Three polyethylene glycols R(CH2CH2O)(m)CH2CH2R (I, m = 1, 2 or 3, R = OH) were brominated with PBr3 in MeCN at b. for 24 h to resp. bromides I (R = Br), etherified with p-HOC6H4C12H25 in presence of Bu4N+Br and NaOH to resp. diethers I (R = p-C12H25C6H4O) and sulfonated with ClSO3H/NaOH to resp. disulfonates I (R = p-C12H25-m-SO3NaC6H3O) studied for physicochem. properties and surface activity in aq. solns. The gemini surfactants produced showed lower crit. micelle concns. than the com. C12H25C6H4SO3Na surfactant.
机构:
Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Chinese Acad Sci, Grad Sch, Beijing 100039, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Liu, Xue-Peng
Feng, Jie
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Chinese Acad Sci, Grad Sch, Beijing 100039, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Feng, Jie
Zhang, Lu
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Zhang, Lu
Gong, Qing-Tao
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Gong, Qing-Tao
Zhao, Sui
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Zhao, Sui
Yu, Jia-Yong
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
机构:
Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Chinese Acad Sci, Grad Sch, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Liu, Xue-Peng
Feng, Jie
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Chinese Acad Sci, Grad Sch, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Feng, Jie
Zhang, Lu
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Zhang, Lu
Gong, Qing-Tao
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Gong, Qing-Tao
Zhao, Sui
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Zhao, Sui
Yu, Jia-Yong
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
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China Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China
PetroChina Res Inst Petr Explorat & Dev, State Key Lab Enhanced Oil Recovery, Beijing, Peoples R ChinaChina Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China
Yang, Sheng-Jian
Liu, Hai-Long
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Daqing Oilfield Sanun Ind Co, Daqing, Peoples R ChinaChina Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China
Liu, Hai-Long
Feng, Jie
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChina Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China
Feng, Jie
Ma, Hao-Hong
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China Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R ChinaChina Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China
Ma, Hao-Hong
Zhu, Yan
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Wuhan Univ Technol, Sch Chem Chem Engn & Life Sci, Wuhan, Hubei, Peoples R ChinaChina Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China
Zhu, Yan
Zhang, Lei
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R ChinaChina Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China
Zhang, Lei
Zhang, Lu
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Chinese Acad Sci, Tech Inst Phys & Chem, Beijing 100190, Peoples R China
Wuhan Univ Technol, Sch Chem Chem Engn & Life Sci, Wuhan, Hubei, Peoples R ChinaChina Univ Geosci Beijing, Sch Energy Resources, Beijing, Peoples R China