Question:

Is Ye Lashi waterproof?

Is Ye Lashi waterproof?

Answer:

Pyrophyllite powder on the surface by coupling a layer of N- (Ding Ji) -3- aminopropyltrimethoxysilane (BAPTS) coupling agent activation,
Pyrophyllite is not waterproof, which itself is a hydrophilic material. After coupling, activation and modification, waterproof purposes can be achieved.

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