polymer 5 Flashcards by salama al khatri | Brainscape

Q

Chain growth polymerisation describes

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

6 Chain Growth Polymerisation

Mechanisms

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

9 common Vinyl monomers

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

4 common Cyclic monomers

A

ring opening polymerisation usually ionic

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

2 Bond Breaking

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Common methods of radical formation

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Radicals formed from other radicals

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Free Radical Polymerisation - Initiation

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Step 1. Formation of radicals

Homolysis

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Step 1. Formation of radicals

Single Electron Transfer – Redox

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Step 2. Addition of initiating radical to monomer

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Propagation

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Termination

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Chain Transfer

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Chain Transfer

A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Transfer constants observed in the

polymerisation of styrene

A

check notes

Q

Living (Anionic) Polymerisation

A

Q

Free Radical v Anionic Polymerisation

A

Q

Experimental Criteria for LIVING Polymerisation

A

Q

Ring Opening Polymerisation

Cyclic Monomers (ethers)

A

Q

Ring Opening Polymerisation

Cyclic Monomers (esters)

A

Q

Ring Opening Polymerisation

Cyclic Monomers (amide)

A

Q

Ring Opening Polymerisation

Cyclic Monomers (siloxanes)

A

Q

summary lecture 5

A

Free radical polymerisation

Initiation – homolysis, single electron transfer
Propagation – Head to tail v head to head
Combination and Disproportionation
Chain Transfer

Anionic Polymerisation

Absence of termination
Experimental criteria for living polymerisations
Ring-opening polymerisation