What is silicone product color fading and blue fading? What is the reason for color fading

Silicone products are actually a type of spray cream, with a wide range of colors. In most cases, discoloration is caused by the unreasonable design of the silicone formula or the use of inferior carbon black or oil based softeners, which cause small molecule compounds to migrate from the inside of the rubber formula to the surface of the rubber material or product.

Solution to silicone product color/blue flashing:

If silicone products are generally colored, carbon black and oil are the most suspected; Firstly, check the color fading status of the product, whether it is more blue fading or more color fading. If it is more blue fading, it should be a problem with carbon black; If there are many colors, it should be a problem with the oil.

Method: Alternative tests for oil and carbon black can be conducted for troubleshooting.

It is worth noting that in addition to carbon black, oil, and antioxidants, there are also factors that may cause silicone products to turn blue:

1. The influence of vulcanization temperature;

2. Improper use of flow processing aids;

3. Uneven dispersion caused by