Modified rubber composite sealing gasket material and preparation method thereof
A composite gasket and modified rubber technology, which is applied in the field of modified rubber composite gasket materials and its preparation, can solve the problems of low strength, unsatisfactory sealing effect, poor wear resistance, etc., achieve low cost, improve process performance, Good oil resistance and corrosion resistance effect
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[0009] The present invention will be described in detail below through specific examples.
[0010] A modified rubber composite gasket material made of the following parts by weight (kg) of raw materials: Nitrile rubber 90, Lanolin aluminum soap 3, Aluminum stearate 1, Bromobutyl rubber (BBK-232) 10 , Adipate Propylene Glycol Polyester 3, Accelerator TMTD1, Semi-reinforcing Carbon Black 24, N550 Carbon Black 20, Precipitation White Carbon Black 30, Antioxidant 10101, Magnesium Oxide 4, Isooctyl Dimercaptoacetate Di-n-octyltin 1. Epoxybutyl oleate 6, zinc oxide 2, modified attapulgite 10;
[0011] The modified attapulgite is made of the following parts by weight (kg) of raw materials: attapulgite 20, clay 10, 1,6-hexamethylene diisocyanate 3, tripropylene glycol diacrylate 2, silicon carbide powder 9, Polytetrafluoroethylene 3, Fluorite 6, N-(β-aminoethyl)-γ-aminopropyl trimethyl(eth)oxysilane 2, aluminum hydroxide 8, calcium stearate 1, Chinese pepper seed oil 1; The preparation m...
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