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第二篇 合成树脂与塑料 PowerPoint PPT Presentation


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第二篇 合成树脂与塑料. 第八章 概论. 本章主要内容 : 8.1 合成树脂分类与用途 8.2 塑料 8.3 合成纤维 8.4 粘合剂 8.5 涂料 8.6 离子交换树脂 难点 :无. 8.0 前言  树脂定义 树脂通常是指受热后有软化或熔融范围 , 软化时 在外力作用下有流动倾向 , 常温下是固态、半固态, 有时也可以是液态的有机聚合物。广义地讲,可以 作为塑料制品加工原料的任何聚合物都称为 树脂 。.  树脂分类 树脂分为 天然树脂 和 合成树脂 : 天然树脂 是指由自然界中动植物分泌物所得的无

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第二篇 合成树脂与塑料

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6205186


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8.1

8.2

8.3

8.4

8.5

8.6


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8.0

,

,


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-

8-1


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a

(500-1000)

b(10-

50)(35000Ncm2)

(35000 N/cm2)

c


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(15000-350000N/cm2)1500-7000

N/cm220-800

70000-

50000N/cm23000-8500N/cm2

0.5-3


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8.1

8.1.1

(1)

(2)


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8.1.2

(1)

(2)


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8.1.3

1

a


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b

c

a

b


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2-

-


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3.-

4.-

6661010


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5.

6.

7.


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8.2


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8.2.1

0.83-2.21-1.51()4-1-(0.83)


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24h0.01-37


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24h()


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X-

8-1


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8-3


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50 50kg/cm2240mm6mm


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50 50N1mm

2 1.875 MPa469 kPa0.254 mm


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8-7


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8.2.2

:


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()

100 0


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(ISO))(GBl844-80)

ABS--

(acrylonitrile-butadiene-styrene copo[ymer);

EP(epoxide resin)

EPC-(ethylene-propylene

copolymer)


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HDPE(high density

polyethylene)

HIPS(high impact

polystyrene)

PVC(polyvinyl chloride)


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8.3


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8.3.1

1.

(1)

:1g()1g50m50


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:

:


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(2) (tex)1 tex1000m1g


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2

-10.8-13.5 tex33-38mm-27-45 tex64-14mm-18-27tex51-76 mm


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3

1cm12-14


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4.

7

5

CN/(1/10 tex)


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6

(1) (2-5)1min(90)


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(2) kg/mm21

7


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8

9


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10

8.3.2

(PET)(PAN)()-66PP(-6)()


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8.4


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8.4.1


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()


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8.4.2

1.

2

-


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PVC

PVC

120-250


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2.

-


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20-30


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3


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4

(1atex)40-60


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()80-100 100-250


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1.

(1)


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(2)


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2.

1

150-200


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( 2 )


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3.

(1)

---


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(2)

()


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R-SiX3SiX3X(CH3COO-)(R-O-)(R-NH-)(C7CH15COO)

Si (OH)4


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(3)

230-2500.8-1.0MPa-18


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(4)

15-25


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8.4.3

1.


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2


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3.


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:


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4.


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8.5


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8.5.1


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1

(1)

40-70


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(2)


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a

b


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2.

: ()


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-


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3.


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- l 45-200

200

-

- ()

( )()

()


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4


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8.5.2

1.

()()()


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2.

3

4

5


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8.5.3

:


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(1)

(2) 4-()201004mm

(3)

(4)


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(5)

(6)

(7) 50-65


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(8)

(9)

(10)

(11)


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(1) 90


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(2)

1kg

kg/cm2


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(3)

(4)


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(5)


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(6)

(7)


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8.6


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-


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8.6.1


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8.6.2

ab


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1.

(12)

880.1-0.50.5-1.0

2-4:1


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BPOAIBN0.5-1

-0.3-1.2mm


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2.


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3


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1

(1)

-SO3H-PO3H2

-OP2H2

-COOH


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(2)


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2.

(1)


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(2)

(3)


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8.6.3

(1)

1012,


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8

(2)

1nm0-6100nm5-50


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(3)()

100 1g1ml

(4)


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0.3-1.2 mm(0.012-0.42 mm)


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8.6.4

().

()()


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---

(1)

(2)

(3) ()()

(4)


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