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Sun Polymers International AR-589M2

Functions: Shrinkage Reducing Agent

Chemical Family: Methacrylates

Compatible Polymers & Resins: Unsaturated Polyester (UPE)

Processing Methods: Injection Molding

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Chemical Name
Composite Materials Functions
CAS No.
80-62-6
EC No.
201-297-1

Features & Benefits

Applications & Uses

Markets
Compatible Polymers & Resins
Composites Processing Methods
Applications

AR-589 M2 can be used as Low Profile Additive for Sheet Molding Compound (SMC) and Bulk Molding Compound (BMC).

Properties

Physical Form
Appearance
White, clear, free flowing spherical beads
Typical Properties
ValueUnitsTest Method / Conditions
Acid Value17.5mg KOH/g-
Average Molecular Weight (Mᴡ)82.5--
Density1.16--
Glass Transition Temperature (Tg)85ºC-
Solids Contentmin. 98%w/w-
Viscosity (at 25ºC, 30% in Toluene)700 – 1000 mPa.s-
End-Use Properties
  • Good solubility in styrene monomer with low viscosity profile
  • Effective in eliminating the polymerization shrinkage in high temperature molding process
  • Good compatibility with unsaturated polyester resin

Storage & Handling

Shelf Life
2 Years
Storage

Stored in a dry place, its shelf life is 2 years.