TECHNICAL DATA SHEET
Product Name: Norst® B-1620
Proprietary compound of 100% solids based upon butyl and ethylene propylene rubbers
Hot melt rubbers
Pressure sensitive adhesives
Melt viscosity is low relative to its melt point and solid point by ring and ball.
Plasticizes, builds tack and resilience as well as adjusting ring and ball upward when combined with asphalts.
Stops cold flow and migration when combined with polybutene, polyisobutylene, butyl rubber, unoxidized asphalts, and oxidized asphalts.
Compatible with aliphatic resins, oils, asphalts, and polybutene, butyl rubber, ethylene propylene rubbers, etc.
Ring and Ball
50,000-100,000 cps at 350ºF on Brookfield Model HBT
Amber to brown
Net 45 pound corrugated box