scholarly journals Effect of homopolymer poly(vinyl acetate) on compatibility and mechanical properties of poly(propylene carbonate)/poly(lactic acid) blends

2012 ◽  
Vol 6 (11) ◽  
pp. 860-870 ◽  
Author(s):  
J. Gao ◽  
H. Bai ◽  
Q. Zhang ◽  
Y. Gao ◽  
L. Chen ◽  
...  
2021 ◽  
Vol 254 ◽  
pp. 117321
Author(s):  
Xinyi Dong ◽  
Li Liu ◽  
Yang Wang ◽  
Ting Li ◽  
Zhenggui Wu ◽  
...  

RSC Advances ◽  
2017 ◽  
Vol 7 (73) ◽  
pp. 46183-46194 ◽  
Author(s):  
Jia Yang ◽  
Hongwei Pan ◽  
Xin Li ◽  
Shulin Sun ◽  
Huiliang Zhang ◽  
...  

PPCU was prepared by using PPC and polyols as the raw materials and diphenyl-methane-diisocyanate (MDI) as the extender chain. The impact strength and elongation at break of PLA were remarkably enhanced by blending with PPCU.


2018 ◽  
Vol 773 ◽  
pp. 51-55
Author(s):  
Jasmine Pongkasem ◽  
Saowaroj Chuayjuljit ◽  
Phasawat Chaiwutthinan ◽  
Amnouy Larpkasemsuk ◽  
Anyaporn Boonmahitthisud

In this study, poly(lactic acid) (PLA) was melt mixed with three weight percentages (10–30wt%) of ethylene vinyl acetate copolymer (EVA) in an internal mixer, followed by a compression molding. According to a better combination of mechanical properties, the 90/10 (w/w) PLA/EVA was selected for preparing hybrid nanocomposites with three loadings (1, 3 and 5 parts per hundred of resin , phr) of poly(methyl methacrylate)-encapsulated nanosilica (PMMA-nSiO2). The nanolatex of PMMA-nSiO2 was synthesized via in situ differential microemulsion polymerization. The obtained PMMA-nSiO2 showed a core-shell morphology with nSiO2 as a core and PMMA as a shell, having an average diameter of 43.4nm. The influences of the EVA and PMMA-nSiO2 on the impact strength and the tensile properties of the PLA/EVA nanocomposites were studied and compared. It is found that the impact strength and the tensile properties of the 90/10 (w/w) PLA/EVA were improved with the appropriate amounts of the EVA and PMMA-nSiO2.


2015 ◽  
Vol 72 (4) ◽  
pp. 851-865 ◽  
Author(s):  
Dandan Wu ◽  
Wu Li ◽  
Yanping Hao ◽  
Zonglin Li ◽  
Huili Yang ◽  
...  

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