热塑性复合材料中的高分子吸附包覆现象.pdf

60 2 Vol1 60 No1 2 2009 2 CIESC Journal February 2009 张 朝, 施勇晖, 戴干策 ( , 200237) : PP/ GF/ PA66PP/ GF/ PE PP/ GB/ PA66PP/ GB/ PE PP/ PA66/ PE , , , ; , , , : ; ; ; ; : O 6311 2; B 322; Q 3341 9 : A : 0438- 1157 (2009) 02- 0476- 07 Adsorptionand encapsulationphenomena inthermoplastic composite ZHANGChao, SHIYonghui, DAI Gance (State K ey L aboratory of Chemical E ngineering , E ast China Univ ersity of Science and Technology , Shanghai 200237, China) Abstract: he preferential adsorption and encapsulation phenomena in ternary composites were investigated by studying the mechanical properties of the PP/ GF/ PA66, PP/ GF/ PE , PP/ GB/ PA66, PP/ GB/ PE and PP/ PA66/ PE composites1 It was found that the polymer polarity played an important role in the interface formation during the processing1 he polar inorganic fillers or polar polymer could be preferentially encapsulated by the polar polymer in the dipolar polymer matrix during the melted processing1 Due to the preferential adsorption and encapsulation, the interface adhesion was improved and the mechanical properties of the ternary composites were also influenced by encapsulation1 And better properties could be obtained after encapsulation1 Furthermore, the relationship between encapsulation and interface tension was discussed. Key ords: adsorption; encapsulation; polarity; nonpolarity; thermoplastic composite [ 1-3]