| 摘要 |
Disclosed is a compressed, evacuated, open-cell polymer foam, the foam having an open cell content of about 70 percent or more prior to compression, the foam having a thickness of about 40 to about 90 percent of the initial thickness of the foam prior to compression, the foam having an absolute cell gas pressure of about 10 torr or less in its open cells, the foam having a density of about 16 to about 250 kilograms per cubic meter. Further disclosed is an evacuated insulation panel employing the foam.
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