最近高清日本免费|日本一道高清一区二区|国产午夜精品不卡视频|精品国产一区二区三区吸毒|最新大伊香蕉精品视频在线|亚洲91久久无码产自国产|欧美一区二区三区综合色视频|亚洲日韩在线中文字幕线路2区

Octylated diphenylamine (Antioxidant OD)

Chemical name:Octylated diphenylamine
Molecular formula: C20H27N
Molecular weight: 281
Properties: Light brown powder or granules. Melting point ≥87°C. It is soluble in benzene, dichlorethane, carbon disulfide, acetone and gasoline; insoluble in water.
Functions: OD is antioxidant for NR, SBR, NBR and CR. It has good protective character to heat, oxygen, flexing and crazing, and is efficient to rubber whether used together with carbon black. It has obvious thermal brittleness resistance in CR, and can increase its protective character to ozone aging. It is mainly used in tyres, tube tyres, cables, rubber tapes, rubber pipes, filling rings, etc. Normal dosage is 0.5-2 phr.
Quality index:

Package: Pack in paper bag lined with PVC film bag; net weight: 25kg/bag.
Storage: Store in dry and ventilated places. Keep away from moisture and fire.