The invention discloses a rubber injection block, a rubber tube containing the rubber injection block and a preparation method of the rubber tube, and relates to the field of rubber tube protection, and the rubber injection block is prepared from the following raw materials in parts by weight: 140-180 parts of ethylene propylene diene monomer; 1.5 to 2 parts of sulfur; 1.75 to 2.5 parts of an accelerant DM; 6-8 parts of zinc oxide; 1.2 to 1.6 parts of stearic acid; 125 to 170 parts of paraffin oil; 35 to 45 parts of carbon black; 10 to 20 parts of silica; 45 to 55 parts of SBS (styrene butadiene styrene); 5 to 15 parts of an additive; the additive comprises one or two of silica gel and polyethylene glycol, and the number-average molecular weight of the polyethylene glycol is greater than 4000. The rubber hose has the effect of prolonging the service life of the rubber hose.
本申请公开了一种注胶块、含有该注胶块的胶管及其制备方法,涉及胶管防护领域,其包括一种注胶块,由包括以下重量份的原料制成:三元乙丙橡胶:140‑180份;硫磺:1.5‑2份;促进剂DM:1.75‑2.5份;氧化锌:6‑8份;硬脂酸:1.2‑1.6份;石蜡油:125‑170份;碳黑:35‑45份;硅土:10‑20;SBS:45‑55份;添加剂:5‑15份;所述添加剂包括硅凝胶和聚乙二醇中的一种或两种,所述聚乙二醇的数均分子量大于4000。本申请具有延长胶管使用寿命的效果。
Glue injection block, glue tube containing glue injection block and preparation method of glue tube
一种注胶块、含有该注胶块的胶管及其制备方法
2023-10-27
Patent
Electronic Resource
Chinese
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / 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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