may deteriorate

Engineering Contradiction:
Improveenvironmental sustainabilityVSAvoidfabric treatment effectiveness
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The invention creates a composite chemical structure by reacting plant-derived itaconic acid with amino compounds (such as hydrolyzed proteins or amino acids). This composite reaction product combines the renewable source advantage of plant materials with the effective fabric conditioning properties traditionally associated with petrochemical softening agents, thus maintaining fabric treatment effectiveness while achieving environmental sustainability.

Inventive Principle:
Principle #40Composite materials

3Reliability

If itaconic anhydride reacts with 1 mol% to 100 mol% of free amino groups, then fabric conditioning benefits are achieved, but reaction complexity increases

Engineering Contradiction:
Improvefabric conditioning performanceVSAvoidreaction process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention utilizes a flexible molar ratio parameter (1 mol% to 100 mol% of free amino groups) to optimize the reaction between itaconic anhydride and amino compounds. This parameter range allows adjustment of reaction complexity based on desired performance levels, enabling manufacturers to balance fabric conditioning benefits against process complexity requirements. The broad ratio range provides flexibility to achieve effective fabric conditioning without necessarily requiring complex multi-step reaction processes.

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 composition effectively provides fabric conditioning, easy ironing, and other benefits like color protection and odor neutralization, while being environmentally friendly by using renewable materials.

Implementation Method 1

the reaction product of: a) itaconic anhydride; and b) an amino compound comprising at least one free amino group

Methodology Applied
Scientific EffectChemical Bonding: Chemical Bonding

Data Source

PatentUS20250340801A1Composition, home care formulations, method and use
Publication Date: 2025.11.06 CRODA INT PLC
  • US20250340801A1 patent drawing
  • US20250340801A1 patent drawing
  • US20250340801A1 patent drawing

AI summary

The present invention provides a composition comprising the reaction product of a) itaconic anhydride; and b) an amino compound comprising at least one free amino group, wherein the amino compound is selected from hydrolysed proteins; wherein the composition comprises itaconic modified amino compound, wherein the itaconic modified amino compound is the reaction product of a) and b). In another embodiment, the amino compound is selected from the group consisting of amino acids, peptides and hydrolysed proteins. The invention further provides a home care formulation comprising the composition of the invention, a fabric conditioner or softener, a method of treating fibres and a use of the composition.