نتایج جستجو برای: کوپلیمر sebs g ma

تعداد نتایج: 485059  

2013
Mark D. Borysiak Kevin S. Bielawski Nathan J. Sniadecki Colin F. Jenkel Bryan D. Vogt Jonathan D. Posner

In this work, we introduce a simple solvent-assisted micromolding technique for the fabrication of highfidelity styrene-ethylene/butylene-styrene (SEBS) microfluidic devices with high polystyrene (PS) content (42 wt% PS, SEBS42). SEBS triblock copolymers are styrenic thermoplastic elastomers that exhibit both glassy thermoplastic and elastomeric properties resulting from their respective hard P...

Journal: :The journal of physical chemistry. B 2014
Franciélli Müller Carlos A Ferreira Denise S Azambuja Carlos Alemán Elaine Armelin

The role of the incorporation of conducting polymer (CP), doped with different sulfonic acid organic molecules, in polystyrene (PS) and high-impact polystyrene (HIPS) with poly(styrene-ethylene-butylene) (SEBS) triblock copolymer has been investigated. Two factors associated with this model membrane system are addressed: (i) the influence of the presence of a low concentration of doped conducti...

Journal: :Lab on a chip 2013
Mark D Borysiak Kevin S Bielawski Nathan J Sniadecki Colin F Jenkel Bryan D Vogt Jonathan D Posner

In this work, we introduce a simple solvent-assisted micromolding technique for the fabrication of high-fidelity styrene-ethylene/butylene-styrene (SEBS) microfluidic devices with high polystyrene (PS) content (42 wt% PS, SEBS42). SEBS triblock copolymers are styrenic thermoplastic elastomers that exhibit both glassy thermoplastic and elastomeric properties resulting from their respective hard ...

2017
Xueqiang Gao Hongmei Yu Jia Jia Jinkai Hao Feng Xie Jun Chi Bowen Qin Li Fu Wei Song Zhigang Shao

The anion exchange ionomer incorporated into the electrodes of an anion exchange membrane fuel cell (AEMFC) enhances anion transport in the catalyst layer of the electrode, and thus improves performance and durability of the AEMFC. In this work, a novel ionomer based on a triblock copolymer with high conductivity and good durability is synthesized successfully. The spectroscopy (such as H-NMR, ...

Journal: :Cancer 2001
M Follen D Schottenfeld

BACKGROUND Surrogate endpoint biomarkers (SEBs) are used as intermediate indicators of a reduction in cancer incidence in chemoprevention studies. SEBs should be expressed differentially in normal and high risk tissue; appear at a well defined stage of carcinogenesis; be studied with reasonable sensitivity, specificity, and accuracy; and be modulated in chemoprevention trials. The concept of SE...

2009
E. Hajizadeh H. Garmabi

Toughening of polyamide 6 (PA6)/ Nanoclay (NC) nanocomposites with styrene-ethylene/butadiene-styrene copolymer (SEBS) using maleated styrene-ethylene/butadiene-styrene copolymer (mSEBS)/ as a compatibilizer were investigated by blending them in a co-rotating twin-screw extruder. Response surface method of experimental design was used for optimizing the material and processing parameters. Effec...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زابل - دانشکده کشاورزی 1392

بدیهی است که در هر گونه برنامه ریزی برای مدیریت کمی و کیفی منابع آب، برآورد بیلان آب و مقادیر مربوط به مولفه های ورودی و خروجی آن نقش مهمی خواهد داشت. مطالعات متعددی در زمینه محاسبه یکی از این مولفه ها یعنی تبخیر در سطح جهان صورت گرفته و مدل های زیادی ارئه و توسعه یافته است. روش های هو اشناسی مبتنی بر اندازه گیری نقطه ای، نمی تواند تخمین خوبی از تبخیر در سطح بزرگ داشته باشند و نیز روش بیلان آب ...

2017
Lisa Munger Sean Wiggins Sue Moore John Hildebrand LISA M. MUNGER SEAN M. WIGGINS JOHN A. HILDEBRAND

We assessed North Pacific right whale (Eubalaena japonica) seasonal and daily calling patterns in the southeastern Bering Sea (SEBS) using long-term hydrophone recordings from October 2000 through January 2006. We detected right whale calls on the SEBS middle shelf (<100 m depth) as early as May, intermittently throughout summer and fall, and as late as December. Calls also were detected on one...

Journal: :Remote Sensing 2013
Xiaomei Jin Renhong Guo Wei Xia

Evapotranspiration is a major loss flux of the water balance in arid and semi-arid areas. The estimation of actual evapotranspiration has significance for hydrological and environmental purposes. The Surface Energy Balance System (SEBS) algorithm was applied to estimate actual evapotranspiration in the Qaidam Basin and its eight hydrological sub-regions, Northwest China. There were 3,036 cloud-...

Journal: :Journal of pharmacy & pharmaceutical sciences : a publication of the Canadian Society for Pharmaceutical Sciences, Societe canadienne des sciences pharmaceutiques 2015
Laszlo Endrenyi Fakhreddin Jamali Raimar Loebenberg

The Canadian Society for Pharmaceutical Sciences organized a workshop on the current state of sciences of subsequent entry biologics (SEBs, biosimilars) on December 10th 2014 in the Health Canada location in Ottawa, ON. The day-long workshop provided an opportunity to discuss recent regulatory developments and a wide range of scientific issues related to SEBs. Following a discussion on the diff...

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