Database/Hair Conditioning/PPG-2 Butyl Ether
100% petroleum · ISO 16128

Is PPG-2 Butyl Ether natural?

No. Both fragments, the butyl group and the propylene oxide chain, are petrochemical.

INCI namePPG-2 Butyl Ether
CAS9003-13-8
FunctionHair Conditioning · Skin Conditioning
FeedstockManufactured by propoxylating butanol with about 2 moles…

How we scored it

Butanol (synthetic alcohol, n=0) + polypropylene oxide chain (petrochemical, n=0): 0/total = 0.0.
What counts. ISO 16128-2 scores the atoms that remain in the final ingredient. Reagents, solvents, catalysts and protecting groups used during manufacture leave no mass behind and are not counted.

Where it comes from

Manufactured by propoxylating butanol with about 2 moles of propylene oxide, both derived from petrochemical feedstocks. No natural-origin route exists.

In plain English

A synthetic solvent and conditioning ingredient made from butanol and propylene oxide, both petroleum-derived. Used in hair and skin products and as a solvent.

CosIng definition: Polyoxypropylene (2) butyl ether

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References

  1. 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
  2. 2PPG-2 BUTYL ETHER. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  3. 3PPG-2 BUTYL ETHER. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=PPG-2%20BUTYL%20ETHER