Backing pad for use in a stain removal process
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing stain removal methods often require washing the entire garment and can lead to wetness and contamination around the stain area, as they lack effective fluid absorption and containment solutions.
Innovation Solution
A backing pad with a fluid-absorptive upper layer and a fluid-impermeable lower layer, incorporating superabsorbent materials and pH indicators, designed for quick stain removal without washing the whole garment, preventing fluid overflow and contamination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If chemical agents are applied to remove stains locally, then stain removal effectiveness is improved, but fluid overflow and skin contamination occur
Solution Approach 1:
The backing pad serves as an intermediary layer between the chemical agent and the user's skin, as well as between the treatment area and surrounding surfaces. It absorbs excess chemical agent and fluid, preventing direct contact with skin and preventing overflow onto surrounding areas, thus resolving the harmful effects while maintaining stain removal effectiveness
Solution Approach 2:
The backing pad uses a flexible, thin film structure that conforms to the treatment area. This thin film barrier effectively contains the chemical agent within the treatment zone while allowing the active ingredients to work on the stain, preventing both skin contact and surface contamination
2Reliability
If water or cleaning fluids are used for stain removal, then cleaning effectiveness is improved, but drying time increases
Solution Approach 1:
The backing pad incorporates superabsorbent materials with highly porous structures that rapidly absorb water and cleaning fluids through capillary action. This quick absorption removes excess moisture from the treatment area, significantly reducing drying time while maintaining the cleaning effectiveness of the applied agents
Solution Approach 2:
The backing pad uses composite materials combining superabsorbent polymers with other functional layers. This composite structure provides both excellent fluid absorption capabilities to reduce drying time and maintains the effectiveness of cleaning agents by preventing excessive dilution or runoff
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 backing pad significantly shortens drying time, prevents skin and surface contamination, and allows immediate reuse of treated fabrics by effectively absorbing and containing cleaning fluids, enhancing the efficiency and convenience of stain removal processes.
Implementation Method 1
The upper layer comprises a superabsorbent
Implementation Method 2
The upper layer comprises a superabsorbent polymer which absorbs and retains the fluid getting into contact with the upper layer
Implementation Method 3
a lower layer being fluid-impermeable
Implementation Method 4
the superabsorbent is comprises a hydrophilic polymer
Data Source
Figure 1~2
Figure 3~5
Figure 6~7
AI summary
The present invention relates to a backing pad (800) for locally removing stain spots on garments, said backing pad (800) comprises a fluid-absorptive upper layer (801) and a fluid-impermeable lower layer (802), whereby said upper layer (801) and said lower layer (802) are stacked on each other and the upper layer (801) comprises a superabsorbent.