Toluene diisocyanate manufacturer Knowledge HF-4370/1 Three-function aliphatic blocked polyurethane crosslinking agent oily blocked curing agent suitable for coil steel and electroplating coatings

HF-4370/1 Three-function aliphatic blocked polyurethane crosslinking agent oily blocked curing agent suitable for coil steel and electroplating coatings

HF-4370/1 Three-function aliphatic blocked polyurethane crosslinking agent oily blocked curing agent suitable for coil steel and electroplating coatings

Model HF-4370/1

Type Blocked Polyurethane Crosslinker

Introduction The HF-4370/1 is a medium Molecular weight trifunctional aliphatic blocked polyurethane crosslinker primarily used in one-pack oven formulations for the production of light-stable, chemically resistant metal protective and decorative coatings. Combining HF-4370/1 with HF-4370/1 increases the flexibility of coatings prepared from trifunctional blocking crosslinkers.

Application Coil steel and electroplating coating

Product Specifications

Physical properties

Value

solid content (%)

68-72

Color(Gardner) <3

NCO content (%)

10.2

NCO equivalent

410

Viscosity 25°C (MPA'S)

1000-2000

Appearance

Low-viscosity transparent liquid

Solvent

PM

specific gravity

1.0-1.1

Flash point (℃)

38

Unsealing temperature (℃)

120

Precautions

Blocked isocyanate still has high reactivity with moisture, it is recommended to store And avoid contact with moisture during use.

Packaging

200KG iron drum��

Material Safety

A Material Safety Data Sheet for this product is available upon request.

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