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Polymers Tutorials

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15 Pages |907 Views

Polymers - Monomers of two different types A + B A + B + A + B -A-B-A-B- eg Polyamides polyesters Copolymerisation when more than one monom...

The Source of Molecular Motion and Flow in Polymers.by JP IBAR

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Video Clip Lecture #21: describes how conformers interactions are responsible for molecular motions and flow in polymers, below Tg in glasses, and abo...

Structures and Properties of Polymersby TSB .

14 Pages |3772 Views

Condensation Polymers.Temperature effect.. Structures and properties of polymers

Chemistry Quiz- Polymerby Jyoti garg

10 Pages|1817 Views

This quiz is based on the polymer , which type of bond and forces present in polymer and polymerisation process.

Shear-Thinning Aspects for Polymer Meltsby JP IBAR

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Description of shear-thinning of polymer melts in either cooling mode at constant frequency in a dynamic rheometer or at constant temperature but vari...

Introduction (audio) to this new course in Polymer Physicsby JP IBAR

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This 15 minutes audio presentation provides some generalities about the upcoming lectures.

Table of Contents of THE GREAT MYTHS IN POLYMER RHEOLOGY, part IIby JP IBAR

3 Pages |570 Views

This file describes the Table of Content of the article "The Great Myths of Rheology, Part II:Transient and Steady State Melt Deformation: the Qu...

POLYMERS: A SKILL TESTby MANISH TULI

1 Page|307 Views

A skill based test on the topic to excel the student as per the pattern of CBSE for the preparation of AISSCE and AIPMT. The test excludes the problem...

POLYMERSby MANISH TULI

7 Pages |328 Views

THE SET OF QUESTION CONTAINS THE QUESTION FOR PREPARATION FOR COMPETITION AND AISSCE AND WILL HELP THE STUDENT TO SHAPE THE SKILL SOLVING APPROACH. IT...

Polymers that glow in the darkby Richard Smith

9 Pages|1322 Views

1) Polymers that glow in the dark2) “Be my guest”3) Reactive organic intermediates Paul A. Bonvallet Department of Chemistry January 23, 2007

Lecture #37-Disentanglement Control to Enhance Plastics Processingby JP IBAR

13 Pages |633 Views

It has been empirically demonstrated by experiments I conducted in the last 10 years that thermal-mechanical history of a polymer melt, in particular ...

Zen Bee - presented by Poly Clay Playby Trish Hodgens

2 Pages|793 Views

This is a fun, quick little project that will delight everyone that sees it and you will have fun making it.

Polymer clay can be shaped and m...

Triggered Time Dependence of Viscosity in a lab rheometerby JP IBAR

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Strain softening triggers time dependent effects in polymer melts when it is coupled with shear-thinning due to increasing frequency. Classical formul...

ANSWERS to the ENTANGLEMENT QUIZZby JP IBAR

23 Pages|240 Views

In this document I provide the answers to the Entanglement Quizz preceeding CLASS #1 (on January 13th) which addressed the subject of "The Need f...

Viscosity Reduction by Entanglement Manipulation Lecture #38by JP IBAR

66 Pages |269 Views

This lecture is a continuation of Lecture #37 (Introduction) and gives substantially more details to the subject of Viscosity Reduction of Plastics by...

The Great Myths of Polymer Rheology-Part Iby JP IBAR

57 Pages|987 Views

This article examines the following issues in polymer rheology:<br/>Is the separation of temperature and molecular weight in the expression of v...

Interactive Coupling Between Relaxation Modes in Polymersby JP IBAR

536 Views

This lecture describes how bonds interact and cooperate their motions as studied by thermal stimulation under a voltage field. Coupling is described b...

Chemistry for 14 -16 year olds: Organic Chemistry.by Frank Scullion

148 Pages|6830 Views

By way of questions and answers, learn and practice aspects of organic chemistry: alkanes and alkenes; ethanol; ethanoic acid; esters; addition and co...

Video Clip Lecture #13 "Rheology of Melts at constant (T-Tg)by JP IBAR

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Video Clip Lecture #13: describes the formulation of rheology at constant free volume, i.e. at constant (T-Tg) instead of classically done constant T....