Antioxidant SP a Resin Catalytic Synthesis nnan hpe hkaja ai lam

(1) antioxidant SP alkylation n-gun n-gun hpe lata ai lam hta, n-gun ja ai acid galai shai ai lam hpe grau htap htuk ai hku nna, grau htap htuk ai, phenol 7% kaw nna 9% daram, synthesis reaction masa ni: nbung katsi ai lam 100 ~ 115℃, Strene 2.05 ~ 2.20: 1, 1, 1, 1, 1, 2 ~ 2.45 h, product yield gaw 95% jan rai nna, product color gaw kaja ai.
2{6}1: 1, n-gun n-gun (penol) 8%, bai htang ai lam 105℃, bai htang ai aten 2.5 h, dai arung arai a masa hta 97%, n-gun n law ai nsam hpraw ai n-gun dat n-gun, nhprang dat, ash, Meet arung arai ni a hkamja lam ra kadawn ai lam ni hpe mu lu ai.
(3) antioxidant SP gaw n-htuk n-htuk ai rubber antioxidant rai nna, n-gun ja ai, n-gun n law ai, manu n law ai, etc.}, madung hku nna styrene butber hte chloroprene rubber stabilizer, polyolefin hte POM hpe yu reng ai agent{3}} a matu jai lang ai arung arai ni gaw grau kaja ai mahtai. hpe jai lang ai hta ladat ni hpe yu lajang ai lam hta jai lang ai.