The invention belongs to the technical field of sealing material preparation, and particularly discloses a high-temperature-resistant and high-pressure-resistant sealing material and a preparation method and application thereof, and the high-temperature-resistant and high-pressure-resistant sealing material comprises the following preparation raw materials: 65-85 parts of nitrile rubber, 15-35 parts of ethylene propylene rubber, 2-5 parts of a modifier, 30-50 parts of a reinforcing material, 5-12 parts of a plasticizer, 1-2.5 parts of a vulcanizing agent, 1-2.5 parts of an assistant crosslinking agent and 2-8 parts of an active agent. The nitrile rubber and the ethylene propylene rubber are used as main raw materials, and through the action of the modifier and the use of the reinforcing material, the prepared sealing material is excellent in comprehensive performance and has a relatively good application prospect.

    本发明属于密封材料制备技术领域,具体公开了一种耐高温高压密封材料及其制备方法和应用,包括如下制备原料:65~85份丁腈橡胶、15~35份乙丙橡胶、2~5份改性剂、30~50份补强料、5~12份增塑剂、1~2.5份硫化剂、1~2.5份助交联剂、2~8份活性剂。本发明以丁腈橡胶和乙丙橡胶为主要原料,通过改性剂的作用和补强料的使用,使得制得的密封材料综合性能佳,具有较好的应用前景。


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    Title :

    High-temperature-resistant and high-pressure-resistant sealing material as well as preparation method and application thereof


    Additional title:

    一种耐高温高压密封材料及其制备方法和应用


    Contributors:
    SHI YIMANG (author) / YANG CONGBING (author) / HU FEI (author) / GE HONGJIE (author)

    Publication date :

    2025-02-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS



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