Aminopropyl Dimethicone is a silicone-based compound having conditioning, smoothing, and film-forming properties. It is a modified form of dimethicone that imparts additional water-binding and surface-conditioning properties to this ingredient. It is highly beneficial in improving the texture of hair by smoothening, detangling, and reducing frizz. On the skin, it provides a silky, smooth feel without leaving an overly greasy residue. In its raw form, Aminopropyl Dimethicone appears as a clear, colorless to pale yellow liquid, having a slightly viscous, oily consistency. This ingredient is commonly added to conditioners, serums, shampoos, moisturizers, and anti-aging creams.
CAS Number: 99363-37-8Chem/IUPAC Name: Silicones and siloxanes, dimethyl, 3-aminopropyl methyl, trimethylsilyl terminatedEINECS/ELINCS No: 620-321-5COSING REF No: 54584Products with AMINOPROPYL DIMETHICONE
With samples available
Cosmethicone® SF-5086
by BioMax Si&F
SeraSense® SA 32
by KCC Silicone
X-52-2328
by Shin-Etsu
What is AMINOPROPYL DIMETHICONE used for?
Aminopropyl Dimethicone is widely used in hair, skin, and makeup products for its conditioning and smoothing properties. In hair care, it helps detangle, reduce frizz, and add shine, creating a protective layer that enhances manageability. In skincare, it provides a silky, non-greasy feel, improving the texture of lotions and serums while locking in moisture. In makeup, Aminopropyl Dimethicone improves spreadability, giving foundations and primers a smooth finish and enhancing wear-time. Additionally, it imparts water resistance to sunscreens and other cosmetic products, making them more durable. Its versatility and lightweight feel make it suitable for a variety of formulations.
Origin
Aminopropyl Dimethicone is synthesized by reacting dimethicone (a silicone polymer) with an aminopropylsilane compound. The aminopropyl group is introduced onto the silicon backbone through a chemical reaction, typically involving a condensation process in the presence of a catalyst. The final product is then purified through distillation to remove any unreacted materials and ensure it meets cosmetic grade standards.
What does AMINOPROPYL DIMETHICONE do in a formulation?
EMOLLIENT|
FILM FORMING|
HAIR CONDITIONING|
SKIN CONDITIONING|
SKIN PROTECTING|
SMOOTHINGSafety Profile
Aminopropyl Dimethicone is generally considered safe for use in cosmetics at typical concentrations. It does not cause any common side effects like skin irritation or sensitization. Regulatory bodies such as the FDA and European Commission approve its use in cosmetic formulations. However, conducting a patch test is necessary for sensitive individuals.
AMINOPROPYL DIMETHICONE alternatives
AMINOPROPYL DIMETHICONE technical profile
| Property | Values |
| Boiling Point | >205°C |
| Melting Point | <-60°C |
| pH | 5.5-7 |
| Solubility | Insoluble in water |
| Viscosity | Moderate |