Journal of Inorganic Materials, Volume. 40, Issue 5, 504(2025)
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2. Typical PCS molecular structure (a) and its possible crosslinked network with borane pyridine and borane triethylamine (b)
3. XRD patterns of borane pyridine, PCS, BP-1 and BP-2 derived ceramics
4. Weight gain rates during the preparation of SiC/SiC composites using PCS, BP-1 and BP-2
5. Fiber diameter and PyC interphase thickness of SiC/SiC composites C0-C2
6. Flexural stress-strain curves of SiC/SiC composites C0-C2 at room temperature
7. (a) Flexural strength, (b) flexural modulus and (c) fracture toughness of SiC/SiC composites C0-C2 at room temperature
Table 1. SiC/SiC composite numbers and their impregnating agent types
View tableView in ArticleTable 1. SiC/SiC composite numbers and their impregnating agent types
Entry Impregnating agent type Composite label 1 PCS 50% xylene solution C0 2 BP-1 solution C1 3 BP-2 solution C2
Table 2. Types of ceramic precursor and their tube furnace ceramic yields
View tableView in ArticleTable 2. Types of ceramic precursor and their tube furnace ceramic yields
Entry Precursor type Ceramic yield/% 1 PCS 50% xylene solution 68 2 BP-1 solution 79 3 BP-2 solution 81 4 Borane pyridine 49 5 Borane pyridine 10% xylene solution 18
Table 3. Types of ceramic precursor and element contents (in mass) of derived ceramic
View tableView in ArticleTable 3. Types of ceramic precursor and element contents (in mass) of derived ceramic
Entry Precursor type O/% C/% Si/% B/% N/% 1 PCS 1.1 39.9 59.0 0 0 2 BP-1 1.5 42.1 53.3 1.7 1.4 3 BP-2 1.2 32.8 61.0 2.2 2.8
Table 4. Apparent density and porosity of SiC/SiC composites
View tableView in ArticleTable 4. Apparent density and porosity of SiC/SiC composites
Entry SiC/SiC composite Density/ (g·cm-3) Porosity/% 1 C0 2.37±0.01 7.80±0.72 2 C1 2.35±0.02 8.40±1.02 3 C2 2.38±0.03 6.27±0.88
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Yi CHEN, Haipeng QIU, Mingwei CHEN, Hao XU, Heng CUI.
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Received: Nov. 1, 2024
Accepted: --
Published Online: Sep. 2, 2025
The Author Email: Haipeng QIU (hpqiu07@163.com)
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