Pyrolysis of polymers in the presence of a commercial clay The catalytic effect of a commercial sepiolite in the pyrolysis of PE,PP,PS and EVA has been studied.
热解聚合物的存在影响商业粘土催化的一个商业海泡石在热解的PE、PP、PS、EVA等进行了研究.
The results obtained show
在塔里木
that,despite the low ‘‘nominal’’ catalytic activity of this clay,it has enough catalytic properties to produce a marked decrease of the
表明,虽然低”的标称“催化活性粘土,有足够的催化性能产生明显下降的
temperature of decomposition of PE and PP.
温度分解算法的PE和PP.
However,the steric effects related to the substituents of PS and EVA cancels this
然而,经过取代基效应相关的PS和伊娃取消本
catalytic behaviour.
催化性能.
Experiments performed in an oxidizing atmosphere showed that the process is much more complex and involves
试验表明,在氧化性气氛的过程,涉及到复杂得多
more decomposition steps,but no noticeable decrease in the temperature of any process may be related to the presence of the clay.
更多的分解步骤,但没有显著减少温度的可能与任何过程存在的粘土.
Nonetheless,the yield of carbonous residue is higher in the presence of the sepiolite.
但是,积累的成果不仅能carbonous高产量的残留的海泡石在他面前站立得住.