METHOD FOR PRODUCING A MOLDED HEAT-INSULATING ELEMENT |
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| 申请号 | US15565288 | 申请日 | 2016-03-31 | 公开(公告)号 | US20180065892A1 | 公开(公告)日 | 2018-03-08 |
| 申请人 | Matthias GEISLER; Frank MENZEL; | 发明人 | Matthias GEISLER; Frank MENZEL; | ||||
| 摘要 | A process for producing an ammonia-treated hydrophilic thermal insulation molding which includes treating a thermal insulation molding containing hydrophilic silica with ammonia by introducing the thermal insulation molding into a chamber and supplying gaseous ammonia until a pressure difference Δp of ≧20 mbar is achieved. A process for producing a thermal insulation molding containing hydrophobic silica which includes treating the ammonia-treated hydrophilic thermal insulation molding with an organosilicon compound. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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