Laundry Composition with Biodegradable Microcapsule Perfume Delivery
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Solution Overview
Problem
Existing laundry compositions face challenges in improving the ecological footprint, particularly in terms of sustainability and biodegradability, while maintaining effective perfume delivery and reducing leakage from delivery systems.
Innovation Solution
A biodegradable core-shell microcapsule delivery system is used, comprising a biodegradable carrier and perfume formulation, with specific perfume characteristics, to enhance perfume retention and controlled release.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional delivery systems are used, then perfume delivery efficiency is improved, but biodegradability and ecological footprint are worsened
Solution Approach 1:
The patent changes the chemical composition parameters of the delivery system by using polyurea polymers with specific molecular weights and compositions that balance durability for perfume retention with biodegradability for ecological sustainability. The polyurea is formulated with controlled hydrolysis rates to achieve both effective perfume delivery and environmental compatibility.
Solution Approach 2:
The invention employs composite microcapsule structures combining polyurea polymers with biodegradable additives and specific functional groups. This composite approach creates a delivery system that maintains structural integrity for effective perfume encapsulation while incorporating biodegradable elements that reduce ecological impact and enable controlled release.
2Reliability
If delivery systems with complex structures are used, then perfume retention is improved, but manufacturing complexity increases
Solution Approach 1:
The delivery system is segmented into distinct functional components: the polyurea polymer matrix for structural integrity and perfume encapsulation, biodegradable additives for controlled release, and specific functional groups for stability. This segmentation allows each component to be optimized independently while simplifying the overall manufacturing process.
Solution Approach 2:
The patent optimizes key parameters of the polyurea polymer including molecular weight, hydrolysis rate, and functional group composition to achieve the desired balance between perfume retention and biodegradability. These parameter optimizations simplify the delivery system structure while maintaining effective performance.
3Object-affected harmful factors
If biodegradable materials are used, then ecological footprint is improved, but delivery system stability is worsened
Solution Approach 1:
The patent carefully adjusts the biodegradability parameters of the polyurea polymer by controlling molecular weight, hydrolysis rate, and functional group composition. These parameter changes enable the material to remain stable during storage and washing cycles while gradually biodegrading in the environment, thus balancing ecological benefits with delivery system stability.
Solution Approach 2:
The invention creates a composite material system where polyurea polymers are combined with biodegradable additives in specific ratios. This composite structure provides the stability needed for effective perfume encapsulation and delivery while incorporating biodegradable elements that ensure environmental compatibility and controlled degradation.
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 system provides improved biodegradability, reduced perfume leakage, and sustained perfume impact on fabrics, enhancing the ecological footprint and consumer satisfaction.
Implementation Method 1
a delivery system comprising a biodegradable carrier and a perfume formulation entrapped within the biodegradable carrier
Implementation Method 2
improved the biodegradability and reduce the leakage of a perfume from the delivery system
Data Source
AI summary
The present invention relates to a laundry composition comprising a delivery system comprising a biodegradable carrier and a perfume formulation entrapped within the biodegradable carrier, a free perfume oil and laundry additives.