№

Thermal conductivity (impermeability)

Hygroscopicity (%)

Y_1i

Y_1i

(Y_1i − Y_R1i)

(Y_1i − Y_R1i)²

Y_2i

Y_2i

(Y_2i − Y_R2i)

(Y_2i − Y_R2i)²

1

65.9

64.2

0.21

0.0

2.91

2.78

−0.13

0.0

2

69

51.2

1.21

1.46

1.82

1.88

0.06

0.00

3

69.2

53.7

2.71

7.34

1.64

1.86

0.22

0.05

4

63.7

40.7

1.71

2.92

1.15

0.96

−0.19

0.04

5

75.4

68.5

0.46

0.21

2.98

3.21

0.23

0.05

6

73.2

50

0.96

0.92

1.09

1.15

0.06

0.00

7

62.8

52

−1.04

1.08

0.95

1.13

0.18

0.03

8

72.9

45.5

−0.54

0.29

1.36

1.39

0.03

0.00

9

72.6

62.2

2.21

4.88

2.98

2.74

−0.24

0.06

10

73.4

54.7

1.71

2.92

1.69

1.84

0.15

0.02

11

67.8

54.2

2.21

4.88

1.72

1.84

0.12

0.01

12

68.9

36.7

1.71

2.92

0.91

0.94

0.03

0.3