Канал: Prof. Ryu's Polymer Chemistry

1st lecture Polymer Chemistry Introduction - Properties and Characterization

1st lecture Polymer Chemistry Introduction - Properties and Characterization

06.05 Shear Bands and Crazing in Glassy Polymers

06.05 Shear Bands and Crazing in Glassy Polymers

06.04 Yield and Crazing - Macroscopic descriptions

06.04 Yield and Crazing - Macroscopic descriptions

06.06 Cold drawing of Semicrystalline polymers

06.06 Cold drawing of Semicrystalline polymers

06.02 Viscoelasticity - Newtonian Fluid vs Shear Thinning

06.02 Viscoelasticity - Newtonian Fluid vs Shear Thinning

06.03 Sub Tg relaxations (glassy vs semicrystalline)

06.03 Sub Tg relaxations (glassy vs semicrystalline)

06.01 Stress-Strain Curves - Introduction

06.01 Stress-Strain Curves - Introduction

05.09 Block copolymer nanoelectronics applications and Moore’s Law

05.09 Block copolymer nanoelectronics applications and Moore’s Law

05.06 Block copolymers - Phase behavior

05.06 Block copolymers - Phase behavior

05.08 Thermoplastic Elastomers - Styrenic block copolymers (SBS and SIS)

05.08 Thermoplastic Elastomers - Styrenic block copolymers (SBS and SIS)

05.07 Thermoplastic Elastomers - Thermoplastic Polyurethanes (TPU) blocky copolymers

05.07 Thermoplastic Elastomers - Thermoplastic Polyurethanes (TPU) blocky copolymers

05.05 Block copolymers - Definition and Ordered Structure

05.05 Block copolymers - Definition and Ordered Structure

05.04 Experimental Polymer Phase Diagram. UCST vs. LCST

05.04 Experimental Polymer Phase Diagram. UCST vs. LCST

05.03 Polymer Blend Thermodynamics - Flory Huggins Theory

05.03 Polymer Blend Thermodynamics - Flory Huggins Theory

05.01 Polymer Blends - Overview (HIPS as an example)

05.01 Polymer Blends - Overview (HIPS as an example)

05.02 Miscible Polymer Blends (Noryl as an example)

05.02 Miscible Polymer Blends (Noryl as an example)

04.17_a In_depth DSC and enthalpy relaxation for sub-Tg annealed samples

04.17_a In_depth DSC and enthalpy relaxation for sub-Tg annealed samples

04.19 DMA Thermal Analysis of Polymers

04.19 DMA Thermal Analysis of Polymers

04.20 TMA Thermal Analysis of Polymers

04.20 TMA Thermal Analysis of Polymers

04.16 Thermal analysis of polymers - Overview

04.16 Thermal analysis of polymers - Overview

04.18 TGA Thermal Analysis of Polymers

04.18 TGA Thermal Analysis of Polymers

04.17 DSC Thermal Analysis of Polymers

04.17 DSC Thermal Analysis of Polymers

04.15_correction on Avrami plot part of 04.15

04.15_correction on Avrami plot part of 04.15

04.15 Crystallization kinetics and Avrami equation for polymer crystallization.

04.15 Crystallization kinetics and Avrami equation for polymer crystallization.

04.14 Liquid Crystalline Polymers: Thermotropic vs. Lyotropic

04.14 Liquid Crystalline Polymers: Thermotropic vs. Lyotropic

04.13 Multiscale structure in polymer crystalline state: Part C2 - Spherulte - Supramolecular struct

04.13 Multiscale structure in polymer crystalline state: Part C2 - Spherulte - Supramolecular struct

04.12 Multiscale structure in polymer crystalline state: Part C1 - Spherulte & Maltese Cross Pattern

04.12 Multiscale structure in polymer crystalline state: Part C1 - Spherulte & Maltese Cross Pattern

04.11 Multiscale structure in polymer crystalline state: Part B - Lamellar domain

04.11 Multiscale structure in polymer crystalline state: Part B - Lamellar domain

04.10 Multiscale structure in polymer crystalline state: Part A - chain packing

04.10 Multiscale structure in polymer crystalline state: Part A - chain packing

04.09 Multiscale structure in polymer crystalline state - overview

04.09 Multiscale structure in polymer crystalline state - overview

04.08 Solution-grown polymer single crystal - lamella structure

04.08 Solution-grown polymer single crystal - lamella structure

04.07 The Crystalline State (Overview) chapter 17 - Tg vs Tm & WAXS pattern differences

04.07 The Crystalline State (Overview) chapter 17 - Tg vs Tm & WAXS pattern differences

04.05 Parameters affecting Tg for a given polymer structure

04.05 Parameters affecting Tg for a given polymer structure

04.06 Melt Viscosity vs. Molecular weight - entanglement regime (Viscosity ~ M^3.4)

