� Kuraray Liquid Rubber 1
Kuraray Liquid Rubber beyond a reactive plasticizer
MW
NR, SBR
Rubber
1,000,000
100,000
Benefits: � Plasticizing effect � Enhanced properties � Improved final product shelf-life
Kuraray Liquid Rubber
10,000
1,000
Process Oil Liquid Polybutene
Plasticizer
100
0 Depending on molecular weight (MW), Kuraray Liquid Rubber can act as rubber replacement or a reactive plasticizer.
Bleeding
Benefits: � Co-vulcanizable with solid rubber � Significant reduction in migration � Reduces processing time
Process Oil
Cross link point
Kuraray Liquid Rubber
Kuraray Liquid Rubber is cross-linkable with base rubber and acts like a process oil, but does not bleed.
Significant performance and environmental advantages with Kuraray Liquid Rubber
Mooney, Electric (Index)
Benefits: � Reduces electric power consumption � Lower processing cost � Better sustainability performance (less energy)
110
Mooney Viscosity (130˚C) Electricity consumption
105
100
Dynamic viscoelasticity/CB Dispersion Dynamic viscoelasticity/CB Dispersion
95
25
6
90
24
5
85
23
4
80
22
3
0
5
10
15
L-IR-50 Parts
21
2
Formulation NR (STR20) 100 - 85, L-IR-50 0 - 15, CB (N330) 70, TDAE 5, Vulcanization, Antioxidant ZnO (5), Stearic Acid (2), AO 6C (1), AO RD (1), Phenol resion (10), HDOT20 (4), Accelerator NS (1.7), HMT (1)
Carbon black dispersion Method: ISO11345-C
20
1
L-IR-50 parts 0 5 10 15
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