It is reseached that the process of catalytic cross-bridging in synthetic ketonic residuum resin and obtained that the utility resin.
酮渣油是化
生产中
业
,经催化交联制成树脂,于经济和环保方面都有意义。
It is reseached that the process of catalytic cross-bridging in synthetic ketonic residuum resin and obtained that the utility resin.
酮渣油是化生产中业,经催化交联制成树脂,于经济和环保方面都有意义。
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