INFLUENCE OF COCATALYST ON THE COPOLYMERIZATION OF ETHYLENE AND STYRENE CATALYZED BY N-CATALYST
返回论文页
Research Article|更新时间:2021-03-19
|
INFLUENCE OF COCATALYST ON THE COPOLYMERIZATION OF ETHYLENE AND STYRENE CATALYZED BY N-CATALYST
Acta Polymerica SinicaIssue 1, Pages: 4-7(2005)
作者机构:
作者简介:
基金信息:
DOI:
CLC:
Published:20 February 2005,
扫 描 看 全 文
WANG Qi, JI Liwen. INFLUENCE OF COCATALYST ON THE COPOLYMERIZATION OF ETHYLENE AND STYRENE CATALYZED BY N-CATALYST. [J]. Acta Polymerica Sinica (1):4-7(2005)
DOI:
WANG Qi, JI Liwen. INFLUENCE OF COCATALYST ON THE COPOLYMERIZATION OF ETHYLENE AND STYRENE CATALYZED BY N-CATALYST. [J]. Acta Polymerica Sinica (1):4-7(2005)DOI:
INFLUENCE OF COCATALYST ON THE COPOLYMERIZATION OF ETHYLENE AND STYRENE CATALYZED BY N-CATALYST
The copolymerization of ethylene and styrene was carried out using N catalyst activated with AIEt3 and Et2AIOAIEt2 at the present of DDS.The optimum copolymerization conditions of Al/Ti was investigated.The copolymerization products were fractionated by successive solvents extraction with boiling butanone and THF.The experimental results indicate the copolymerization products include polystyrene
ethylene-styrene copolymer
and polyethylene.The ethylene-styrene copolymers were characterized by 13C-NMR.DSC and GPC.It is found that cocatalyst not only affects copolymetization activity of N-catalyst
but also influences the ratio of different fractions in coplymerization products
especially the styrene incorporation
the melting point and the glass transition temperature of ethylene-styrene copolymer.