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Metal cation removal by P(VC-r-AA) copolymer ultrafiltration membranes

Nachuan Wang, Jun Wang, Peng Zhang, Wenbin Wang, Chuangchao Sun, Ling Xiao, Chen Chen, Bin Zhao, Qingran Kong, Baoku Zhu

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 2,   Pages 262-272 doi: 10.1007/s11705-017-1682-7

Abstract: A series of amphiphilic copolymers containing poly(vinyl chloride-r-acrylic acid) (P(VC-r-AA) ) was synthesizedThe copolymer P(VC-r-AA) chains did not dissolved in a coagulation bath, indicating that the AA segments

Keywords： poly(vinyl chloride-r-acrylic acid)     negatively charged PVC membrane     anti-fouling     heavy metal adsorption    

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Preparation and swelling properties of a starch-g-poly(acrylic acid)/organo-mordenite hydrogel composite

Yan Zhang,Pingqiang Gao,Lin Zhao,Yizhong Chen

Frontiers of Chemical Science and Engineering 2016, Volume 10, Issue 1,   Pages 147-161 doi: 10.1007/s11705-015-1546-y

Abstract: A novel hydrogel composite was prepared via inverse suspension polymerization using starch, acrylic aciddiffraction spectroscopy, scanning electron microscopy, and energy dispersive spectroscopy confirmed that the acrylicacid was grafted onto the backbone of the corn starch, that the organo-mordenite participated in the

Keywords： hydrogel composite     environmental-responsiveness     organo-mordenite     starch     acrylic acid    

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Synergistic scale inhibition of polyaspartic acid composite with magnetic field

LIU Zhenfa, WANG Yanji, GAO Yuhua, ZHANG Lihui

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 3,   Pages 261-265 doi: 10.1007/s11705-007-0047-z

Abstract: Polyaspartic acid (PASP) composite, a scale inhibitor, was prepared from PASP, itaconic acid–acrylicacid–acrylic ester (IA-AA-AE) terpolymer and 2-phosphonobutane- 1,2,4-tricarboxylic acid (PBTCA).

Keywords： synergism     magnetic     PBTCA     dynamic     acid–acrylic acid–acrylic    

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Nanosilver anchored alginate/poly(acrylic acid/acrylamide) double-network hydrogel composites for efficient

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 7,   Pages 893-905 doi: 10.1007/s11705-022-2290-8

Abstract: A novel alginate/poly(acrylic acid/acrylamide) double-network hydrogel composite with silver nanoparticles

Keywords： double-network hydrogel     dye degradation     silver nanoparticles     alginate    

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Decomposition of perfluorooctanoic acid by microwave-activated persulfate: Effects of temperature, pH, and chloride ions

Yuchi LEE, Shanglien LO, Jeff KUO, Chinghong HSIEH

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 1,   Pages 17-25 doi: 10.1007/s11783-011-0371-x

Abstract: Microwave-hydrothermal treatment of persistent and bioaccumulative perfluorooctanoic acid (PFOA) in waterThe objectives of this study were to investigate the effects of pH (pH= 2.5, 6.6, 8.8, and 10.5), chlorideBoth high pH and chloride concentrations would result in more scavenging of sulfate free radicals andWhen chloride concentrations were less than 0.04 mol·L at 90°C and 0.06 mol·L at 60°C, presence ofchloride ions had insignificant impacts on PFOA degradation.

Keywords： microwave     perfluorooctanoic acid     pH     persulfate     chloride ions     perfluorocarboxylic acids    

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Deposition of copper nanoparticles on multiwalled carbon nanotubes modified with poly (acrylic acid)

Li SHENG,Shuhang HUANG,Minghao SUI,Lingdian ZHANG,Lei SHE,Yong CHEN

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 4,   Pages 625-633 doi: 10.1007/s11783-014-0711-8

Abstract: hybrid material, Cu-PAA/MWCNTs (copper nanoparticles deposited multiwalled carbon nanotubes with poly (acrylicacid) as dispersant, was prepared and expected to obtain a more effective and well-dispersed disinfection

Keywords： multiwalled carbon nanotubes     copper nanoparticles     antimicrobial activity     Escherichia coli (E. coil)    

