Hot New Products Pu Chemicals - Pu Shoe Upper Resin – INOV

Pu Shoe Upper Resin

COMPOSITION

This system is consist of four components, polyol, ISO, curing agent and catalyst.

CHARACTERISTICS

Mixing Temperature 30~40℃, Curing Temperature 80~90℃, Demould time 8~10 min (adjustable), the Hardness of finished product could be adjusted by changing the materials ratio of component A+C/B.

STORAGE

Store in a cool and dry place. If you can’t use one drum up at one time, please fill Nitrogen gas and seal the drum well. The shelf life of original packing is 6 months.

PHYSICAL PROPERTIES

Reaction parameters

Finished Product Hardness / Shore A

70

74

79

82

Mass ratio

DX3520-B

62

68

75

80

DX3580-A

97

96

95

94

DX3580-C

3

4

5

6

Catalyst / DX3580-A(%)

0.29

0.27

0.25

0.25

Defoaming agent / DX3580-A(%)

0.45

0.47

0.49

0.53

Gel time / min

3

3

3

3

Mechanical Properties of finished product

Hardness / Shore A

70

74

79

82

Tensile strength / MPa

35

44

47

49

100% Modulus / MPa

2.2

2.8

3.9

5.4

300% Modulus / MPa

4.6

6.5

8.5

9.8

Ultimate Elongation / %

540

520

500

490

Tear Strength

( without Nick ) / (KN/m)

56

66

76

89

Tear Strength

( with Nick ) / (KN/m)

12

17

22

35