Department;
of;
Chemistry;
and;
Chemical;
Engineering,;
Huaihua;
College,;
Huaihua;
418008,;
China;
School;
of;
Chemistry;
and;
Chemical;
Engineering,;
Sun;
Yetsen;
University,;
Guangzhou;
510275,;
China;
游离氨基酸; 镍(Ⅱ); 乙烯聚合; Poly; 负载型催化剂; 聚合催化剂; 催化活性; SiO2;