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  1. No Access

    Article

    Characterization of polysulfone hollow-fiber ultrafiltration membrane and its cleaning efficiency by streaming potential and flux method

    Polysulfone (PS) hollow-fiber ultrafiltration membrane was characterized combined with flux and streaming potential in single electrolyte solutions. The effects of trans-membrane pressure, electrolyte concentr...

    Yun-ren Qiu 邱运仁, Chang Miao 缪 畅… in Journal of Central South University of Tec… (2009)

  2. No Access

    Article

    Rheological properties of polyvinyl butyral/Pluronic F127/PEG200 blend systems

    The influence of temperature and mass fraction of Pluonic F127 on the rheological properties of polyvinyl butyric (PVB)/Pluronic F127/polyethylene glycol (PEG) 200 blend systems was investigated by a rotationa...

    Wei Ouyang 欧阳伟, Yun-ren Qiu 邱运仁 in Journal of Central South University of Technology (2011)

  3. No Access

    Article

    Electrokinetic phenomena of poly(vinyl butyral) hollow fiber membranes in different electrolyte solutions

    The streaming potential of poly(vinyl butyral) (PVB) hollow fiber membrane was studied in different electrolyte solutions (including NaCl, KCl, CaCl2 and MgCl2), the effects of ionic strength, ion valence and pH ...

    **g Qi 漆静, Yong-qian Wang 王永前, Yun-ren Qiu 邱运仁 in Journal of Central South University (2013)

  4. No Access

    Article

    Removal of organic solvent from cathodic electrophoretic emulsion paint by vacuum steam strip**

    The production of environmental friendly emulsion paint is of great significance. Vacuum steam strip** of methyl isobutyl ketone (MIBK) and methyl ethyl ketone (MEK) from cathodic electrophoretic emulsion wa...

    Yun-ren Qiu 邱运仁, **ao Li 黎晓, Ding-yu Wu 吴定宇 in Journal of Central South University (2013)

  5. No Access

    Article

    Synergistic action of non-solvent induced phase separation in preparation of poly(vinyl butyral) hollow fiber membrane via thermally induced phase separation

    A systematic study of air gap distance effects on the structure and properties of poly(vinyl butyral) hollow fiber membrane via thermally induced phase separation (TIPS) has been carried out. The results show ...

    Yun-ren Qiu 邱运仁, **g Qi 漆静, Yu-qing Wei 韦玉清 in Journal of Central South University (2014)

  6. No Access

    Article

    Effects of coagulation bath temperature on structure and performance of poly (vinyl butyral) hollow fiber membranes via thermally induced phase separation

    Poly (vinyl butyral) (PVB) hollow fiber membranes were fabricated via thermally induced phase separation (TIPS). The effects of coagulation bath temperature (CBT) on the structure and performance of membranes ...

    Ming Zhang 张明, Yun-ren Qiu 邱运仁 in Journal of Central South University (2014)

  7. No Access

    Article

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

    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...

    **g-yuan Xu 徐静远, Shu-yun Tang 汤淑云, Yun-ren Qiu 邱运仁 in Journal of Central South University (2019)

  8. No Access

    Article

    Recovery of Hg(II) from aqueous solution by complexation-ultrafiltration using rotating disk membrane and shear stability of PMA-Hg complex

    Copolymer of acrylic acid and maleic acid (PMA) was used to remove Hg2+ from aqueous solution by complexation-ultrafiltration (C-UF) through rotating disk membrane (RDM). The effects of P/M (mass ratio of PMA to ...

    Han Zhou 周**, Yun-ren Qiu 邱运仁, Yu-xin Chen 陈雨欣 in Journal of Central South University (2020)

  9. No Access

    Article

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

    Preparation of high purity platinum nitrate using spent Pt-Rh catalyst from the production of nitric acid was studied, including separation of rhodium from aqua regia leaching solution, precipitation with ammo...

    Kai-ming Liu 刘铠明, Yun-ren Qiu 邱运仁, Yan Li **琰 in Journal of Central South University (2023)