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Carcinogens that induce the A:T>T:A nucleotide substitutions in the genome

Guangbiao Zhou, Xinchun Zhao

Frontiers of Medicine 2018, Volume 12, Issue 2,   Pages 236-238 doi: 10.1007/s11684-017-0611-y

Abstract: Recently, Ng . reported that the A:T>T:A substitutions, proposed to be a signature of aristolochic acidHowever, other carcinogens, e.g., tobacco carcinogens 4-aminobiphenyl and 1,3-butadiene, air toxic vinyl chlorideSince tobacco smoke is a worldwide public health threat and vinyl chloride distributes globally and is

Keywords： genomic signature     carcinogen     aristolochic acid     tobacco smoke     vinyl chloride     hepatocellular carcinoma    

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Selective removal of iron(III) from highly salted chloride acidic solutions by solvent extraction using

Guoping Hu, Yue Wu, Desheng Chen, Yong Wang, Tao Qi, Lina Wang

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 3,   Pages 528-537 doi: 10.1007/s11705-020-1955-4

Abstract: Di(2-ethylhexyl)phosphate acid (D2EHPA) showed high extraction rate and selectivity of Fe over other

Keywords： solvent extraction     iron     di(2-ethylhexyl)phosphate acid     separation    

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Insight of chemical environmental risk and its management from the vinyl chloride accident

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 4, doi: 10.1007/s11783-023-1652-x

Abstract: The combustion of vinyl chloride (VC) after the train derailment accident in Ohio, USA in February, 2023

Keywords： Vinyl chloride     Combustion     Chemical safety management     Environmental risk     Emerging contaminants    

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Evaluating effect of chloride attack and concrete cover on the probability of corrosion

Sanjeev Kumar VERMA, Sudhir Singh BHADAURIA, Saleem AKHTAR

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 4,   Pages 379-390 doi: 10.1007/s11709-013-0223-9

Abstract: recently performed chlorination studies, and from results of a field survey evaluates the effect of chloridecontent on the probability of corrosion and the influence of concrete compressive strength on the chloridecontent and penetration, also evaluates the effect of concrete cover over the chloride content of the

Keywords： concrete     chloride     reinforcement     corrosion     deterioration     cover    

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Progress on cleaner production of vinyl chloride monomers over non-mercury catalysts

Jinli ZHANG, Nan LIU, Wei LI, Bin DAI

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 4,   Pages 514-520 doi: 10.1007/s11705-011-1114-z

Abstract: Polyvinyl chloride (PVC) has become the third most used plastic after polyethylene and polypropylenePolyvinyl chloride is produced by polymerization of the vinyl chloride monomer (VCM), which is manufacturedHowever, the industrial production of VCM utilizes a mercuric chloride catalyst to promote the reactionof acetylene and hydrogen chloride.During the hydrochlorination, the highly toxic mercuric chloride tends to sublime, resulting in the deactivation

Keywords： polyvinyl chloride     vinyl chloride monomer     acetylene hydrochlorination     non-mercury catalysts     green chemical    

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Chemical deactivation of V

Xiaodong WU, Wenchao YU, Zhichun SI, Duan WENG

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 3,   Pages 420-427 doi: 10.1007/s11783-013-0489-0

Abstract: The addition of ammonia chloride enlarges the pore size of the titania support, and promotes the formationnsted acid sites significantly.

Keywords： V2O5-WO3/TiO2     potassium chloride     poisoning     reducibility     acid    

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Chloride binding and time-dependent surface chloride content models for fly ash concrete

S. MUTHULINGAM,B. N. RAO

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 1,   Pages 112-120 doi: 10.1007/s11709-015-0322-x

Abstract: embedded rebars is a classical deterioration mechanism of reinforced concrete structures exposed to chlorideChloride ingress into concrete, essential for inducing rebar corrosion, is a complex interaction betweenchloride content under tidal exposure condition; and 2) chloride binding.First, inconsistencies in surface chloride content and chloride binding models reported in literatureSecondly, to avoid such inconsistencies, surface chloride content and chloride binding models for fly

Keywords： binding isotherms     chloride ingress     concrete     fly ash     surface chloride content    

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On corrosion to stainless steel by calcium chloride with different extender

