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NBR/ORGANOMODIFIED BENTONITE INTERCALATED HYBRIDS AND THEIR EFFECTS ON THE TOUGHNESS OF PVC
作者姓名:贾德民
作者单位:College of
基金项目:This work was supported by the National Natural Science Foundation of China (No.59933060)
摘    要:Hybrids of intercalative nitrile-butadiene rubber/organomodified bentonite (NBR/OMB) were prepared by thelatex intercalation technique. Investigation of their mechanical properties and the microstructore of NBR/OMB showed thatthe organomodified bentonite is an effective toughener for NBR. Transmission electronic microscopy (TEM) and X-rnydiffraction (XRD) tests showed that the NBR macromolecule could be intercalated into the galleries of bentonite.Incorporation of NBR/OMB hybrids as tougheners into poly(vinyl chloride) (PVC) results in a substantial increase in theimpact strength of PVC, but little decrease in its tensile strength and flexural strength, compared to the unmodified PVC.

关 键 词:Nitrile-butadiene  rubber  Bentonite  Hybrids  Mechanical  properties  Structure  Poly(vinyl  chloride)
收稿时间:2002-09-03
修稿时间:2003-01-13

NBR/ORGANOMODIFIED BENTONITE INTERCALATED HYBRIDS AND THEIR EFFECTS ON THE TOUGHNESS OF PVC*
Chang-jiang You,De-min Jia,Zeng-yong Zhen,Kui Ding,Song Xi,Hai-lin Mo,Yong-hua Zhang.NBR/ORGANOMODIFIED BENTONITE INTERCALATED HYBRIDS AND THEIR EFFECTS ON THE TOUGHNESS OF PVC[J].Chinese Journal of Polymer Science,2003,0(5):551-556.
Authors:Chang-jiang You  De-min Jia  Zeng-yong Zhen  Kui Ding  Song Xi  Hai-lin Mo  Yong-hua Zhang
Institution:College of Materials Science and Engineering South China University of Technologu Guangzhou 510641; China
Abstract:Hybrids of intercalative nitrile-butadiene rubber/organomodified bentonite (NBR/OMB) were prepared by thelatex intercalation technique. Investigation of their mechanical properties and the microstructore of NBR/OMB showed thatthe organomodified bentonite is an effective toughener for NBR. Transmission electronic microscopy (TEM) and X-rnydiffraction (XRD) tests showed that the NBR macromolecule could be intercalated into the galleries of bentonite.Incorporation of NBR/OMB hybrids as tougheners into poly(vinyl chloride) (PVC) results in a substantial increase in theimpact strength of PVC, but little decrease in its tensile strength and flexural strength, compared to the unmodified PVC.
Keywords:Nitrile-butadiene rubber  Bentonite  Hybrids  Mechanical properties  Structure  Poly(vinyl chloride)
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