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中国地质大学 ( 北京 ) 材料科学与工程学院 PowerPoint PPT Presentation


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高 分 子 化 学 Polymer chemistry 潘祖仁主编. ( 第四版 ). 中国地质大学 ( 北京 ) 材料科学与工程学院. 第七章 聚合物的化学反应 ( The Reaction of Polymer ). 一、聚合物化学反应的特征及影响因素 二、聚合物的化学转化反应 三、聚合物的降解与老化. ◇ 研究高分子化学反应的意义:. 聚合物进行化学改性, 可以合成具有特殊功能的高分子材料; 还可研究聚合物的化学结构及其破坏因素和规律;. ◇ 聚合物的化学反应分类:. 聚合物的化学反应种类基于聚合度和基团的变化(侧基或端基),大致分为三类:

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中国地质大学 ( 北京 ) 材料科学与工程学院

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Polymer chemistry

( )

()


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(The Reaction of Polymer)


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1

2

3


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1


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1

:


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2

, --------

i)

ii)


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2

1


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2


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-------

Cl10%


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1

1


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2


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  • N%

  • N% 12.513.6

  • N% 10.012.5

    • N% 11

    • N% 12


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,


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3


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(4)

Markownikoff


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CH

3

Cl

2

CH

CH

CH

C

2

2

Cl

Cl

CH

3

CH

CH

CH

C

2

2

CH

3

Cl

2

CH

C

CH

CH

2

HCl

Cl

80100


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.

Cl

2

Cl

2

.

.

+

CH

+

Cl

CH

HCl

2

.

.

+

+

CH

CH

Cl

Cl

2

Cl


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(5)

15003900


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(6) SBS

  • SBS

  • SBS


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2

1)


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  • SCl2


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(2-)


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.

hn

CH

CHRCH

CHR

CH2CRCH2CHR

2

2

CH

CRCH

CHR

2

2

CH

CRCH

CHR

2

2

.

+

CHR

CH

CR=CH

2

2


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  • Pc


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  • UPSt


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2)

  • ,


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CCl45%10%C-Br


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.


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  • 50%


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  • BCl3R2AlC1 AgSbF6

THF


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  • ABBAAB

  • ABAB

  • ABABAB

  • BPO


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(

)

+

nCH

=CH

R

CH

CH

R

n

2

2

+

RH

CHCH=CHCH

CH

CH=CHCH

R

+

2

2

2

St

CHCH=CHCH

2

(

)

St

x


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  • ABS

  • -SH -NR2-CH2R


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3)

  • ABABAABABABCSBSSB


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A

B


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SBS

(1) BuLi

SBS

(2)

SBS

(3)SB

SBXBS


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  • :

  • :


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+ ()


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+

B

A

-O-


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MMA

C--Br

MMA


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4)


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  • 1

    2


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1


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(-f-)


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:


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2

+

A

B


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3

BOC

BOC


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DCC

HF


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1

a.


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b.

1,1-


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PMMA270

300


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c. HCl


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40~45min30minTh

Th


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H


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2

CC350kJ/mol


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3


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O

O

CH

(

C

H

)

C

3

n


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4

O2

ROO

ROO + RH ROOH + R

R + O2 ROO

2ROO


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5


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1

2

290400nm


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3


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6

1


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2

3

4


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