Lv XU, Yuanyang HU, Liwei WANG, Ruzhu WANG,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 181-184 doi: 10.1007/s11708-009-0065-2

Abstract: A calcium chloride solution with a different extender, which is made up of either pure calcium chloride, calcium chloride with expanded graphite, or calcium chloride with activated carbon, acts differentlyThe mass ratio between calcium chloride with expanded graphite or activated carbon is almost 4∶, calcium chloride with expanded graphite, and calcium chloride with activated carbon, the strongest, the weakest oxidation creation happened in the solution of calcium chloride with activated carbon,

Keywords： stainless steel     corrosion     calcium chloride     expanded graphite     activated carbon     oxidation creation     pitting    

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Green process to recover magnesium chloride from residue solution of potassium chloride production plant

WANG Lin, HE Yunliang, WANG Yanfei, BAO Ying, WANG Jingkang

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 4,   Pages 385-389 doi: 10.1007/s11705-008-0079-z

Abstract: The green process to recover magnesium chloride from the residue solution of a potassium chloride productionThe residue solution contains magnesium chloride above 25 wt-%, potassium chloride and sodium chlorideremoval operation and the two-stage evaporation-cooling crystallization procedure to produce magnesium chlorideThe crystallized impurity carnallite obtained from the first step is recycled to the potassium chlorideThe produced magnesium chloride is up to industrial criteria.

Keywords： industrial production     chemical industrial     produced magnesium     chloride production     impurity carnallite    

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Title Author Date Type Operation

Metal cation removal by P(VC-r-AA) copolymer ultrafiltration membranes

Nachuan Wang, Jun Wang, Peng Zhang, Wenbin Wang, Chuangchao Sun, Ling Xiao, Chen Chen, Bin Zhao, Qingran Kong, Baoku Zhu

Journal Article

Preparation and swelling properties of a starch-g-poly(acrylic acid)/organo-mordenite hydrogel composite

Yan Zhang,Pingqiang Gao,Lin Zhao,Yizhong Chen

Journal Article

Synergistic scale inhibition of polyaspartic acid composite with magnetic field

LIU Zhenfa, WANG Yanji, GAO Yuhua, ZHANG Lihui

Journal Article

Nanosilver anchored alginate/poly(acrylic acid/acrylamide) double-network hydrogel composites for efficient

Journal Article

Decomposition of perfluorooctanoic acid by microwave-activated persulfate: Effects of temperature, pH, and chloride ions

Yuchi LEE, Shanglien LO, Jeff KUO, Chinghong HSIEH

Journal Article

Deposition of copper nanoparticles on multiwalled carbon nanotubes modified with poly (acrylic acid)

Li SHENG,Shuhang HUANG,Minghao SUI,Lingdian ZHANG,Lei SHE,Yong CHEN

Journal Article

Carcinogens that induce the A:T>T:A nucleotide substitutions in the genome

Guangbiao Zhou, Xinchun Zhao

Journal Article

Selective removal of iron(III) from highly salted chloride acidic solutions by solvent extraction using

Guoping Hu, Yue Wu, Desheng Chen, Yong Wang, Tao Qi, Lina Wang

Journal Article

Insight of chemical environmental risk and its management from the vinyl chloride accident

Journal Article

Evaluating effect of chloride attack and concrete cover on the probability of corrosion

Sanjeev Kumar VERMA, Sudhir Singh BHADAURIA, Saleem AKHTAR

Journal Article

Progress on cleaner production of vinyl chloride monomers over non-mercury catalysts

Jinli ZHANG, Nan LIU, Wei LI, Bin DAI

Journal Article

Chemical deactivation of V

Xiaodong WU, Wenchao YU, Zhichun SI, Duan WENG

Journal Article

Chloride binding and time-dependent surface chloride content models for fly ash concrete

S. MUTHULINGAM,B. N. RAO

Journal Article

On corrosion to stainless steel by calcium chloride with different extender

Lv XU, Yuanyang HU, Liwei WANG, Ruzhu WANG,

Journal Article

Green process to recover magnesium chloride from residue solution of potassium chloride production plant

WANG Lin, HE Yunliang, WANG Yanfei, BAO Ying, WANG Jingkang

Journal Article