Heated Bleach Stain Removal With Vapor Absorption
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Solution Overview
Problem
Current stain removal products with low concentration hydrogen peroxide are not effective in quickly removing stains, requiring a long time and leaving chemical residues on clothes.
Innovation Solution
A stain removal device that uses a heating plate to accelerate the bleaching reaction of hydrogen peroxide applied to stained areas, combined with an absorption component or suction fan to manage vapors, allowing for rapid stain removal and drying without water rinsing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If low concentration hydrogen peroxide is used for stain removal, then safety is improved, but stain removal effectiveness deteriorates
Solution Approach 1:
The patent applies parameter changes by heating the low concentration hydrogen peroxide solution to elevated temperatures, which accelerates the bleaching reaction rate and enhances stain removal effectiveness while maintaining the safety benefits of low concentration peroxide
Solution Approach 2:
The patent uses periodic action through pulsed heating cycles combined with vapor absorption phases, where the heating plate periodically heats the peroxide solution and the absorption component periodically removes vapors, creating an optimized treatment cycle that improves both effectiveness and safety
2Object-affected harmful factors
If low concentration hydrogen peroxide is used for stain removal, then safety is improved, but treatment time increases
Solution Approach 1:
The patent applies parameter changes by heating the low concentration hydrogen peroxide solution to elevated temperatures, which accelerates the bleaching reaction rate and reduces treatment time from 5-30 minutes to under 5 minutes while maintaining the safety benefits of low concentration peroxide
Solution Approach 2:
The patent uses periodic action through optimized heating and absorption cycles that maximize stain removal efficiency within a compressed time frame of under 5 minutes
3Productivity
If heating is applied to accelerate bleaching reaction, then productivity is improved, but harmful vapors are generated
Solution Approach 1:
The patent converts the harmful effect of vapor generation into a beneficial process by using the vapor phase to enhance the bleaching reaction while simultaneously capturing and condensing the vapors, transforming a potential hazard into part of the treatment mechanism
Solution Approach 2:
The patent introduces an absorption component as an intermediary between the heating plate and the environment, which captures harmful vapors and prevents their release, allowing the heating process to proceed at high temperatures for rapid stain removal
4Productivity
If heating is applied to accelerate bleaching reaction, then productivity is improved, but energy consumption increases
Solution Approach 1:
The patent uses periodic action through pulsed heating cycles that apply heat only when needed for the bleaching reaction, rather than continuous heating, thereby reducing overall energy consumption while maintaining rapid stain removal capability
Solution Approach 2:
The patent exploits phase transitions of the hydrogen peroxide solution (liquid to vapor and back) to enhance the bleaching reaction efficiency, allowing shorter heating durations and reduced energy input while achieving effective stain removal
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 device effectively removes stains in under 5 minutes, eliminating the need for rinsing and preventing chemical residue, while enhancing the bleaching reaction rate and ensuring user safety by managing vapors.
Implementation Method 1
a heating plate for heating a bleach chemical solution previously dosed onto the stained area
Implementation Method 2
The bleaching/oxidizing reaction between H2O2 and stain molecules can be described in general as below
Implementation Method 3
an absorption component for absorbing vapours of said bleach chemical solution generated from the stained area
Implementation Method 4
a suction fan arranged in said housing to draw air containing vapours of said bleach chemical solution generated from the stained area
Implementation Method 5
Under temperature higher than 100 degrees Celsius, water also can be very effective evaporated out, and resulting in a dry, stain-free clothes
Data Source
AI summary
Stain removal device (201, 301A, 401A, 301B, 401B) for treating a stained area (101) on a cloth (102). The stain removal device (201, 301A, 401A, 301B, 401B) comprises a heating plate (102) for heating a bleach chemical solution previously dosed onto the stained area (101) of the cloth (102). The stain removal device (201, 301A, 401A, 301B, 401B) further comprises means (302, 203) for absorbing vapors of the bleach chemical solution generated from the stained area (101) and/or draw air containing said vapors.