Rhodia RHODORSIL H 620 Tetramethyldihydrodisiloxane - 广州昊毅新材料科技股份有限公司

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Rhodia RHODORSIL H 620 Tetramethyldihydrodisiloxane

                                               

 

product description
    H620 is a versatile silicone intermediate, usually they are used as silicone end capping agents. Since the molecular structure contains active hydrogen atoms, it can synthesize copolymer polymers by addition of other organic substances with unsaturated bonds through the hydrosilylation reaction, and a series of active silicone oils can be made from them. Through the above approach, the excellent properties of silicone and the advantages of large amount and low price of general-purpose resin/rubber can be effectively exerted, and some defects in the high price of organic silicon and the performance of general-purpose resin/rubber can be overcome.

Product Name   Tetramethyldihydrodisiloxan; 1, 1, 3, 3 - Tetramethyldisiloxan

  Chemical formula           HMe2Si-O-SiMe2H

 

  physical properties

Exterior

Transparent liquid

Active ingredient content (%)

100

purity(%)

91

Density (25ºC, g/l)

0.75

Viscosity (25ºC mm2/s)

0.5

Boiling point (℃)

71

Freezing point (℃)

-70

Flash point (℃)

-25

Auto-ignition point (℃)

240

 

Solubility:  Soluble in various organic solvents such as aromatic hydrocarbons/petroleum hydrocarbons, insoluble in water

  application  
1. Vacuum coating
2. Starting materials for the production of functional polysiloxanes
3. Synthetic intermediates of SiO2
4. Grafting with SI-H groups via addition or condensation reactions
5. Can be used as a carrier for various active ingredients
6. Changes to the physical and chemical properties of organic matter
7. Change the inherent properties of silicone by changing the compatibility of organics in the application field
8. Under certain circumstances, the toxicity of organic products can be modified

 Packaging   150kg metal drum

 Shipping:   Regulated, see Safety Data Sheet for details.

 Storage conditions and shelf life   Under proper storage conditions at temperatures below 40°C, storage in the original airtight packaging for two years usually will not have any effect on the product.

  Flammability and Safety Instructions   Please refer to the Product Safety Data Sheet before use.

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