Solid Soap Matrix Textile Care Composition
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Solution Overview
Problem
Conventional fabric softeners require a separate rinse cycle due to interactions with anionic surfactants in detergents, leading to inefficiencies and unsightly deposits, and do not prevent limescale residue on laundry.
Innovation Solution
A solid textile-care composition with a soap matrix containing additives like propylene glycol and a textile-care compound, such as polysiloxanes or cationic polymers, that can be used in the main wash cycle with detergents, preventing limescale deposits and eliminating the need for a separate rinse.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional fabric softeners are used in the main wash cycle with anionic surfactant detergents, then textile softening is achieved, but harmful interactions occur causing deposits and reduced effectiveness
Solution Approach 1:
The patent changes the chemical parameters of the fabric softening agent by using nonionic surfactants instead of conventional cationic compounds, and incorporates specific glycol additives (propylene glycol, dipropylene glycol) that modify the chemical compatibility with anionic detergents, eliminating harmful interactions while maintaining softening effectiveness
Solution Approach 2:
The invention creates a composite fabric care composition by combining nonionic surfactants with specific glycol additives (propylene glycol, dipropylene glycol, ethylene glycol, diethylene glycol) and optional clay materials, forming a new material system that is compatible with anionic detergents and prevents deposits
2Reliability
If a separate rinse cycle is used for fabric softening, then textile softening is achieved, but time and energy are wasted
Solution Approach 1:
The patent merges the fabric softening function with the main wash cycle by using nonionic surfactants that are compatible with anionic detergents, allowing both cleaning and softening to occur simultaneously in one cycle, thereby eliminating the need for a separate rinse cycle and reducing time and energy consumption
Solution Approach 2:
The invention creates a multi-functional composition that performs both detergent compatibility (cleaning) and fabric softening in a single application, making the fabric care agent universal enough to be used in the main wash cycle without requiring separate treatment steps
3Reliability
If conventional fabric softeners are used, then textile softening is achieved, but limescale deposits on laundry are not prevented
Solution Approach 1:
The patent incorporates clay materials (such as bentonite, attapulgite, or hectorite) into the fabric care composition to create a composite material that combines fabric softening with water softening properties, enabling the prevention of limescale deposits on laundry while maintaining textile softening effectiveness
Solution Approach 2:
The clay additives act as intermediaries that bind to both the fabric softening agents and limescale ions, preventing limescale deposition on textiles while maintaining the softening function, thus serving as a mediator between the softening agent and the water minerals
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 solid composition effectively softens textiles, prevents limescale deposits, and enhances perfume impression, reducing costs and handling issues while providing a single-step solution for fabric care.
Implementation Method 1
Textile-care compositions with such a soap matrix dissolve particularly well and quickly
Implementation Method 2
The soap matrix containing further additives selected from the group consisting of propylene glycol, dipropylene glycol, ethylene glycol, diethylene glycol, 1 ,3-Butylene glycol, 2,3-butylene glycol, sorbitol, glycerin, mannitol, glucose, sucrose, galactose, fructose, lactose, dextrose and mixtures thereof
Data Source
AI summary
The application describes a solid textile care composition comprising a matrix composed of soap and, distributed therein, a textile care compound and a perfume. Additionally described are textile-softening washing or cleaning compositions comprising the textile care composition.