Toluene diisocyanate manufacturer Application hdi trimer vencorex hdt-90

hdi trimer vencorex hdt-90

hdi trimer vencorex hdt-90

 

description

aliphatic polyisocyanate based on hexamethylene diisocyanate trimer (hdi homopolymer), supplied at 90 % solids in a blend of butyl acetate and aromatic hydrocarbon (1 for 1 in weight).

suggested uses

high solids two-component polyurethane coatings and varnishes.

exterior protective coatings for automotive oem, car repair, industrial machinery, plastic parts …..etc.

specifications

colour

40 hazen (apha)

viscosity at 25°c

500±100 mpa.s

nco (on delivery form)

19.8±0.7 %

solids content

90.0±1.0 %

hexamethylene diisocyanate monomer (hdi)

< 0.2 %

the analytical methods are available upon request

physical properties

appearance clear

liquid

bulk density at 25°c

1120 kg/m3 approx.

weight per us gallon

9.35 lbs approx.

flash point (closed cup)

53°c approx.

equivalent weight (on delivery form)

212 g approx.

solubility

soluble in esters, ketones, aromatic hydrocarbons. in most cases, esters/aromatic hydrocarbon mixtures are used.

it is recommended to use “urethane grade” solvents for the dilution (with water content below 300 ppm).

applications:

tolonate™ hdt 90 is typically used as a crosslinker of hydroxylatedpolymers,especially polyesters and polyacrylic polyols, to prepare two-component polyurethanes coatings showing excellent outdoor durability and mechanical properties in conjunction with outstanding resistance to solvents, abrasion and chemicals.

packaging and transport:

packaging (please contact our sales team for more details)

us and thailand origin: 225 kg net metallic drums

france origin: deliveries of 900 kg net weight pallets (4 drums of 225 kg net weight).

other packaging: upon request

transport

regulated. for more precise details, please refer to the safety datasheet

storage conditions and shelf-life

tolonate™ hdt 90 is sensitive to moisture and should be kept in its original container or in a volume tank under dry nitrogen blanketing, for example.

appropriate storage for 2 years does not normally affect the product in any way if it is stored in its sealed original drums in proper storage conditions at temperatures below 40°c.

 

flammability and safety instructions:

before handling this product please refer to its safety data sheet

e_mail us sales@newtopchem.com

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