EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES*
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EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES*
EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES*
高分子科学(英文版)1997年15卷第1期 页码:74-83
Affiliations:
1. Institute of Chemistry
2. Academia Sinica
3. Beijing 100080
Author bio:
Funds:
DOI:
中图分类号:TQ317
纸质出版:1997-03-20
Accepted:
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[1]朴明俊,万梅香,卢凤才.EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES[J].Chinese Journal of Polymer Science,1997,{4}(01):74-83.
PIAO Mingjun, WAN Meixiang, LU Fengcai. EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES*[J]. 1997, 15(1): 74-83.
[1]朴明俊,万梅香,卢凤才.EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES[J].Chinese Journal of Polymer Science,1997,{4}(01):74-83.DOI:
PIAO Mingjun, WAN Meixiang, LU Fengcai. EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES*[J]. 1997, 15(1): 74-83.DOI:
EFFECTS OF CHAIN STRUCTURE OF POLYPYRROLONES ON THE ELECTRICAL PROPERTIES OF PYROLYZED POLYPYRROLONES*
PMDA-TADPE and DEDA-DAB) werepyrolyzed at high temperature in order to study the effect of the chain structure of polypyrro-lones on the electrical properties of the pyrolyzed polymers. Results show that the num-ber of fusing rings in the main chain of polymers has a little effect on the pyrolysis pro-cess
whereas
the ether bond in the main chain plays an important role during pyrolysis.Structure characterizations by elemental analyis
XPS spectra
X-ray diffraction and SEMimages indicate that because the ether bond is easy to break
it is difficult to form largearea planar network. This hampers the formation of the graphite-like structure in thepolypyrrolones containing ether bond even after being pyrolyzed at 1200℃.
Abstract
Three kinds of polypyrrolones (PMDA-DAB
PMDA-TADPE and DEDA-DAB) werepyrolyzed at high temperature in order to study the effect of the chain structure of polypyrro-lones on the electrical properties of the pyrolyzed polymers. Results show that the num-ber of fusing rings in the main chain of polymers has a little effect on the pyrolysis pro-cess
whereas
the ether bond in the main chain plays an important role during pyrolysis.Structure characterizations by elemental analyis
XPS spectra
X-ray diffraction and SEMimages indicate that because the ether bond is easy to break
it is difficult to form largearea planar network. This hampers the formation of the graphite-like structure in thepolypyrrolones containing ether bond even after being pyrolyzed at 1200℃.
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