product description
Based on hexamethylene diisocyanate trimer (HDI homopolymer), solvent-free, very low viscosity. Supplied as 100% solids, it can be used to reduce organic volatiles in formulations.
Suggested use
Two-pack high solids, low VOC polyurethane topcoats and clearcoats
Solvent-free and waterborne polyurethane coating systems
Intermediates for Synthetic Polyurethane Resins
Product Specifications
Chroma |
≤40 HAZEN(APHA) |
Viscosity (25ºC) |
600±150mPa·s |
NCO content (as supplied) |
23.0±1.0% |
HDI free monomer |
<0.5% |
physical properties
Exterior |
clear transparent liquid |
solid content |
100%(approx) |
Density (25ºC) |
1131 kg/m3(approx) |
Weight per US gallon |
9.43 lbs |
Flash point (closed cup) |
>120℃ |
Equivalent (Supply) |
183 g(approx.) |
Solubility
Soluble in esters, ketones and aromatic hydrocarbon solvents. In most cases, mixed solvents of esters and aromatic hydrocarbons are used. It is recommended to use "urethane grade" solvent (water content below 300ppm) for dilution.
application
(1) Similar to Tolonate™ HDT-LV, Tolonate™ HDT-LV2 is used as a crosslinking agent for hydroxyl polymers, especially polyester and polyacrylic polyols, to prepare two-components with excellent outdoor durability and mechanical properties Polyurethane coating with outstanding solvent, abrasion and chemical resistance at the same time.
(2) Compared with standard trimers or biurets, Tolonate™ HDT-LV2 can be used in high solids coating systems, solvent-free coatings and two-component waterborne polyurethane coatings due to its extremely low viscosity.
Package
Made in USA: 225 kg net metal drum
Made in France and Thailand: 900 kg net weight per pallet (4 drums of 225kg net weight)
Other packaging: available upon request
transportation
Not regulated, see Safety Data Sheet for details.
Storage conditions and shelf life
Tolonate™ HDT-LV2 is moisture sensitive and should be stored in its original packaging or in a dry nitrogen protected jar
Storage for nine months in the original airtight packaging at a temperature of 25°C will normally not have any effect on the product.
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