UID:
almahu_9949697531802882
Format:
1 online resource
ISBN:
0-12-816597-9
Note:
Front Cover -- Melt Electrospinning -- Melt Electrospinning -- Copyright -- Contents -- About the authors -- Preface -- Acknowledgments -- 1 - Development of melt electrospinning: the past, present, and future -- 1.1 Electrospinning -- 1.2 The working principle of electrospinning -- 1.3 Types of electrospinning -- 1.4 Solution electrospinning -- 1.5 Melt electrospinning -- 1.6 The scope of this book -- References -- 2 - The device of melt electrospinning -- 2.1 Introduction -- 2.2 Conventional melt electrospinning devices -- 2.3 Laser heating melt electrospinning devices -- 2.4 Screw extrusion melting electrostatic spinning devices -- 2.5 Electromagnetic spinning devices for vibration -- 2.6 Air melt electrospinning devices -- 2.7 Coaxial melt electrospinning devices -- 2.8 Upward melt electrospinning devices -- 2.9 Centrifugal melt electrospinning devices -- 2.10 Conclusion -- References -- 3 - Formation of fibrous structure and influential factors in melt electrospinning -- 3.1 Polycaprolactone -- 3.1.1 Experiment -- 3.1.2 Results and discussion -- 3.2 Polylactic acid (PLA) -- 3.2.1 The diameter of PLLA fiber under a pulsed electric field -- 3.2.1.1 Characterization and measurement -- 3.2.1.2 Results and discussion -- 3.2.2 Thermal degradation of PLA fiber -- 3.2.2.1 Materials -- 3.2.2.2 Equipment -- 3.2.2.3 Preparation of PLA fibers -- 3.2.2.4 Characterization -- 3.2.2.5 Methods in alleviating the problematic degradation of PLA spun fibers -- 3.2.2.6 Effect of additives on degradation of PLA -- 3.2.2.7 Session conclusion -- 3.2.3 The relative molecular mass of PLA fibers -- 3.2.4 Orientation and crystallinity of the PLA fiber -- 3.2.4.1 In the electrostatic field -- 3.2.4.1.1 Materials and methods -- 3.2.4.1.2 Results and discussion -- 3.2.4.1.3 Session conclusion -- 3.2.4.2 Effects of pulsed electric field.
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3.2.4.2.1 Crystallization behavior -- 3.2.4.2.2 Crystalline structure -- 3.2.4.2.3 Molecular orientation -- 3.2.4.2.4 Session conclusion -- 3.3 Phenolic resin -- 3.3.1 Materials and equipment -- 3.3.2 Orthogonal experimental arrangements -- 3.3.2.1 Testing and characterization -- 3.3.3 Optimal spinning conditions -- 3.3.4 Fiber heat resistance and crystallinity -- 3.3.5 Session conclusion -- 3.4 Polypropylene (PP) -- 3.4.1 Equipment -- 3.4.2 Effect of collecting plate on spinning electric field -- 3.4.3 Effect of upper plate on spinning electric field -- 3.4.4 Effect of the hyperbranched polymers -- 3.4.4.1 Sample preparation -- 3.4.4.2 Result and discussion -- 3.4.4.2.1 Effect of hyperbranched polyester content on melt electrospinning fiber -- 3.4.5 Effect of polar additive on PP -- 3.4.5.1 Material -- 3.4.5.2 Effect of polar additive on electrospinning current -- 3.4.5.3 Effect of polar additives on fiber diameter -- 3.5 Conclusion -- References -- Further reading -- 4 - Melt electrospinning in a parallel electric field -- 4.1 Introduction -- 4.2 Method and experiments -- 4.2.1 Experimental material -- 4.2.2 Parallel electrospinning equipment -- 4.2.3 Finite element modeling -- 4.2.4 Theoretical analysis -- 4.3 Results and discussion -- 4.3.1 Experimental electrospinning in a parallel electric field -- 4.3.2 Finite element simulation of the electrospinning process in a parallel electric field -- 4.3.2.1 Changes in the parallel electric field with the diameter of the upper disk -- 4.3.2.2 Changes in the parallel electric field with the distance between two parallel disks -- 4.3.2.3 Changes in the electric field with the diameters of the two parallel disks -- 4.4 Conclusion -- References -- 5 - Dissipative particle dynamics simulation on melt electrospinning -- 5.1 Introduction -- 5.1.1 The models and parameters.
