四氟 发表于 2008-11-21 20:52:13

PVDF D-1的溶胀特性

Maximum Solvent Uptake (wt%)
Dimethyl Carbonate
Battery Grades
30°C
40°C
50°C
60°C





KYNAR 741
14
15
17
24
KYNAR 301F
16
20
25
30
KYNAR FLEX 2801
60
148
/
/





PVDF D-1 LM
6.52
8.16
17.3
25.3
PVDF D-1 MM
8.31
8.41
23.6
29.1
PVDF D-1 HM
8.52
8.97
24.9
28.6


Diethyl Carbonate
Battery Grades
30°C
40°C
50°C
60°C





KYNAR 741
7
7
8
10
KYNAR 301F
9
10
11
13
KYNAR FLEX 2801
21
26
32
45





PVDF D-1 LM
0.57
0.73
2.66
2.86
PVDF D-1 MM
0.61
0.63
2.05
3.3
PVDF D-1 HM
0.77
0.86
1.95
3.86


Propylene Carbonate
Battery Grades
30°C
40°C
50°C
60°C





KYNAR 741
14
15
16
21
KYNAR 301F
17
20
25
30
KYNAR FLEX 2801
39
52
101
/





PVDF D-1 LM
2.17
2.8
4.88
9.93
PVDF D-1 MM
1.55
3.25
5.54
13.1
PVDF D-1 HM
1.81
3.91
6.82
13.8


Note:
1. Data of KYNAR series:
Obtained from the document of “KYNAR PVDF F0R LITHIUM BATTERIES”
2. PVDF D-1 series:
LM=low molecular weight, MM=Medium molecular weight, HM=High molecular weight

Rate of Solvent Uptake (g/s0.5, ×10-4)Dimethyl CarbonateBattery Grades30°C40°C50°C60°C KYNAR 7416112041KYNAR 301F251030KYNAR FLEX 2801108317// PVDF D-1 LM2.7
9.7
12.5
18.0
PVDF D-1 MM1.9
6.8
5.7
17.8
PVDF D-1 HM1.3
3.2
6.0
14.3

Diethyl CarbonateBattery Grades30°C40°C50°C60°C KYNAR 7410.651.62.95.8KYNAR 301F0.320.691.72.5KYNAR FLEX 2801112149140 PVDF D-1 LM1.14
1.7
2.6
2.8
PVDF D-1 MM0.72
0.9
1.3
1.53
PVDF D-1 HM0.68
0.83
1.07
1.43

Propylene CarbonateBattery Grades30°C40°C50°C60°C KYNAR 7411.42.85.812KYNAR 301F0.851.94.510.3KYNAR FLEX 28011633.8136790 PVDF D-1 LM4.27
6.43
10.83
4.03
PVDF D-1 MM1.07
1.53
4.17
5.6
PVDF D-1 HM1.13
2.97
3.0
3.57

Note:1. Data of KYNAR series:Obtained from the document of “KYNAR PVDF F0R LITHIUM BATTERIES”2. PVDF D-1 series:
LM=low molecular weight, MM=Medium molecular weight, HM=High molecular weight



Diffusion Coefficient of Solvents (cm2/s, ×10-9)Dimethyl CarbonateBattery Grades30°C40°C50°C60°C KYNAR 7411.84.51535KYNAR 301F0.853.87.950.1KYNAR FLEX 28013469// PVDF D-1 LM1.4
6
15.2
28.7
PVDF D-1 MM1.9
7.7
20.3
36.9
PVDF D-1 HM2.5
11.7
23.5
43.1

Diethyl CarbonateBattery Grades30°C40°C50°C60°C KYNAR 7410.0910.371.43.5KYNAR 301F0.0560.211.11.8KYNAR FLEX 28012.36.426105 PVDF D-1 LM0.013
0.3
2.1
3.2
PVDF D-1 MM0.54
1.9
3.74
4.7
PVDF D-1 HM0.64
1.77
4.24
5.9

Propylene CarbonateBattery Grades30°C40°C50°C60°C KYNAR 7410.120.341.14.0KYNAR 301F0.140.461.55.2KYNAR FLEX 28011.74.72783 PVDF D-1 LM0.18
0.25
1.22
3.6
PVDF D-1 MM0.206
0.59
1.40
5.8
PVDF D-1 HM0.21
0.63
1.74
6.4

Note:1. Data of KYNAR series:Obtained from the document of “KYNAR PVDF F0R LITHIUM BATTERIES”2. PVDF D-1 series:
LM=low molecular weight, MM=Medium molecular weight, HM=High molecular weight
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