Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
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SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane and application thereof
The invention relates to SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane and application thereof, and a preparation method of the SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane comprises the following steps: preparing polyzirconium carbosilane from dichlorodimethylsilane and zirconocene dichloride; the preparation method comprises the following steps: preparing a trimethylamine borane monomer from methylamine and BCl3; and carrying out solvothermal reaction on the polyzirconium carbosilane and a trimethylamino borane monomer to prepare the polyboron zirconium carbosilane. The invention also comprises an application of the SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane. According to the invention, the contents of boron and zirconium elements are adjustable, so that the boron and zirconium elements are effectively doped in the polymer, and the product can have high zirconium content; the raw materials used in the method do not contain oxygen, so that the oxygen content of the product can be reduced, and low-oxygen and oxygen-free products are expected to be obtained; the method has the advantages of simple reaction conditions and low preparation cost.
一种SiC/ZrC/ZrB2复相陶瓷先驱体聚硼锆碳硅烷及其应用，所述SiC/ZrC/ZrB2复相陶瓷先驱体聚硼锆碳硅烷的制备方法包括通过二氯二甲基硅烷和二氯二茂锆，制得聚锆碳硅烷；通过甲胺和BCl3制得三甲胺基硼烷单体；聚锆碳硅烷和三甲胺基硼烷单体通过溶剂热反应，制得聚硼锆碳硅烷。本发明还包括所述SiC/ZrC/ZrB2复相陶瓷先驱体聚硼锆碳硅烷的应用。本发明中，硼、锆元素含量可调，实现了硼、锆元素在聚合物中的有效掺杂，产品可以具有高锆含量；本发明使用的原料均不含氧，可降低产品的氧含量，有希望获得低氧、无氧产品；具有反应条件简单，制备成本低的优点。
SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane and application thereof
The invention relates to SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane and application thereof, and a preparation method of the SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane comprises the following steps: preparing polyzirconium carbosilane from dichlorodimethylsilane and zirconocene dichloride; the preparation method comprises the following steps: preparing a trimethylamine borane monomer from methylamine and BCl3; and carrying out solvothermal reaction on the polyzirconium carbosilane and a trimethylamino borane monomer to prepare the polyboron zirconium carbosilane. The invention also comprises an application of the SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane. According to the invention, the contents of boron and zirconium elements are adjustable, so that the boron and zirconium elements are effectively doped in the polymer, and the product can have high zirconium content; the raw materials used in the method do not contain oxygen, so that the oxygen content of the product can be reduced, and low-oxygen and oxygen-free products are expected to be obtained; the method has the advantages of simple reaction conditions and low preparation cost.
一种SiC/ZrC/ZrB2复相陶瓷先驱体聚硼锆碳硅烷及其应用，所述SiC/ZrC/ZrB2复相陶瓷先驱体聚硼锆碳硅烷的制备方法包括通过二氯二甲基硅烷和二氯二茂锆，制得聚锆碳硅烷；通过甲胺和BCl3制得三甲胺基硼烷单体；聚锆碳硅烷和三甲胺基硼烷单体通过溶剂热反应，制得聚硼锆碳硅烷。本发明还包括所述SiC/ZrC/ZrB2复相陶瓷先驱体聚硼锆碳硅烷的应用。本发明中，硼、锆元素含量可调，实现了硼、锆元素在聚合物中的有效掺杂，产品可以具有高锆含量；本发明使用的原料均不含氧，可降低产品的氧含量，有希望获得低氧、无氧产品；具有反应条件简单，制备成本低的优点。
SiC/ZrC/ZrB2 composite ceramic precursor polyboron zirconium carbosilane and application thereof
一种SiC/ZrC/ZrB2复相陶瓷先驱体聚硼锆碳硅烷及其应用
CHENG HONGMEI (Autor:in) / WANG HAO (Autor:in) / ZHANG YUJIE (Autor:in) / MA ZHONGLIE (Autor:in) / MA SHENG (Autor:in) / CHEN SONG (Autor:in) / ZENG YI (Autor:in)
20.12.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C08G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
/
C04B
Kalk
,
LIME
/
D01F
Chemische Gesichtspunkte bei der Herstellung von produzierten Filamenten, Zwirnen, Fasern, Borsten oder Bändern
,
CHEMICAL FEATURES IN THE MANUFACTURE OF MAN-MADE FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
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