Bayhydur® ultra 2655

Hydrophilic aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI).Hardener for waterborne two-component polyurethane systems.

Brand: Bayhydur
Available in: Asia Pacific, Europe Middle-East and Africa, Latin America, North America

Typical values

Property	Value	Unit	Test method
All attributes
Turbidity	0 – 1		M082 - ISO 7027
NCO content	20.3 – 21.3	%	M105 - ISO 11909
Monomer content	0 – 0.1	%	M106 - ISO 10283
Dynamic viscosity	2500 – 4500	mPa·s	M014 - ISO 3219/A.3
Color	≤ 60		M017 - EN 1557

Hazard Classes / Hazard Categories

According to Regulation (EC) No 1272/2008 on classification, labelling

and packaging of substances and mixtures (the 'CLP Regulation')

Acute toxicity, Inhalative, Category 4(H332)

Sensitization of the skin, Sub-category 1B(H317)

Specific target organ toxicity (single exposure), Category 3(H335)

Chronically hazardous to the aquatic environment, Category 3(H412)