1) Nesting Apron
集聚胶圈
2) trap of oil and gas gathering
聚集期圈闭
3) Agglomeration Economic Circle
集聚经济圈
1.
Agglomeration Economic Circle is an important carrier of national core competitiveness to international economic competition.
集聚经济圈是国家参与国际竞争的重要空间载体;发展集聚经济圈,促进产业集聚是国家提升国际竞争力的有效形式。
4) micelle aggregation number
胶团聚集数
1.
Critical micelle concentration(CMC),micelle aggregation numbers(N) at different surfactant concentrations(c) and micellar micropolarity of three sodium alkyl-benzyl homogeneous polyoxyethlenated propane sulfonates(ABEPS) were determined by steady-state fluorescence probe method in which pyrene was used as fluorescence probe and benzophenone was used as quencher.
以芘为荧光探针、二苯甲酮为猝灭剂,用稳态荧光探针法测定了合成的3种高纯的烷基苄基聚氧乙烯醚丙烷磺酸钠的临界胶束浓度、不同表面活性剂浓度下的胶团聚集数和胶团微极性。
2.
The dissertation studied the surface chemical properties, synergism, micelle aggregation number, viscosity of esterquaternary Gemini surfactants II-m-s, the structure such Gemini surfactants were COOCH_2CH_2N(CH_3)_2-(CH_2)s–N(CH_3)_2CH_2CH_2OOCCm-~1H_(2m+1)]~(2+), 2Br~-, m=10, 12, 14, 16, s=3, 4, 6).
本论文对酯基Gemini季铵盐表面活性剂,化学结构为:Ⅱ-m-s ([Cm-1H2m+1 COOCH_2CH_2N(CH_3)_2-(CH_2)s–N(CH_3)_2CH_2CH_2OOCCm-~1H_(2m+1)]~(2+), 2Br~- , m=10,12,14,16,s=3,4,6)分别从表化性质、复配、胶团聚集数及流变性等方面展开了较为系统的研究。
5) micelle aggregation number
胶束聚集数
1.
The correlations between the micelle aggregation number(Nm),the viscosity(η),and equili-brium concentration of SDS monomer(cUF) in the solution were studied by means of surface tension determination,steady-state fluorescence quenching,ultra-filtration,and viscosity analysis.
实验条件下,不同浓度的十二烷基硫酸钠(SDS)浓溶液与/不与氯化钠共存时,对应于不同SDS浓度区域和相应的不同胶束形状时,胶束聚集数Nm、溶液本体的平衡单体浓度cUF及粘度η三者间有明显的相关性。
补充资料:纺纱用牵伸胶圈
分子式:
CAS号:
性质:系用于纺纱机起牵伸作用的橡胶配件,又称牵伸皮圈。圆筒形,由内、外胶层和增强层三部分组成,增强层一般由螺旋形棉线和尼龙线组成。分上下胶圈,一般成对使用。按用途分棉纺胶圈、毛纺胶圈和化纤纺纱胶圈。根据所接触的金属及纤维,其胶层应有一定的摩擦系数、弹性和硬度,并具有耐磨、耐屈挠、耐老化、耐油性能以及适当的强度。一般用丁腈橡胶及其并用胶料制造。经混炼、滤胶、挤出、成型、硫化而制成。成型用芯棒法、硫化用硫化罐硫化。产品广泛用于棉纺、麻纺、无纺、化纤纺及精纺等纺纱机。
CAS号:
性质:系用于纺纱机起牵伸作用的橡胶配件,又称牵伸皮圈。圆筒形,由内、外胶层和增强层三部分组成,增强层一般由螺旋形棉线和尼龙线组成。分上下胶圈,一般成对使用。按用途分棉纺胶圈、毛纺胶圈和化纤纺纱胶圈。根据所接触的金属及纤维,其胶层应有一定的摩擦系数、弹性和硬度,并具有耐磨、耐屈挠、耐老化、耐油性能以及适当的强度。一般用丁腈橡胶及其并用胶料制造。经混炼、滤胶、挤出、成型、硫化而制成。成型用芯棒法、硫化用硫化罐硫化。产品广泛用于棉纺、麻纺、无纺、化纤纺及精纺等纺纱机。
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