Rubber antioxidant tmq/rd Rubber antioxidant rd (polymerized-2, 2, 4-trimethyl-1, 2-dihydroquinoline resin) 1f=molecular formula(c12h15n)n. N=2f+4. 2f=specilication:(gb8826-88) Item high grade ist grade Appearance amber to brown flake Soften point 80f+100 80f+100 Reduction in weight after heating, %f_ 0.30 0.50 Ash, %f_ 0.30 0.50 3properties:amber to brown flake or powder. Gravity 1.05, solube in benzol, chloroform and acetone, nonsoluble in water, but little soluble in petrolem hydrocarbon. 4 application:the product is mainly used for natural rubber, butadiene nitrile and chloroprene rubber etal, used in tyres, industry rubber and so on. pacdage: polypropyrene knitted bags lined with polyethylene bags. Net weight 25kg per bag