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Norst® PB-800 is Particulate for thermoplastic applications. It is odorless and highly stable.

Functions: Binder & Resin

Compatible Substrates & Surfaces: Asphalt, Elastomers & Rubbers

Features: Chemical Resistance, Good Elasticity, Low Viscosity

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Knowde Enhanced TDS

Identification & Functionality

Chemical Name
CASE Ingredients Functions
CAS No.
9003-29-6
EC No.
500-004-7
Classification

Proprietary Compound of 100% solids based upon butyl rubber.

Features & Benefits

Benefits
  • Improves strength & elasticity in hot melt adhesives
  • Builds heat resistance in hot melt adhesives and asphalts
  • Melt viscosity low relative to its melt point and solid point
  • Stops cold flow and migration when mixed with polybutenes, butyl rubber, unoxidized asphalts and oxidized asphalts
  • Ball and ring of most systems not affected

Applications & Uses

Compatible Substrates & Surfaces
Industrial Additives End Use
Uses
  • Hot melt adhesives
  • Hot melt sealants
  • Asphalt Modification
  • PSA
Products

Adhesives and extruded, injection molded and post-formed thermoplastic goods.

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Chemical ResistanceComparable to Polyisobutylene--
Specific Gravity0.85 - 0.90--
Viscosity (350°F)200,000 - 240,000cps-

Technical Details & Test Data

Compatibility
  • Good with aliphatic resins, oils, asphalts and polybutenes, butyl rubber, ethylene propylene rubbers, etc.
  • May be problems with aromatic resins
Cold Flow

No, but will melt at high temperatures.

Packaging & Availability

Packaging Type
Packaging

Net 45 pound corrugated boxes.