Bis-Isostearyl 1,4-Butanediol/HDI/Hydrogenated Dimer Dilinoleyl Alcohol Copolymer
AKA “Film Former, Polymer Emollient
Ingredient
Ingredient Facts
Bis-isostearyl 1,4-butanediol/hdi/hydrogenated dimer dilinoleyl alcohol copolymer
AKA: Film Former, Polymer Emollient
Ingredient · Viscosity Controlling · EWG: 4
Plant-Derived
Not Clean
Bis-Isostearyl 1,4-Butanediol/HDI/Hydrogenated Dimer Dilinoleyl Alcohol Copolymer ia a copolymer of hexamethylenediisocyanate (HDI) and Hydrogenated Dilinoleyl Alcohol endcapped with isostearyl 1,4-butanediol.
Form
Liquid
See origin →
Functions
Viscosity Controlling
Controls Viscosity
Traditional Use
A complex synthetic copolymer developed for cosmetics to provide conditioning properties and improve formulation stability, with no traditional cosmetic or medicinal history.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR