搜索结果: 1-3 共查到“林业工程 Rate”相关记录3条 . 查询时间(0.046 秒)
Sustainable rosin acid ester as internal electron donors in Ziegler-Natta catalysts for synthesis of isotactic polypropylene with high melt flow rate
Bio-derived rosin acid esters internal electron donors Ziegler-Natta catalyst polypropylene polymerization
2023/12/11
In this contribution, novel bio-derived rosin acid ester compounds have been developed and used as internal electron donors to prepare MgCl2?supported titanium catalysts for propylene polymerization. ...
Mechanical properties of carbon nanotubes/epoxy nanocomposites: Pre-curing, curing temperature, and cooling rate
Carbon nanotubes curing epoxy mechanical properties nanocomposites polymer nanocomposites
2023/11/30
The effects of composite fabrication, such as pre-curing, curing temperature, and cooling rate, were studied. In this work, the pre-curing was defined as heat treatment of Multi-Walled Carbon Nanotube...
Effects of Fire Retardant Chemicals and Retention on Heat Release Rate of Wood
heat release phosphorus compound boron compound cone calorimeter fire retardant
2009/3/6
Heat release of interior materials is an important fire property which influences propagation and enlargement of room fires. In this study, nine kinds of fire retardant chemicals were impregnated int...