Tire inner liner rubber and preparation method thereof

[0021] A kind of tire inner liner glue, by weight, is made up of following raw material: brominated butyl rubber 80kg, natural rubber (SMR20) 12kg, silane-terminated polyether resin 6kg, carbon black 60kg, diatomaceous earth 5kg, oxidation Calcium 3kg, zinc borate 2kg, stearic acid 2kg, naphthenic oil 5kg, aromatic hydrocarbon oil 5kg, antioxidant (4020) 4kg, accelerator (DM) 1kg and insoluble sulfur 0.3kg; Described silane-terminated polyether resin mainly The chain is polypropylene oxide, capped with dimethoxymethylsilane or trimethoxysilane, with a molecular weight of 40,000.

[0023] A tire innerliner rubber, which is composed of the following raw materials: bromobutyl rubber 70kg, natural rubber 10kg, silane-terminated polyether resin 5kg, carbon black 50kg, diatomite 3kg, calcium oxide 2kg, zinc borate 2kg, hard Fatty acid 1kg, naphthenic oil 3kg, aromatic hydrocarbon oil 3kg, antioxidant 2kg, accelerator 1kg and insoluble sulfur 0.2kg; The main chain of described silane-terminated polyether resin is polypropylene oxide, with dimethoxymethyl Silane is capped; the natural rubber is SMR20; the accelerator is accelerator DM; the anti-aging agent is anti-aging agent 4020.

[0025] A tire innerliner rubber, which is composed of the following raw materials: bromobutyl rubber 90kg, natural rubber 15kg, silane-terminated polyether resin 10kg, carbon black 70kg, diatomite 6kg, calcium oxide 4kg, zinc borate 4kg, hard 3kg of fatty acid, 6kg of naphthenic oil, 6kg of aromatic oil, 5kg of antioxidant, 2kg of accelerator and 0.8kg of insoluble sulfur; end; the natural rubber is SMR10; the accelerator is accelerator DPG; the antioxidant is antioxidant RD.