A zinc Schiff base complex as high‐efficiency stabilizer for flexible poly(vinyl chloride) against thermal degradation

Author(s):  
Zhimin Fu ◽  
Zhanhong Yang ◽  
Yao Rong ◽  
Lie Deng ◽  
Jian Wu
2020 ◽  
Vol 40 (10) ◽  
pp. 842-847
Author(s):  
Shankar Suman ◽  
Ram Singh

AbstractA new poly (vinyl chloride) (PVC) membrane electrode using 2-benzoylpyridine semicarbazone as membrane carrier with dioctylphthalate as plasticizer and sodium tetraphenylborate (NaTBP) as anion excluder has been fabricated and investigated as Zn(II)-selective electrode. Best potential response is observed for the composition PVC 30%, plasticizer 58%, NaTBP 8% and ionophore 4% (w/w). The sensor showed a linear stable response over a concentration range of 1.0 × 10−2–4.56 × 10−6 M with a detection limit of 2.28 × 10−6 M and a response time <10 s. The electrode can be used for at least six months without any divergence in potential.


Author(s):  
Niladri Biswas ◽  
Sandeepta Saha ◽  
Barun Kumar Biswas ◽  
Manas Chowdhury ◽  
Ashikur Rahaman ◽  
...  

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