... diphenyl diketone 联苯甲酰 ; 二苯二甲酮 ; 二苯乙二酮 ; 二苯甲酰 ethyl diketone 乙酰丙酰 Dimethyl diketone 丁二酮 ...
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碳酸二苯酯 diphenyl carbonate 二苯二甲酮;二苯乙二酮;二苯甲酰 diphenyl diketone; benzil 二苯基二苯氧基硅烷 diphenyl diphenoxysilicane ..
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二氟二苯甲酮 DFBP ; Difluorobenzophenone
二羟基二苯甲酮 dihydroxy benaophenonel ; DHBP ; dihydroxybenzophenone
四乙基二胺二苯甲硫酮 TEDAT
对二甲氨基二苯甲酮 benzophenone
二甲氧基二苯甲酮 dimethoxybenzophenone
二甲基二苯甲酮 dimethylbenzophenone
二氟二苯甲酮单体 SDCDPS
4-二甲氧基二苯甲酮 dimethoxybenzophenone
二苯氧基二苯甲酮 DPOBPN
本文以聚矾和磺化聚砜共混物为膜材料,二甲基乙酰胺为溶剂,聚乙烯吡咯啉酮和邻苯二甲酸二甲酯为添加剂配制纺丝液,纺制外压中空纤维超滤膜。
This paper reported the preparation of hollow fiber UF membrane, using PS and SPS as membrane spinning materials, DMA as solvent, PVPand dimethyl phthalate as additives.
结果分离鉴定了2个二苯酮化合物,其结构分别为2 甲氧基- 3, 4 -亚甲二氧基-二苯酮(I), 4 羟基-2, 6 -二甲氧基-二苯酮(II)。
Results A new benzophenone was isolated and identified as 2-methoxy-3,4-methylenedioxy-benzophenone (I), along with a known compound 4-hydroxy-2,6-dimethoxy-benzophenone (II).
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