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Conventional methods for preparing hydroxyl silicone oil include: 1. Siloxane ring: ring opening polymerization of D3, D4, etc., which is terminated with water under the catalysis of acid or base. ......
2022-10-25Foamed silicone rubber has excellent high temperature resistance. The temperature can reach 200 ℃ to 350 ℃. It is composed of component A and component B. Component AB is mixed in 1:1 ratio. The produ......
2022-10-24Many friends want to know what materials are used to make silicone rubber, so IOTA will briefly introduce our entire silicone industry chain. The main raw material for the production of rubber comp......
2022-10-24Silica has small particle size, large specific surface area, large surface energy, strong adsorption capacity, high purity, high stability, reinforcement, thickening, thixotropy and other excellent pr......
2022-10-21White carbon black (precipitation method) is a common name for white reinforcing filler used in rubber industry to precipitate hydrated silica. There are a large number of silanol groups on the surfac......
2022-10-21In fact, there are many kinds of liquid silicone rubber coating products. Generally speaking, it is mainly the hardware wrapping glue, and the rest are mobile phones or other electronic products. Afte......
2022-10-20Extrusion molding processes are generally vulcanized by hot air, steam or liquid media. Hot air vulcanization generally adopts a hot drying tunnel, the drying tunnel temperature is 300-650 ℃, and the ......
2022-10-20In the synthesis of silicone rubber, there is always the mediation of various catalysts and silica white carbon black. The same semi-finished raw materials can not be without the addition of various c......
2022-10-19Silicone sealant is a paste made of polydimethylsiloxane as the main raw material, supplemented by cross-linking agent, filler, plasticizer, coupling agent and catalyst under vacuum. It reacts with wa......
2022-10-19Silicone gel dropping is a kind of silicone processing technology. Now there are two ways of gel dropping, one is manual, the other is automatic. The raw material used for dropping glue is liquid sili......
2022-10-18Rubber mold is the simplest method in rapid tooling. Generally, RP prototype is duplicated with silica gel, but its service life is very short, only about 10-30 pieces! It has good elasticity and repl......
2022-10-18Food grade silicone rubberl is a kind of mold gel used in the food industry. It is a two-component liquid silica gel with food grade injection molding process. It is mainly used for injection molding ......
2022-10-17Foamed silica gel sealing strip is a kind of sealing strip that makes use of the characteristics of some materials to produce air holes in its interior through processing. It is divided into ethylene ......
2022-10-17Secondary vulcanization is an important process in the production of silicone rubber products. Secondary vulcanization: ① It can remove the peculiar smell of vulcanizing agent and various additives a......
2022-10-14Since the second half of the 19th century, the only insulating materials suitable for high voltage were ceramics and glass when erecting power transmission lines. In the 1940s, due to the advent of po......
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