PRODUCT DATA SHEET
Product Name: PB-400
Classification

Proprietary, butyl compound of 100% solids

Applications

Hot melt adhesives
Hot melt sealants

Benefits

Excellent low temperature flexibility
Excellent low temperature adhesion
Excellent sag and flow resistance at high temperatures

Average Properties

Chemical resistance is comparable to polyisobutylene. PB-400 has no cold flow but will melt at high temperatures.

Viscosity

50,000 – 55,000 cps at 350ºF using Brookfield HBT Model with a no. 6 spindle at 50 rpm

Compatibility

Compatible with aliphatic resins, oils, and rubbers. There may be compatibility problems with resins that contain aromatics.

Color

Gray to amber

Packaging

Solid block form in corrugated boxes, 45 pound net weight.