Vencorex Tolonate™ HDT-LV2 low viscosity HDI trimer curing agent - 广州昊毅新材料科技股份有限公司

Vencorex curing agent

Vencorex Tolonate™ HDT-LV2 low viscosity HDI trimer curing agent

  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 HAZENAPHA

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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