KELLOMER VK-421

1 of 10 products in this brand
KELLOMER VK-421 is a aliphatic urethane acrylate oligomer. It is characterized by low odor, and high molecular weight. The cured films exhibit excellent flexibility, non yellowing, and good adhesion to substrates.

Chemical Family: Acrylics & Acrylates, Aliphatics, Urethanes

Molecular Weight: 65000.0 - 65000.0 g/mol

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Technologies

Features & Benefits

Features
  • Low odor, high molecular weight
  • Excellent flexibility
  • Good adhesion to substrate
  • High elongation
  • Low shrinkage
  • Non yellowing

Applications & Uses

Compatible Substrates & Surfaces
Applications
  • Adhesives for film, plastics, and paper etc.
  • Coatings for woods, papers, and plastics
  • Coatings for flexible substrates
  • Coatings requiring good adhesion

Properties

Physical Form
Appearance
Clear liquid
Typical Properties
ValueUnitsTest Method / Conditions
Functionality2
Colormax. 200APHA
Viscosity (at 25ºC)274000cps
Refractive Index (at 25ºC)1.468
Molecular Weight65000g/mol

Safety & Health

Precautions

The toxicological properties of this product have not been fully determined. It can be expected to be eye and skin irritants and have the potential to cause allergic
responses. Avoid direct exposure to the eyes and skin. See MSDS(Material Safety Data Sheet) for emergency and first aid procedure.

Packaging & Availability

Packaging Type
Packing

20kg in pail and 200kg in steel drum.

Storage & Handling

Storage & Handling

This product should be stored in a cool place (below 40℃) away from direct sunlight. The containers should be kept sealed and if opened should be resealed tightly and do not store this material under an oxygen free atmosphere, this material should not be stored for more than 1 year. Additional information is contained within the MSDS(Material Safety Data Sheet).