Composite Cleaning Pad Structure for Absorption and Dirt Retention
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Solution Overview
Problem
Conventional absorbent cleaning pads and their attachment mechanisms to cleaning implements are not optimized for efficient fluid absorption and dirt retention, leading to limitations in cleaning effectiveness and ease of use.
Innovation Solution
A surface cleaning pad with a unitized airlaid composite pad body, featuring a hydrophilic and hydrophobic layer configuration, a barrier layer to encapsulate edges, and a position adhesive with a release sheet for secure attachment to cleaning implements, enhancing fluid absorption and dirt retention while facilitating easy detachment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional absorbent cleaning pads use single-layer or simple multi-layer structures, then manufacturing is simple, but fluid absorption and dirt retention effectiveness is insufficient
Solution Approach 1:
The cleaning pad employs a multi-layer composite structure comprising a hydrophilic layer for fluid absorption, a hydrophobic layer for dirt retention, and a barrier layer for edge containment. Each layer is made from different materials with specific properties optimized for its function, creating a composite structure that achieves superior cleaning effectiveness while maintaining manufacturability through standardized layering processes.
Solution Approach 2:
Different regions of the cleaning pad are assigned different material properties and functions. The hydrophilic layer is positioned to contact and absorb fluids, the hydrophobic layer is configured to trap and retain dirt particles, and the barrier layer is placed at edges to prevent material escape. This local differentiation of material properties optimizes cleaning performance for each specific function.
2Reliability
If conventional cleaning pads use basic attachment mechanisms, then the structure is simple, but attachment security and ease of removal are compromised
Solution Approach 1:
The attachment mechanism is divided into separate functional components: an adhesive layer applied to the hydrophobic layer for secure bonding to the cleaning implement, and a release sheet that can be easily peeled off. This segmentation allows the adhesive to provide strong attachment while the release sheet enables easy removal, without requiring complex mechanical fastening systems.
Solution Approach 2:
A release sheet serves as an intermediary element between the adhesive layer and the external environment. The release sheet protects the adhesive during storage and handling, then allows for simple peeling to expose the adhesive for attachment to the cleaning implement, facilitating easy and secure attachment without complex mechanisms.
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 solution improves fluid absorption and dirt retention capabilities, ensuring effective cleaning while allowing for easy and secure attachment and removal from cleaning implements, enhancing user convenience and cleaning efficiency.
Implementation Method 1
The absorbent pad absorbs and retains fluids
Implementation Method 2
The absorbent pad absorbs and retains fluids
Implementation Method 3
a substantially hydrophobic portion
Implementation Method 4
A position adhesive is applied to the hydrophobic layer and is positioned for engaging the cleaning implement
Data Source
AI summary
A surface cleaning pad comprising a pad body and an attachment surface associated with the pad body and positioned to face a cleaning implement is provided. The attachment surface comprises a substantially hydrophilic portion and a substantially hydrophobic portion.