| abstract |
The invention discloses a kind of anti-aging toughening type rubber, it is comprised the following raw materials by weight percent：15-35 parts of polyurethane rubber, 15-28 parts of butyl rubber, 7-12 parts of multi-vinyl silicone oil, 2-6 parts of polyethylene oxide, 3-12 parts of curing resin, 2.5-5 parts of activating agent silica, 1-3 parts of filler, the anti-aging toughening type rubber of the present invention has excellent uvioresistant ageing-resistant performance, heat resistance good, tensile strength is high, can meet the requirement of outdoor prolonged application. |