Hydrogenated Polyisobutene
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INCI Name:
Hydrogenated Polyisobutene
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Molecular Formula:
(C₄H₈)ₙ (hydrogenated polymer)
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CAS Number:
68603-57-8
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Alternate Names:
- Synthetic Squalane Alternative
- Polyisobutene Oil
- Cosmetic Emollient Polymer
- Lip Gloss Base Oil
- Hydrogenated PIB
Key Benefits:
- Provides smooth, glossy skin feel
- Excellent non-greasy emollient
- Long-lasting moisture barrier effect
- Improves shine in lip and hair products
- Enhances spreadability and slip
- Highly stable and oxidation resistant
Benefits & Uses (Short):
- Used in lip glosses, lipsticks, and balms
- Common in creams, lotions, and serums
- Helps create silky, cushiony texture
- Used in hair serums and shine boosters
- Improves sensory feel of cosmetic products
Recommended Usage Level:
- Lip Gloss: 10% – 80%
- Lipsticks/Balms: 5% – 30%
- Creams & Lotions: 1% – 10%
- Serums: 1% – 20%
- Hair Serums: 2% – 20%
How It Works (Short):
- Functions as a synthetic emollient polymer that forms a smooth, flexible film on skin and lips
- Locks in moisture while allowing a breathable feel
- Provides high gloss and shine without stickiness (when balanced properly)
- Improves slip, spreadability, and texture in formulations
- Highly resistant to oxidation, giving long shelf stability
- Works well with IPM, Dimethicone, Mineral Oil alternatives, and esters
Key Benefits for Skin Care:
- Long-lasting hydration effect
- Non-greasy silky finish
- Excellent shine for lip products
- Smooth application and glide
- Enhances luxury cosmetic feel
Olfactory Notes:
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Odor Profile: Odorless
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Top Notes: Neutral
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Heart Notes: None
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Base Notes: None
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Character: Clean, smooth, synthetic emollient feel
FAQs:
Q: What is Hydrogenated Polyisobutene used for?
A: It is used as a synthetic emollient in lip glosses, lipsticks, creams, and hair serums for shine and smoothness.
Q: Is Hydrogenated Polyisobutene safe for skin?
A: Yes, it is widely used in cosmetic formulations and considered safe for topical use.
Q: Is it better than mineral oil?
A: It offers a lighter, more elegant feel with better stability and less greasiness.
Q: Can it be used in lip gloss?
A: Yes, it is one of the most common base ingredients for clear and glossy lip products.
Q: Does it oxidize easily?
A: No, it is highly stable and resistant to oxidation, making it suitable for long shelf-life products.
