摘要 |
<p>A single membrane insulation material (10) including a nonwoven insulation mat (12), a fluoropolymer dispersion (13) surface coated to one side of the mat and a fluoropolymer film component (14) laminated to the thus coated side of the mat under conditions of elevated temperature and pressure. The coating has a depth of penetration which is less than the total thickness of said mat.</p> |