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H-Sil® D5 is a volatile cyclic dimethyl silicone fluid that is clear and odorless. This low-toxicity solvent evaporates completely at room temperature and leaves no residue. It is widely used in cosmetics to provide spreading, easy rub-out, and a slick, non-greasy feel to the skin. It is a good cleaning solvent for industrial applications with degreasing properties for dry cleaning and spot treatment applications.

Chemical Name: Cyclopentasiloxane

CAS Number: 541-02-6

Functions: Solvent

Chemical Family: Silicones

Synonyms: Cyclomethicone 5, Permethylcyclopentasiloxane

Technical Data Sheet
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Identification & Functionality

Chemical Family
Chemical Name
Agrochemical Functions
Cleaning Ingredients Functions
Cosmetic Ingredients Functions

Features & Benefits

Key Benefits
  • Personal care products to provide spreading, rub out and non-greasy feel
  • Paintable, leaves no residue that cause fish eyes or build up that impair paintability
  • Lubricity
  • Low surface tensions
  • Excellent compatibility with non-polar organic solvents
  • Excellent additive to polish formulas

Applications & Uses

Markets

Properties

Physical Form
Appearance
Clear water white liquid
Odor
Odorless
Compatible with
Non-polar organic solvents
Typical Properties
ValueUnitsTest Method / Conditions
Viscosity3.9cSt-
Refractive Index1.398--
Flash Point72.0°C-
Specific Gravity0.956--
Volatile content100.0%-

Regulatory & Compliance

Chemical Inventories

Packaging & Availability

Packaging Type

Storage & Handling

Storage & Handling Information

H-Sil silicone fluids are stable at most storageconditions, inside or outside as long as the drumsremain tightly sealed in the original container.