Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Kiln furniture spray paint for roasting lithium battery positive electrode material and preparation method of kiln furniture spray coating
The invention relates to kiln furniture spray paint for roasting a lithium battery positive electrode material and a preparation method of the kiln furniture spray paint. According to the technical schemes, 90.0-97.0 wt% of zirconium sol, 0.5-2.5 wt% of silica sol, 1.0-5.0 wt% of nano calcium oxide, 0.5-2.0 wt% of barium titanate and 0.3-1.5 wt% of yttrium oxide are used as raw materials and are uniformly mixed, and the kiln furniture spray paint for roasting the lithium battery positive electrode material is prepared; the pH value of the zirconium sol is 7.4-8.6, and the ZrO2 content of the zirconium sol is greater than or equal to 20.5 wt%; the pH value of the silica sol is 6.5-7.7, and the SiO2 content of the silica sol is greater than or equal to 14.7 wt%; the particle size of the nano calcium oxide is less than 32.6 nm; the particle size of the barium titanate is less than 0.045 mm; and the particle size of the yttrium oxide is less than 0.01 mm. The method has the characteristics of simple process, time saving, high efficiency and low production cost; the prepared kiln furniture spray paint for roasting the lithium battery positive electrode material is convenient to construct, good in corrosion resistance and long in service life; and the roasted lithium battery positive electrode material is excellent in performance.
本发明涉及一种锂电池正极材料焙烧用窑具喷涂料及其制备方法。其技术方案是：以90.0～97.0wt％的锆溶胶、0.5～2.5wt％的硅溶胶、1.0～5.0wt％的纳米氧化钙、0.5～2.0wt％的钛酸钡和0.3～1.5wt％的氧化钇为原料，混合均匀，制得锂电池正极材料焙烧用窑具喷涂料。其中：所述锆溶胶的pH值为7.4～8.6，锆溶胶的ZrO2含量≥20.5wt％；所述硅溶胶的pH值为6.5～7.7，硅溶胶的SiO2含量≥14.7wt％；所述纳米氧化钙的粒径＜32.6nm；所述钛酸钡的粒径＜0.045mm；所述氧化钇的粒径＜0.01mm。本发明具有工艺简单、省时高效和生产成本低的特点；所制备的锂电池正极材料焙烧用窑具喷涂料的施工便捷、抗腐蚀性能好和使用寿命长，所焙烧的锂电池正极材料性能优良。
Kiln furniture spray paint for roasting lithium battery positive electrode material and preparation method of kiln furniture spray coating
The invention relates to kiln furniture spray paint for roasting a lithium battery positive electrode material and a preparation method of the kiln furniture spray paint. According to the technical schemes, 90.0-97.0 wt% of zirconium sol, 0.5-2.5 wt% of silica sol, 1.0-5.0 wt% of nano calcium oxide, 0.5-2.0 wt% of barium titanate and 0.3-1.5 wt% of yttrium oxide are used as raw materials and are uniformly mixed, and the kiln furniture spray paint for roasting the lithium battery positive electrode material is prepared; the pH value of the zirconium sol is 7.4-8.6, and the ZrO2 content of the zirconium sol is greater than or equal to 20.5 wt%; the pH value of the silica sol is 6.5-7.7, and the SiO2 content of the silica sol is greater than or equal to 14.7 wt%; the particle size of the nano calcium oxide is less than 32.6 nm; the particle size of the barium titanate is less than 0.045 mm; and the particle size of the yttrium oxide is less than 0.01 mm. The method has the characteristics of simple process, time saving, high efficiency and low production cost; the prepared kiln furniture spray paint for roasting the lithium battery positive electrode material is convenient to construct, good in corrosion resistance and long in service life; and the roasted lithium battery positive electrode material is excellent in performance.
本发明涉及一种锂电池正极材料焙烧用窑具喷涂料及其制备方法。其技术方案是：以90.0～97.0wt％的锆溶胶、0.5～2.5wt％的硅溶胶、1.0～5.0wt％的纳米氧化钙、0.5～2.0wt％的钛酸钡和0.3～1.5wt％的氧化钇为原料，混合均匀，制得锂电池正极材料焙烧用窑具喷涂料。其中：所述锆溶胶的pH值为7.4～8.6，锆溶胶的ZrO2含量≥20.5wt％；所述硅溶胶的pH值为6.5～7.7，硅溶胶的SiO2含量≥14.7wt％；所述纳米氧化钙的粒径＜32.6nm；所述钛酸钡的粒径＜0.045mm；所述氧化钇的粒径＜0.01mm。本发明具有工艺简单、省时高效和生产成本低的特点；所制备的锂电池正极材料焙烧用窑具喷涂料的施工便捷、抗腐蚀性能好和使用寿命长，所焙烧的锂电池正极材料性能优良。
Kiln furniture spray paint for roasting lithium battery positive electrode material and preparation method of kiln furniture spray coating
一种锂电池正极材料焙烧用窑具喷涂料及其制备方法
LI YUANBING (Autor:in) / XU NANA (Autor:in)
30.07.2021
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
| Europäisches Patentamt | 2020
| Europäisches Patentamt | 2021
Developments in kiln furniture for tunnel kiln firing
| Engineering Index Backfile | 1932