Bayhydur® ultra 304

Hydrophilically modified, aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI).As the hardener/binder component for high-quality waterborne polymer dispersions and as an additive to improve the property level of waterborne coating and adhesive systems.With respect to its composition, the product corresponds to the following sections of the U.S. FDA’s guidelines Title 21 CFR: Section 175.105 “Adhesives”.

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

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Typical values

Property	Value	Unit	Test method	Condition
All attributes
NCO content	17.7 – 18.7	%	M105 - ISO 11909
Monomer content	0 – 0.1	%	M106 - ISO 10283
Dynamic viscosity	2500 – 5500	mPa·s	M014 - ISO 3219/A.3	23 °C
Color	≤ 60		M017 - EN 1557	Hazen

Documents

Technical Data Sheet
en
Safety Data Sheet
en_AQ

EU-CLP

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)

GB-CLP