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5.2 Differential scanning calorimetry simulation under different electric fields -- 5.2.1 Electrostatic field -- 5.2.1.1 Simulation of dropping trace in melt electrospinning -- 5.2.1.2 The relationship between electrostatic force and dropping velocity of the fiber -- 5.2.1.3 Variations in temperature lead to changes in the fiber structure -- 5.2.1.4 Chain length during the dropping period -- 5.2.2 Pulsed electric field -- 5.2.2.1 Molecular stretching under pulsed electric field with different cycles -- 5.2.2.2 Effect of pulse width on molecular stretching -- 5.2.2.3 Jet diameter in a pulsed electric field -- 5.2.2.4 Effects of the cycle on the jet diameter -- 5.2.2.5 Effect of the pulse width of the square wave on the jet diameter -- 5.2.2.6 Duty cycle effect on melt electrospinning of PLA fibers -- 5.3 Conclusion -- References -- 6 - Experimental study on centrifugal melt electrospinning -- 6.1 Overview of centrifugal melt electrospinning -- 6.2 Research progress of centrifugal melt electrospinning at home and abroad -- 6.3 The significance of centrifugal melt electrospinning devices -- 6.4 Experimental study on centrifugal melt electrospinning -- 6.4.1 Experimental section -- 6.4.2 Characterization method -- 6.4.3 Results and discussion -- 6.4.3.1 Effect of voltage, temperature, and speed on PLLA fiber production -- 6.4.3.2 Effect of voltage, temperature, and speed on the fiber diameter of PLLA -- 6.4.3.3 Effect of voltage, temperature, and speed on the crystallinity of PLLA fibers -- 6.4.3.4 Effect of voltage, temperature, and speed on the morphology of PLLA fibers -- 6.5 Innovative design of centrifugal melt electrospinning devices -- 6.6 Conclusion -- References -- 7 - Dissipative particle dynamics simulations of centrifugal melt electrospinning -- 7.1 Introduction.
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7.2 The dissipative particle dynamics model in centrifugal melt electrospinning -- 7.3 Different electric field simulation of centrifugal melt electrospinning -- 7.3.1 Centrifugal melt electrospinning in an electrostatic field -- 7.3.1.1 Effect of electrospinning parameters on jets -- 7.3.1.2 Effect of electrospinning parameters on molecular chain untangling -- 7.3.2 Centrifugal melt electrospinning in a pulsed electric field -- 7.3.2.1 Effects of duty ratio on jet -- 7.3.2.2 Effects of frequency on jet -- 7.4 Conclusion -- References -- 8 - Three-dimensional (3D) printing based on controlled melt electrospinning in polymeric biomedical materials -- 8.1 Introduction -- 8.2 Basic principles of 3D printing based on electrospinning -- 8.3 Different auxiliary electrode and dielectric plate collectors -- 8.3.1 Setup for electrospinning with an electrostatic lens system -- 8.3.1.1 A core-shell nozzle -- 8.3.1.2 A pole nozzle -- 8.3.1.3 Other auxiliary electric fields and nozzles -- 8.3.2 Dielectric plate with sharp-pin electrode -- 8.4 Patterned, tubular, and porous nanofiber -- 8.5 Conclusion -- References -- 9 - Fiber membranes obtained by melt electrospinning for drug delivery -- 9.1 Introduction -- 9.2 Experimental -- 9.2.1 Materials -- 9.2.2 Processing of the blends -- 9.2.3 Melt electrospinning -- 9.2.3.1 Characterization -- 9.3 Results and discussion -- 9.3.1 Fiber membrane morphology -- 9.3.2 Fourier transformed infrared spectroscopy -- 9.3.3 Differential scanning calorimetry -- 9.3.4 X-ray diffraction -- 9.3.5 Electron spin-resonance probe spectroscopy of polylactic acid (PLA)/polyhydroxybutyrate (PHB) electrospun mats -- 9.3.6 Impact of diffusion upon controlled drug release -- 9.4 Conclusion -- References -- Index -- Back Cover.
Additional Edition:
ISBN 0-12-816220-1
Language:
English
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