04.06 Melt Viscosity vs. Molecular weight - entanglement regime (Viscosity ~ M^3.4)

04.03 Tm (1st order transition) vs. Tg (2nd order transition)

04.03 Tm (1st order transition) vs. Tg (2nd order transition)

04.04 Tm vs Tg: DSC (Differential Scanning Calorimeter) profiles

04.04 Tm vs Tg: DSC (Differential Scanning Calorimeter) profiles

04.02 Temperature vs. Volume Change: Tm vs. Tg

04.02 Temperature vs. Volume Change: Tm vs. Tg

04.01 Amorphous polymers and Tg - overview

04.01 Amorphous polymers and Tg - overview

03.14 Universal GPC & Flory-Fox equation/ Absolute molecular weight

03.14 Universal GPC & Flory-Fox equation/ Absolute molecular weight

03.15 MALDI-TOF characterization of synthetic polymers

03.15 MALDI-TOF characterization of synthetic polymers

03.13_c GPC mechanism for polymer separation based on “size”

03.13_c GPC mechanism for polymer separation based on “size”

03.13_b GPC calibration curve and MWD curve characterization.

03.13_b GPC calibration curve and MWD curve characterization.

03.13_a GPC overview & historical perspective.

03.13_a GPC overview & historical perspective.

03.12 Physical significance of intrinsic viscosity

03.12 Physical significance of intrinsic viscosity

03.11 Intrinsic Viscosity

03.11 Intrinsic Viscosity

03.11a Mark Houwink Equation

03.11a Mark Houwink Equation

03.10 Size (Rg) measurement limitation in polymer solution light scattering

03.10 Size (Rg) measurement limitation in polymer solution light scattering

03.09 Light Scattering & Zimm Plot

03.09 Light Scattering & Zimm Plot

03.08 Scattering q & Zimm equation for Rg

03.08 Scattering q & Zimm equation for Rg

03.05 Light scattering of polymer solution: overview and Rayleigh Ratio

03.05 Light scattering of polymer solution: overview and Rayleigh Ratio

03.07 Light Scattering and Optical Constant (K)

03.07 Light Scattering and Optical Constant (K)

03.06. Light Scattering and Weight Average Molecular Weight (Mw)

03.06. Light Scattering and Weight Average Molecular Weight (Mw)

03_04a_0331_2020 Dilute concentration & Overlap Concentration (c*)

03_04a_0331_2020 Dilute concentration & Overlap Concentration (c*)

03.04 Mn by end group analysis by titration or H NMR

03.04 Mn by end group analysis by titration or H NMR

03.03 Osmotic pressure experiment - 2nd viral coefficient (B) and Mn for polydisperse polymers

03.03 Osmotic pressure experiment - 2nd viral coefficient (B) and Mn for polydisperse polymers

03.02 Osmotic Pressure equation for polymer - derivation

03.02 Osmotic Pressure equation for polymer - derivation

03.01 Osmotic pressure and Mn - general introduction

03.01 Osmotic pressure and Mn - general introduction

2.12 Will the polymer chains expand or shrink upon heating?

2.12 Will the polymer chains expand or shrink upon heating?

2.11 comment on homework assignment - excel simulation of random walk in 2D

2.11 comment on homework assignment - excel simulation of random walk in 2D

2.9 Polymer Size: Theory vs. Experiments

2.9 Polymer Size: Theory vs. Experiments

2.10. Polymer Random Walk vs. Brownian Diffusion Dynamics

2.10. Polymer Random Walk vs. Brownian Diffusion Dynamics

2.3 Radius of Gyration of Polymers

2.3 Radius of Gyration of Polymers

2.4 Freely Jointed Chain (Polymer Chain Model)

2.4 Freely Jointed Chain (Polymer Chain Model)

2.5 Freely Rotating Chains vs. Hindered Rotation Chains

2.5 Freely Rotating Chains vs. Hindered Rotation Chains

2.2 Degree of Polymerization (DP) vs. Number of Bonds (n)

2.2 Degree of Polymerization (DP) vs. Number of Bonds (n)

2.8 Kuhn length/Persistence length

2.8 Kuhn length/Persistence length

2.7 Statistical segment length and DP (degree of polymerization)

2.7 Statistical segment length and DP (degree of polymerization)

2.6 Chain Flexibility/Rigidity & Characteristic Ratio

2.6 Chain Flexibility/Rigidity & Characteristic Ratio

1.2 Average Molecular Weights & Dispersity (Polydispersity Index)

1.2 Average Molecular Weights & Dispersity (Polydispersity Index)

1.1 Molecular weight vs. Molecular Weight Distribution

1.1 Molecular weight vs. Molecular Weight Distribution

2.1 End to End Distance Vector

2.1 End to End Distance Vector