EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S
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EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S
EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S
高分子科学(英文版)2007年第3期 页码:253-261
Affiliations:
1. Department of Polymer Science and Engineering Zhejiang University
2. Hangzhou 310027
3. China
Author bio:
Funds:
This work was financially supported by the National Natural Science Foundation of China (No. 20274038)();partially by the Scientific Research Foundation for the Returned Overseas Chinese Scholars, State Education Ministry.()
DOI:
中图分类号:O621.25
纸质出版:2007
Accepted:
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[1]蒋宏亮.EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S[J].Chinese Journal of Polymer Science,2007(03):253-261.
EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S[J]. 2007, (3): 253-261.
[1]蒋宏亮.EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S[J].Chinese Journal of Polymer Science,2007(03):253-261.DOI:
EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S[J]. 2007, (3): 253-261.DOI:
EFFECT OF SUBSTITUTION POSITION OF HYDROXY GROUP AT BENZOIC ACID ON THE LUMINESCENT AND DEGRADATION PROPERTIES OF POLY[DI(CARBOXYPHENYL) SUCCINATE-co-SEBACIC ANHYDRIDE]S
di(m-carboxyphenyl) succinate (m-dCPS) and di(o-carboxyphenyl) succinate (o-dCPS)
were synthesized by reaction of m-
o-hydroxy benzoic acid with succinic chloride
respectively. Their corresponding copolymers with sebacic acid (SA)
P(m-dCPS:SA) and P(o-dCPS:SA)
were prepared by melt copolycondensation and characterized by NMR
UV and DSC methods. Compared with inherently fluorescent poly[di(p-carboxyphenyl) succinate-co-sebacic anhydride] (P(p-dCPS:SA))
P(m-dCPS:SA) and P(o-dCPS:SA) displayed different luminescent properties. P(m-dCPS:SA) could emit fluorescence under the excitation of both visible and UV light
while P(o-dCPS:SA) could only emit fluorescence when excited with UV light. Degradation rate of the two new copolyanhydrides increased with the increase of SA fraction in the copolymers. In addition
P(o-dCPS:SA) degraded more rapidly than P(m-dCPS:SA) with the same composition. Typical surface-degradation characteristics of these copolyanhydrides were observed.
Abstract
In this work
two new diacids
di(m-carboxyphenyl) succinate (m-dCPS) and di(o-carboxyphenyl) succinate (o-dCPS)
were synthesized by reaction of m-
o-hydroxy benzoic acid with succinic chloride
respectively. Their corresponding copolymers with sebacic acid (SA)
P(m-dCPS:SA) and P(o-dCPS:SA)
were prepared by melt copolycondensation and characterized by NMR
UV and DSC methods. Compared with inherently fluorescent poly[di(p-carboxyphenyl) succinate-co-sebacic anhydride] (P(p-dCPS:SA))
P(m-dCPS:SA) and P(o-dCPS:SA) displayed different luminescent properties. P(m-dCPS:SA) could emit fluorescence under the excitation of both visible and UV light
while P(o-dCPS:SA) could only emit fluorescence when excited with UV light. Degradation rate of the two new copolyanhydrides increased with the increase of SA fraction in the copolymers. In addition
P(o-dCPS:SA) degraded more rapidly than P(m-dCPS:SA) with the same composition. Typical surface-degradation characteristics of these copolyanhydrides were observed.
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