The invention relates to a fully brominated butyl rubber inner liner sizing material and a preparation method thereof. The fully brominated butyl rubber inner liner sizing material comprises the following raw material components in parts by weight: 70-90 parts of brominated butyl rubber; 20 to 40 parts of low Mooney butyl regenerated rubber; 50 to 60 parts of carbon black; 5 to 8 parts of 204 resin; 1-3 parts of tackifying resin; 6-10 parts of a homogenizing agent; 0.3 to 0.8 part of stearic acid; 5-8 parts of naphthenic oil; 1.5 to 2.5 parts of an accelerant DM; 0.5 to 1.5 parts of zinc oxide; and 0.8 to 1.2 parts of insoluble sulfur IS7020. Compared with the prior art, the adhesive has high air tightness, good semi-finished product self-adhesion and the like.
本发明涉及一种全溴化丁基橡胶气密层胶料及其制备方法,包括以下重量份数的原料组分:溴化丁基橡胶70~90份;低门尼丁基再生橡胶20~40份;炭黑50~60份;204树脂5~8份;增粘树脂1~3份;均匀剂6‑10份;硬脂酸0.3~0.8份;环烷油5~8份;促进剂DM 1.5~2.5份;氧化锌0.5~1.5份;不溶性硫磺IS7020 0.8~1.2份。与现有技术相比,本发明可以兼具高气密性能与良好的半制品自粘性等。
Full-brominated butyl rubber airtight layer sizing material and preparation method thereof
一种全溴化丁基橡胶气密层胶料及其制备方法
2025-03-21
Patent
Electronic Resource
Chinese
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / 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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