HDI/Di-C12-14 Alkyl Tartrate/Hydrogenated Dilinoleyl Alcohol Copolymer
AKA “HDI polymer, aliphatic polyisocyanate copolymer
Ingredient
Ingredient Facts
Hdi/di-c12-14 alkyl tartrate/hydrogenated dilinoleyl alcohol copolymer
AKA: HDI polymer, Aliphatic polyisocyanate copolymer
Ingredient · Film Forming · EWG: 4
Synthetic
Occlusive
Chemical Exfoliant
Not Clean
Fatty acids, C18 unsatd., dimers, di-Me esters, hydrogenated, polymers with C12-14-branched and linear alkyl tartarate and 1,6-diisocyanatohexane
CAS #
1268856-56-9
Form
Liquid
State
Liquid
See origin →
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Creates Protective Barrier
Traditional Use
A modern synthetic polymer developed in the late 20th century by combining HDI (hexamethylene diisocyanate) chemistry with natural tartrate and plant-derived alcohol components. Created for use as a film-forming and emulsifying agent in contemporary cosmetic formulations.
Skin Types
all-skin-types
Best For
General
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