环聚二甲基硅氧烷 (CAS No.69430-24-6)
- 物化性质
- 无色透明液体,微具特殊气味。相对密度约0.95(25°C),沸点200~250°C,闪点约60°C(闭杯),不溶于水,溶于乙醇、酮类、芳香烃等有机溶剂。挥发性适中,表面张力低,化学稳定性好。
- 技术参数
- 纯度≥99.5% 外观为无色透明液体 密度0.94~0.97 g/cm³(25°C) 闪点≥55°C(闭杯) 折光率1.394~1.398(25°C)
English description(英文原文,共 1084 字符)
Product Name:Cyclic Dimethylpolysiloxane
English Name:Cyclic Dimethylpolysiloxane
CAS No.:69430-24-6
Aliases:Cyclomethicone, Cyclic Polydimethylsiloxane, Mixed Cyclosiloxanes, D4/D5/D6 Blend
Molecular Formula:(C₂H₆OSi)ₙ
Physical Properties:Colorless transparent liquid with a slight characteristic odor. Relative density approximately 0.95 at 25°C, boiling point 200–250°C, flash point about 60°C (closed cup). Insoluble in water; soluble in ethanol, ketones, aromatic hydrocarbons and other organic solvents. Moderate volatility, low surface tension and good chemical stability.
Uses:Mainly used in cosmetics and personal care products as a volatile carrier, providing a refreshing and non-greasy skin feel. Also used as an industrial defoamer, release agent and component of precision cleaners. Additionally applied in textile finishing to impart a soft and smooth hand feel to fabrics.
Technical Specifications:
Purity ≥99.5%
Appearance: colorless transparent liquid
Density: 0.94–0.97 g/cm³ at 25°C
Flash point: ≥55°C (closed cup)
Refractive index: 1.394–1.398 at 25°C
English Name:Cyclic Dimethylpolysiloxane
CAS No.:69430-24-6
Aliases:Cyclomethicone, Cyclic Polydimethylsiloxane, Mixed Cyclosiloxanes, D4/D5/D6 Blend
Molecular Formula:(C₂H₆OSi)ₙ
Physical Properties:Colorless transparent liquid with a slight characteristic odor. Relative density approximately 0.95 at 25°C, boiling point 200–250°C, flash point about 60°C (closed cup). Insoluble in water; soluble in ethanol, ketones, aromatic hydrocarbons and other organic solvents. Moderate volatility, low surface tension and good chemical stability.
Uses:Mainly used in cosmetics and personal care products as a volatile carrier, providing a refreshing and non-greasy skin feel. Also used as an industrial defoamer, release agent and component of precision cleaners. Additionally applied in textile finishing to impart a soft and smooth hand feel to fabrics.
Technical Specifications:
Purity ≥99.5%
Appearance: colorless transparent liquid
Density: 0.94–0.97 g/cm³ at 25°C
Flash point: ≥55°C (closed cup)
Refractive index: 1.394–1.398 at 25°C
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常见问题
- 环聚二甲基硅氧烷的 CAS 号是多少?
- 环聚二甲基硅氧烷的 CAS 号是 69430-24-6。
- 环聚二甲基硅氧烷的分子式和分子量是什么?
- 环聚二甲基硅氧烷的分子式为 (C₂H₆OSi)ₙ。
- 环聚二甲基硅氧烷的英文名称是什么?
- 环聚二甲基硅氧烷的英文名称为 Cyclic Dimethylpolysiloxane。
- 环聚二甲基硅氧烷还有哪些别名?
- 环聚二甲基硅氧烷又称 环状聚二甲基硅氧烷、环甲基硅氧烷、混合环硅氧烷、D4/D5/D6混合环体。
- 环聚二甲基硅氧烷有哪些供应商和生产厂家?
- 掌上化工当前收录 1 条环聚二甲基硅氧烷供应报价,来自 1 家供应商,可按地区、纯度、级别筛选对比。
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- 环聚二甲基硅氧烷的供应商主要分布在 上海市(1 条) 等地。
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- 平台上环聚二甲基硅氧烷的供应级别包括 工业级。
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- 环聚二甲基硅氧烷的报价单位主要有 千克。
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- 掌上化工环聚二甲基硅氧烷产品页汇总了各供应商的最新报价与规格,地址:/chemicals/69430-24-6/。部分供应商价格为电议,可通过页面上的询价功能直接获取。
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