Rubber leh a thil siamte chu hun rei tak chhunga dahkhawm leh hmannaah, a lumna, oxygen, ozone, variable price metal ions, mechanical stress, light, high-energy rays bakah chemical substance dang leh mold erosion te avang hian zawi zawiin a sticky ang a, a tikhauh ang. He taksa leh mechanical property te hi hun kal zelah a tlahniam ang a, elasticity reduced-a an thil siamte chu a lo thanglian ang a, chu chu a lo thanglian ang a, a lo kal zel ang. Zawi zawiin a tlahniam zauh zauh a, chu chu a hmanna hlutna. a hloh vek theih nan, a chunga kan sawi tawh ang khan a chhiatna thlen thei thil chi hrang hrangte laka a do theihna tur siam \\hat nan, rubber leh a thil siamah chemical \\henkhat dah belh a ngai a, chutiang chuan rubber leh a thil siamte dahkhawlna hun leh service dam chhung tihkhawtlai emaw, tihkhawtlai emaw a ngai a, chutiang thilte chu anti-aging agents. an ti a ni.
Rubber antioxidants hi thlah thum ah then theih a ni.
1st generation: Antioxidant D (PBN) leh Antioxidant A (PBA)
2-na a ni a, TMQ (RD) a ni.
3rd Generation: IPPD (4010NA) leh 6PPF (4020) te pawh a awm bawk.