The invention relates to the field of polyimide preparation, and discloses a phosphorus-containing trianhydride monomer and a preparation method thereof, a polyimide material and a preparation method and application of the polyimide material, and the phosphorus-containing trianhydride monomer has a structure as shown in a formula (I): # imgabs0 #, r2 is a residue of a substituted or unsubstituted C6-C30 aromatic hydrocarbon losing two H atoms, or a residue of a substituted or unsubstituted C2-C30 heterocyclic aromatic hydrocarbon losing two H atoms. The phosphorus-containing trianhydride monomer is used for preparing a polyimide material, an internally uniform porous structure can be formed, the mechanical property is good, and the flame retardant property and the sound absorption property are both achieved.
本发明涉及聚酰亚胺制备领域,公开了一种含磷三酐单体及其制备方法、聚酰亚胺材料及其制备方法与应用,所述含磷三酐单体具有如式(Ⅰ)所示结构:#imgabs0#其中,R2为取代或未取代的C6‑C30芳烃失去2个H的残基、或者取代或未取代的C2‑C30杂环芳烃失去2个H的残基。采用提供的含磷三酐单体用于制备聚酰亚胺材料,能够形成内部均匀的多孔结构,力学性能好,兼具阻燃性能和吸声性能。
Phosphorus-containing trianhydride monomer and preparation method thereof, polyimide material and preparation method and application thereof
含磷三酐单体及其制备方法、聚酰亚胺材料及其制备方法与应用
2024-06-21
Patent
Electronic Resource
Chinese
IPC: | C07F Acyclische, carbocyclische oder heterocyclische Verbindungen, die andere Elemente als Kohlenstoff, Wasserstoff, Halogen, Sauerstoff, Stickstoff, Schwefel, Selen oder Tellur enthalten , ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / 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 / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES |
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