1) C 9
C9
1.
Producting phenylethene-indene resin by use of petroleum craked by-product C 9 through cutting out fraction,decolor,polymerization,distillation.
本文着重介绍用石油裂解副产物C9采用截取馏份、脱色、聚合、蒸馏等方法 ,选用高效催化剂生产苯乙烯 -茚树脂。
2.
A novel C 9-acrylic amphiphilic copolymer has been synthesized by radical polymerization.
利用自由基共聚合成了 P( C9-丙烯酸 )两亲聚合物 ,对其性质进行初步研究 ,发现其 CMC值比小分子表面活性剂小得多 ;其水溶液对油有很大的包容能力 ;将其用于乳液聚合作唯一的乳化剂可制备异型颗粒 ,其粒经约为 50 0 nm的均分散乳液。
2) light C9
轻C9
3) C_6/C_9
C6/C9
4) C9 fraction
C9馏分
1.
Aromatic solvent naphtha was obtained by two-stage synthesis from C9 fractions from ethylene cracking with boiling range of 100～200 ℃ in the presence of Lewis acid as catalyst.
以沸程在100～200℃乙烯副产C9馏分为原料,进行了以Lewis酸为催化剂的两段聚合法制备芳烃溶剂油工艺的研究。
2.
This article has described the technology to prepare aromatie solvent naphtha by use of the C9 fraction(100～200 ℃ boiling range) as raw material,few is acid as catalyst,through a cationic polymerization.
乙烯裂解的C9芳烃馏分(简称C9馏分),因富含有大量不饱和组分,是很好的聚合原料。
3.
Using maleic anhydride and C9 fraction from ethylene cracking(140~200℃)as raw materials , the carboxylic group containing petroleum resin used for paper-making were prepared by thermal polymerization .
讨论了以顺丁烯二酸酐和石油裂解副产C9馏分为原料,采用热聚合法合成造纸用含羧基石油树脂过程中原料配比、聚合温度、聚合时间、C9馏分的不同组成对产率及产品性能的影响。
5) C_9 arene
C9芳烃
1.
The alkylation of liquid phase was analyzed to reduce the cost, which produced high-purity 1,3,5-trimethyl benzene from C_9 arene and isobutene.
为降低均三甲苯生产成本,以石油工业中C9芳烃精馏后的富均三甲苯馏分为原料,异丁烯为烷基化剂,采用液相烷基化法制备高纯度均三甲苯。
6) C 9 fraction
C9馏分
1.
The components in C 9 fraction of the pyrolysis gasoline were separated and identified by gas chromatography-mass spectrometry (GC-MS) and gas chromatography-infrared spectroscopy (GC-IR).
采用气相色谱 质谱和气相色谱 红外联用技术对热裂解汽油C9馏分中的组分进行分离和定性分析。
2.
Using dicyclopentadiene(DCPD) extracted from the by-product C 5 fraction of ethylene cracking, and C 9 fraction and C 5 fraction(de-cyclic fraction) as raw materials, the petroleum resin exhibiting the properties of both C 5 petroleum resin and C 9 petroleum resin can be produced through thermal polymerization.
以乙烯裂解副产物C5馏分经过分离装置处理得到的活性组分双环戊二烯 (DCPD)为原料、与脱环C5馏分和C9馏分混合 ,通过热聚合的方法生产出兼有C5石油树脂性质和C9石油树脂性质的优良树脂。
补充资料：alumina ceramics,95
分子式： Al2O3
CAS号：
性质：含量为95％(质量)的氧化铝陶瓷，主晶相为α-Al2O3，烧结温度在1650℃±20℃左右。主要性能：相对介电常数8.5～9.6，介电强度为15～18MV/m，体积电阻率1010～1012Ω·m，抗弯强度为280～350MPa，密度约3.5g/cm3。作为装置用陶瓷应用十分广泛。
CAS号：
性质：含量为95％(质量)的氧化铝陶瓷，主晶相为α-Al2O3，烧结温度在1650℃±20℃左右。主要性能：相对介电常数8.5～9.6，介电强度为15～18MV/m，体积电阻率1010～1012Ω·m，抗弯强度为280～350MPa，密度约3.5g/cm3。作为装置用陶瓷应用十分广泛。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条