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Merck

378348

Sigma-Aldrich

硅油

viscosity 20 cSt (25 °C)

别名:

PDMS, 聚二甲基硅氧烷

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About This Item

线性分子式:
[-Si(CH3)2O-]n
CAS号:
MDL號碼:
分類程式碼代碼:
12162002
NACRES:
NA.23

蒸汽密度

>1 (vs air)

品質等級

蒸汽壓力

<5 mmHg ( 25 °C)
5 mmHg ( 20 °C)

形狀

viscous liquid

折射率

n20/D 1.403 (lit.)

黏度

20 cSt(25 °C)

bp

>140 °C/0.002 mmHg (lit.)

密度

0.95 g/mL at 25 °C

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相关类别

一般說明

硅油是液体状态的硅烷,是甲基硅油体系的一部分。它的粘度为20 cSt,折射率~ 1.4,介电强度~ 14 kV/mm。表面张力随粘度增加而增加。

應用

硅油在润滑剂、抗气胀剂、介电冷却剂和化妆品添加剂等中广泛使用。

儲存類別代碼

10 - Combustible liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

214.0 °F - closed cup

閃點(°C)

101.1 °C - closed cup

個人防護裝備

Eyeshields, Gloves


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