Preparation of high purity platinum nitrate using spent Pt-Rh catalyst from the production of nitric acid

Autor: Kai-ming Liu, Yun-ren Qiu, Yan Li

Publikováno v: Journal of Central South University. 30:85-94

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::384464e0633fde19f0c607a091b10b51
https://doi.org/10.1007/s11771-022-5214-3

Selective separation of Cd(II), Zn(II) and Pb(II) from Pb-Zn smelter wastewater via shear induced dissociation coupling with ultrafiltration

Autor: Hui-Shang Le, Yun-Ren Qiu

Publikováno v: Korean Journal of Chemical Engineering. 37:784-791

Treatment of Pb-Zn smelter wastewater via complexation-ultrafiltration (C-UF) was studied using copolymer of acrylic acid-maleic acid (PMA) as complexant. The complexing reaction kinetics of M (Cd(II), Pb(II) and Zn(II)) with PMA were examined for th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2dc9a5fc268d2597b2a542d4d2f4040e
https://doi.org/10.1007/s11814-020-0509-2

SELECTIVE SEPARATION OF Mn(II) AND Cd(II) AS WELL AS REGENERATION OF POLYMER VIA SHEAR INDUCED DISSOCIATION COUPLING WITH ULTRAFILTRATION

Autor: Meng-Yuan Qin, Shu-Yun Tang, Yun-Ren Qiu

Publikováno v: Brazilian Journal of Chemical Engineering, Vol 36, Iss 4, Pp 1621-1630 (2020)
Brazilian Journal of Chemical Engineering v.36 n.4 2019
Brazilian Journal of Chemical Engineering
Associação Brasileira de Engenharia Química (ABEQ)
instacron:ABEQ

The selective separation of Mn(II) and Cd(II) as well as regeneration of the complexing agent were conducted by shear induced dissociation coupling with ultrafiltration (SID-UF), and the copolymer of maleic acid and acrylic acid (PMA) was used as com

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::268436810597f85ed94ba945e939d06d
https://doi.org/10.1590/0104-6632.20190364s20190008

Pretreatment of poly (acrylic acid) sodium by continuous diafiltration and time revolution of filtration potential

Autor: Jing-yuan Xu, Yun-ren Qiu, Shu-yun Tang

Publikováno v: Journal of Central South University. 26:577-586

The pretreatment for the removal of small molecules from poly(acrylic acid) sodium (PAAS) solution by continuous diafiltration was investigated using ultrafiltration membrane. The effects of PAAS concentration, pH, trans-membrane pressure and pretrea

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::59f8c521b7390d0016ca6e3e0fa78212
https://doi.org/10.1007/s11771-019-4029-3

Removal of copper(II) ions from aqueous solutions by complexation-ultrafiltration using rotating disk membrane and the shear stability of PAA-Cu complex.

Autor: Shu-Yun Tang¹, Yun-Ren Qiu¹ csu_tian@csu.edu.cn

Publikováno v: Chemical Engineering Research & Design: Transactions of the Institution of Chemical Engineers Part A. Aug2018 Part A, Vol. 136, p712-720. 9p.