Chloromethyl-zirconium oligo-polystyrenyl-phosphonatephosphate was used as the support of salen Mn(Ⅲ) which was synthesized by statistical method.The chloromethyl group of the support reacted with the free hydroxy of...Chloromethyl-zirconium oligo-polystyrenyl-phosphonatephosphate was used as the support of salen Mn(Ⅲ) which was synthesized by statistical method.The chloromethyl group of the support reacted with the free hydroxy of salen,and then with Mn(OAc)2·4H2O,so a new type of salen Mn(Ⅲ) catalyst supported on zirconium oligo-polystyrenyl-phosphonate-phosphate was synthesized.The catalyst was characterized by IR,SEM,element analysis and BET surface area.展开更多
:The crystalline layered and amorphous samples of Zr(HPO4)[O3PCH2N(CH2CO2H)2]· nH2O(n=1,2)(c-or a-ZPPMIDA) and Zr(HPO4)[O3PCH2N(CH2CH2)2O]· nH2O)(n=1,2) (c- or a-ZPMMPA) were prepared with zirconium oxychlo...:The crystalline layered and amorphous samples of Zr(HPO4)[O3PCH2N(CH2CO2H)2]· nH2O(n=1,2)(c-or a-ZPPMIDA) and Zr(HPO4)[O3PCH2N(CH2CH2)2O]· nH2O)(n=1,2) (c- or a-ZPMMPA) were prepared with zirconium oxychloride, sodium dihydrogen phosphate and H2O3PCH2N(CH2CH2)2O(MMPA) or H2O3PCH2N(CH2CO2H)2(PMIDA) in the presence or absence of hydrofluoric acid for the first time.The samples were comparatively characterized by XRD,IR, TG-DTA and elemental analysis. The interlayer spacings of c-ZPPMIDA and c-ZPMMPA were also measured and calculated. XRD results showed that interlayer spacings of c- ZPMMPA and c-ZPPMIDA were 16.055? and 15.384? respectively. The similar structure Zr[(O3PCH2)2NCH2 CO2H]· H2O(ZGDMP) were used to analytically compare with c-ZPMMPA and c-ZPPMIDA. The influences of distribution and rigidity of organic groups on the interlayer spacing were discussed.展开更多
文摘Chloromethyl-zirconium oligo-polystyrenyl-phosphonatephosphate was used as the support of salen Mn(Ⅲ) which was synthesized by statistical method.The chloromethyl group of the support reacted with the free hydroxy of salen,and then with Mn(OAc)2·4H2O,so a new type of salen Mn(Ⅲ) catalyst supported on zirconium oligo-polystyrenyl-phosphonate-phosphate was synthesized.The catalyst was characterized by IR,SEM,element analysis and BET surface area.
文摘:The crystalline layered and amorphous samples of Zr(HPO4)[O3PCH2N(CH2CO2H)2]· nH2O(n=1,2)(c-or a-ZPPMIDA) and Zr(HPO4)[O3PCH2N(CH2CH2)2O]· nH2O)(n=1,2) (c- or a-ZPMMPA) were prepared with zirconium oxychloride, sodium dihydrogen phosphate and H2O3PCH2N(CH2CH2)2O(MMPA) or H2O3PCH2N(CH2CO2H)2(PMIDA) in the presence or absence of hydrofluoric acid for the first time.The samples were comparatively characterized by XRD,IR, TG-DTA and elemental analysis. The interlayer spacings of c-ZPPMIDA and c-ZPMMPA were also measured and calculated. XRD results showed that interlayer spacings of c- ZPMMPA and c-ZPPMIDA were 16.055? and 15.384? respectively. The similar structure Zr[(O3PCH2)2NCH2 CO2H]· H2O(ZGDMP) were used to analytically compare with c-ZPMMPA and c-ZPPMIDA. The influences of distribution and rigidity of organic groups on the interlayer spacing were discussed.