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Chemical modification of silicone resin

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Chemical modification of organic silicone resin?

What is chemical modification in silicone resin?

The organic silicone resin and organic resin are connected to form a whole by chemical method, which will be conducive to the comprehensive performance of the two materials. Generally speaking, only the organic silicone resin and organic resin are modified by chemical reaction, the chemical modification mainly adopts the methods of CO condensation, co polymerization and co addition reaction, usually at the end or end of the siloxane chain The side group is introduced into the active group, which is used to combine with organic polymer to form block, graft or interpenetrating network copolymer, so as to obtain new properties and applications of silicone resin.

What should silicone resin pay attention to
1. When silicone resin is used, it should avoid contacting with acids, bases, organic salts, amines and other compounds, otherwise it will accelerate the curing and gelation, thus affecting the performance of the product.

2. The diluent used shall not contain water, sulfide and other impurities, otherwise it will affect the adhesion, dryness and other properties of the paint film.

3. A large number of flammable and explosive gases such as organic solvents will be volatilized in the process of silicone resin processing. Attention should be paid to strengthen the ventilation of the operation site, pay attention to fire prevention, cut off the fire source, and operators should pay attention to labor protection.

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