Hexamethylene Diisocyanate (HDI)

Hexamethylene Diisocyanate (HDI) is an aliphatic diisocyanate well suited for the production of non-yellowing type PU polymers and primarily used in PU paints.

Principal: Tosoh Specialty Chemicals USA

Chemical Name: Hexamethylene diisocyanate

Chemical Family: Diisocyanates, Isocyanates

View All Documents

Enhanced TDS

Identification & Functionality

Blend
No
Chemical Family
Chemical Name
Product Code
MITM13857
Single Ingredient
Yes
Synonyms
1,6-Diisocyanatohexane, 1,6-Hexamethylene diisocyanate, 1,6-Hexanediol diisocyanate, 1,6-Hexylene diisocyanate, HDI, Hexamethylene-1,6-Diisocyanate, Hexane 1,6-diisocyanate, HMDI
Technologies
Product Families

Features & Benefits

Base Chemicals Features

Applications & Uses

Base Chemicals End Uses

Properties

Physical Form

Packaging & Availability

Packaging Type
Packaging Information

Standard package

  • Drum (220kg)
  • Pail Can (20kg)

Storage & Handling

Storage and Shelf Life Conditions
  • HDI must be stored in tightly sealed containers and protected from moisture and foreign materials.
  • This product should be stored indoors between 15-25°C and used within three months of delivery.

Other

Appearance
Clear liquid
Assay
min. 99.5 %
Autoignition Temperature (SDS)
454.0 °C
Boiling Point (SDS)
255.0 °C
Chlorine Content
max. 0.03 %
Color (SDS)
Colorless to light yellow
Color Scale
max. 10.0 APHA
Density
1.05 g/cm³
Flash Point (SDS)
138.0 °C
Group Principal Number
S000009
Insoluble in (SDS)
Water
Isocyanate Content
49.9 %
Item Number
Log Partition Coefficient (Log Pow) (SDS)
3.2
Melting Point (SDS)
-67.0 °C
Odor (SDS)
Pungent
Principal
Specific Gravity (SDS)
1.05
Vapor Pressure (SDS)
2.0 kPa
Viscosity
2.0 mm²/s
Optical Properties
ValueUnitsTest Method / Conditions
Color Scalemax. 10.0 APHAAPHA
Chemical Properties
ValueUnitsTest Method / Conditions
Assaymin. 99.5 %%
Physical Properties
ValueUnitsTest Method / Conditions
Density1.05 g/cm³g/cm³at 23°C
Viscosity2.0 mm²/smm²/sat 23°C
Material Composition
ValueUnitsTest Method / Conditions
Chlorine Contentmax. 0.03 %%Hydrolyzable
Isocyanate Content49.9 %%
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Autoignition Temperature (SDS)454.0 °C°C
Boiling Point (SDS)255.0 °C°C
Flash Point (SDS)138.0 °C°C
Log Partition Coefficient (Log Pow) (SDS)3.2-
Melting Point (SDS)-67.0 °C°C
Specific Gravity (SDS)1.05-at 23°C
Vapor Pressure (SDS)2.0 kPakPaAt 25°C