| 配方类型： |
RUBBER, PLASTICS, WAXES |
| 配方说明： |
Polychlorinated Resin Foam |
| 配方组成： |
compressive, after above/22.0 psi at 6.5%
Heat age 200'F:
17 hr/3.1% volume swell
Replicate batches gave foams of uniformly fine-celled structure with
properties as follows
"Dow Corning" 113/2.0
64 hr/4.5% volume swell
7 days/6.66% volume swell
Cold shrink, 17 hr, 5'F/0.9% volume shrink
Fluorocarbon 11/40.0
Triethylamine/2.0
b: "PAPI"/99.6
a: "Hetrofoam" Resin HLR-250/100.0
Core density/1.64 pcf
Closed cells/92.2%
compressive, parallel to core/27.4 psi at 5%
Volume change (7 days 100% RH, 158'F)/6.16% volume swell
Tetramethylguanidine/2.0 |
| 配制方法： |
Cost: (80-cent "PAPI") 8.55-cents the board foot |
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