Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High-strength hydrophilic porous graphite material and preparation method thereof
The invention discloses a high-strength hydrophilic porous graphite material and a preparation method thereof.The preparation method comprises the steps that 10-33 parts of graphite, 30-70 parts of calcined petroleum coke, 30-40 parts of phenolic resin and 2-10 parts of a hydrophilic enhancing modifier are mixed to be uniform according to the proportion, then the mixture is placed in a mold to be subjected to hot press molding, then roasting carbonization is conducted under inert gas protection, and the graphite material is prepared; through formula regulation and process optimization, porous graphite with different porosities can be obtained, silica and other inorganic materials are added, not only is the hydrophilic performance of the graphite material improved, but also the strength of the graphite material is improved, and the preparation process is simple and easy to industrialize.
本发明公开了一种高强度亲水多孔石墨材料及其制备方法，按照配比，将石墨10～33份、煅后石油焦30～70份、酚醛树脂30～40份、亲水性增强改性剂2～10份混合均匀后，置于模具中，热压成型，然后在惰性气体保护下经过焙烧炭化，制得所述的石墨材料；本发明通过配方调控与工艺优化，可获得不同孔隙率的多孔石墨，二氧化硅等无机材料的加入，不仅提升了石墨材料的亲水性能，同时也提升了石墨材料的强度，本发明制备工艺简单，易于工业化。
High-strength hydrophilic porous graphite material and preparation method thereof
The invention discloses a high-strength hydrophilic porous graphite material and a preparation method thereof.The preparation method comprises the steps that 10-33 parts of graphite, 30-70 parts of calcined petroleum coke, 30-40 parts of phenolic resin and 2-10 parts of a hydrophilic enhancing modifier are mixed to be uniform according to the proportion, then the mixture is placed in a mold to be subjected to hot press molding, then roasting carbonization is conducted under inert gas protection, and the graphite material is prepared; through formula regulation and process optimization, porous graphite with different porosities can be obtained, silica and other inorganic materials are added, not only is the hydrophilic performance of the graphite material improved, but also the strength of the graphite material is improved, and the preparation process is simple and easy to industrialize.
本发明公开了一种高强度亲水多孔石墨材料及其制备方法，按照配比，将石墨10～33份、煅后石油焦30～70份、酚醛树脂30～40份、亲水性增强改性剂2～10份混合均匀后，置于模具中，热压成型，然后在惰性气体保护下经过焙烧炭化，制得所述的石墨材料；本发明通过配方调控与工艺优化，可获得不同孔隙率的多孔石墨，二氧化硅等无机材料的加入，不仅提升了石墨材料的亲水性能，同时也提升了石墨材料的强度，本发明制备工艺简单，易于工业化。
High-strength hydrophilic porous graphite material and preparation method thereof
一种高强度亲水多孔石墨材料及其制备方法
SHI YANQIN (Autor:in) / WANG XU (Autor:in) / HUANG BAOLI (Autor:in) / CHU QINDAN (Autor:in) / CHEN SI (Autor:in) / MA MENG (Autor:in) / HE HUIWEN (Autor:in)
23.12.2022
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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