How to turn yellowed silicone shell white? Popular cleaning tips from all over the internet revealed
Silicone mobile phone cases are popular because of their softness and anti-fall properties, but they tend to turn yellow and dirty after long-term use, affecting their appearance. In the past 10 days, the discussion about "whitening of silicone shells" has soared and has become one of the focuses of life topics. This article will combine popular methods across the Internet to provide you with structured solutions.
1. Common causes of yellowing of silicone shells

| Reason | Specific instructions |
|---|---|
| oxidation reaction | Silica gel's long-term exposure to air and ultraviolet light causes changes in its molecular structure |
| stain deposits | Penetration of sweat, oil or makeup residue |
| Material aging | Low-priced silica gel contains impurities and is prone to rapid aging |
2. Comparison of popular cleaning methods across the Internet
| method | Operation steps | Effectiveness rating (5-point scale) |
|---|---|---|
| Baking soda + white vinegar | Mix it into a paste and apply it, let it sit for 10 minutes and then rinse it off | 4.2 |
| toothpaste cleaning | Use a soft-bristled toothbrush dipped in toothpaste and brush repeatedly | 3.8 |
| bleach dilution | Soak in 1:10 ratio for 15 minutes (only solid color silicone) | 4.5 |
| Alcohol wipe | Wipe the surface directly with 75% alcohol cotton pads | 3.5 |
3. Step-by-step deep cleaning plan
1.preprocessing: Rinse the silicone case with warm water to remove floating dust on the surface.
2.Decontamination treatment: Choose the above method according to the degree of yellowing. It is recommended to try the baking soda solution first.
3.Detailed cleaning: Use cotton swabs to clean dead corners such as charging holes and key gaps.
4.Maintenance suggestions: Apply a small amount of talcum powder after cleansing to delay oxidation.
4. Precautions
• Avoid scratching with sharp tools
• Use caution with bleach on patterned silicone shells
• Be sure to dry thoroughly after cleaning before use
5. Tips to prevent yellowing
| measures | Implementation frequency |
|---|---|
| Regular disassembly and cleaning | 1 time a week |
| Avoid direct sunlight | in daily use |
| Choose high-quality silicone shell | Pay attention to material certification when purchasing |
Through the above methods, more than 80% of yellowed silicone shells can be restored to white. If the attempt is ineffective, it may be that the material has seriously aged, and it is recommended to replace it with a new one. In the recent Douyin topic "#silicagelshellrefurbishment", the baking soda method has received over 500,000 likes, so you might as well try it now!
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